CN103779730B - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN103779730B CN103779730B CN201310493514.0A CN201310493514A CN103779730B CN 103779730 B CN103779730 B CN 103779730B CN 201310493514 A CN201310493514 A CN 201310493514A CN 103779730 B CN103779730 B CN 103779730B
- Authority
- CN
- China
- Prior art keywords
- card
- recess
- slide unit
- connector
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A kind of card connector, can stop the incorrect connection that foreign peoples blocks.Connector (10) possesses: housing (1), has recess (11), and recess inserts for there being the first card (5) of the first splicing ear (5t) in the internal arrangement of the groove (5s) being opened on end face; Cover plate (2), covering shell (1); Multiple contact (3), is configured in the depth portion of housing (1), is covered by the head (12h) that can be inserted in the groove (5s) of the first card (5); And push/push type ejecting mechanism (4), the card inserted can be discharged.Inclined plane (41s) is formed in the engagement pawl (410) of the slide unit (41) of the L-shaped of formation ejecting mechanism (4), be mistakenly inserted to block with first little the and thickness of profile compared with (5) also thin second block (6) time, second card (6) is upper above to abut with the front surface of head (12h) to engagement pawl (410), and the second card (6) cannot contact with multiple contact (3).
Description
Technical field
The present invention relates to card connector.In particular to the structure of the card connector of the incorrect connection stoping foreign peoples to block when foreign peoples different from regular card with thickness for profile is blocked and is mistakenly inserted in connector.
Background technology
Storage card as card-type storage device adopts flash memory as storage medium.Storage card is very small-sized, has the advantage that the power consumption hardly that reads and writes data is such.In addition, due to storage card have read and write data time without the need to FD(floppy drive) and MO(photomagneto disk) etc. the advantage of such drive unit, thus as pay attention to power consumption and portability such as digital camera recording medium and popularize.
In recent years digital camera can carry out the high speed continuous shooting that have employed electronic shutter.Therefore, possess can for the SD(SecureDigital of shooting usually for the digital camera of the corresponding type of high speed continuous shooting: safe digital) the fast XQD(registered trade mark of the writing speed of card and high speed continuous shooting) two card connectors inserting respectively of card.Such as, printed base plate is clipped in the middle and is arranged on the two sides of printed base plate by these card connectors.
SD card is different with thickness with the profile of XQD card.Compared with XQD card, SD card is formed profile is little and thickness is thin.Such as, the card of the multiple types disclosed can be different with thickness by such profile in Japanese Unexamined Patent Publication 2004-206963 publication (hereinafter, referred to as patent documentation 1) is arranged on the card connector on a card connector.
The card connector of patent documentation 1 has the housing formed by connector body and cover.This housing is separated up and down by dividing plate, optionally can install SD card and MemoryStickDUO(registered trade mark) card.The ejecting mechanism that this card connector possesses has the card launched portion on the upper strata being positioned at housing and is positioned at the extension of lower floor of housing.Card launched portion engages with the front end face of SD card.Further, extension is given prominence to than the bottom of card launched portion and is abutted with the front end face of MemoryStickDUO card.Extension than card launched portion forwards (card insert opening side) give prominence to.When SD card and MemoryStickDUO card are installed in card connector, such extension is utilized to make card rear end face consistent from the amount (degree) that card connector is outstanding.
But, in the card connector of patent documentation 1, in order to avoid the extension that abuts with the front end face of MemoryStickDUO card and dividing plate and housing bottom surface interfere, be formed with predetermined gap at extension and between dividing plate and housing bottom surface.Therefore, the height step-down of extension, extension only abuts with a part for the front end face of card, and when being inserted by card or when discharging, card becomes easy disengagement with abutting of extension.If extension is thrown off with abutting of card, then there are such misgivings: the front end of card enters in the gap between extension and dividing plate or housing bottom surface, hinder that card is normal to be inserted or discharge, or card and ejecting mechanism impaired.
In order to eliminate above-mentioned undesirable condition, in Japanese Unexamined Patent Publication 2012-174644 publication (hereinafter, referred to as patent documentation 2), disclose a kind of card connector, it can install the first card and the second card that vary in size, stable card can be carried out insert and card discharge, and can slimming be realized.
The card connector of patent documentation 2 possesses: multiple contact; Locking piece, it can detect the width of the first card and move from primary importance to the second place; The actuator that can rotate from primary importance to the second place, its at least comprise can for the second cartoon cross pass through opening; Dividing plate, it can move from primary importance to the second place, the first card and the second card is separated up and down; And ejecting mechanism, it at least has and can block with first and second fasten the card abutment portion part connect, card abutment portion part has and can block with first and second block the first card press surface and the second card press surface that respective front end face abuts, second card press surface is formed at movable metal parts, and movable metal parts is formed as: cover the first card press surface when the second card press surface is in primary importance.
The card connector of patent documentation 1 or patent documentation 2 is configured to: the splicing ear be made up of metal forming that cantilevered contacts and the end at card are exposed contacts.But the internal arrangement that XQD is stuck in the groove being opened on end face has splicing ear.Therefore, be difficult to adopt the structure of card connector disclosed in patent documentation 1 or patent documentation 2 to come shared SD card and XQD card, as described above, preferably the card connector of the card connector of SD card and XQD card be arranged on the two sides of printed base plate.
