CN2676436Y - Electronic card connector - Google Patents

Abstract

The utility model provides an electronic card connector, comprising an insulating body, a circuit subboard, a conductive terminal assembly, and two metal terminals. The insulating body is provided with a containing space for containing an electronic card; the two metal terminals which are oppositely arranged in the containing space of the insulating body are used for spacing and guiding the insertion of the electronic card; the circuit subboard is connected at the bottom part of the insulating body; the conductive terminal assembly which is composed of a plurality of conductive terminals is mounted on the circuit subboard. The conductive terminals are connected with one welding part along the circuit tracks respectively, and the welding parts which are upwardly extended to the top part of the same side of the insulating body are used for welding on the corresponding welding pads on the bottom of a mother circuit board. In this way, the electronic card connector which can be mounted below the mother circuit board can be assembled, and the electronic card connector can provide insertion for more than two electronic cards, cannot increase the space, and has convenient manufacture and assembly.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of electronic card coupler, relates in particular to a kind of being set up under female circuit board plate, can provide the electronic cards more than two to plant, and making, easy to assembly, can not increase the electronic card coupler in space.

Background technology

Electronic cards (IC-card) is a data input device, it can be electrically connected to a circuit structure or a storage device, for example word processor, personal computer or other circuit structure, the data that are stored in the electronic cards will be transferred to this circuit structure, electronic cards is a kind of portable instrument, and it can be inserted easily and be withdrawed from by an electronic card coupler.

See also Fig. 1, a kind of existing electronic card coupler, can be in order to peg graft and to withdraw from electronic cards, it includes an insulating body 100 and a conducting terminal group 101, this insulating body 100 is made with plastic material, and this insulating body 100 has a base portion 102 and is connected in first arm 103, second arm 104 that these base portion 102 two ends extend in parallel.

This conducting terminal group 101 is made up of a plurality of conducting terminal 105, and these conducting terminals 105 are made with electric conducting material, is installed on the base portion 102 of this insulating body 100 and with this first, second arm 103,104 to extend in parallel.

In the time of in electronic cards is inserted in this insulating body 100, these conducting terminals 105 can form electric connection with the corresponding terminal that is arranged on the electronic cards.These conducting terminal 105 other ends then extend outside the insulating body 100, can these conducting terminals 105 be formed with female circuit board electrically connect in order to be welded on female circuit board.

Prevent the function that writes in order to provide; a general common terminal 106 and the protection terminal 107 of on insulating body 100 1 sidewalls of electronic card coupler, being fixed with; this two-terminal 106,107 respectively has an elastic arm 108,109; and the elastic arm 108,109 of this two-terminal has been kept certain distance, utilizes these two-terminal 106,107 compositions one to prevent the control switch that writes.

When but the control assembly of electronic cards switches to write-in functions; when electronic cards is inserted in this electronic card coupler; the elastic arm 108 that the control assembly of this electronic cards one side can contact this common terminal 106 outwards moves and the elastic arm 109 corresponding with this protection terminal 107 contacts; make this two-terminal 106,107 conductings; and signal is passed to female circuit board, but make electronic cards become write state.

When the control assembly of electronic cards switches to when preventing write-in functions, when electronic cards is inserted in this electronic card coupler, the control assembly of this electronic cards one side can not contact 106, the 107 contact conductings of this two-terminal, makes electronic cards become to prevent write state, realizes preventing the function that writes with this.

Be provided with a detection terminal 110 on this insulating body 100 in addition, these detection terminal 110 1 ends have an elastic arm 111, and this elastic arm 111 is positioned at a distance, contact arm 112 the place ahead of this common terminal 106.When electronic cards is inserted in this electronic card coupler, the elastic arm 111 that this electronic cards one end can contact this detection terminal 110 moves and contact arm 112 contacts corresponding with this common terminal 106 backward, make detection terminal 110 and this common terminal 106 realize electrically connecting, circuit so as to the conducting electronic card coupler, electronic card coupler can come into operation, and realizes the function that the detected electrons card inserts with this.

But, above-mentioned existing electronic card coupler, it only can provide the electronic cards of single specification to plant, and can't be with the function of the electronic cards plant that plurality of specifications is provided, make electronic card coupler be restricted on using, and this electronic card coupler generally is set up on female circuit board plate, if be set up under female circuit board plate, electronic cards then need instead insert in this electronic card coupler, causes the inconvenience in the use.

