CN2766368Y

CN2766368Y - Electronic card connector

Info

Publication number: CN2766368Y
Application number: CNU2004200549542U
Authority: CN
Inventors: 丁建仁
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: 2004-12-18
Filing date: 2004-12-18
Publication date: 2006-03-22
Anticipated expiration: 2014-12-18

Abstract

The utility model relates to an electronic card connector which comprises an insulating main body, a plurality of conductive terminals which are contained in the insulating main body, a supporting device, a card retracting mechanism and a shielding casing, wherein a pair of supporting arms extend backwards form two side ends of the insulating main body; the shielding casing comprises an upper top surface, a lower bottom surface, a left side surface and a right side surface, wherein the upper top surface extends downwards to form the left side surface and the right side surface, and the shielding casing is formed integrally, wherein the front end of the lower bottom surface extends to form a heat part to cover the insulating main body. The electronic card connector is vertically installed on a printed circuit board, and then, the space which is occupied by the connector is reduced to be convenient for wiring of the circuit board; meanwhile, the utility model is favorable for reducing the size of an electronic device.

Description

Electronic card coupler

[technical field]

The utility model is relevant a kind of electronic card coupler, refers in particular to the electronic card coupler of a kind of ExpressCard of being mainly used in.

[background technology]

Along with the arrival of ubiquitous mobile computing, high-bandwidth video and network and the application of PCI Express bus, PCMCIA Card will more and more be difficult to adapt to this situation.At this moment, need a kind of novel technology and substitute the sort of outmoded specification.

Express Card technical standard is that PCMCIA (Personal Computer Memory Card International Association) is in the new standard in the generation consumer electronics market that faces down of spring in 2003 issue, this technical standard is except that the many advantages that possess existing PC Card technology, size and function have been taken into account more, the correlation of each side such as reliability and durability and hot-swappable and automatic configuration, being intended to provides thinner for desktop computer and notebook user, lighter, hardware system expansion module faster, on using, the Express Card that the user only needs to meet this standard inserts in its computer system and just can realize such as the expanding system internal memory, for hardware device adds wired or wireless telecommunications system or be the purpose of its system encryption.

Express Card has adopted the continuous data coffret different with existing PC Card, more fast data transfer rate can be provided, Express Card can be divided into two classes according to the width difference at present dimensionally, one class is 34mm wide (Express Card/34), another kind of is 54mm wide (Express Card/54), its length and thickness then are 75mm and 5mm respectively, and the length range of existing PC Card is that the boundary is between the 36.0mm to 85.6mm, width range be the boundary between the 43.0mm to 54.0mm, thickness range is that the boundary is between the 10.5mm to 0.76mm.Though Express Card module is about the PC card half on physical size, its level is installed on printed circuit board (PCB) can occupy very big mainboard space equally.Therefore comply with desktop computer and notebook miniaturization development trend, need to change the assembling mode of connector and printed circuit board (PCB), can reduce the occupied mainboard space of connector if connector and printed circuit board (PCB) orthogonal sets are established largely.Though card connector also has the mode of establishing with the circuit board orthogonal sets that adopts in the prior art, yet in most cases need to transfer by adaptor connector, assembly is more certainly will to increase occupied space and production cost, moreover bayonet connector electronic cards assembling of the prior art all needs to carry out operation at cabinet inside, and assembly and disassembly are very inconvenient.

So, at the problems referred to above, need the assembling mode of existing Express Card and circuit board be improved, with the physical space ease of assembly dismounting simultaneously of dwindling computer system.

[utility model content]

Main purpose of the present utility model is to provide a kind of electronic card coupler that can vertically be installed on the printed circuit board (PCB), to reduce connector occupied space in system, to make things convenient for circuit board wiring, is beneficial to simultaneously and dwindles the electronic equipment size.

Another purpose of the present utility model is to provide a kind of electronic card coupler can be convenient to the assembly and disassembly of connector, guarantees the good transmission of the signal of telecommunication between connector and the printed circuit board (PCB) simultaneously.

For achieving the above object, the utility model adopts following technical scheme: a kind of electronic card coupler, it comprises insulator, be contained in the plurality of conductive terminals in the insulating body, bracing or strutting arrangement, trip mechanism and shielding casing, insulating body comprises base portion and a pair of support arm that extends back and form in its two side ends, described support arm side is provided with the hole that is used to fasten, shielding casing comprises end face, bottom surface and the left and right side that extends to form downwards by last end face, the one-body molded wherein bottom surface of this shielding casing front end extends to form a head with the coated insulation body, wherein the aforementioned dielectric body directly is fastened on the shielding casing head, shell fragment that is provided with on the described shielding casing head side and projection can be fastened in the hole on the insulating body support arm with the location insulating body, described conducting terminal comprises contact site, weld part and holding parts, it is parallel with insulating body base portion front end face to be assembled in behind the insulating body plane, weld part place of conducting terminal, described electronic card coupler vertically is installed on printed circuit board (PCB), to reduce the shared space of connector, to make things convenient for circuit board wiring, be beneficial to simultaneously and dwindle the electronic equipment size.

