CN1087111C

CN1087111C - Electronic card connector

Info

Publication number: CN1087111C
Application number: CN97114593A
Authority: CN
Inventors: 何有明; 余宏基
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1997-07-14
Filing date: 1997-07-14
Publication date: 2002-07-03
Anticipated expiration: 2017-07-14
Also published as: CN1205559A

Abstract

An electronic card connector comprising: an insulating base body; a plurality of conductive terminals; the card withdrawing mechanism is arranged at the inserting end of the insulating seat body and comprises a guide rod seat, an ejecting device and a push rod, the guide rod seat is arranged at two sides of the inserting end, the push rod is arranged in the guide rod seat and divided into a front section and a rear section which are arranged in the guide rod seat side by side, and the rear section of the push rod seat is provided with a pushing end; the positioning guide device is arranged between the guide rod seat and the push rod and comprises a guide groove, a sliding block and an elastic element, wherein the guide groove is arranged on the guide rod seat, one end of the sliding block is pivoted on the push rod, the other end of the sliding block is provided with a fulcrum shaft, one end of the elastic element is abutted against the guide rod seat, the other end of the elastic element is abutted against the push rod, and three positioning steps are arranged in the guide groove to facilitate card withdrawing operation.

Description

Electronic card coupler

The present invention relates to a kind of electronic card coupler, be meant especially and a kind ofly move back card, and move back card and operate electronic card coupler easily with two-part.

With the miniaturization and the multifunction of computer, existing computer all disposes the electronic card coupler of planting for storage card, I/O card.Relevant patent case can reach United States Patent (USP) the 4th, 818,239,4 with reference to No. the 80207449th, 81216447,81217278,82205600,83202199,83107162,8328140, Taiwan patent application, 878,856,4,810,203,5,085,590,5,149,276,5,176,523,5,286,207,5,290,174,5,324,204 and 5,334, No. 046 etc.But above-mentioned existing electronic card coupler all exists jointly and remains improved shortcoming, and promptly it moves back the card inconvenient operation.See also Fig. 1, the trip mechanism 5 of existing electronic card coupler comprises guide rod seat 50, liftout plate 51, rocking bar 52, cover plate 53 and push rod 54, wherein this guide rod seat was located at the both sides of inserted terminal 601 of the insulating base frame 60 of connector 6 in 50 minutes, can with the holding arm 602 cover card connection one of both sides.And this liftout plate 51 is located between the two guide rod seats 50, and an end is articulated by rocking bar 52, and the other end is for ejecting end.One end of this rocking bar 52 and push rod 54 articulate, and relative the moving of the promotion of drawn stem 54.This push rod 54 is located in the guide rod seat 50 of a side, and the one end is provided with press button 501, and tractional force can be provided, and pushes this press button 501 when moving back card, push rod 54 can be moved vertically, makes rocking bar 52 interlock liftout plates 51 ejections operation.

Yet because whole electronic card coupler sees also shown in Fig. 2 A with concealed a jiao of being housed in portable computer, when not planting electronic cards 8, the press button 501 of this push rod 54 is inboard shell 7; And after inserting electronic cards 8, shown in Fig. 2 B, though press button 501 is ejected and is positioned at than the outside, but still may be positioned at the inboard of shell 7, this is because when inserting electronic cards 8, the only rough interlock distance (general about 3 to 6mm) that equals between electronic cards and liftout plate of the displacement of push rod 54 and press button 501.Finger still may must stretch in the computer casing 7 when therefore moving back card, and with the press button 501 of pushing this push rod 54, this action not only is not easy on the application of force, neither be very convenient in the operation, and easy mistake is pressed onto the electronic cards 8 of next-door neighbour's press button 501.

The object of the present invention is to provide a kind of electronic card coupler, when moving back card, the push rod in the trip mechanism can be protruded in outside the housing by being housed in to become in the portable computer housing, can finger need not be stretched in the housing and push easily by the outer directly pressing operation of housing.

Another object of the present invention is to provide a kind of electronic card coupler, during with plug-in card not, the push rod of trip mechanism can not released by interlock, all is positioned at the portable computer housing at plug-in card.