If want electronic card coupler is set up under female circuit board plate, and make electronic cards just insert in this electronic card coupler, then need the length that each conducting terminal extension of each conducting terminal group on the electronic card coupler is long to locate to top, the same side, can weld with the weld pad of female circuit board bottom surface, the inconvenience that certainly will cause electronic card coupler to make, assemble thus, and the extension setting of many conducting terminals, relative meeting takies the bigger space of insulating body, makes the thickness of electronic card coupler increase relatively.

In summary, the electronic card coupler of described prior art on reality is used, obviously exists inconvenience and defective, so be necessary to be improved.

Summary of the invention

Main purpose of the present utility model, being to provide a kind of electronic card coupler, and it can be set up under female circuit board plate, and can provide the electronic cards more than two just inserting plant, this electronic card coupler making, easy to assembly can not increase the space, makes the thickness of electronic card coupler reduce.

In order to realize above-mentioned purpose, the utility model provides a kind of electronic card coupler, and it can be set up under female circuit board plate, provides the electronic cards more than two to plant, this electronic card coupler comprises: insulating body, and it has an accommodation space that is used to accommodate electronic cards; The first metal end and second metal terminal, this two metal terminal is relatively arranged in the accommodation space of this insulating body, in order to insertion spacing and the guiding electronic cards; Sub-circuit board, it is linked to this insulating body bottom; And conducting terminal group, it is made up of a plurality of conducting terminal, is installed on this sub-circuit board, and these conducting terminals respectively are connected with a weld part with circuit trace, these weld parts up extend to place, top, insulating body the same side, can be in order to be welded on the corresponding weld pad of female circuit board bottom surface.

Brief Description Of Drawings

Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by detailed description to preferred embodiment of the present utility model.

In the accompanying drawing,

Fig. 1 is the vertical view of existing electronic card coupler;

Fig. 2 is the three-dimensional exploded view of the utility model electronic card coupler;

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

Fig. 4 is the stereogram before the utility model electronic card coupler and the combination of female circuit board;

Fig. 5 is the stereogram of another angle before the utility model electronic card coupler and the combination of female circuit board;

Fig. 6 is the stereogram after the utility model electronic card coupler and the combination of female circuit board;

Fig. 7 is the front view after the utility model electronic card coupler and the combination of female circuit board;

Fig. 8 is the bottom view after the utility model electronic card coupler and the combination of female circuit board;

Fig. 9 is the stereogram of the utility model electronic card coupler and SD card assembled state;

Figure 10 is the stereogram of the utility model electronic card coupler and XD card assembled state;

Figure 11 is the stereogram of the utility model electronic card coupler and MS card assembled state;

Figure 12 is the stereogram of the utility model electronic card coupler and SM card assembled state;

Figure 13 is two metal terminals of another embodiment of the utility model electronic card coupler and the stereogram of protection terminal, detection terminal.

Embodiment

Hereinafter, will describe the utility model in detail.

See also Fig. 2 and Fig. 3; the utility model provides a kind of electronic card coupler; it can be set up under female circuit board 600 plates (as Fig. 4 to Fig. 8); provide the electronic cards more than two to plant, this electronic card coupler includes an insulating body 10, a sub-circuit board 20, one first conducting terminal group 30, one second conducting terminal group 40, one the 3rd conducting terminal group 50, one the 4th conducting terminal group 60, the first metal end 70, one second metal terminal 80, a protection terminal 90 and a detection terminal 95 and constitutes.

This insulating body 10 is made with plastic material, this insulating body 10 has base portion 11, a top 12 of an Openworks shape and is connected in first arm 13, second arm 14 that this base portion 11,12 two ends, top extend in parallel, formation one is used to accommodate the accommodation space 15 of electronic cards between this base portion 11, top 12, first arm 13 and second arm 14, this accommodation space 15 adopts bigger capacity, thereby makes this electronic card coupler can supply the electronic cards (as SD card, XD card, MS card, SM card etc.) of multiple different in width, thickness to plant.

Two arms, 13,14 tops of this insulating body 10 nearby respectively are provided with a fixture 16 and a reference column 17 in the edge place, this two fixture 16 is made with metal material, can be in order to be fixedly welded on the corresponding weld pad 601 in female circuit board 600 bottom surfaces, so that the effect of fixing to be provided.These two reference columns, 17 one-body molded insulating body 10 end faces that are based in can be inserted on female circuit board 600 in the corresponding positioning hole 602, and the effect of fixing also can be provided, and make being positioned on female circuit board 600 that electronic card coupler can be firm.