Compared with prior art, the utlity model has following beneficial effect: electronic card coupler can directly be fastened on and make assembly and disassembly more convenient on the shielding casing, simultaneously described connector orthogonal sets is loaded on printed circuit board (PCB) and has effectively reduced connector and take up space, to make things convenient for circuit board wiring, be beneficial to simultaneously and dwindle the electronic equipment size.

[description of drawings]

Fig. 1 is the assembly drawing of the utility model electronic card coupler.

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

Fig. 3 is the insulating body of the utility model electronic card coupler and the stereogram before trip mechanism and the shielding casing assembling.

Fig. 4 is the part assembly drawing of the utility model electronic card coupler.

Fig. 5 is the stereogram of the insulating body of the utility model electronic card coupler.

Fig. 6 is the installation diagram of the utility model electronic card coupler and circuit board.

[embodiment]

See also shown in Figure 2ly, the utility model electronic card coupler comprises: insulating body 1, conducting terminal 2, bracing or strutting arrangement 3,3 ', trip mechanism 4 and shielding casing 5.

See also Fig. 1, Fig. 2 and shown in Figure 5, insulating body 1 comprises a lengthwise base portion 11, a pair of support arm that extends back from base portion 11 two ends respectively and extends back from base portion 11 pars intermedias and forms with respect to the docking section between two support arms 12.Be formed with some terminal accommodating conduits 121 that run through insulating body 1 on the docking section 12.The front end face of base portion 11 is provided with a pair of cylindrical protrusions 16 and a pair of and described protruding 16 adjacent and be mounted on the retaining sheet 15 of base portion 11 and joint, support arm side, two support arms and 12 joints, docking section are provided with card and insert guide channel, the bore of the opening 14 that forms in the insulating body lower surface less than guide channel of the bore of the opening 13 that forms in the insulating body upper surface of guide channel wherein, this structure can prevent electronic cards misplug into, simultaneously the side of two support arms is provided with the

hole

17,18 and 19 of matching with shell fragment and projection on the shielding casing.

Plurality of conductive terminals 2 is contained in respectively in the terminal accommodating conduit 121 of insulating body 1, each conducting terminal 2 include with electronic cards reach electric connection contact site 21, be welded in the weld part 22 on the printed circuit board (PCB) and be connected contact site 21 and weld part 22 and be immobilizated in holding parts 23 in the terminal accommodating conduit 121.Described conducting terminal is contained in the terminal conduit and parallels with the front end face of insulating body base portion on the plane at its weld part 22 places later on.

Please continue to consult Fig. 2 and shown in Figure 3, the bracing or strutting arrangement 3 that is positioned at the trip mechanism homonymy is roughly a microscler substrate, it comprises that the substrate portion 31 that is provided with opening 35 and 36, the protuberance 32 that is formed at substrate portion 31 rear ends and are from these protuberance 32 upwardly extending lappets 33, substrate portion 31 front ends form one in the perpendicular support portion that offers slit 34 of substrate portion 31, another bracing or strutting arrangement 3 ' is a microscler substrate, it is identical with substrate portion 31 structures of bracing or strutting arrangement 3 that yet it only is provided with, and shell fragment corresponding on the opening that is provided with on it and the shielding casing is interlocked.

Shielding casing 5 comprises end face 51 and the left and

right side

52 and 53 that is bent to form by last end face 51 downwards, bottom surface 54 and the one-body molded electronic cards host cavity 57 that surrounds jointly of last end face and left and right side, the opening of described electronic cards host cavity is located on the computer housing, with so that electronic cards is inserted from the outside electrically contacts with connector, wherein going up end face and bottom surface and joint, left and right side is interval with recessed 511 and 541 and inserts in order to guide card, the left and right side be provided with bracing or strutting arrangement and trip mechanism on the counter structure shell fragment 521 that interlocks and hold, 522,523,524 and 525, bottom surface is compared with last end face and is extended with a head simultaneously, these head two ends upwards are bent to form left and

right sides face

55 and 56,

side

55 and 56 is positioned at the

side

52 and 53 outsides, be arranged with shell fragment 551 on the two sides 55 and 56,561 and projection 552,553,562 and 563, bottom surface 54 is provided with slit 542 with left and

right side

55 and 56 joints.

