CN2311080Y - Electronic card connector - Google Patents

Abstract

The utility model relates to an electronic card connector which comprises a connector body provided with a plurality of conductive terminals, and a card rejecting apparatus which is connected with the connector body and comprises a guide seat, an ejection plate, a cambered butting and supporting plate and a push bar, wherein, the guide seat is connected to the connector body, the ejection plate is provided with a pulling and guiding end and a driving end; the cambered surface of the cambered butting and supporting plate faces the ejection plate, and both ends of the cambered surface are respectively near to the pulling and guiding end and the driving end. The push bar is arranged in the guide seat, one end of the push bar is connected with the driving end of the ejection plate, and the other end is a pressing end.

Description

Electronic card coupler

The utility model relates to a kind of electronic card coupler.

Electronic card coupler is provided with retreat-card device so that the electronic cards that will be inserted on the electronic card coupler withdraws from for ease of electronic cards is withdrawed from.Common electronic card coupler 5 as shown in Figure 1, mainly comprise: structures such as connector body 50, connecting device 51 and retreat-card device 52, wherein retreat-card device 52 is made up of parts such as guide bracket 521, liftout plate 522, rocking bar 523 and push rods 524, this guide bracket 521 is located at the both sides of connector body 50 respectively, 522 of two these liftout plates and connector body 50 be arranged in parallel, and central authorities are provided with snapping portion 5221 to be used for and rocking bar 523 fastenings.This rocking bar 523 is located at the top of liftout plate 522 abreast, wherein an articulated section 5231 can fasten with snapping portion 5221, nearly centre is provided with pivoted hole 5232, covers the shaft-jointed hole 5101 of frame 510 corresponding to the metal of connecting device 51, and the other end then is articulated with the intersection end 5241 of push rod 524.This push rod 524 then is located in the guide bracket 521, can move axially so that this liftout plate is done the operation of ejection.See also Fig. 2, when moving back card, the side 5242 of pushing by push rod 524 is pushed toward connector body 50, this moment, rocking bar 523 was a fulcrum with the articulated section, one end is shifted toward connector body 50 1 sides by push rod 524 interlocks, the other end then is shifted the opposite direction of liftout plate 522 toward connector body 50, thereby can be inserted in electronic cards 60 releases of connector body body 50.

Yet the card motion that moves back of above-mentioned common electronic card coupler is required great effort very much, see also Fig. 2, the rocking bar 523 that this retreat-card device 52 is used for interlock liftout plate 522 is to be fulcrum with nearly central authorities, by the force arm F of push rod 524 to fulcrum, though greater than liftout plate 522 and the drag arm R of rocking bar 523 articulated sections to fulcrum, but because force arm F is very short, and electronic cards will break away from the moment with the grafting of electronic card coupler, need the bigger gravitation that pushes away, so rocking bar 523 interlock liftout plates 522 push away and draw electronic cards and quite require great effort.

Move back the shortcoming of card at above-mentioned common electronics card connector, another kind of common electronic card coupler such as United States Patent (USP) the 5th, 421,737,5,383, disclosed in No. 789, though the method for improvement is provided, unitary construction complexity and cost height.

Main purpose of the present utility model, being to provide a kind of can withdraw from electronic cards and simply constructed electronic card coupler in the labour-saving mode.

The purpose of this utility model is achieved in that promptly provides a kind of electronic card coupler, comprising: a connector body wherein has a plurality of conducting terminals; One retreat-card device, it is connected with described connector body, and comprise guide bracket, liftout plate, arc and support plate and push rod, wherein this guide bracket is connected in connector body, and this liftout plate then has pushing end and drive end, and arc supports the cambered surface of plate towards liftout plate, the two ends of cambered surface are respectively adjacent to pushing end and drive end, this push rod is located in the guide bracket, and the one end is connected with the drive end of liftout plate, and the other end then is a press-side.

The multisection type retreat-card device principal character of the utility model electronic card coupler is: the liftout plate of this retreat-card device has the pushing end that is used to push electronic cards, and be used to drive the drive end of liftout plate action, and near between liftout plate pushing end and the drive end, be provided with an arc and support plate, this arc supports the cambered surface of plate towards liftout plate, and the two ends of cambered surface are respectively adjacent to this pushing end and drive end, be positioned at the liftout plate of pushing end one side under the normality, with arc support plate against, the cambered surface displacement that supports plate when liftout plate along arc against, former against the point then move along cambered surface, further, former support the place because of close pushing end away from drive end, the little force arm of drag arm is then big, therefore can control effortlessly, but the displacement stroke of pushing end is shorter.When support point along cambered surface gradually away from pushing end during near drive end, the drag arm increases gradually and force arm is gradually little, causes the drag arm gradually greater than force arm, so pushing end pushes away the displacement stroke of drawing electronic cards and then strengthens gradually.

According to above-mentioned principal character, wherein be provided with guiding device near pushing end and drive end, the displacement that the bootable liftout plate of this guiding device is stable comprises substantially: guidance axis that liftout plate can be supported and the guide groove that can supply this guidance axis positioning sliding.