On the base portion 11 of this insulating body 10 and offer two grooves 18, this two groove 18 is located at nearly two arms 13 of base portion 11 end faces and 14 places, this two groove 18 is by the base portion 11 leading edges suitable length that extends back, and in insulating body 10 that should two grooves, 18 rear ends is provided with two finedraws (figure slightly), so that fix this two metal terminal 70,80.The nearly left and right two side places of base portion 11 leading edges of this insulating body 10 respectively are provided with a fixing hole 19, so that fix this protection terminal 90 and detection terminal 95.

This sub-circuit board 20 is arranged at this insulating body 10 bottoms, on this sub-circuit board 20 and be provided with a plurality of combined holes 21, and on the base portion 11 of this insulating body 10, be provided with a plurality of and combined hole 21 corresponding columns 22, these combined holes 21 combine with tight fit or hot melting way with column 22, make this sub-circuit board 20 be linked to this insulating body 10 bottoms, this sub-circuit board 20 also can utilize modes such as stickup to be linked to this insulating body 10 bottoms certainly.

These conducting terminal groups 30,40,50,60 are made up of 31,41,51,61 of a plurality of conducting terminals respectively, and these conducting terminals 31,41,51,61 are made with conductivity good metal material, and it is microscler lamellar body, and is bent into suitable shape.These conducting terminal groups 30,40 and 50,60 conducting terminal 31,41 and 51,61 be installed on this sub-circuit board 20 respectively and the top 12 of this insulating body 10 on, and extend in parallel with this first, second arm 13,14.

Conducting terminal 31,41,51,61 1 ends of these conducting terminal groups 30,40,50,60 stretch in this accommodation space 15, can in order to be inserted in accommodation space 15 in different electronic cards contacts realize electrically connecting.

Conducting terminal 51,61 other ends of the 3rd conducting terminal group 50 and the 4th conducting terminal group 60 respectively have a weld part 52,62, because these conducting terminals 51,61 are installed on the top 12 of this insulating body 10, the weld part 52,62 of these conducting terminals 51,61 directly extends to this place, top, insulating body 10 the same sides (rear side).

Be positioned at the below and be located at the first conducting terminal group 30 on this sub-circuit board 20 and the conducting terminal 31 of the second conducting terminal group 40,41 other ends are with circuit trace 33,43 respectively are electrically connected with a weld part 32,42, these weld parts 32,42 utilize welding or method of clamping to be fixed on the sub-circuit board 20, these conducting terminals 31, though 41 are installed on this sub-circuit board 20, but by being printed in the circuit trace 33 on the sub-circuit board 20,43 with weld part 32,42 realize electrically connecting, these weld parts 32,42 are erected on the sub-circuit board 20, and extend upward suitable height, make these conducting terminals 31,41 weld part 32,42 with other conducting terminal 51,61 weld part 52,62 together up extend to place, top, insulating body 10 the same sides (rear side), can make these conducting terminals 31 in order to be welded on the corresponding weld pad 603 in female circuit board 600 bottom surfaces, 41,51,61 all can form electric connection with female circuit board 600.

This first metal end 70 and second metal terminal 80 is made with conductivity good metal material, it is microscler lamellar body, this two metal terminal 70 and 80 respectively has a body 71,81, these body 71,81 upper limbs respectively bend inwards and are formed with an apical margin 72,82, and this apical margin 72,82 is roughly horizontal.Each has extended to form a flange 73,83 downwards these body 71,81 lower edges, and two grooves 18 on the base portion 11 of this two flanges 73,83 and this insulating body 10 are corresponding.

The place, flange 73,83 the place aheads of these body 71,81 lower edges respectively stretches out and is formed with a clasp joint portion 74,84, can be in order to clasp joint in sub-circuit board 20 leading edges, so as to increasing retain strength.These body 71,81 trailing edges respectively are formed with a Plug Division 75,85.On this body 71,81 and the level that offers to the chute 76,86 that extends, these chute 76,86 front ends form the opening shape, these chute 76,86 1 sides have respectively extended to form an elastic arm 77,87, these elastic arm 77,87 horizontal extensions, the one end forms free end, this elastic arm 77,87 also gives suitable bending, to protrude in body 71,81 outsides.

