CN101257155A

CN101257155A - Electronic card connector

Info

Publication number: CN101257155A
Application number: CNA200710020180XA
Authority: CN
Inventors: 余宏基; 郑永昌
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2007-03-02
Filing date: 2007-03-02
Publication date: 2008-09-03

Abstract

The invention provides an electronic card connector which includes an insulation noumenon of a first connector, a second connector and a third connector, some conductive terminals contained in the insulation noumenon, and a shield shell for shielding insulation noumenon; therein, the firest connector and the second connector further include a card-returned mechanism which is assembled on one side of the shield shell; the shield shell and insulation noumenon form the electronic card containing space together, and show three-layer pile type arrangement for containing three cards with various type, and the assembly method for the electronic card connector layers is simple.

Description

Electronic card coupler

[technical field]

The present invention relates in particular to a kind of stack electronic card coupler that can accommodate the number of different types electronic cards relevant for a kind of electronic card coupler.

[background technology]

Along with the further miniaturization of the overall dimension of notebook, lighting, current notebook needs to store card by more external hanging type usually and reaches more, stronger function with cooperation, so the electronic card coupler that is exclusively used in the various electronic cards of winding (as: EXPRESS CARD, CARD BUS, SMART CARD etc.) is widely used in the notebook.

At present, it is also not at all surprising that a plurality of electronic card couplers are set in same notebook, for example, is provided with two PC connectors simultaneously, in order to enlarge storage.But people are to the pursuit of electronics miniaturization, it is as far as possible little to wish that electronic card coupler takes up space, so two technical schemes that PC card connector piles up occurred, seeing also Chinese patent announces No. 2355445, it has disclosed a kind of technical scheme of stack electronic card coupler, wherein second PC card connector is positioned at the below of first PC card connector, form the stack electronic card coupler, reduced the area of the shared circuit board of electronic card coupler thus, but above-mentioned electronic card coupler can only realize inserting same type of PC card, and only be two-layer stacked structure, along with the electronic cards kind is increasing, this kind design can not be satisfied the needs that the user uses the number of different types card.

So, be necessary above-mentioned electronic card coupler is improved to solve the problems of the technologies described above.

[summary of the invention]

The object of the present invention is to provide a kind of electronic card coupler, it can accommodate the electronic card of number of different types.

The objective of the invention is to be achieved through the following technical solutions: a kind of electronic card coupler, it is installed on the printed circuit board (PCB), comprise: first connector, it is positioned at the superiors of stack electronic card coupler, comprise first insulating body, some first conducting terminals that are contained in first insulating body, first receiving space that is shielded in first shielding casing on first insulating body and forms jointly by first shielding casing and first insulating body; Second connector, it is positioned at the lower floor of first connector, comprise second insulating body, some second conducting terminals that are contained in second insulating body, second receiving space that is shielded in second shielding casing on second insulating body and forms jointly by second shielding casing and second insulating body; The 3rd connector, it is positioned at the bottom of stack electronic card coupler, comprise the plastics plate body, be positioned at the 3rd insulating body of plastics plate body front end, some the 3rd conducting terminals that are contained in insulating body, the 3rd receiving space that is shielded in the 3rd shielding casing on the 3rd insulating body and forms jointly by the 3rd shielding casing and the 3rd insulating body; First, second and third wherein said connector is the three level stack formula to be arranged, and is used to accommodate the electronic cards of number of different types.

Compared to prior art, stack electronic card coupler of the present invention has following beneficial effect: by three kinds of dissimilar electronic card coupler stacks are made up, realize accommodating dissimilar electronic cards, this stacked structures can not take too large tracts of land of circuit board, meet the space-saving trend of modern electronic product, and this stacked structures assembling is simple.

[description of drawings]

Fig. 1 is the stereogram of stack electronic card coupler of the present invention.

Fig. 2 is the first connector stereogram of stack electronic card coupler of the present invention.

Fig. 3 is another visual angle stereogram of first connector of stack electronic card coupler of the present invention.

Fig. 4 is the second connector stereogram of stack electronic card coupler of the present invention.

Fig. 5 is another visual angle stereogram of second connector of stack electronic card coupler of the present invention.

Fig. 6 is the 3rd connector stereogram of stack electronic card coupler of the present invention.

Fig. 7 is another visual angle stereogram of the 3rd connector of stack electronic card coupler of the present invention.

[embodiment]

See also Fig. 1 to Fig. 7, stack electronic card coupler 100 of the present invention, it comprise second connector 2, the bottom in first connector 1 that is positioned at the upper strata, intermediate layer the 3rd connector 3, be used for the retaining piece 4 and the spacer 5 of fixing first connector 1, second connector 2 and the 3rd connector 3.