On the other hand, as described above, compared with XQD card, SD card is formed profile is little and thickness is thin, therefore allows SD card to be mistakenly inserted in the card connector of XQD card easily.In card connector SD card being mistakenly inserted XQD card, there are the misgivings that SD card makes to be configured in the contact damage in the depth portion of card connector.
Summary of the invention
The present invention is just in view of such problem completes, its object is to provide a kind of card connector, when foreign peoples different from regular card with thickness for profile is blocked be mistakenly inserted in connector, described card connector stops the incorrect connection of foreign peoples's card.
For solving the technical scheme of problem
(1) embodiments of the present invention are a kind of card connectors, can insert in this card connector the first substantially rectangular card with predetermined profile and thickness with formed block with first compared with thin substantially rectangular second the blocking of the little and thickness of profile, described first internal arrangement being stuck in the groove being opened on an one end face has multiple first splicing ear, described second card is arranged with multiple second splicing ears exposed
Described card connector possesses:
The housing of tabular, it has the recess for described first card or described second card plug;
Cover plate, it covers the recess of described housing;
Multiple contact, they are configured in the depth portion of described housing, and the opening towards described recess is given prominence to, and are covered by the head that can be inserted in the groove of described first card; And
The ejecting mechanism of push/push type, it is configured in the one-sided of described recess, described first card be inserted in described recess can be discharged,
Described ejecting mechanism has the slide unit of the band plate-like of a sidewall movement along described housing,
Described slide unit has engagement pawl, and described engagement pawl is given prominence to from the one-sided central portion towards this recess of described recess and to be blocked with described first or the described second end edge blocked abuts,
In the junction that fastens of described engagement pawl, there is inclined plane, when described second card is inserted in described recess, on described inclined plane on this second card,
When being inserted in described recess by described first card, described engagement pawl moves to the below of multiple described contact, and described first splicing ear is connected with described contact,
When being inserted in described recess by described second card, end edge of this second card abuts with the end edge of described head and stops this second to block and enter.
(1) card connector of execution mode has and to block with first or engagement pawl that the second end edge blocked abuts, in the junction that fastens of engagement pawl, there is inclined plane, when the second card is inserted in recess, to on described inclined plane on second card, therefore, when being inserted in recess by the second card, the end edge of the second card abuts with the end edge of head, and the second card can be stoped to enter.And then, can contact be protected.
(2) in the card connector described in above-mentioned (1), there is in the midway of a side of described first card the square groove portion that otch is formed, described slide unit possesses cantilever-shaped leaf spring, the base end part of described leaf spring is fixed on this slide unit, described leaf spring has the bend bending to V shape, described bend is flexibly to a side force of described first card, and described bend can in and out of the groove portion of described first card.
According to the execution mode of (2), when the first card is inserted in recess, restores after bend distortion and bend can be made to enter into the groove portion of the first card.Block in the process be discharged from recess first, the groove portion that the bend and first of leaf spring blocks engages, and can prevent the first card from flying out.
(3) in the card connector described in described (1) or (2), there is in a side of described slide unit the cam path of heart shaped, described ejecting mechanism also has: compression helical spring, and it is held in described housing, exerts a force to the direction of being discharged by described first card to described slide unit; And guide rod, the cam path of one end and described heart shaped links, and the other end is rotatably supported in the side of described housing.
According to the execution mode of (3), during starting point in an end of guide rod engaging in the cam path of heart shaped, the terminal part of the bend of leaf spring is configured to give prominence to slightly to recess.When being inserted in recess by the first card, the end edge of the first card abuts with engagement pawl.
When being inserted further by the first card, the bend of leaf spring enters into the groove portion of the first card.And then an end of guide rod overcomes the active force of compression helical spring and moves the going on stroke of cam path of heart shaped in linkage along moving in parallel of direction of insertion with slide unit.
The V-shaped valley that one end of guide rod is formed engaging in the summit of the cam path in heart shaped, the position of slide unit is fixed thus.Further, the bend of leaf spring enters into the groove portion of the first card, maintains the installment state of the first card thus.Like this, the card connector of the execution mode of (3) can lock the first card.
Accompanying drawing explanation
Fig. 1 is the stereogram of the structure of the card connector that an embodiment of the invention are shown, (A) of Fig. 1 is the state diagram before being inserted by the first card, and (B) of Fig. 1 is the state diagram inserting the first card.
Fig. 2 shows the figure of the structure of the first card of the card connector being suitable for described execution mode, and (A) of Fig. 2 is the vertical view of the first card, and (B) of Fig. 2 is the left side view of the first card.
Fig. 3 shows the vertical view of the structure of the card connector of described execution mode.
Fig. 4 shows the front view of the structure of the card connector of described execution mode.
Fig. 5 shows the upward view of the structure of the card connector of described execution mode.
Fig. 6 shows the vertical view of the structure of the card connector of described execution mode, and is the state diagram having unloaded cover plate.
Fig. 7 shows the stereogram of the structure of the card connector of described execution mode, and is the state diagram having unloaded cover plate.