This first metal end 70 and second metal terminal 80 is relatively arranged in the accommodation space 15 of this insulating body 10, this two metal terminal 70 and 80 is planted in two grooves 18 on the base portion 11 that is fixed in this insulating body 10 with the flange 73,83 of body 71,81 lower edges, and the Plug Division 75,85 that makes body 71,81 trailing edges of this two metal terminal 70 and 80 is plugged in the finedraw (figure slightly) of two grooves, 18 rear ends, makes this two metal terminal 70 and 80 be able to relative two side positions in the firm accommodation space that is positioned this insulating body 10 15.

This protection terminal 90 is made with conductivity good metal material, and it is microscler lamellar body, and it has a body 91, and these body 91 lower edges have extended to form a clasp joint portion 92, can be in order to clasp joint in sub-circuit board 20 leading edges, so as to increasing retain strength.These body 91 trailing edges extend back and are formed with an elastic arm 93, these elastic arm 93 horizontal extensions, and the one end forms free end, and this elastic arm 93 also gives suitable bending, to protrude in body 91 inboards.

This protection terminal 90 is arranged at the place, accommodation space 15 interior the place ahead of this insulating body 10; and be positioned at this appropriate intervals place, the first metal end 70 outside; this protection terminal 90 is planted with body 91 trailing edges in the fixing hole 19 of base portion 11 leading edges be fixed in this insulating body 10; this protection terminal 90 is able in the firm accommodation space that is positioned this insulating body 10 15; and the elastic arm 93 that makes this protection terminal 90 penetrates body 71 inboards by the chute 76 of this first metal end 70; make the elastic arm 93 of this protection terminal 90 be positioned at elastic arm 77 inboards of this first metal end 70; this two-terminal 70; 90 elastic arm 77; 93 have kept certain distance, borrow this two-terminal 70; 90 form one prevents the control switch that writes.

This detection terminal 95 is made with conductivity good metal material, and it is microscler lamellar body, and it has a body 96, and these body 96 lower edges have extended to form a clasp joint portion 97, can be in order to clasp joint in sub-circuit board 20 leading edges, so as to increasing retain strength.These body 96 trailing edges extend back and are formed with an elastic arm 98, these elastic arm 98 horizontal extensions, and the one end forms free end, and this elastic arm 98 also gives suitable bending, to protrude in body 96 inboards.

This detection terminal 95 is arranged at the place, accommodation space 15 interior the place ahead of this insulating body 10, and be positioned at this appropriate intervals place, second metal terminal, 80 outside, this detection terminal 95 is planted with body 96 trailing edges in another fixing holes 19 of base portion 11 leading edges be fixed in this insulating body 10, this detection terminal 95 is able in the firm accommodation space that is positioned this insulating body 10 15, and the elastic arm 98 that makes this detection terminal 95 penetrates body 81 inboards by the chute 86 of this second metal terminal 80, make the elastic arm 98 of this detection terminal 95 be positioned at elastic arm 87 inboards of this second metal terminal 80, this two- terminal 80,95 elastic arm 87,98 have kept certain distance, borrow this two- terminal 80,95 form a control switch in order to the insertion of detected electrons card; By above-mentioned composition to form electronic card coupler of the present utility model.

See also Fig. 9, the electronic cards 200 of SD calliper lattice can be inserted in this accommodation space 15, and be positioned at this two metal terminal 70 and 80 inside, can contact in this electronic cards 200 left and right two sides and end faces by body 71,81 inner edges and apical margin 72,82 bottom surfaces of this two metal terminal 70 and 80, insert so as to spacing and guiding electronic cards 200, when this electronic cards 200 moved to the location backward, this electronic cards 200 can contact with the first conducting terminal group 30 and realize electrically connecting.

When the control assembly of electronic cards 200 (figure slightly) but when switching to write-in functions; when electronic cards 200 is inserted in this electronic card coupler; the elastic arm 93 that the control assembly of these electronic cards 200 1 sides (figure slightly) can contact this protection terminal 90 outwards moves and the elastic arm 77 corresponding with this first metal end 70 contacts; make this two- terminal 70,90 conductings; and signal is passed to female circuit board, but make electronic cards become write state.

When the control assembly of electronic cards 200 (figure slightly) switches to when preventing write-in functions, when electronic cards 200 is inserted in this electronic card coupler, the control assembly of these electronic cards 200 1 sides (figure slightly) can not contact this two- terminal 70,90 contact conductings, electronic cards is become prevent write state, realize preventing the function that writes with this.

