CN201397958Y

CN201397958Y - Electronic card connector

Info

Publication number: CN201397958Y
Application number: CN2008203028418U
Authority: CN
Inventors: 石进宝
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: 2008-11-19
Filing date: 2008-11-19
Publication date: 2010-02-03
Anticipated expiration: 2018-11-19

Abstract

The utility model relates to an electronic card connector, which comprises an insulation substrate, a shade shell which covers the insulation substrate and forms an accommodating space with the insulation substrate for accommodating an electronic card, a plurality of electrically-conductive terminators which are accommodated inside the insulation substrate and a card withdrawing mechanism, whereinone side of the insulation substrate is provided with a mounting arm which is used for mounting the card withdrawing mechanism, the card withdrawing mechanism comprises a sliding part which can moverelative to the insulation substrate, an elastic element which is used for the restoration of the sliding part and a positioning rod which can alternatively position the sliding part to the insulationsubstrate, the sliding part is provided with a sweetheart conduit which comprises a first card plugging conduit and a card withdrawing conduit, a positioning projection is arranged between the two conduits, and the rear end of the positioning projection, which is close to one side of the card plugging conduit, is provided with an inclined surface, thus preventing the mutual interference between the sliding part and the positioning projection, so that the stability of the card withdrawing mechanism is improved.

Description

Electronic card coupler

[technical field]

The utility model relates to a kind of electronic card coupler, refers to a kind of electronic card coupler with trip mechanism especially.

[background technology]

Present most of electronic card coupler all is equiped with retreat-card device, moves back the card operation to make things convenient for the user to finish easily to push away.The common electronics card connector, have and a kind ofly push the trip mechanism that electronic cards is moved back card by secondary, it is PUSH-PUSH type trip mechanism, this trip mechanism mainly comprises backstay, spring and slide unit, wherein, this slide unit is provided with the heart type conduit for the backstay motion, and the location division of a projection is arranged in the middle of the heart type conduit, and heart type conduit is the closed-loop path that is positioned at the periphery, location division.Push for the first time electronic cards and it is finished insert operation, push electronic cards for the second time and it is finished withdraw from operation.

When the backstay of above-mentioned trip mechanism moves in heart type conduit, because its running orbit is not a linear running, backstay can produce with the location division of intermediate projections interferes, influenced the smooth and easy operation of trip mechanism, and may make electronic cards can't finish the insertion operation, thereby increased the unsteadiness of trip mechanism.

For fear of the problems referred to above, the utility model proposes a kind of new electronic card coupler to compensate its defect.

[utility model content]

The technical problems to be solved in the utility model provide a kind ofly stablize, smooth and easy realization pushes away the electronic card coupler that moves back card.

For solving the problems of the technologies described above, the utility model provides a kind of electronic card coupler, it comprises insulating base, be covered on the insulating base and and constitute the shielding casing of accommodating the electronic cards receiving space jointly with insulating base, be contained in plurality of conductive terminals and trip mechanism in the insulating base, described insulating base one side is provided with hold-down arm and is used to install trip mechanism, wherein, trip mechanism comprises that one can be with respect to the slide unit of insulating base motion, one flexible member and an alternative backstay of locating slide unit and insulating base relative position that provides slide unit to reset, described slide unit is provided with heart type conduit, it comprises that a plug-in card conduit and moves back the draw-in groove road, one location projection is convexly set between two conduits, and described locating convex block rear end is provided with an inclined-plane near plug-in card conduit one side.

Be compared to prior art, electronic card coupler of the present utility model has following effect: it reduces the resistance that backstay moves by the inclined-plane that is provided with on the locating convex block sidewall in conduit, thereby guarantees smooth and easy, the stable operation of trip mechanism.

[description of drawings]

Fig. 1 is the utility model electronic card coupler stereogram.

Fig. 2 is the part exploded view of the utility model electronic card coupler shown in Figure 1.

Fig. 3 is the three-dimensional exploded view of the utility model electronic card coupler shown in Figure 1.

Fig. 4 is the vertical view of the utility model electronic card coupler slide unit.

Fig. 5 is the stereogram of the utility model electronic card coupler slide unit and backstay.

Fig. 6 is the stereogram of the utility model electronic card coupler slide unit.

[embodiment]

Below, will introduce the embodiment of the utility model electronic card coupler in conjunction with Fig. 1 to Fig. 6 in detail.The utility model electronic card coupler 100, the trip mechanism 3 that it comprises insulating base 2, is contained in conducting terminal 5, the shielding casing 1 in the insulating base 2 and is installed in insulating base 2 one sides.Insulating base 2 and shielding casing 1 have constituted the receiving space (not label) of accommodating electronic cards (not shown) jointly.This receiving space openend is defined as electronic card coupler 100 front ends, and the receiving space closing end corresponding with it is the rear end of electronic card coupler 100.