Fig. 8 shows the stereo decomposing installation diagram of the structure of the card connector of described execution mode.
Fig. 9 shows the stereogram of the structure of the card connector of described execution mode, and be the second card just gone up to be formed at engagement pawl inclined plane on after state diagram.
Figure 10 shows the stereogram of the structure of the card connector of described execution mode, and be the second card just on to the inclined plane being formed at engagement pawl after the state diagram that abuts with the end edge of head of the second end edge blocked.
Figure 11 is the longitudinal section of the card connector of described execution mode, (A) of Figure 11 be namely just the first card be inserted in card connector before state diagram, first card is inserted in card connector and the state diagram that abuts with engagement pawl of the end edge of the first card by (B) of Figure 11, (C) of Figure 11, further by the state diagram that the first card inserts from the state of Figure 11 (B), (D) of Figure 11 is the state diagram that the first splicing ear of the first card is connected with contact.
Figure 12 is the longitudinal section of the card connector of described execution mode, (A) of Figure 12 be namely just the second card be inserted in card connector before state diagram, second card is inserted in card connector and the state diagram that abuts with engagement pawl of the end edge of the second card by (B) of Figure 12, (C) of Figure 12 be the second card just gone up to be formed at engagement pawl inclined plane on after state diagram, (D) of Figure 12 be the second card just on to the inclined plane being formed at engagement pawl after the state diagram that abuts with the end edge of head of the second end edge blocked.
Label declaration
1: housing;
2: cover plate;
3: contact;
4: ejecting mechanism;
5: the first cards;
5s: groove;
5t: the first splicing ear;
6: the second cards;
6t: the second splicing ear;
10: connector (card connector);
11: recess;
12h: head;
41: slide unit;
41s: inclined plane;
410: engagement pawl.
Embodiment
Below, be described for implementing mode of the present invention with reference to accompanying drawing.
[structure of card connector]
First, the structure of the card connector of an embodiment of the invention is described.
Fig. 1 is the stereogram of the structure of the card connector that an embodiment of the invention are shown, (A) of Fig. 1 is the state diagram before being inserted by the first card, and (B) of Fig. 1 is the state diagram inserting the first card.Fig. 2 shows the figure of the structure of the first card of the card connector being suitable for described execution mode, and (A) of Fig. 2 is the vertical view of the first card, and (B) of Fig. 2 is the left side view of the first card.
Fig. 3 shows the vertical view of the structure of the card connector of described execution mode.Fig. 4 shows the front view of the structure of the card connector of described execution mode.Fig. 5 shows the upward view of the structure of the card connector of described execution mode.
Fig. 6 shows the vertical view of the structure of the card connector of described execution mode, and is the state diagram having unloaded cover plate.Fig. 7 shows the stereogram of the structure of the card connector of described execution mode, and is the state diagram having unloaded cover plate.Fig. 8 shows the stereo decomposing installation diagram of the structure of the card connector of described execution mode.
(structure of the first card and the second card)
With reference to Fig. 1, the card connector (below, referred to as connector) 10 of an embodiment of the invention can insert (with reference to (B) of Fig. 1 and (A), (B) of Fig. 2) for the regular first substantially rectangular card 5 with predetermined profile and thickness.On the other hand, connector 10 also can for being formed block thin non-normal substantially rectangular second the blocking 6 and insert (with reference to Fig. 9 or Figure 10) of the little and thickness of profile compared with in the of 5 with first.
With reference to Fig. 2, the first card 5 is such as XQD(registered trade marks) card, the first card 5 has multiple first splicing ear 5t in the internal arrangement of the groove 5s being opened on an end face.In addition, the first card 5 has the square groove portion 51a of otch in the midway of a side 51.On the other hand, with reference to Fig. 9 or Figure 10, the second card 6 is such as SD cards, has the multiple second splicing ear 6t exposed an end arranged cells.
(schematic configuration of card connector)
Referring to figs. 1 through Fig. 8, connector 10 possesses housing 1 and the cover plate 2 of tabular.Housing 1 is formed with the recess 11 for the first card 5 or the second card 6 plug.The recess 11 of cover plate 2 covering shell 1.
In addition, referring to figs. 1 through Fig. 8, connector 10 possesses the ejecting mechanism 4 of multiple contacts 3 and push/push type covered by head (header) 12h.Head 12h is configured in the depth portion of housing 1, and the opening 15 towards recess 11 is given prominence to, and can be inserted into ((D) with reference to (A) ~ Figure 11 of Figure 11) in the groove 5s of the first card 5.Ejecting mechanism 4 is configured in sidewall 13 side that is one-sided, in other words housing 1 of recess 11, the first card 5 be inserted in recess 11 or the second card 6 can be discharged.
With reference to Fig. 6 to Fig. 8, ejecting mechanism 4 has the slide unit 41 of band plate-like.Slide unit 41 can move along of housing 1 sidewall 13.Slide unit 41 has engagement pawl 410.Engagement pawl 410 is outstanding from the one-sided central portion to recess 11 of recess 11.In addition, engagement pawl 410 can be blocked the 5 or second end edge blocking 6 and abuts (with reference to (B) of Figure 11 or (B) of Figure 12) with first.