When electronic cards 200 is inserted in this electronic card coupler, the elastic arm 98 that these electronic cards 200 opposite sides can contact this detection terminal 95 outwards moves and elastic arm 87 contacts corresponding with this second metal terminal 80, make detection terminal 95 and this second metal terminal 80 realize electrically connecting, circuit so as to the conducting electronic card coupler, electronic card coupler can come into operation, and realizes the function that the detected electrons card inserts with this.

See also Figure 10, the electronic cards 300 of XD calliper lattice can be inserted in this accommodation space 15, these electronic cards 300 left and right two sides have slide rail 301, chute 76,86 corresponding the slipping of this two slide rail 301 and this two metal terminal 70 and 80, this electronic cards 300 is positioned at this two metal terminal 70 and 80 inside, can be by the chute 76,86 of this two metal terminal 70 and 80 and cooperating of two slide rails 301, insert so as to spacing and guiding electronic cards 300, when this electronic cards 300 moved to the location backward, this electronic cards 300 can contact with the second conducting terminal group 40 and realize electrically connecting.

See also Figure 11, the electronic cards 400 of MS calliper lattice can be inserted in this accommodation space 15, and between this two metal terminal 70 and 80, can contact by apical margin 72,82 free ends of this two metal terminal 70 and 80 in this electronic cards 400 left and right two sides, insert so as to spacing and guiding electronic cards 400, when this electronic cards 400 moved to the location backward, this electronic cards 400 can contact with the 3rd conducting terminal group 50 and realize electrically connecting.

See also Figure 12, the electronic cards 500 of SM calliper lattice can be inserted in this accommodation space 15, and be positioned at this two metal terminal 70 and 80 tops, can contact in this electronic cards 500 bottom surfaces by apical margin 72,82 end faces of this two metal terminal 70 and 80, insert so as to spacing and guiding electronic cards 500, when this electronic cards 500 moved to the location backward, this electronic cards 500 can contact with the 4th conducting terminal group 60 and realize electrically connecting.

See also Figure 13; members such as the first metal end 70 of the present utility model, second metal terminal 80, protection terminal 90 and detection terminal 95 also can be done different variations; and the elastic arm 93 of this protection terminal 90 can contact the body 71 of this first metal end 70; form a normally closed switch, prevent the control switch that writes so as to forming one.The body 81 of elastic arm 98 these second metal terminals 80 of contact of this detection terminal 95 forms a normally closed switch, so as to forming a control switch in order to the insertion of detected electrons card.

When the control assembly of electronic cards (figure slightly) but when switching to write-in functions; when electronic cards is inserted in this electronic card coupler; the elastic arm 93 that the control assembly of this electronic cards one side can contact this protection terminal 90 outwards moves; this two-terminal was opened in 70,90 minutes; and signal is passed to circuit board, but make electronic cards become write state.

When the control assembly of electronic cards switches to when preventing write-in functions, when electronic cards is inserted in this electronic card coupler, the control assembly of this electronic cards one side can not contact this two-terminal and hold in 70,90 minutes, electronic cards is become prevent write state, realizes preventing the function that writes with this.

When electronic cards is inserted in this electronic card coupler, the elastic arm 98 that this electronic cards opposite side can contact this detection terminal 95 outwards moves, two-terminal was opened in 80,95 minutes, and signal is passed to circuit board, circuit so as to the conducting electronic card coupler, electronic card coupler can come into operation, and realizes the function that the detected electrons card inserts with this.

The utility model can provide the electronic cards more than two to plant, make electronic card coupler comparatively convenient on using, and utilize insertion spacing as two metal terminals 70,80 of common terminal and that guide different electronic cards 200,300,400,500, it does not need to be provided with in addition baroque stopping means on insulating body 10, so the electronic card coupler overall structure is simple, the assembling saving of work and time is effectively reduced cost of manufacture.