See also Fig. 1 to shown in Figure 3, shielding casing 1 comprises that one is gone up end face 10 and bends the sidewall 11 that extends to form downwards from last end face except that front end, and this sidewall 11 is provided with some holding parts (not label).Last end face 10 rear ends are provided with a pair of shell fragment 12 that bends extension from end face 10 middle parts downwards.

Insulating base 2 comprises two side (not label), which is provided with some holding parts (not label) of holding with described shielding casing 1 sidewall 11 corresponding buttons.Insulating base 2 also comprises main part 20 and the afterbody 22 that the two side is connected, wherein, described conducting terminal 5 mid portions edge buries and takes shape on the main part 20, these conducting terminal 5 two ends are exposed to outside the insulating base 2, it is contact site 51 that wherein contiguous afterbody 22 and elasticity upwarp an end that contact with electronic cards, away from afterbody 22 and bending downwards and with the other end that printed circuit board (PCB) welds be weld part 52.Be equiped with a detecting terminal 7 on the described afterbody 22, be fixed on the afterbody 22 with both sides in the middle of this detecting terminal 7, shell fragment 12 corresponding matching that itself and shielding casing 1 are provided with, before electronic cards is not inserted receiving space, shell fragment 12 contacts with detecting terminal 7, insert in the process of receiving space shell fragment upwards squeezed when electronic cards and push away, and shell fragment 12 and detecting terminal 7 are disconnected, send a signal of telecommunication reporting system electronic cards simultaneously and be in ready state, it is then just in time opposite to move back the card process, inserts the state that withdraws from thereby play the detecting electronic cards.

Insulating base 2 one sides are provided with a hold-down arm 21, the chute 210 that is provided with a upward opening in the middle of this hold-down arm 21 is used to accommodate trip mechanism 3, be extended with a cylinder 213 on these chute 210 aft bulkheads in chute 210, leading section 211 is provided with a fixing hole 212 near chute 210 1 sides.Described trip mechanism 3 comprises a spring 31, backstay 32 and slide unit 4, and slide unit 4 middle parts are offered and had the inclination type conduit 43 for the operation of backstay 32 1 ends, and backstay 32 other ends are fixed in the fixing hole 212 of leading section 211.Slide unit 4 rear ends are provided with an accepting hole 42, and described spring 31 1 ends are contained in it, and spring 31 other ends are positioned on the cylinder 213 of chute 210 aft bulkheads extension.The slide unit 4 of this trip mechanism 3 has a sidewall (unnumbered) and electronic cards butt, under the insertion force of electronic cards, slide unit 4 moves and extrusion spring 31 backward, after electronic cards both arrives allocation, backstay 32 1 ends will be positioned close insulating base 2 front position places in the heart type conduit 43, thereby the expansion force that suppresses spring 31 makes electronic cards be in the state of electric connection; Move back in the card, electronic cards pushes once more to the plug-in card direction, will make backstay 32 disengaging position locations this moment and return initial condition along heart type conduit 43, reaches the effect of moving back card thereby electronic cards is ejected.Simultaneously, the corresponding backstay of shielding casing 1 end face 10 front ends 32 positions are extended with a shell fragment 13 downwards, and this shell fragment 13 applies a downward pressure to guarantee can not tilt to break away under the effect of backstay 32 at elastic force to backstay 32.

See also Fig. 2 to shown in Figure 3, a card retention apparatus 6 comprises some lock hook portions 61 and maintaining part 62, and described slide unit 4 is provided with the some lockholes 41 that cooperate lock hook portion 61 near receiving space one side, thus card retention apparatus 6 is fixed on the slide unit 4.Maintaining part 62 is a crotch structure, the breach (not shown) that its corresponding electronic cards one side is provided with is located, insert the breach of back electronic cards in electronic cards and accommodate this maintaining part 62, this card retention apparatus 6 guarantees that along with electronic cards moves electronic cards can not skid off because of rocking of electronic equipment makes electronic cards under connection status.

See also Fig. 4 and shown in Figure 5, backstay 32 is provided with a positioning end 321 and moves in the heart type conduit 43 of slide unit 4.The heart type conduit 43 that is provided with in the slide unit 4 has defined a plug-in card conduit 431 and one and has moved back draw-in groove road 432, convexes with a locating convex block 44 between two conduits 431,432.Described plug-in card conduit 431 begins to finish along the L1 direction to anchor point C from initial point A; The described draw-in groove road 432 that moves back is made site C by oneself and is begun to finish along the L2 direction to initial point A.Described heart type conduit 43 is a closed-loop path, and the L1 direction of backstay 32 in plug-in card conduit 431 is irreversible with the in service of L2 direction that moves back in the draw-in groove road 432, be its be one can not reverse movement the closed-loop path, this irreversible process is realized by some stage portion (not label) of being located in the conduit.