With reference to Fig. 6 to Fig. 8, there is inclined plane 41s(with reference to Fig. 9 or Figure 10 in the junction that fastens of engagement pawl 410), when being inserted in recess 11 by the second card 6, second blocks on 6 on the 41s of inclined plane.On the other hand, when being inserted in recess 11 by the first card 5, engagement pawl 410 moves to the below of multiple contact 3, and the first splicing ear 5t can be connected with contact 3 ((D) with reference to Figure 11).
(structure of ejecting mechanism)
With reference to Fig. 6 to Fig. 8, slide unit 41 possesses cantilever-shaped leaf spring 42.The base end part of leaf spring 42 is fixed on slide unit 41.Leaf spring 42 can move integratedly with slide unit 41.In addition, leaf spring 42 has the bend 42a bending to V shape, and described bend 42a flexibly exerts a force to a side 51 of the first card 5, and described bend 42a can block in and out of first (A) of groove portion 51a(reference Fig. 2 of 5).
With reference to Fig. 1 or Fig. 6 to Fig. 8, when being inserted in recess 11 by the first card 5, the bend 42a of leaf spring 42 is out of shape rear recovery and bend 42a can be made to enter into the groove portion 51a of the first card 5.In the first processes of being discharged from recess 11 of card 5, the groove portion 51a that the bend 42a and first of leaf spring 42 blocks 5 engages, and can prevent the first card 5 from flying out.
With reference to Fig. 7 or Fig. 8, be formed with the cam path 41a of heart shaped in a side of slide unit 41.In addition, ejecting mechanism 4 also has compression helical spring 43 and guide rod 44.
With reference to Fig. 7 or Fig. 8, compression helical spring 43 is held in housing 1.Compression helical spring 43 exerts a force to the direction of the first card 5 or the second card 6 being discharged to slide unit 41.One end 44a of the guide rod 44 and cam path 41a of heart shaped links, and its other end 44b is rotatably supported in housing 1.
With reference to Fig. 8, the one-sided of recess 11 comprises the first guiding groove portion 11g, the second guiding groove portion 12g and next door 13g.In the first guiding groove portion 11g, slide unit 41 is exerted a force by compression helical spring 43 and stops at the open side of recess 11.In addition, slide unit 41 is remained on heeling condition by the first guiding groove portion 11g, makes the terminal part of the bend 42a of leaf spring 42 slightly to recess 11 outstanding (with reference to Fig. 6).Second guiding groove portion 12g is communicated with the first guiding groove portion 11g.In addition, the rectilinear motion of slide unit 41 is guaranteed under the state that the second guiding groove portion 12g engages at the groove portion 51a that the bend 42a and first of leaf spring 42 blocks 5.
With reference to Fig. 8, as entity, the first guiding groove portion 11g and the second guiding groove portion 12g and recess 11 are demarcated by the guiding piece 14g extended in quadrangular shape.Further, sidewall 41w directed 14g of slide unit 41 guides and can guarantee the rectilinear motion of slide unit 41.In addition, in the region of a part of the second guiding groove portion 12g, slide unit 41 can also banking motion.
Outstanding a little towards the depth side of recess 11 in the mode that the first guiding groove portion 11g and recess 11 are separated with reference to Fig. 6 or Fig. 7, next door 13g.When slide unit 41 moves to the depth side of recess 11, the end of slide unit 41 is crossed next door 13g and corrects the heeling condition of slide unit 41.
(structure of contact)
Contact has conductivity, carries out punch press process or bending machining and can obtain the contact of the conductivity of desired shape to the metallic plate of conductivity.If consider easiness and spring performance, the conductivity etc. of processing, then preferably contact adopts copper alloy, but is not limited to copper alloy.
With reference to Fig. 3 to Fig. 6, in the recess 11 of housing 1, be configured with multiple contact 3 abreast.The printed base plate 1p(that these contacts 3 can be provided with connector 10 is with reference to (A) of Fig. 1, (B) of Fig. 1) block 5 be electrically connected with first.
With reference to Fig. 2 or Fig. 6, the first card 5 is accommodated with IC chip (not shown) in the inside of the plastic frame body of insulating properties.This IC chip is connected with multiple metal formings of the inside being attached to groove 5s., and multiple metal formings of row arrangement become the first splicing ear 5t of the first card 5 further.Single contact 3 is connected one to one with the first single splicing ear 5t, and mechanical connection and electrical connection.
With reference to Fig. 3 to Fig. 6 and Figure 11, contact 3 adopts the function of spring to be the cantilevered contacts of cantilever beam.Contact 3 is made up of elastic arm and fixed arm, and elastic arm is configured in the bottom surface of head 12h, and is provided with the contact contacted with the first splicing ear 5t being formed at the first card 5.The opposed walls 14 forming recess 11 is fixed in fixed arm press-in.Contact 3 is formed with wire portion 3r in the end of fixed arm, by by wire portion 3r soldered joint in printed base plate 1p, thus can using the connector 10 of execution mode as surperficial connector for fitting (with reference to (A) of Fig. 1, (B) of Fig. 1).