The multisection type retreat-card device simple structure of electronic card coupler of the present utility model, assembling is convenient and it is laborsaving to use, and it has the mat single component provides and promote and the double action that ejects, thereby makes simple element and can provide and assemble effect easily.

Fig. 1 is the three-dimensional exploded view of traditional electronic card coupler.

Fig. 2 is the combination view of traditional electronic card coupler.

Fig. 3 is the three-dimensional exploded view of the multisection type retreat-card device of electronic card coupler of the present utility model.

Fig. 4 is the three-dimensional combination figure of the multisection type retreat-card device of electronic card coupler of the present utility model.

Fig. 5 A, 5B, 5C be electronic card coupler of the present utility model the multisection type retreat-card device move back the card motion schematic diagram.

Fig. 3 is the three-dimensional exploded view of the utility model electronic card coupler, as shown in the figure, this electronic card coupler 1 comprises: main structure such as connector body 10, a connecting device 11, extractor 12, wherein be provided with a plurality of conducting terminals 101 in this connector body 10, be used for being connected with connector on the electronic cards (not shown).In addition, be provided with bolt apertures 102 in both sides, can be used for locking with the circuit board (not shown).This connecting device 11 comprises two engaging arms 110, and it is located at the left and right sides of connector body 10 for one, and its end is provided with protruding button 111, fastens retreat-card device 12 to be used for being connected.

This retreat-card device 12, comprise fixed head 121, guide bracket 122, liftout plate 123, push rod 124 and arc support plate 125, wherein this fixed head 121 is substantially U-shaped, two ends, the left and right sides are provided with square button hole 1214 and card 1215, be used for respectively with the protruding button 111 of connector body 10, and the slot 1225 of guide bracket 122 fasten and be connected.The median plate face portion hides above connector body 10, and its central authorities stamp out and have suitable flexible intermediate plate 1211, and this intermediate plate 1211 can be with liftout plate 123 clampings.Be provided with an arcuation guide groove 1212,1213 again in the both sides of intermediate plate 1211, it can be used as the guiding of liftout plate 123 displacement actions, and a side is provided with and leads mouthfuls 1216, and it is the space of liftout plate 123 ejections.And this guide bracket 122 is divided into the both sides of connector body 10, one end 1221 is provided with slot 1225 as described above and can uses for card 1215 cutting ferrules of U-shaped fixed head 121 both sides, the other end is provided with screw 1222, can be locked on this connector, its inner rim is provided with guide groove 1223, can be used for guiding the insertion of electronic cards.In addition, be provided with grounding reed 1224 in close guide groove 1223 ends and can form grounded circuit, to suppress noise jamming with the electronic cards of inserting.This liftout plate 123 is flat on connector body, have pushing end 1231 and drive end 1232, wherein pushing end 1231 is bent into one or nine ten faces that push away of spending toward the electronic cards direction of insertion, can push away and draw electronic cards, and drive end 1232 then can be inserted in the socket 1241 of push rod 124.Liftout plate 123 is being provided with first guidance axis 1233 near pushing end 1231 in addition, and be provided with second guidance axis 1234 away from pushing end 1231, this two guidance axis 1233,1234 corresponds respectively to the arc guide barrel 1212,1213 of fixed head 121, can slippage in arc guide barrel 1212,1213.And push rod 124 is located in the guide groove 1223 of guide bracket 122, and an end is provided with prong 1241, and it is contacted mutually with the drive end 1232 of liftout plate 1 223, and the other end then is a press-side.In addition, it is integrally formed by connector body 10 that this arc supports plate 125, its cambered surface 1251 is corresponding with liftout plate 123, and the pushing end 1231 of the two ends of cambered surface 1251 and liftout plate 123 is adjacent with drive end 1232, has when being provided at liftout plate 123 rotational displacement the effect as fulcrum.

The utility model is shown in Figure 1 as described above when assembling to be fastened on connector body 10 in the button hole 1214 of fixed head 121 in regular turn with protruding button 111, again left and right sides guide bracket 122 is inserted in both sides at U-shaped fixed head 121, mat card 1215 is connected and fixed with the plug-in card of slot 1225, at last push rod 124 is set in the running-on 1226 of left guide bracket 122, the drive end 1232 of prong 1241 plant liftout plates 123, so that the pushing end 1231 of liftout plate 123 be positioned at fixed head 121 lead mouthfuls 1216, finish (as Fig. 4) promptly capable of being combined.

