CN201213175Y

CN201213175Y - Electronic card connector having guiding rail

Info

Publication number: CN201213175Y
Application number: CNU2008201121573U
Authority: CN
Inventors: 曾珽章
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2008-05-04
Filing date: 2008-05-04
Publication date: 2009-03-25
Anticipated expiration: 2018-05-04

Abstract

The utility model relates to an electronic card connector with a guide rail, which comprises an insulating casing body, a plurality of terminals and a shielding casing body. The shielding casing body comprises an upper wall and two side walls which are respectively bent and extended downwards from both opposite sides of the upper wall, a card plugging space and a socket are mutually matched and defined through the shielding casing body and the insulating casing body, the shielding casing body also comprises two guide rails which are respectively bent and extended towards the card plugging space from the bottom edge of each side wall, two ends of each guide rail are respectively a first end adjacent to the socket and a second end adjacent to the insulating casing body, and each guide rail is provided with an inlet segment connected with the first end, a track segment connected with the second end and a guiding segment connected with the inlet segment and the track segment, wherein the vertical height between the inlet segment and the upper wall is larger than the vertical height between the track segment and the upper wall. The electronic card connector ensures that the splicing process of the electronic card can be smooth, and the electronic card connector is easier to manufacture.

Description

Electronic card coupler with guide rail

Technical field

The utility model relates to a kind of electronic card coupler, is meant a kind of electronic card coupler of the Express of being applicable to Card specification especially.

Background technology

The electronic cards of Express Card specification is easy to carry about with one, simultaneously can meet hot plug and high-speed transfer characteristic, it has two kinds of specifications, be respectively: as shown in Figure 1, outward appearance is general L-shaped and Breadth Maximum is the electronic cards 91 of 54mm (ExpressCard/54), and as shown in Figure 2, outward appearance generally is microscler and width is the electronic cards 92 of 34mm (ExpressCard/34).

Described

electronic cards

91,92 length direction dual-side has the rib 911 that is provided with along side respectively, 921, so generally be applicable to the electronic card coupler (figure does not show) of Express Card specification, TaiWan, China utility model patent notification number M253987 (the corresponding case US007198517 of the U.S. for example, the corresponding case CN200320119934.4 of China) and TaiWan, China utility model patent notification number M253081 (the corresponding case US07101227 of the U.S., the corresponding case CN200320119938.2 of China) disclosed electronic card coupler, can cooperate described rib 911,921 are provided with guide mechanism (being specified in down), make

electronic cards

91,92 insert in the electronic card coupler easily, to peg graft with the terminal of electronic card coupler.

Figure 3 shows that the shielding casing 93 of the disclosed electronic card coupler of M253987 patent, the guide mechanism that it cooperates aforementioned rib 911,921 to be provided with, be the length direction dual-side that is formed at shielding casing 93 respectively, a plurality of relative up and down projectioies 931 of Pai Lieing, and the guide channel 932 of inserting electronic card coupler as electronic cards 92 along its length.

Yet, the projection 931 that has all comprised a plurality of above-below directions in each guide channel 932, make in the process that electronic cards 92 and electronic card coupler peg graft, must could arrive plug-in position through a plurality of protruding 931, if electronic cards 92 deflection a little will snap into or collide projection 931 easily, therefore, insert continuing the position that needs constantly to adjust electronic cards 92, and, owing to projection 931 collision can be felt to beat to make to insert and has some setbacks.Moreover described a plurality of protruding 931 must be controlled at and are positioned on the sustained height, so make comparatively difficulty, increase manufacturing cost.

Summary of the invention

Therefore, the purpose of this utility model promptly is to provide a kind of smooth and easy and electronic card coupler with guide rail that easily make of electronic cards grafting process that makes.

So the electronic card coupler of the utility model tool guide rail comprises: one is provided with the insulation shell of a plurality of terminal grooves, a plurality of terminal of being located at each terminal groove respectively, and a shielding casing.This shielding casing comprises a roof and two sidewalls that bent extension respectively by two opposition sides of this roof downwards, this shielding casing matches with this insulation shell and defines a plug-in card space and an insertion mouth, this shielding casing also comprises two guide rails that bent extension respectively by the root edge of each sidewall toward this plug-in card space relatively, the two ends of each guide rail are respectively first end of adjacent this insertion mouth and second end of adjacent this insulation shell, and each guide rail has the entrance of this first end of connection, one orbital segment and that connects this second end connects the lead segment of this entrance and this orbital segment, and wherein the vertical height of this entrance and this roof is greater than the vertical height of this orbital segment and this roof.

Preferably, each guide rail also has one by the tiltedly following guiding tongue piece that extends in this second end place.

Preferably, be formed with at least one perforate between each sidewall and each guide rail that is connected.

Preferably, each guide rail also has one by the tiltedly following section of protruding out of extending in this first end place.

Preferably, this insulation shell comprises that one is provided with the body and the trip mechanism in abutting connection with this body of described a plurality of terminal grooves.

Preferably, this insulation shell also comprises a guide block in abutting connection with this trip mechanism.