(structure of housing)
Housing has insulating properties.The housing of insulating properties can be the housing be made up of dielectric material, dielectric forming synthetic resin can be obtained the housing of desired shape.
With reference to Fig. 3 or Fig. 6 to Fig. 8, housing 1 have a sidewall 13 and orthogonal with sidewall 13 and with first block 5 the opposed opposed walls 14 of end edge.Can by by another curved tabs 22 of a sidewall 13 and cover plate 2 and opposed walls 14 around thin rectangular-shaped space be specified to " recesses 11 for the first card 5 or the second card 6 plug ".In addition, can also as card maintaining part.
With reference to Fig. 4 to Fig. 8, because the recess 11 of housing 1 is covered by cover plate 2, therefore formed opposedly with opposed walls 14 and block 5 or second for first and block the 6 rectangular openings 15 inserted.An opposed sidewall 13 and the distance of another curved tabs 22 are slightly wider than the width of the first card 5, an opposed sidewall 13 and another curved tabs 22 is utilized to limit the attitude of the first card 5, can by the first splicing ear 5t of the first card 5 and contact 3 correctly contraposition.
(structure of cover plate)
Cover plate is made up of sheet metal, by forming processing to the sheet metal launched, can obtain the cover plate of desired shape.Preferred cover plate is made up of the sheet metal of conductivity, due to cover plate covering shell, therefore, it is possible to obtain the effect shielding (electromagnetic shielding).
With reference to Fig. 1 or Fig. 3 to Fig. 4, the both sides of the main panel 21 of cover plate 2 are at right angles bent is processed into.Further, the pair of curved sheet 22,22 of cover plate 2 offers multiple substantially rectangular holes 22h.These substantially rectangular holes 22h can engaging in a sidewall 13 of housing 1 and the outstanding multiple lug boss 1r(in the side of opposed walls 14 with reference to Fig. 6 to Fig. 8).
In addition, with reference to Fig. 1 or Fig. 3 to Fig. 5, cover plate 2 is provided with soldered joint in multiple reed 2r of printed base plate 1p.These reeds 2r in printed base plate 1p, can strengthen the bond strength with printed base plate 1p by soldered joint, these reeds 2r can also be connected with the ground wire of printed base plate 1p.
With reference to Fig. 1 or Fig. 3 to Fig. 5, the main panel 21 of cover plate 2 has a pair plate spring sheet 2a, 2a.Plate spring sheet 2a exerts a force to the bottom surface of the first card 5 towards the recess 11 of housing 1.Plate spring sheet 2a is with the surface force of more weak power to the first card 5, in order to avoid the surface of damage first card 5.
(structure of slide unit)
With reference to Fig. 6 to Fig. 8, slide unit 41 is configured in a sidepiece of recess 11.A sidepiece of recess 11 is provided with guided slidable parts 41 can the second guiding groove portion 12g of movement.Further, slide unit 41 is limited by the second guiding groove portion 12g and can retreat along with the first parallel direction of plug orientation of blocking 5.Slide unit 41 is only allowed to the rectilinear motion of retreating in the region of the second guiding groove portion 12g.
With reference to Fig. 6 to Fig. 8, the sidewall 41w of slide unit 41 can partly block a sidewall of the attitude (gradient) of 5 as restriction first and work.Block another sidewall of the attitude (gradient) of 5 as restriction first, by the another side 52 of the first card 5 is guided, another curved tabs 22 of being arranged at cover plate 2 functions in an acting capacity of (with reference to (A) of Fig. 1 to Fig. 5).
With reference to Fig. 8, be equipped with the cylinder hole 4h that a part for compression helical spring 43 is kept in the end of slide unit 41.On the other hand, be formed opposed with cylinder hole 4h at housing 1 and enter into the rod-like protrusions 1t(of the inside of compression helical spring 43 with reference to Fig. 6).
With reference to Fig. 6 to Fig. 8, by two spiral end framves of compression helical spring 43 are contained between cylinder hole 4h and rod-like protrusions 1t, to the direction that the first card 5 or the second card 6 are discharged, slide unit 41 can be exerted a force.Under the state that the first card 5 or the second card 6 are not inserted in recess 11, under the state that slide unit 41 tilts being exerted a force by compression helical spring 43, stop at opening 15 side (the first guiding groove portion 11g) of recess 11.
With reference to Fig. 8, the both ends of guide rod 44 bend to approximate right angle.With reference to Fig. 7, an end 44a of guide rod 44 links with the cam path 41a of the heart shaped running through the side being arranged at slide unit 41.On the other hand, the other end 44b of guide rod 44 is inserted in the hole 11h of the terminal part side being formed at a sidewall 13, is supported to rotate freely.Further, an end 44a of guide rod 44 can be driven in the cam path 41a of heart shaped.
With reference to Fig. 6 to Fig. 8, if using there is the cam path 41a of heart shaped slide unit 41 as the cam becoming driving link and using guide rod 44 as driven member, then slide unit 41 and guide rod 44 form the cam gear of cam and driven member relative shift.In addition, the cam path 41a of heart shaped not only becomes the plane curve describing heart shaped track, and the bottom surface also becoming the cam path 41a comprising heart shaped is the space curve of the continuous path on ladder difference or inclined-plane.Slide unit 41 and guide rod 44 form so-called solid cam device.