The object of the present invention is achieved like this, and a kind of electronic card coupler promptly is provided, and it is assembled on computers, comprising: an insulating base frame, which is provided with the terminal accommodating district, and this accommodating area has inserted terminal and welding ends; Several conducting terminals are installed with in this terminal accommodating district, have inserted terminal and welding ends; One trip mechanism, be located at the inserted terminal of this insulating base frame, at least comprise guide rod seat, liftout attachment and push rod, wherein this guide rod seat is located at the inserted terminal both sides of this insulating base frame, and this push rod is located in the guide rod seat of a side, and it has the pushing end that promotes this liftout attachment and ejection electronic cards vertically, this push rod is divided into two sections of front and back, section is arranged side by side in this guide rod seat before and after it, and the leading portion of this push rod is used for this liftout attachment of interlock, and its back segment is provided with to be used to push away and draws the pushing end of pushing; One location guiding device, be located between this guide rod seat and this push rod, it guides this push rod to move axially, and the pushing end of locating this push rod is positioned near the primary importance of this insulating base frame and is positioned at the second place away from this insulating base frame, this positioning guidance device comprises a guide channel, one slide block, one flexible member, in moving back the card operation, the slippage in this guide channel of this slide block, make the top of this slide block push away leading portion and this liftout attachment of interlock that draws this push rod, this guide channel is located on this guide rod seat, this slide block one end is hubbed on this push rod, the other end has the fulcrum of a slippage on this guide channel, provides that flexible member one end of restoring force is butted on this guide rod seat after this push rod slippage, and the other end is butted on this push rod, also have, this guide channel is the open annular groove that is located on the concave surface of this guide rod seat, is provided with rank, at least three location in it, and it is the contrary sliding rank, first location of fulcrum that prevent this slide block, the rank, second location that are used for plug-in card and the location of plug-in card not are used to move back the rank, the 3rd location of fastening position.

The advantage of apparatus of the present invention is that it can directly be pushed in the computer casing outside and move back the card operation, and processing ease is convenient, and safe and reliable, practicality is good.

Below in conjunction with accompanying drawing, embodiments of the invention are described, wherein:

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

Fig. 2 A and 2B are the operation planar figure of the trip mechanism of existing electronic card coupler;

Fig. 3 A and 3B are the three-dimensional combination figure of electronic card coupler of the present invention and the three-dimensional exploded view of positioning guidance device;

Fig. 4 A and 4B are the top view of guide channel of positioning guidance device of the present invention and the expansion schematic diagram of cell body;

Fig. 5 A, 5B, 5C and 5D are that the push rod of trip mechanism of the present invention is in plug-in card, does not move back card to the state diagram of moving back the card stage;

Fig. 6 A, 6B be the push rod of trip mechanism of the present invention be in move back card to plug-in card, do not move back the state diagram in card stage.

See also the three-dimensional combination figure of electronic card coupler of the present invention shown in Fig. 3 A, this electronic card coupler 1 is a two-layer equation, double-layer structure is identical and stacked mutually up and down, every layer comprises insulating base frame 10, grounding plate 12, several conducting terminals 13, sub-circuit board 14, trip mechanism 15 and positioning guidance device 16, wherein this positioning guidance device 16 is shown in Fig. 3 B, and the back cooperates trip mechanism 15 explanation in the lump.This grounding plate 12 covers this insulating base frame 10, so that the ELECTROMAGNETIC OBSCURANT effect to be provided.This sub-circuit board 14 has golden finger and the 13 grafting solid weldings of each conducting terminal.This trip mechanism 15 is a kind of driving mechanisms, its guide rod seat 151 is engaged on this insulating base frame 10 both sides, it is (not shown in the figures that liftout plate, rocking bar, push rod and location-plate all are positioned at these grounding plate 12 belows, can be with reference to No. the 83202198th, the present patent application people's Taiwan patent application), wherein this trip mechanism 15 is this push rod with the difference of existing apparatus, see also Fig. 3 B, before and after this push rod 154 minutes two sections, leading portion is the microscler plate body 1541 of metal material, its ora terminalis is provided with a running-on 15410, supplies an end of liftout plate 152 to be nested with; Back segment is the microscler body of rod 1542, it has an axis hole 15421 and a caulking groove 15422, front-end edge is provided with shrinkage pool 15423, end edge is a pushing end, be provided with recess 15424 in a side in addition, can cooperate with the teat 1513 of guide rod seat 151, but its length is long more than the length of teat 1513, purpose is to limit the front and back ultimate range of trip mechanism 15 operations.The microscler plate body 1541 of leading portion and the microscler body of rod 1542 of back segment also are arranged in the groove 1511 of guide rod seat 151, the moving axially to push away of the microscler body of rod 1542 of mat back segment drawn, the microscler plate body 1541 of leading portion is pushed away draw this liftout plate 152, make this liftout plate 152 eject the electronic cards operation, the back also cooperates positioning guidance device 16 to describe in detail.