Useful technique effect of the present utility model is, this electronic card coupler can be by having the guide rail of continuous entrance, lead segment and orbital segment, make the electronic cards insertion process smooth and easy, and continuous guide rail is easier to make, moreover, guide rail of the present utility model can be by the contiguous entrance of inserting the porch and roof vertical height greater than the vertical height of orbital segment and roof, thereby make things convenient for the user that electronic cards is inserted the insertion mouth.

Description of drawings

Fig. 1 is the schematic diagram of the electronic cards of an explanation ExpressCard/54 specification;

Fig. 2 is the schematic diagram of the electronic cards of an explanation ExpressCard/34 specification;

Fig. 3 is the stereogram of the shielding casing of the existing electronic card coupler of an explanation;

Fig. 4 is the three-dimensional exploded view of first preferred embodiment of explanation the utility model electronic card coupler;

Fig. 5 is another angular views of Fig. 4;

Fig. 6 is the constitutional diagram of Fig. 4, and wherein this electronic card coupler is located on the circuit board;

Fig. 7 is the constitutional diagram of Fig. 5;

Fig. 8 one is similar to the view of Fig. 6, and wherein the roof of a shielding casing and a sidewall are removed, and a guide rail of this first preferred embodiment is described;

Fig. 9 is the enlarged drawing of the local a-quadrant among Fig. 8;

Figure 10 is the enlarged drawing in the local B zone among Fig. 8;

Figure 11 one is similar to another angular views of Fig. 8, and wherein the roof of this shielding casing and another sidewall are removed, and another guide rail of this first preferred embodiment is described;

Figure 12 is the enlarged drawing in the Local C zone among Figure 11;

Figure 13 is the enlarged drawing in the local D zone among Figure 11;

Figure 14～Figure 16 is the schematic diagram of the syntagmatic of this first preferred embodiment of explanation and an electronic cards;

Figure 17 is the stereogram of second preferred embodiment of explanation the utility model electronic card coupler;

Figure 18 is the stereogram of a shielding casing of this second preferred embodiment of explanation; And

Figure 19 is the schematic diagram of the syntagmatic of this second preferred embodiment of explanation and another electronic cards.

Wherein, description of reference numerals is as follows:

1 electronic card coupler, 1 ' electronic card coupler

2 insulation shells, 2 ' insulation shell

21 bodies, 211 terminal grooves

22 trip mechanisms, 23 guide blocks

231 hypotenuses, 3 terminals

3 ' terminal, 31 contact sites

32 weld parts, 4 shielding casings

4 ' shielding casing, 401 height

402 height, 41 roofs

42 sidewalls, 43 fixed parts

44 guide rails, 44 ' guide rail

441 first ends, 442 second ends

443 entrances, 444 orbital segments

445 lead segment, 446 sections of protruding out

45 perforates of 447 guiding tongue pieces

Mouth is inserted in 5 plug-in card spaces 51

8 circuit boards, 91 electronic cards

911 ribs, 92 electronic cards

921 ribs, 93 shielding casings

931 protruding 932 guide channels

Embodiment

About aforementioned and other technology contents, characteristics and effect of the present utility model, in the detailed description of following cooperation two preferred embodiments with reference to the accompanying drawings, can clearly present.

Before the utility model is described in detail, be noted that in the following description content, similar elements is represented with identical Reference numeral.

Consult Fig. 4～Fig. 7, first preferred embodiment that the utlity model has the electronic card coupler of guide rail can be used respectively for the electronic cards 91 (consulting Fig. 1) of ExpressCard/54 specification and the electronic cards 92 (consulting Fig. 2) of ExpressCard/34 specification.Electronic card coupler 1 comprises an insulation shell 2, a plurality of terminal 3 and a shielding casing 4.

Insulation shell 2 comprises that one is provided with body 21, a trip mechanism 22 and the guide block 23 in abutting connection with trip mechanism 22 in abutting connection with body 21 of a plurality of terminal grooves 211.Described a plurality of terminal groove 211 is pegged graft for

electronic cards

91,92 in order to each terminal 3 of difference fixing.Trip mechanism 22 usefulness are so that

electronic cards

91,92 withdraws from electronic card coupler 1 easily, trip mechanism 22 can be used the trip mechanism of existing electronic card coupler, because trip mechanism 22 is not emphasis of the present utility model and is general common design, no longer describes in detail in this.The hypotenuse 231 of guide block 23 can be guided the electronic cards 92 that is microscler, makes it enter the position of pegging graft with terminal 3 easily.

Each terminal 3 is located at each terminal groove 211 respectively, has to protrude from the outer contact site 31 of each terminal groove 211, for being electrically connected with

electronic cards

91,92, and extends insulation shell 2 weld part 32 outward, for being electrically connected with circuit board 8.

Shielding casing 4 is mounted on the insulation shell 2, comprise a roof 41 and two sidewalls 42 that bend extension respectively by two opposition sides of roof 41 downwards, and be provided with a plurality of fixed parts 43 in each sidewall 42, fixed part 43 can be fixed in circuit board 8 by screw lock or welding manner.Shielding casing 4 matches with insulation shell 2 and defines a plug-in card space 5 and an insertion mouth 51.