With reference to Fig. 8, the cam path 41a of heart shaped depicts the track going to stroke from starting point 4s and gets back to the track of backstroke of starting point 4s.In the track of the cam path 41a of heart shaped, even if drive in the wrong direction in an end 44a local of guide rod 44, in whole stroke, an end 44a of guide rod 44 also describes the irreversible continuous path do not driven in the wrong direction.
With reference to Fig. 8, the cam path 41a of heart shaped is formed with the V-shaped valley 4v of the depression in V shape at the breakout of the track of the track and backstroke of going to stroke.Slide unit 41 slides, and an end 44a of guide rod 44 moves from starting point 4s to V-shaped valley 4v side and engaging in V-shaped valley 4v, thus is exerted a force by compression helical spring 43 and can be locked by slide unit 41 in the installation site of the first card 5.The cam gear be made up of cam path 41a and the guide rod 44 of heart shaped defines a stop position of slide unit 41.
With reference to Fig. 6 to Fig. 8, slide unit 41 is fixed in the base end part press-in of leaf spring 42.Leaf spring 42 is configured at slide unit 41 to make the bend 42a bending to V shape towards the mode that recess 11 is outstanding.Leaf spring 42 and slide unit 41 are retreated integratedly.The function of the spring of leaf spring 42 is cantilever beams, consists of: only because load works along with the first direction of blocking 5 directions of retreating orthogonal, thus strain occurs.
[effect of card connector]
Below, the action of the connector 10 of execution mode is described, while be described the effect of connector 10.
Fig. 9 shows the stereogram of the structure of the card connector of described execution mode, and be the second card just gone up to be formed at engagement pawl inclined plane on after state diagram.Figure 10 shows the stereogram of the structure of the card connector of described execution mode, and be the second card just on to the inclined plane being formed at engagement pawl after the state diagram that abuts with the end edge of head of the second end edge blocked.
Figure 11 is the longitudinal section of the card connector of described execution mode, (A) of Figure 11 be namely just the first card be inserted in card connector before state diagram, first card is inserted in card connector and the state diagram that abuts with engagement pawl of the end edge of the first card by (B) of Figure 11, (C) of Figure 11, further by the state diagram that the first card inserts from the state of Figure 11 (B), (D) of Figure 11 is the state diagram that the first splicing ear of the first card is connected with contact.
Figure 12 is the longitudinal section of the card connector of described execution mode, (A) of Figure 12 be namely just the second card be inserted in card connector before state diagram, second card is inserted in card connector and the state diagram that abuts with engagement pawl of the end edge of the second card by (B) of Figure 12, (C) of Figure 12 be the second card just gone up to be formed at engagement pawl inclined plane on after state diagram, (D) of Figure 12 be the second card just on to the inclined plane being formed at engagement pawl after the state diagram that abuts with the end edge of head of the second end edge blocked.
First, the erection sequence of the first card 5 as regular card is described.
When being inserted in recess 11 by the first card 5 when the state shown in (A) from Figure 11, the first card end edge of 5 abuts with the bend 42a of leaf spring 42 (with reference to Fig. 6).Under the state that the first card end edge of 5 abuts with the bend 42a of leaf spring 42, slide unit 41 maintains the attitude (with reference to Fig. 6) tilted.In addition, under the state that the first card end edge of 5 abuts with the bend 42a of leaf spring 42, an end 44a of guide rod 44 is positioned at the starting point 4s(of the cam path 41a of heart shaped with reference to Fig. 8).
Then, when blocking 5 by first and insert to the depth side of recess 11 further from the first state of abutting with the bend 42a of leaf spring 42 of the card end edge of 5, the state shown in (B) of Figure 11 is become.Under the state shown in (B) of Figure 11, the first card end edge of 5 abuts with the junction that fastens of engagement pawl 410.In addition, under the state shown in (B) of Figure 11, the bend 42a of leaf spring 42 is out of shape rear recovery, and the bend 42a of leaf spring 42 enters into the groove portion 51a of the first card 5 (with reference to Fig. 6).
Then, when overcoming compression helical spring 43 and inserted to the depth side of recess 11 further by the first card 5 when the state shown in (B) from Figure 11, the state shown in (C) of Figure 11 is become.Under the state shown in (C) of Figure 11, the groove portion 51a that the bend 42a and first of leaf spring 42 blocks 5 engages, and slide unit 41 advances to the depth side of recess 11.In addition, the state shown in (B) from Figure 11 in the process of the state transitions shown in (C) of Figure 11, an end 44a of guide rod 44 moves from the starting point 4s of the cam path 41a of heart shaped along the track going to stroke (with reference to Fig. 7 or Fig. 8).
In addition, the state shown in (B) from Figure 11 to Figure 11 (C) shown in state transitions process in, utilize the main panel 21 of the bottom surface of recess 11 and cover plate 2 to limit the first movement of card 5 in thickness of slab direction.Therefore, the first card 5 do not go up engagement pawl 410 inclined plane 41s on and engagement pawl 410 is moved.