Electronic card coupler of the present utility model can be set up under female circuit board 600 plates, and electronic cards can just insert in this electronic card coupler, what deserves to be mentioned is, these are positioned at the conducting terminal group 30 of below and 40 conducting terminal 31,41 is realized electrically connecting by circuit trace 33,43 and the weld part 32,42 be located on the sub-circuit board 20, make the weld part 32,42 of these conducting terminals 31,41 can extend to place, top, insulating body 10 the same side, and facility is welded in female circuit board 600 bottom surfaces with the weld part 52,62 of other conducting terminal 51,61.So, can make the making, easy to assembly of electronic card coupler, and the circuit trace of being located on the sub-circuit board 20 33,43 can not increase the space, make the thickness of electronic card coupler reduce.

Be understandable that; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model accompanying Claim.

Claims (10)

1, a kind of electronic card coupler, it can be set up under female circuit board plate, provides the electronic cards more than two to plant, and it is characterized in that this electronic card coupler comprises:

Insulating body, it has an accommodation space that is used to accommodate electronic cards;

The first metal end and second metal terminal, this two metal terminal is relatively arranged in the accommodation space of this insulating body, in order to insertion spacing and the guiding electronic cards;

Sub-circuit board, it is linked to this insulating body bottom; And

The conducting terminal group, it is made up of a plurality of conducting terminal, is installed on this sub-circuit board, and these conducting terminals respectively are connected with a weld part with circuit trace, these weld parts up extend to place, top, insulating body the same side, in order to be welded on the corresponding weld pad of female circuit board bottom surface.

2, electronic card coupler according to claim 1, it is characterized in that, other conducting terminal group is installed on this insulating body, this conducting terminal group is made up of a plurality of conducting terminal, these conducting terminals respectively have a weld part, the weld part that is installed on conducting terminal on this insulating body extends to place, top, insulating body the same side with the weld part that is installed on conducting terminal on this sub-circuit board, in order to be welded on the corresponding weld pad of female circuit board bottom surface.

3, electronic card coupler according to claim 1 is characterized in that, this insulating body and sub-circuit board are provided with a plurality of corresponding columns and combined hole, and links with tight fit or hot melting way.

4, electronic card coupler according to claim 1 is characterized in that, this insulating body and sub-circuit board link with bonding method.

5, electronic card coupler according to claim 1, it is characterized in that, this two metal terminal respectively has a body, this body upper limb respectively bends inwards and is formed with an apical margin, the body lower edge of this two metal terminal respectively is formed with a flange, and on this insulating body, be provided with corresponding groove, this body trailing edge respectively is formed with a Plug Division, and be provided with corresponding finedraw in this insulating body, this two metal terminal is planted with flange and is fixed in the groove of this insulating body, and makes the Plug Division of this two metal terminal be plugged in the finedraw.

6, electronic card coupler according to claim 5 is characterized in that, the body lower edge of this two metal terminal respectively is formed with a clasp joint portion, in order to clasp joint in the sub-circuit board leading edge.

7, electronic card coupler according to claim 5; it is characterized in that; it further is provided with a protection terminal; it has a body; this body extends to form one in order to clasp joint portion and the elastic arm of clasp joint in the sub-circuit board leading edge; this protection terminal is arranged at this first metal end outside; this protection terminal is fixed in this insulating body with body; the body of this first metal end is provided with an elastic arm; the elastic arm of this protection terminal is positioned at a side of the elastic arm of this first metal end, prevents the control switch that writes so as to forming one.

8, electronic card coupler according to claim 5; it is characterized in that; it further is provided with a protection terminal; it has a body; this body has extended to form an elastic arm, and this protection terminal is arranged at this first metal end outside, and this protection terminal is fixed in this insulating body with body; the elastic arm of this protection terminal contacts the body of this first metal end, prevents the control switch that writes so as to forming one.

9, electronic card coupler according to claim 5, it is characterized in that, it further is provided with a detection terminal, it has a body, this body extends to form one in order to clasp joint portion and the elastic arm of clasp joint in the sub-circuit board leading edge, this detection terminal is arranged at this second metal terminal outside, this detection terminal is fixed in this insulating body with body, the body of this second metal terminal is provided with an elastic arm, the elastic arm of this detection terminal is positioned at a side of the elastic arm of this second metal terminal, so as to forming a control switch in order to the insertion of detected electrons card.

10, electronic card coupler according to claim 5, it is characterized in that, it further is provided with a detection terminal, it has a body, this body has extended to form an elastic arm, and this detection terminal is arranged at this second metal terminal outside, and this detection terminal is fixed in this insulating body with body, the elastic arm of this detection terminal contacts the body of this second metal terminal, so as to forming a control switch in order to the insertion of detected electrons card.

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