This positioning guidance device 16 is located on the guide rod seat 151 of trip mechanism 15 1 sides, please cooperate and consult Fig. 3 B, this positioning guidance device 16 comprises a guide channel 160, one slide block 161, one flexible member 162, one compresses a reed 163 and a cover plate 164, wherein this guide channel 160 is located on the concave surface in guide rod seat 151 outsides, it is an open annular groove body, please cooperate and consult Fig. 4 A, 4B, be provided with rank 1601, four location in this

guide channel

160,1602,1603,1604, between first rank 1601, location and the rank 1603, the 3rd location and between the 3rd rank 1603, location and the rank 1604, the 4th location inclined-plane 1605 is being set.It is contrary sliding that these rank 1601, first location are used for anti-limited slip block 161 (consulting Fig. 3 B); These rank 1602, second location are used for plug-in card, the location during plug-in card not; Rank 1603, the 3rd location are used to move back the location of card; Rank 1604, the 4th location are used for the anti-non-return rank 1602, second location that slide between second rank 1602, location and rank 1603, the 3rd location.See also Fig. 3 B, these slide block 161 1 ends have a pivoted hole 1610, and mat one pivot 166 runs through and is hubbed at axis hole 15421 on the push rod 154, and the other end has a fulcrum 1611, can slippage in described guide channel 160.This flexible member 162 is a compression spring, it is nested with on the backstay 1512 in the groove 1511 of guide rod seat 151, the one end is housed in the shrinkage pool 15423 of the microscler body of rod 1542 ora terminalis, and the other end then is butted on groove 1511 inwalls of guide rod seat 151, and the restoring force after these push rod 154 slippages can be provided.This compresses reed 163 1 ends is U type body 1631, be mounted in the caulking groove 15422 on the push rod 154, and the other end is rectangular plate body 1632 that its ora terminalis bending slightly is butted on the face of slide block 161, and is more firm when making slide block 161 slippages.These cover plate 164 cover caps are provided with inlay card lug 1641,1642 about it on the groove 1511 of guide rod seat 151, can be embedded in the button (not shown) on the guide rod seat 151, and the assembly that is housed in the groove 1511 is fixed.

See also Fig. 5 A, 5B, 5C and 5D, it is the operation chart (a side that electronic card coupler have push rod 154 in figure only be shown) of push rod 154 with positioning guidance device 16, wherein Fig. 5 A is the plug-in card or the state of plug-in card not, the end of the microscler body of rod 1542 of back segment of this push rod 154 is arranged in shell 9 (figure simply the illustrates a wall) inboard of portable computer at this moment, the fulcrum 1611 of this slide block 161 is positioned on the rank 1602, second location, and this compression spring 162 is compressed energy storage state.Under this state, the top 1612 of slide block 161 is imported into the center position of guide rod seat 151, never can interfere the motion of the microscler plate body 1541 of leading portion of push rod 154, so the microscler plate body 1541 of leading portion of push rod 154 can free axial slip and unrestricted, being that connector may be to have inserted electronic cards under this state, also may be not insert electronic cards.And when desiring to move back card behind the plug-in card, shown in Fig. 5 B, must earlier the microscler body of rod 1542 of back segment be pushed away forward and draw, make fulcrum 1611 break away from (this moment, the microscler body of rod 1542 can probe into shell 9 slightly) from rank, second location 1602, and, the microscler body of rod 1542 draws the setting that rank 1604, the 4th location are arranged in the process because of pushing away, please cooperate and consult Fig. 4 B, when pushing the microscler body of rod 1542 from 1602 disengagings of rank, second location, this fulcrum 1611 can back contraryly not slide into rank 1602, second location, locate rank 1604 and be bound to fall into the 4th, and can be along the inclined-plane 1605 slide into rank 1603, the 3rd location, promptly by Fig. 5 C to Fig. 5 D.This moment this microscler body of rod 1542 end nipple for outside the shell 9, thereby can move back card by pushing easily outside the shell 9, the end of the microscler at the middle and upper levels body of rod 1542 of Fig. 3 A is outstanding state.And pushing when moving back card, because this slide block 161 is positioned at the side of fulcrum 1611, and be positioned at the rear end of the microscler plate body 1541 of leading portion, after pushing the microscler body of rod 1542, the fulcrum 1611 of this slide block 161 along the inclined-plane 1605 to rank 1601, first location slide (as Fig. 6 A), the top 1612 of slide block 161 just pushes away and draws the slippage forward of the microscler plate body 1541 of leading portion at this moment, and 151 operations of interlock liftout plate eject electronic cards.Make fulcrum 1611 be positioned at first location during rank 1601 when continuing to push away to draw, the top 1612 of slide block 161 is just by the guiding of guide channel 160 gradually in the center position of indentation guide rod seat 151, locate rank 1602 (as Fig. 5 A) until fulcrum 1611 fastenings in second, this moment, slide block 161 integral body just were hidden in the microscler body of rod 1542 times, in this process, because the setting on rank 1601, first location, fulcrum 1611 do not have contrary sliding situation.