See also Fig. 1 to shown in Figure 3, first connector 1 comprises first insulating body 12, be shielded in first shielding casing 11 on first insulating body 12, be contained in first conducting terminal 13 in first insulating body 12 and be installed on first trip mechanism 14 of first shielding casing, 11 1 sides, and wherein first receiving spaces 10 of electronic cards are accommodated in first insulating body 12 and the 11 common formation of first shielding casing.Described first shielding casing 11 comprises sidewall 111 that a main part 115, autonomous body 115 one extend to form and the diapire 114 that is extended to first receiving space 10 by sidewall 111 downwards, described main part 115 is provided with some recesses 112 with sidewall 111 intersections, and described diapire 114 rear ends also are provided with a pair of hook 116.First trip mechanism 14 is installed on first shielding casing, 11 1 sides, and the electronic cards that is used for being contained in first connector 1 withdraws from.First insulating body 12 comprises a base portion 121, and extended back on the base portion 121 tongue-shaped docking section 124 and triangle plate body 127, some first conducting terminals are contained in this docking section 124, and triangle plate body 127 is formed at docking section 124 1 sides.First conducting terminal, 13 1 ends stretch into and are used in the receiving space 10 reaching electrical the contact with electronic cards, and the other end is connected on the daughter board 7 backward, is forwarded on the printed circuit board (PCB) (not shown) by daughter board 7.Extend to form a pair of adjutage 122 forward from base portion 121 two ends, the front end of each adjutage 122 is formed with screwed hole 123.Triangle plate body 127 tail ends also are provided with to buckle holds hole 129.

See also Fig. 1, Fig. 2 and shown in Figure 5, second connector 2 is installed on the bottom of first connector 1, second trip mechanism 24 that it comprises second insulating body 22, is shielded in second shielding casing 21 of second insulating body 22, is contained in some second conducting terminals 23 in second insulating body 22 and is installed on second shielding casing, 22 1 sides, wherein second insulating body 22 and second shielding casing, 21 common second receiving spaces 20 of accommodating electronic cards that form.Second conducting terminal, 23 1 ends stretch into and are used in the host cavity reaching electrical the contact with electronic cards, and the other end is connected on the daughter board 7 backward, is forwarded on the printed circuit board (PCB) (not shown) by this daughter board 7.Described second shielding casing 21 comprises roof 211, the sidepiece of the bending downwards from roof 211 both sides 212 reaches from the bottom 213 of sidepiece 212 to 20 extensions of second receiving space.Roof 211 1 sides are provided with button and hold sheet 214, are used for buckleing on the triangle plate body 127 with first connector 1 and hold hole 129 and match, in order to increase the power that combines between the higher and lower levels of first connector 1 and second connector 2.Roof 212 fore-ends are narrow than rear end part, thereby form holding part 215, hook 116 on aforementioned first shielding casing 11 is held on this holding part 215, further increases the adhesion between first connector 1 and second connector 2, moves up and down to prevent two connectors.Described second trip mechanism 24 comprises a support 241, is used for second trip mechanism 24 is fixed in second shielding casing, 21 1 sides, and the bottom front of support 241 also is provided with a buckling piece 242.

See also Fig. 1, Figure 6 and Figure 7, the 3rd connector 3 is installed on the bottom of second connector 2, it comprises plastics plate body 34, be positioned at the 3rd insulating body 31 of plastics plate body 34 front ends, be shielded in the 3rd shielding casing 32 on the plastics plate body 34, be contained in some the 3rd conducting terminals 33 of the 3rd insulating body 31 and be installed on plastics plate body 34 front ends be used for electronic card coupler 100 is fixed in a pair of stator 35 on the printed circuit board (PCB) (not shown), described stator 35 is provided with location hole 350 and screw 351.Wherein plastics plate body 34 extends upward from both sides and forms wall extension 341, wall extension 341 is provided with some protruding blocks 342, described the 3rd shielding casing 32 is provided with corresponding some openings 321, fastens by protruding block 342 and opening 321, and the 3rd shielding casing 32 is shielded on the plastics plate body 34.The 3rd shielding casing 32 rear ends one side is provided with a compressing tablet 322, this compressing tablet 322 is pushed down 213 rear ends, bottom of second shielding casing 22, the 3rd connector 3 is installed on second connector 2, the opposite side rear end of the 3rd shielding casing 32 stretches out and forms extended surface 323, this extended surface 323 is provided with a latch part 324, buckling piece 324 by the latch part 324 and second trip mechanism 24 is interlocked, so that second trip mechanism 24 is immobilizated on the 3rd connector 3.The 3rd connector 3 also further comprises a terminal module 36; these terminal module 36 usefulness with accommodate the 3rd conducting terminal 33 front ends; contact to cooperate the 3rd conducting terminal 33 to reach with the electrical of electronic cards; this terminal module 36 and conducting terminal 33 front ends extend into receiving space 30 together; simultaneously; this terminal module 36 also can be protected the 3rd conducting terminal 33, when preventing plug-in card because of firmly or the improper use conducting terminal that fractures connector was lost efficacy.The rear end of the 3rd conducting terminal 33 is bending upwards, forms a kink 331, reaches electric connection with printed circuit board (PCB) by daughter board 7 switchings at last.