After finishing, combination can find out pushing end 1,231 one sides of this liftout plate 123, be that the cambered surface 1251 that supports plate 125 with arc leans, this moment is against the fulcrum of locating to floating, Fig. 5 A, 5B, 5C are the action schematic diagram of the utility model retreat-card device 12 when moving back card, the slip state figure of liftout plate 123 on fixed head 121 is shown on the figure, and support the relation that plate 125 fulcrums move with arc on the connector body 10, irrelevant member and all gives omission on figure and not shown with releasing the electronic cards action in order to illustrate for the purpose of clear.See also Fig. 5 A, after the electronic cards (not shown) inserts the location, the pushing end 1231 of this liftout plate 123 is pressed against the bottom of connector body 10 by electronic cards, drive end 1232 then is positioned at away from connector body 10 bottom positions, the cambered surface 1251 that pushing end 1,231 one sides of this liftout plate 123 and arc support plate 125 leans, and this moment is against locating the fulcrum of T for rotating.When moving back card, pushing the push rod (not shown) makes drive end 1232 to the displacement of the bottom of connector body 10, this moment is being fulcrum and guidance axis 1233 is the guide shaft of slip against locating T, for pushing end 1231, because of the moment long (that is, force arm F1 long) of drive end 1232 to fulcrum T, and pushing end 1231 is short (promptly to the moment of fulcrum T, drag arm R1 is short), therefore can eject than the electronic cards that the labour-saving mode will be plugged in connector body 10.See also Fig. 5 B, fully be not pushed out after electronic cards is ejected (not shown), just break away from connector body 10 and peg graft, this moment, force arm was isometric with the drag arm approximately.Please cooperate and consult Fig. 5 C, if continue to push push rod (not shown), to be the slip guide shaft with guidance axis 1234 then, and make pushing end 1231 to the direction displacement away from connector body 10, this moment be because electronic cards is to be loosening state (having broken away from the grafting with connector body), so, even drive end 1232 is to the moment of fulcrum short (that is, force arm F2 is short), to draw also be unusual labour-saving pushing away, and, therefore electronic cards can be released fully because drag arm R2 is longer.What deserves to be mentioned is, because liftout plate 123 is when cambered surface 1251 slippages that support plate 125 along arc, each place of supporting all can be fulcrum such as T1, T2, T3 etc. change along cambered surface 1251, therefore the distance of phase resistance arm R2 strengthens gradually, pushing away the stroke that draws then strengthens gradually, thereby retreat-card device in the process of moving back card with fulcrum gradually toward the displacement of force side, the electronic cards that broken away from inserting state is pegged graft with electronic cards stressed reduced gradually and with laborsaving but release the mode that stroke strengthens gradually, electronic cards is released.

Retreat-card device 12 of the present utility model is to move back card with multisection type, and is first in the long laborsaving mode of force arm, the electronic cards that is plugged in connector body ejected be disengaged position.Grow and push away with the drag arm again and draw the bigger mode of electronic cards displacement stroke, make the electronic cards that breaks away from grafting with stressed the reducing gradually of electronic cards grafting, and, electronic cards is released in mode laborsaving but that the release stroke strengthens gradually.

The above only is a preferred embodiment of the present utility model, in every case equivalent modifications or the variation done of those of ordinary skill in the art institute foundation creation spirit of the present utility model, as the cambered surface that the utility model arc is supported plate implement with different radians or with the utility model individual layer electronic card coupler stacked be bilayer etc., all should contain lid within the scope of the appended claims.

Claims (10)

1. electronic card coupler is characterized in that comprising:

A connector body wherein has a plurality of conducting terminals; One retreat-card device, it is connected with described connector body, and comprise guide bracket, liftout plate, arc and support plate and push rod, wherein said guide bracket is connected in connector body, and described liftout plate then has pushing end and drive end, and arc supports the cambered surface of plate towards liftout plate, the two ends of cambered surface are respectively adjacent to pushing end and drive end, described push rod is located in the guide bracket, and the one end is connected with the drive end of liftout plate, and the other end then is a press-side.

2. electronic card coupler as claimed in claim 1 is characterized in that further being provided with a fixed head that makes liftout plate location and can cover connector body, described fixed head be positioned at liftout plate and electronic cards between.

3. electronic card coupler as claimed in claim 2 is characterized in that further being provided with the guiding device that guides the stable passing of liftout plate, and described guiding device comprises: one supports the guidance axis and the guide groove for described guidance axis positioning sliding of liftout plate.

4. electronic card coupler as claimed in claim 3 is characterized in that described guidance axis is located at the both sides of liftout plate respectively, and guide groove then is located on the relative position of fixed head.

5. as claim 3 or 4 described electronic card couplers, it is characterized in that described liftout plate is the rectangle plate body, pushing end is bent to having the face that pushes away that draws electronic cards that pushes away.

6. electronic card coupler as claimed in claim 5, it is integrally formed with connector body to it is characterized in that described arc supports plate.

7. electronic card coupler as claimed in claim 6 is characterized in that the front end of described guide bracket further is provided with the grounding reed that forms grounded circuit with electronic cards.

8. electronic card coupler as claimed in claim 7 is characterized in that the guide bracket of described corresponding push rod being provided with the running-on with the push rod fit.

9. electronic card coupler as claimed in claim 8 is characterized in that described fixed head is at the intermediate plate that is provided with near centre the liftout plate clamping.

10. electronic card coupler as claimed in claim 9 is characterized in that described fixed head is a U-shaped body, and two ends further are connected fixing with connector body with guide bracket.

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