In the electronic cards insertion process, electronic cards is moved backward to power (this power is greater than the reverse elastic force of spring) the promotion slide unit 4 that slide unit 4 applies on the F direction, at this moment, the positioning end 321 of backstay 32 begins to move along the L1 direction with respect to slide unit 4 in plug-in card conduit 431 from initial point A, subsequently, positioning end 321 needs through plug-in card conduit 431 interior one section bending segment 4310, positioning end 321 is through behind the bending segment 4310, the final illustrated B point position that arrives, at this moment, no longer to electronic cards applied thrust F, spring 31 will account for leading role at directions X to the elastic force of slide unit 4 this moment, slide unit 4 be moved forward up to positioning end 321 slide into the C point by the B point and be positioned this position and finish the plug-in card process.When moving back card, electronic cards applies power on the F direction to slide unit 4 once more and slide unit 4 is travelled forward run to D point position up to positioning end 321 by the C point, cancel external force F, the elastic force of spring 3 on directions X under the compressive state will account for leading role, will force slide unit 4 to travel forward and make positioning end 321 be run to the end of A point and electronic cards is withdrawed from along the L2 direction by the D point.Like this, finish one and pushed away the process of moving back card.

See also Fig. 4 to shown in Figure 6, locating convex block 44 is located between the heart type conduit 43, and its front end is formed with the position of the fastener 441 (being the C point place that Fig. 4 defines) of a depression in order to location backstay 32.In the design, be cut into an inclined-plane 442 this sidewall sections, because the existence on this inclined-plane 442, in the plug-in card running, can form a space (as shown in Figure 5) between positioning end 321 and the sidewall, thereby in positioning end 321 runs on bending segment 4310 time, avoided the interference that sidewall produces positioning end 321 and influence trip mechanism 3 and normally move.This inclined-plane 442 is 30 °-40 ° with respect to the optimized cutting angle of vertical direction.

Be compared to existing electronic card coupler, the locating convex block 44 rear end sidewalls that the utility model electronic card coupler 100 will be located between the heart type conduit 43 have cut an inclined-plane 442, this inclined-plane 442 is an extruding sidewall of bending segment 4310, when allowing backstay 32 positioning ends 321 in bending segment 4310, move, can not interfere the normal operation that hinders backstay 32 because of oblique turning produces with locating convex block 44, ensured that the smooth and easy of plug-in card process carries out, changed former locating convex block 44 rear end sidewalls and interfered backstays 32 motion institutes to cause to push away the unsettled defective of trip mechanism when moving back card.

Claims

1. electronic card coupler, it comprises insulating base, be covered on the insulating base and and constitute the shielding casing of accommodating the electronic cards receiving space jointly with insulating base, be contained in plurality of conductive terminals and trip mechanism in the insulating base, wherein, trip mechanism comprises that one can be with respect to the slide unit of insulating base motion, one flexible member and an alternative backstay of locating slide unit and insulating base relative position that provides slide unit to reset, described slide unit is provided with heart type conduit, it comprises that a plug-in card conduit and moves back the draw-in groove road, one location projection is convexly set between two conduits, it is characterized in that: wherein said locating convex block is terminal to be provided with an inclined-plane near plug-in card conduit one side.

2. electronic card coupler as claimed in claim 1 is characterized in that: described plug-in card conduit comprises a bending segment, and this bending segment is positioned at locating convex block one side.

3. electronic card coupler as claimed in claim 2 is characterized in that: described beveled is formed in locating convex block on the sidewall of plug-in card conduit bending segment one side.

4. electronic card coupler as claimed in claim 3 is characterized in that: the downward-sloping cutting of the self-align projection end face in described inclined-plane forms.

5. electronic card coupler as claimed in claim 4 is characterized in that: described plug-in card conduit with move back the draw-in groove road cooperate be one can not antikinesis the closed-loop path.

6. as claim 1 or 5 described electronic card couplers, it is characterized in that: described shielding casing rear end is provided with some shell fragments, and the insulating base afterbody is equiped with the detecting terminal, and this shell fragment cooperation detecting terminal is finished the detecting function to electronic cards.

7. electronic card coupler as claimed in claim 6 is characterized in that: with the detecting termination contact, when electronic cards was inserted, upwards the pushing tow shell fragment forced itself and detecting terminal to disconnect when described shielding casing shell fragment was initial.

8. electronic card coupler as claimed in claim 1 is characterized in that: it also comprises a card retention apparatus, and this card retention apparatus is located at the slide unit bottom slidably, and it comprises lock hook portion and maintaining part.

9. electronic card coupler as claimed in claim 8 is characterized in that: described card retention apparatus is fixed on the described slide unit by lock hook portion, and moves along with the motion of slide unit.

10. electronic card coupler as claimed in claim 9 is characterized in that: described maintaining part cooperates with the breach that electronic cards is provided with, and prevents electronic cards landing in receiving space under connection status.