See also Figure 1 and Figure 2, retaining piece 4 is used for fixing first connector 1, second connector 2 and the 3rd connector 3, it roughly is Contraband shape structure, comprise and the printed circuit board (PCB) retaining sheet 41 of fixing mutually, be arranged at the holding hole 45 on the retaining sheet 41, be positioned at the last horizontal part 42 of retaining sheet 41 rear ends, following horizontal part (not label) and connection be the vertical portion 43 of horizontal part up and down, wherein descend horizontal part (not label) between retaining sheet 41, to have certain altitude, it roughly equates with the 3rd connector height, the described lower horizontal plane of going up is provided with some holding sections 421, fasten by the recess 112 on holding section 421 and first shielding casing 11 and second shielding casing 22, to reach combination three-decker.Spacer 5 is installed on the opposite side of this stack electronic card coupler, in order to the intensity between the further reinforcement three-decker.

Stack electronic card coupler 100 mat retaining pieces 4 form first connector 1, second connector 2 and the 3rd connector 3 fixings the stack electronic card coupler of accommodating different electronic cards.Screw 6 passes screwed hole 123 successively and screw 351 piles up each connector fixing.Mat holding hole 45 and location hole 350 are affixed with stack electronic card coupler 100 and printed circuit board (PCB).

Because this stack electronic card coupler is used to accommodate different electronic cards, first connector of present embodiment, second connector and the 3rd connector lay respectively at the superiors, centre once, the bottom, and accommodating EXPRESS CARD, CARDBUS and SMARTCARD is example, but is not limited in this order of piling up and this three types of electronic cards.This stack electronic card coupler realizes accommodating dissimilar electronic cards with dissimilar electronic card coupler stacked combination, and this stacked structures can not take too large tracts of land of circuit board, meets the space-saving trend of modern electronic product.

Claims

1. electronic card coupler, it is installed on the printed circuit board (PCB), comprise: first connector, be positioned at the superiors of stack electronic card coupler, comprise first insulating body, some first conducting terminals that are contained in first insulating body are shielded in first shielding casing on first insulating body, by first shielding casing and common first receiving space that forms of first insulating body; Second connector, be positioned at the lower floor of first connector, comprise second insulating body, some second conducting terminals that are contained in second insulating body, second receiving space that is shielded in second shielding casing on second insulating body and forms jointly by second shielding casing and second insulating body; The 3rd connector, be positioned at the bottom of stack electronic card coupler, comprise the plastics plate body, be positioned at the 3rd insulating body of plastics plate body front end, some the 3rd conducting terminals that are contained in insulating body, the 3rd receiving space that is shielded in the 3rd shielding casing on the 3rd insulating body and forms jointly by the 3rd shielding casing and the 3rd insulating body; It is characterized in that: first, second and third connector is the three level stack formula and arranges, the conducting terminal of a connector is two rows and is arranged in parallel, and the conducting terminal of two connectors respectively is several rows of row in addition, and the transmission speed of described three kinds of conducting terminals is also incomplete same.

2. electronic card coupler as claimed in claim 1 is characterized in that: extended back on a connector base portion tongue-shaped docking section and triangle plate body, and plurality of conductive terminals is contained in this docking section, and the triangular plate bodily form is formed in the one side.

3. electronic card coupler as claimed in claim 2 is characterized in that: a connector comprises a terminal module, and this terminal module is used and the conducting terminal front end of accommodating this connector, and terminal module and conducting terminal front end extend into this receiving space together.

4. electronic card coupler as claimed in claim 1 is characterized in that: first, second and third insulating body divides the three level stack formula to arrange, and its front end is provided with the respective threads hole, by screw three-decker is fixed.

5. electronic card coupler as claimed in claim 2, it is characterized in that: electronic card coupler comprises a retaining piece, this retaining piece comprise be parallel to each other on following horizontal part, which is provided with some holding sections, the shielding casing of neighbouring connector is provided with some recesses, described holding section and recess cooperatively interact, and adjacent two connectors are combined.

6. electronic card coupler as claimed in claim 2 is characterized in that: retaining piece roughly is Contraband shape structure, and horizontal part is connected by the vertical portion up and down, its down horizontal part one end extend downwards, the connector that extended height is roughly the bottom is height.

7. electronic card coupler as claimed in claim 6, it is characterized in that: first shielding casing comprises diapire, and its rear end is provided with a pair of hook, and second shielding casing is provided with corresponding holding part, by the fastening between hook and the holding part, first connector, second connector are combined between the higher and lower levels.

8. electronic card coupler as claimed in claim 2 is characterized in that: the 3rd shielding casing rear end one side is provided with a compressing tablet, and this compressing tablet compresses the second shielding casing rear end, makes the 3rd connector and second connector fixing up and down.

9. electronic card coupler as claimed in claim 1 is characterized in that: first connector, second connector and the 3rd connector are respectively applied for accommodates dissimilar electronic cards.