Consult Fig. 7～Figure 13, shielding casing 4 comprises that also two bend the guide rails 44 that extend relatively by the past plug-in card space 5 of the root edge of each sidewall 42 respectively.Be formed with more than one strip perforate 45 between each sidewall 42 and each guide rail 44 that is connected, easily each guide rail 44 is shaped by each sidewall 42 bending.

The two ends of each guide rail 44 are respectively adjacent first end 441 of mouth 51 and second end 442 of an adjacent insulation shell 2 of inserting, and each guide rail 44 has the entrance 443 of a connection first end 441 respectively, one connects the lead segment 445 of orbital segment 444 and a joint access section 443 and the orbital segment 444 of second end 442, wherein the vertical height 401 of entrance 443 and roof 41 is greater than the vertical height 402 of orbital segment 444 with roof 41, and lead segment 445 is ramped shaped, insert the guide rail 44 at mouthful 51 places and the distance between the roof 41 with increase, make

electronic cards

91,92 inserted the insertion mouth at 51 o'clock, can accurately aim at and insert mouth 51, can be easily with

electronic cards

91,92 insert, pass through lead segment 445 again with

electronic cards

91,92 guide to orbital segment 444, arrive plug-in position along orbital segment 444, be electrically connected with described a plurality of terminals 3 formation.

In addition, each guide rail 44 also has one by the tiltedly following section of protruding out 446 of extending in first end, 441 places, can further increase the smooth degree that

electronic cards

91,92 enters guide rail 44, an and guiding tongue piece 447 that tiltedly extends down by second end, 442 places, comparatively smooth-going in the time of can making

electronic cards

91,92 by guide rail 44 and insulation shell 2 intersections, especially when

electronic cards

91,92 withdraws from.

Consulting Figure 14～Figure 16, is example with electronic cards 91, and when inserting electronic cards 91, the rib 911 of electronic cards 91 both sides can enter plug-in card space 5 by inserting mouth 51, and moves to plug-in position along track 44, and is electrically connected with described a plurality of conducting terminals 3 formation.

Consult Figure 17～Figure 19, second preferred embodiment that the utlity model has the electronic card coupler of guide rail can be used for the electronic cards 92 of ExpressCard/34 specification.The electronic card coupler 1 ' of second preferred embodiment and first preferred embodiment are roughly the same, it comprises an insulation shell 2 ', a plurality of terminal 3 ' and a shielding casing 4 ', yet, the width of insulation shell 2 ' and shielding casing 4 ' only is fit to electronic cards 92 to be used, so it is microscler and guide block is not set.

In the present embodiment, electronic cards 92 can utilize the guide rail 44 ' of shielding casing 4 ' to insert electronic card coupler 1 ' easily equally, is electrically connected to form with described a plurality of terminals 3 '.

In sum, the utility model electronic card coupler 1,1 ' guide rail 44,44 ', be continuous strip, but one is bent to form, compared to existing protruding 931 (consulting Fig. 3), it is not only made easily, save cost, and can make the insertion process of

electronic cards

91,92 comparatively smooth-going, and the vertical height 401 of entrance 443 and roof 41 can make

electronic cards

91,92 insert and insert mouth at 51 o'clock greater than the vertical height 402 of orbital segment 444 with roof 41, do not need accurate contraposition, and can conveniently insert.

Yet the above only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, be that simple equivalent that the description of all foundations scope of the present utility model and utility model is done changes and modifies, all still belong in the scope of the present utility model.

Claims

1. the electronic card coupler with guide rail is characterized in that, comprises:

One insulation shell is provided with a plurality of terminal grooves;

A plurality of terminals are located at each terminal groove respectively; And

One shielding casing, comprise a roof and two sidewalls that bend extension respectively by two opposition sides of this roof downwards, this shielding casing matches with this insulation shell and defines a plug-in card space and an insertion mouth, this shielding casing also comprises two guide rails that bent extension respectively by the root edge of each sidewall toward this plug-in card space relatively, the two ends of each guide rail are respectively first end of adjacent this insertion mouth and second end of adjacent this insulation shell, and each guide rail has the entrance of this first end of connection, one orbital segment and that connects this second end connects the lead segment of this entrance and this orbital segment, and wherein the vertical height of this entrance and this roof is greater than the vertical height of this orbital segment and this roof.

2. according to the described electronic card coupler of claim 1, it is characterized in that each guide rail also has one by the tiltedly following guiding tongue piece that extends in this second end place with guide rail.

3. according to claim 1 or 2 described electronic card couplers, it is characterized in that, be formed with more than one perforate between each sidewall and each guide rail that is connected with guide rail.

4. according to claim 1 or 2 described electronic card couplers, it is characterized in that each guide rail also has one by the tiltedly following section of protruding out of extending in this first end place with guide rail.

5. according to the described electronic card coupler of claim 1, it is characterized in that this insulation shell comprises that one is provided with the body and the trip mechanism in abutting connection with this body of described a plurality of terminal grooves with guide rail.

6. according to the described electronic card coupler of claim 5, it is characterized in that this insulation shell also comprises a guide block in abutting connection with this trip mechanism with guide rail.