See also Fig. 2 to shown in Figure 4, trip mechanism 4 is assembled on the left surface 52 of shielding casing 5, and it comprises spring 41, trace 42, moves back card 43, guide bracket 44 and sliding part 45.One end of trace 42 is a support portion 421 that upwards is bent to form by the trace main part, main part is provided with through hole 422 near the place of support portion, its other end is provided with an opening 423, moving back card 43 is a lengthwise substrate, its main part is provided with the contact chip 431 that upwards is bent to form by main part near the place, two ends, one end is a kink 432, guide bracket 44 be provided with heart type guide rail 441, with shielding casing on the shell fragment opening 442, protuberance 443 and the support portion 444 that interlock and hold.Spring 41 1 ends are held on the trace 42, the other end is held on the lappet 33 of bracing or strutting arrangement 3, trace 42 passes opening crossbearer on the protuberance 443 of guide bracket 44 on guide bracket 44 and can move along fore-and-aft direction, sliding part 45 1 ends are arranged in the described heart type guide rail 441, the other end passes through hole 422 and be connected to trace 42 with moving forward and backward and slide with trace 42 in heart type guide rail, moving back card 43 passes the slit 542 of shielding casing 5 and is arranged between insulating body 1 and the shielding casing 5, its kink 432 inserts in the opening 423 that is formed on the trace 42 to link to each other with trace 42, the card principle of moving back of this trip mechanism 4 is an industry Push-Push type known, move back card 43 longitudinallies initial and insulating body 1 and be an angle, in the electronic cards insertion process, force and move back card 43 and rotate and then drive trace 42 and seesaw and make sliding part 45 slide to a fixing position of heart type guide rail, and make spring 41 form a certain amount of strain, finish the electric connection of electronic cards and conducting terminal 2 simultaneously.In the time of need moving back card, promote this electronic cards once more, sliding part 45 slips over described fixing position, then retracts trace 42 by spring 41 and then drive to move back card 43 rotations, electronic cards can be withdrawed from electronic card coupler.

See also Fig. 4 and shown in Figure 6, after electronic card coupler is assembled in shielding casing, shell fragment on the

shielding casing side

55 and 56 and projection correspondence are contained in the

hole

17,18,19 on the insulating body support arm, the electronic card coupler that assembles is loaded on printed circuit board (PCB) 6 (seeing shown in Figure 6) by orthogonal sets, and cylindrical protrusions that be provided with on the electronic card coupler insulating body this moment and retaining sheet all are assembled on the structure corresponding on the printed circuit board (PCB).

The utility model is by being loaded on printed circuit board (PCB) with the electronic card coupler orthogonal sets, effectively reduced electronic card coupler shared space on circuit board, making things convenient for connects up and be beneficial on the circuit board dwindles the electronic equipment size, and ease of assembly is dismantled and can be guaranteed telecommunication transmission stable between connector and the printed circuit board (PCB) simultaneously.

Claims

1. electronic card coupler, it comprises insulating body, be contained in the plurality of conductive terminals in the insulating body, bracing or strutting arrangement, trip mechanism and shielding casing, insulating body comprises base portion and a pair of support arm that is extended back and formed by its two side ends, described support arm side is provided with the hole that is used to fasten, shielding casing comprises end face, bottom surface, left and right side and the electronic cards host cavity that surrounds jointly by each face, described shielding casing front end extends to form a head, the aforementioned dielectric body is fastened on the shielding casing head, described conducting terminal comprises contact site, weld part and holding parts, it is parallel with insulating body base portion front end face to be assembled in behind the insulating body plane, weld part place of conducting terminal, it is characterized in that: described electronic card coupler directly vertically is installed on printed circuit board (PCB), so that electronic cards host cavity bearing of trend is vertical with plane, printed circuit board (PCB) place.

2. electronic card coupler as claimed in claim 1 is characterized in that: described electronic card coupler is assembled in that the weld part of its conducting terminal is welded in printed circuit board surface behind the circuit board.

3. electronic card coupler as claimed in claim 1 is characterized in that: described shielding casing head side is provided with the structure in order to the localized electron card connector that is interlocked with insulating body.

4. electronic card coupler as claimed in claim 3 is characterized in that: described shielding casing is one-body molded.

5. electronic card coupler as claimed in claim 4 is characterized in that: the left and right side that described shielding casing head is bent to form is positioned at the outside of the left and right side that is extended to form by end face.

6. electronic card coupler as claimed in claim 5 is characterized in that: the host cavity opening of described shielding casing is located on the computer housing, electrically contacts with connector so that electronic cards is inserted from the outside.

7. electronic card coupler as claimed in claim 3 is characterized in that: the front end face of described insulating body is provided with in order to projection of docking with circuit board and retaining sheet.

8. electronic card coupler as claimed in claim 7, it is characterized in that: the bore of the opening that the bore of the opening that the guide channel on the described insulating body support arm forms in the insulating body upper surface forms in the insulating body lower surface less than guide channel, prevent electronic cards misplug into.