When overcoming compression helical spring 43 and inserted to the depth side of recess 11 further by the first card 5 when the state shown in (C) from Figure 11, become the state shown in (D) of Figure 11.Under the state shown in (D) of Figure 11, slide unit 41 moves to the region of the second guiding groove portion 12g from the region of the first guiding groove portion 11g, and slide unit 41 is only allowed to carry out rectilinear motion.In addition, under the state shown in (D) of Figure 11, engagement pawl 410 moves to the below of multiple contact 3, and the first splicing ear 5t can be connected with contact 3.
In addition, with reference to Fig. 8, with the movement of slide unit 41 relatively, the V-shaped valley 4v that an end 44a of guide rod 44 is formed engaging in the summit of the cam path 41a in heart shaped, the position of slide unit 41 is fixed thus.In this case, the bend 42a of leaf spring 42 enters into the groove portion 51a of the first card 5, maintains the installment state of the first card 5 thus.Like this, the connector 10 of execution mode can lock the first card 5.In addition, the explanation of the discharge order to the first card 5 is omitted.
Below, to using as informal card second card 6 be inserted in connector 10 when state variation be described.
When being inserted in recess 11 by the second card 6 when the state shown in (A) from Figure 12, the end edge of the second card 6 abuts ((B) with reference to Figure 12) with the junction that fastens of engagement pawl 410.When overcoming compression helical spring 43 and the second card 6 is inserted to the depth side of recess 11 further when the state shown in (B) from Figure 12, as shown in (C) of Fig. 9 or Figure 11, on the inclined plane 41s of engagement pawl 410 on the second card 6.
When being inserted to the depth side of recess 11 further by the second card 6 when the state shown in (C) from Fig. 9 or Figure 11, the second card 6 is crossed engagement pawl 410 and moves.The second card end edge of 6 abuts with the end edge of head 12h and the second card 6 can be stoped to enter ((D) with reference to Figure 10 or Figure 12).And then, contact 3 can be protected to avoid the operation because the second card 6 is mistakenly inserted and cause damage.
Like this, the connector 10 of execution mode has the engagement pawl 410 of to block the 5 or second end edge blocking 6 with first and abutting, in the junction that fastens of engagement pawl 410, there is inclined plane 41s, when being inserted in recess 11 by the second card 6, second blocks on 6 on the 41s of this inclined plane, therefore, when being inserted in recess 11 by the second card 6, the second card end edge of 6 abuts with the end edge of head 12h and the second card 6 can be stoped to enter.And then, contact 3 can be protected.In addition, the second splicing ear 6t and the peri lesion (with reference to Figure 10) thereof of the second card 6 can also be prevented.
The data that card connector of the present invention can prevent the electricity caused due to being mistakenly inserted of card from connecting by mistake and cause disappear, and when connecting, the taking-up of card is also easy by mistake.Card connector of the present invention can data in protection card, and the man-hour can cut down for repairing connector and expense.
Claims (3)
1. a card connector, can insert in this card connector the first substantially rectangular card with predetermined profile and thickness with formed block with first compared with thin substantially rectangular second the blocking of the little and thickness of profile, described first internal arrangement being stuck in the groove being opened on an one end face has multiple first splicing ear, described second card is arranged with multiple second splicing ears exposed
Described card connector possesses:
The housing of tabular, it has the recess for described first card or described second card plug;
Cover plate, it covers the recess of described housing;
Multiple contact, they are configured in the depth portion of described housing, and the opening towards described recess is given prominence to, and are covered by the head that can be inserted in the groove of described first card; And
The ejecting mechanism of push/push type, it is configured in the one-sided of described recess, described first card be inserted in described recess can be discharged,
Described ejecting mechanism has the slide unit of the band plate-like of a sidewall movement along described housing,
Described slide unit has engagement pawl, and described engagement pawl is given prominence to from the one-sided central portion towards this recess of described recess and to be blocked with described first or the described second end edge blocked abuts,
In the junction that fastens of described engagement pawl, there is inclined plane, when described second card is inserted in described recess, on described inclined plane on this second card,
When being inserted in described recess by described first card, described engagement pawl moves to the below of multiple described contact, and described first splicing ear is connected with described contact,
When being inserted in described recess by described second card, end edge of this second card abuts with the end edge of described head and stops this second to block and enter.
2. card connector according to claim 1, wherein,
There is in the midway of a side of described first card the square groove portion that otch is formed,
Described slide unit possesses cantilever-shaped leaf spring, the base end part of described leaf spring is fixed on this slide unit, described leaf spring has the bend bending to V shape, and described bend is flexibly to a side force of described first card, and described bend can in and out of the groove portion of described first card.