From above explanation as can be known, the card that moves back of the present invention is operated and can directly be pushed from the outside of computer casing easily.Have again, because the leading portion of push rod is with the complete independence of back segment and separate, the therefore direct connection not of operating distance between the two, and owing to the 3rd locate the setting on rank 1603, the distance that the push rod back segment is stretched out protrudes in outside the computer casing greatly, can be convenient to user's operation.And move back before the card operation that the microscler body of rod 1542 of back segment is protruded in outside the computer casing, also because the setting on rank 1601, first location and rank 1604, the 4th location is arranged, make the operation smoothness, convenient of integral body.

Claims

1. electronic card coupler, it is assembled on computers, it is characterized in that it comprises: an insulating base frame, which is provided with the terminal accommodating district, described accommodating area has inserted terminal and welding ends; Several conducting terminals are installed with in described terminal accommodating district, have inserted terminal and welding ends; One trip mechanism, be located at the inserted terminal of described insulating base frame, at least comprise guide rod seat, liftout attachment and push rod, wherein said guide rod seat is located at the inserted terminal both sides of described insulating base frame, described push rod is located in the guide rod seat of a side, it has the pushing end that promotes described liftout attachment and ejection electronic cards vertically, described push rod is divided into two sections of front and back, section is arranged side by side in described guide rod seat before and after it, the leading portion of described push rod is used for the described liftout attachment of interlock, and its back segment is provided with to be used to push away and draws the pushing end of pushing; One location guiding device, be located between described guide rod seat and the described push rod, it guides described push rod to move axially, and the pushing end of locating described push rod is positioned near the primary importance of described insulating base frame and is positioned at the second place away from described insulating base frame, described positioning guidance device comprises a guide channel, one slide block, one flexible member, in moving back the card operation, the slippage in described guide channel of described slide block, make the top of described slide block push away leading portion and the described liftout attachment of interlock that draws described push rod, described guide channel is located on the described guide rod seat, described slide block one end is hubbed on the described push rod, the other end has the fulcrum of a slippage on described guide channel, provide that flexible member one end of restoring force is butted on described guide rod seat after the described push rod slippage, the other end is butted on described push rod, also have, described guide channel is the open annular groove that is located on the concave surface of described guide rod seat, be provided with rank, at least three location in it, it is the contrary sliding rank, first location of fulcrum that prevent described slide block, the rank, second location that are used for plug-in card and the location of plug-in card not are used to move back the rank, the 3rd location of fastening position.

2. electronic card coupler as claimed in claim 1 is characterized in that, described positioning guidance device comprises that also the described cover plate cover cap of a cover plate is fixed on the described guide rod seat.

3. electronic card coupler as claimed in claim 2 is characterized in that, described positioning guidance device comprises that also one compresses the reed that compresses that described slide block makes its slippage stable operation.

4. electronic card coupler as claimed in claim 3 is characterized in that, described to compress reed one end be the U type and be mounted on the described push rod, and the other end is rectangular plate body and is butted on the end face of described slide block.

5. electronic card coupler as claimed in claim 2 is characterized in that, described flexible member is a compression spring.

6. electronic card coupler as claimed in claim 2 is characterized in that, described guide channel also is provided with the contrary rank, the 4th location that slide on the rank, described second location of the fulcrum that prevents described slide block, and they are between rank, the described second and the 3rd location.

7. electronic card coupler as claimed in claim 1 is characterized in that, described leading portion is a microscler plate body, and described back segment is a microscler body of rod,

8. electronic card coupler as claimed in claim 1 is characterized in that, also is provided with the curtain-shaped cover member that prevents electromagnetism and electrostatic interference on the described insulating base frame.

9. electronic card coupler as claimed in claim 1 is characterized in that, it also is provided with one and has golden finger and the sub-circuit board that is communicated with described conducting terminal.

10. electronic card coupler as claimed in claim 1 is characterized in that, the welding ends of described conducting terminal is a flat.