3. card connector according to claim 1 and 2, wherein,
There is in a side of described slide unit the cam path of heart shaped,
Described ejecting mechanism also has:
Compression helical spring, it is held in described housing, exerts a force to the direction of being discharged by described first card to described slide unit; And
Guide rod, the cam path of one end and described heart shaped links, and the other end is rotatably supported in the side of described housing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012235049A JP5952162B2 (en) | 2012-10-24 | 2012-10-24 | Card connector |
| JP2012-235049 | 2012-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103779730A CN103779730A (en) | 2014-05-07 |
| CN103779730B true CN103779730B (en) | 2016-01-13 |
Family
ID=50571712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310493514.0A Expired - Fee Related CN103779730B (en) | 2012-10-24 | 2013-10-21 | Card connector |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5952162B2 (en) |
| CN (1) | CN103779730B (en) |
| TW (1) | TWI485929B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7078984B2 (en) * | 2018-05-22 | 2022-06-01 | 日本圧着端子製造株式会社 | Card connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002367720A (en) * | 2001-06-08 | 2002-12-20 | Hirose Electric Co Ltd | Card connector |
| CN1505216A (en) * | 2002-12-03 | 2004-06-16 | 阿尔卑斯电气株式会社 | Card connector |
| JP2004206963A (en) * | 2002-12-24 | 2004-07-22 | Yamaichi Electronics Co Ltd | Card connector |
| CN1832265A (en) * | 2005-03-11 | 2006-09-13 | 阿尔卑斯电气株式会社 | Connector apparatus using for card |
| US7455555B1 (en) * | 2007-12-28 | 2008-11-25 | Tai-Sol Electronics Co., Ltd. | All-in-one card connector preventing card from erroneous insertion therein and allowing insertion of card once only |
| JP2012174644A (en) * | 2011-02-24 | 2012-09-10 | Yamaichi Electronics Co Ltd | Card connector |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3827584B2 (en) * | 2002-02-04 | 2006-09-27 | アルプス電気株式会社 | Card connector device |
| JP2003243092A (en) * | 2002-02-18 | 2003-08-29 | Matsushita Electric Works Ltd | Socket for memory card |
| US7293708B2 (en) * | 2002-04-30 | 2007-11-13 | Molex Incorporated | Memory card connector with protection against erroneous card insertion |
| JP4049625B2 (en) * | 2002-06-28 | 2008-02-20 | モレックス インコーポレーテッド | Card connector |
| JP4307419B2 (en) * | 2005-07-04 | 2009-08-05 | ヒロセ電機株式会社 | Card connector |
| JP5027622B2 (en) * | 2007-11-12 | 2012-09-19 | パナソニック株式会社 | Memory card socket |
| JP5362396B2 (en) * | 2009-03-10 | 2013-12-11 | アルプス電気株式会社 | Card connector |
| JP5030005B2 (en) * | 2010-08-20 | 2012-09-19 | Ｓｍｋ株式会社 | Card connector |
-
2012
- 2012-10-24 JP JP2012235049A patent/JP5952162B2/en not_active Expired - Fee Related
-
2013
- 2013-10-17 TW TW102137475A patent/TWI485929B/en not_active IP Right Cessation
- 2013-10-21 CN CN201310493514.0A patent/CN103779730B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002367720A (en) * | 2001-06-08 | 2002-12-20 | Hirose Electric Co Ltd | Card connector |
| CN1505216A (en) * | 2002-12-03 | 2004-06-16 | 阿尔卑斯电气株式会社 | Card connector |
| JP2004206963A (en) * | 2002-12-24 | 2004-07-22 | Yamaichi Electronics Co Ltd | Card connector |
| CN1832265A (en) * | 2005-03-11 | 2006-09-13 | 阿尔卑斯电气株式会社 | Connector apparatus using for card |
| US7455555B1 (en) * | 2007-12-28 | 2008-11-25 | Tai-Sol Electronics Co., Ltd. | All-in-one card connector preventing card from erroneous insertion therein and allowing insertion of card once only |
| JP2012174644A (en) * | 2011-02-24 | 2012-09-10 | Yamaichi Electronics Co Ltd | Card connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103779730A (en) | 2014-05-07 |
| JP5952162B2 (en) | 2016-07-13 |
| JP2014086320A (en) | 2014-05-12 |
| TW201424133A (en) | 2014-06-16 |
| TWI485929B (en) | 2015-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7033221B2 (en) | Connector for high capacity smart cards | |
| US7794232B2 (en) | Card connector and electronic device | |
| US7381094B2 (en) | Card connector | |
| CN100573562C (en) | Card connector | |
| US7118420B1 (en) | Dual-slot card connector capable of avoiding erroneous insertion of two cards at once | |
| CN101242052B (en) | Connector for card | |
| JP4623753B2 (en) | Memory card connector | |
| CN101662085A (en) | Memory card connector | |
| CN101242051B (en) | Connector for card | |
| CN100490255C (en) | Memory card connector | |
| KR101035466B1 (en) | Connector for memory card | |
| CN101447612B (en) | Memory card connector | |
| CN103531970A (en) | Card connector | |
| CN100530829C (en) | Memory card connector | |
| CN103779730B (en) | Card connector | |
| KR101724335B1 (en) | Connector and detection switch | |
| CN102437465B (en) | Card connector | |
| JP4582214B2 (en) | connector | |
| CN1947129A (en) | Low profile memory card connector | |
| CN102403608B (en) | Connector for memory card | |
| US20040050938A1 (en) | Card connector | |
| CN102738644B (en) | The card connector of bracket type | |
| CN102403588B (en) | Connector for clamp | |
| CN101728674A (en) | card connector | |
| JP4630493B2 (en) | Card connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20191021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |