CN101958488A - Card connector - Google Patents

Card connector Download PDF

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Publication number
CN101958488A
CN101958488A CN2010102365789A CN201010236578A CN101958488A CN 101958488 A CN101958488 A CN 101958488A CN 2010102365789 A CN2010102365789 A CN 2010102365789A CN 201010236578 A CN201010236578 A CN 201010236578A CN 101958488 A CN101958488 A CN 101958488A
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CN
China
Prior art keywords
cam
push pedal
framework
push rod
card
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.)
Pending
Application number
CN2010102365789A
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Chinese (zh)
Inventor
山口胜美
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tyco Electronics Japan GK
TE Connectivity Corp
Original Assignee
Tyco Electronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tyco Electronics Corp filed Critical Tyco Electronics Corp
Publication of CN101958488A publication Critical patent/CN101958488A/en
Pending legal-status Critical Current

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  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

The present invention relates to a kind of card connector, particularly, provide a kind of and have that number of components is few, assembling operation easily, the cam part difficult drop-off, can carry out the card connector of the drawing-out mechanism of cam engaging reliably.The drawing-out mechanism of card connector has push rod (50), cam formation portion (70), push pedal (60) and elastomeric element (80), push rod (50) can be provided with movably with respect to framework (20), and be sticked in cursor, cam formation portion (70) is formed on framework (20) and the push rod (50), push pedal (60) is rotated and is propped up on the exit button (90) that can be provided with movably with respect to framework (20) by axle freely, and carry out cam with cam formation portion (70) and engage, elastomeric element (80) makes the opposite direction of press direction of push pedal (60) trend and exit button (90).

Description

Card connector
Technical field
The present invention relates to have the card connector of drawing-out mechanism.
Background technology
All the time, as the card connector of the card of plug storage card etc. in connector, developed a kind of card connector with the drawing-out mechanism that can carry out so-called suppressing (pop-push) effect.This card connector has adopted and will block when inserting in the connector and will block when inserting in the connector, and operating portion is outstanding, and only when the card discharge that will insert in the connector, the mechanism that operating portion is given prominence to.
As card connector with this drawing-out mechanism, the card connector shown in for example known Figure 10 and Figure 11 (referenced patent file 1).
This card connector 101 has possessed framework 110, drawing-out mechanism 120 and has withdrawed from bar 130, the mode guide card C of framework 110 plugging, and drawing-out mechanism 120 is arranged on a side of framework 110, withdraws from bar 130 the card C that is inserted is discharged.Withdraw from bar 130 and be subjected to rotating, the card C that is inserted is discharged from the pushing force of the push rod of drawing-out mechanism 120.
At this, push rod has the 1st bar 121 and the 2nd bar 122, the 1 bars 121 and is subjected to pushing force from the operator, and the 2nd bar 122 is passed to this pushing force and withdraws from bar 130.Top at 1st bar 121 relative with the 2nd bar 122 is provided with the cam part 150 that engages with the guiding groove 141 that is formed at guided plate 140.In addition, when discharging card C, the 1st bar 121 and the 2nd bar 122 are got in touch via cam part 150.
By this way, in card connector 101, constituted by the 1st bar 121 and the 2nd bar 122 and to have driven the push rod that withdraws from bar 130 that is used to discharge card C.In addition, in card connector 101, via cam part 150 two bars 121,122 are moved, the guided plate 140 with guiding groove 141 that cam part 150 engaged forms tabular.So, can dwindle the width dimensions of card connector 101, can make the integral miniaturization of card connector 101.
Patent document 1: TOHKEMY 2002-324623 communique
Patent document 2: TOHKEMY 2005-11574 communique
Summary of the invention
But, in Figure 10 and card connector 101 shown in Figure 11, exist following problem.
That is, the assembling operation of cam part 150 being installed to card connector 101 is not easy.Particularly, owing to spring members 153 must be hung over the hook portion 151 of cam part 150, the holding section 152 that makes cam part 150 is fastened on guiding groove 141 from the inboard of guided plate 140, thereby number of components is many, and assembling operation is not easy.And, because cam part 150 shakes, thereby existing cam part 150 and come off from the 1st bar 121 easily, cam engages insecure situation.
As the card connector that possesses the drawing-out mechanism that does not need such cam part, exist patent document 2 disclosed card connectors (with reference to Figure 12).In this card connector, the 1st bar has operating portion at one end and has the engaging arm at other end place, and when the 1st rod lock, the convergent face 229a of retainer 229 makes the engaging arm 253 of the 1st bar be bent to the outside with respect to the side wall portion 222 of framework 220.That is, in this card connector, drawing-out mechanism has adopted the elastic force of utilizing engaging arm 253 self and the mechanism that engaging arm 253 broad wayss are moved.So, in patent document 2 disclosed card connectors,, must make engaging arm 253 with high accuracy in order to obtain necessary load.In addition, the coating member (not shown) is essential, thereby number of components is many.
Therefore, the present invention is in view of the above problems and proposes that its purpose is, a kind of card connector is provided, this card connector has that number of components is few, assembling operation easily, cam part difficult drop-off, the drawing-out mechanism that can carry out the cam engaging reliably.
In order to address the above problem, the card connector of the claim 1 among the present invention possesses housing, framework, cursor and drawing-out mechanism, the housing holding contact, framework is installed on this housing and can plugs the ground guide card, cursor can be configured on the above-mentioned housing rotationally and above-mentioned card be discharged to extracting direction by rotation, drawing-out mechanism is arranged on a side of said frame and above-mentioned cursor is rotated, this drawing-out mechanism has push rod, cam formation portion, push pedal and elastomeric element, push rod can be set up movably with respect to said frame, and be sticked in above-mentioned cursor, cam formation portion is formed on said frame and the push rod, push pedal is rotated and is propped up on the operating portion that can be provided with movably with respect to said frame by axle freely, and carry out cam with above-mentioned cam formation portion and engage, elastomeric element makes the above-mentioned push pedal trend direction opposite with the press direction of aforesaid operations portion.
According to this card connector, constitute portion, constitute portion with this cam and carry out push pedal and elastomeric element that cam engages and constituted drawing-out mechanism by cam, so number of components is few, assembling operation is easy.In addition,, thereby be sticked in the cam part difficult drop-off of cam formation portion because push rod and push pedal are formation that can be mobile with respect to framework, can the cam engaging reliable.
In addition, the card connector of the claim 2 among the present invention is characterised in that, in the card connector of claim 1, above-mentioned cam formation portion has: the 1st cam part is formed on the said frame; By abutting part, by being contained in, above-mentioned card making above-mentioned push rod be positioned under the initial condition of initial position in the said frame, by pushing aforesaid operations portion to press direction, feasible the 1st abutting part that is connected to the front end that is formed on above-mentioned push pedal by abutting part; The 1st cam surface, under the above-mentioned push rod that moves to mobile limit positions makes the state that above-mentioned cursor rotates, elastic force by above-mentioned elastomeric element is sticked in the 2nd cam part that is arranged in the above-mentioned push pedal, above-mentioned push pedal is rotated to a direction, and make the 3rd cam part that is arranged in the above-mentioned push pedal be sticked in the 1st cam part; The 2nd cam surface, by being contained in the said frame, above-mentioned card above-mentioned push rod is moved under the state of above-mentioned initial position from above-mentioned mobile limit positions via above-mentioned cursor, by pushing aforesaid operations portion to above-mentioned press direction, make above-mentioned push pedal rotate, and remove the engaging of the 3rd cam part and the 1st cam part to another direction; The 3rd cam surface is formed by abutting part with above-mentioned, and the elastic force by above-mentioned elastomeric element makes above-mentioned push pedal move to the 2nd cam part and is limited to above-mentioned initial position at the 1st cam surface.
In addition, the card connector of the claim 3 among the present invention is characterised in that in the card connector of claim 1 or 2, said frame, above-mentioned push rod and above-mentioned push pedal are formed by metallic plate.
According to card connector of the present invention, can provide a kind of and have that number of components is few, assembling operation easily, the cam part difficult drop-off, can carry out the card connector of the drawing-out mechanism of cam engaging reliably.
Description of drawings
Fig. 1 has shown card connector of the present invention, and Fig. 1 (A) is a rearview, and Fig. 1 (B) is a plane graph, and Fig. 1 (C) is a front view.
Fig. 2 has shown the assembled state of framework and drawing-out mechanism, and Fig. 2 (A) is a plane graph, and Fig. 2 (B) is a front view, and Fig. 2 (C) is a left side view.
Fig. 3 has shown framework, and Fig. 3 (A) is a plane graph, and Fig. 3 (B) is a front view, and Fig. 3 (C) is a left side view.
Fig. 4 has shown exit button, and Fig. 4 (A) is a left side view, and Fig. 4 (B) is a plane graph.
Fig. 5 has shown push rod, and Fig. 5 (A) is a plane graph, and Fig. 5 (B) is a left side view.
Fig. 6 has shown push pedal, and Fig. 6 (A) is a plane graph, and Fig. 6 (B) is a left side view.
Fig. 7 has shown the action of drawing-out mechanism, and Fig. 7 (A) is the initial condition after card inserts, and Fig. 7 (B) is the state of discharging card, and Fig. 7 (C) is the state after card is discharged, and Fig. 7 (D)~Fig. 7 (F) has shown the lock-out state of push pedal.
Fig. 8 has shown the action of drawing-out mechanism, and Fig. 8 (A) and Fig. 8 (B) are the states after card inserts, and the state when Fig. 8 (C)~Fig. 8 (E) is the latch-release of push pedal, Fig. 8 (F) have shown the locking of removing push pedal and towards the state of initial position.
Fig. 9 has shown the action of drawing-out mechanism, and Fig. 9 (A)~Fig. 9 (E) removes the locking of push pedal and towards the state of initial position, and Fig. 9 (F) has shown that push pedal returns initial position and the outstanding state of exit button.
Figure 10 is the stereogram with existing card connector of drawing-out mechanism.
Figure 11 has shown the major part of the drawing-out mechanism of card connector shown in Figure 10, and Figure 11 (A) is a plane graph, and Figure 11 (B) is an end view.
Figure 12 has shown the major part of the drawing-out mechanism of existing card connector, and Figure 12 (A) is a plane graph, and Figure 12 (B) is a left side view.
List of parts
1 card connector
10 housings
13 contacts
20 frameworks
22a window portion
22b the 1st cam part
30 cursors
40 drawing-out mechanisms
50 push rods
51 bodies
52 window portions
53 by abutting part
54 the 1st cam surfaces
55 the 2nd cam surfaces
56 the 3rd cam surfaces
60 push pedals
61 bodies
62 abutting parts
63 the 2nd cam part
64 the 3rd cam part
70 cam formation portions
80 extension springs (elastomeric element)
90 exit buttons (operating portion)
The C card
Embodiment
Next, with reference to the accompanying drawings, describe for embodiments of the present invention.
As shown in Figure 1, card connector 1 possesses housing 10, framework 20, cursor 30 and drawing-out mechanism 40.
The housing 10 roughly rectangular shape body that (left and right directions among Fig. 1 (B)) extends by along its length constitutes, and the resin by the shaping insulating properties forms.At the length direction two ends of housing 10, be provided with the substrate that is used to be mounted on the circuit substrate (not shown) and mount portion 11.Mount portion 11 at each substrate, be formed with the through hole 12 that screw is used is installed.And,, alongst maintain a plurality of contacts 13 at housing 10.Form each contact 13 by metallic plate being carried out stamping-out and bending machining.In addition, each contact 13 is welded on the circuit substrate, and, the contact (not shown) in the card C of the chimeric storage card that is contacted with insertion card connector 1 etc.
Framework 20 possesses rectangular-shaped flat part 21 and is bent to 1 oppose side wall portion 22 of below from the Width two ends (the left and right directions two ends Fig. 1 (B)) of flat part 21, and, by metallic plate being carried out stamping-out and bending machining forms framework 20.Because framework 20 is formed by metallic plate, thereby can be under the state of maintenance intensity, the size of dwindling the Width of card connector 1.Front part (upper portion among Fig. 1 (B)) at the Width two ends of flat part 21, the fixed part 23 that is pressed into the length direction both ends of being fixed in housing 10 is bent to the below and forms.In addition, at the back quadrate part of each side wall portion 22, the portion that mounts 24 that mounts on circuit substrate (with reference to figure 2 (B)) bends to the inside and forms.And, at the Width two ends of flat part 21 and in the inboard of side wall portion 22, be formed with a plurality of guiding teats 25 that project to the below from flat part 21.Each guides teat 25 to be attached to the upper end of side wall portion 22 by plate 28.In addition, a plurality of kinks 26 bend and form from the lower end of each side wall portion 22.When plug-in card C, limited the moving of above-below direction of card C by guiding teat 25 and kink 26.And, the moving of left and right directions (length direction of housing 10) of having limited card C by 1 oppose side wall portion 22, thereby with mode channeling conduct that can plug-in card C.In addition, at the back quadrate part of each side wall portion 22, the ground strip (not shown) that contacts with the sidepiece of the card C that is inserted forms towards interior lateral buckling.At the middle body of side wall portion 22, stamping-out has formed the 22a of window portion, and this window portion has the 1st cam part 22b and the 4th cam part 22c that move of restriction push pedal 60.The 1st cam part 22b be arranged on the 22a of window portion above, become and project to the below and towards the hook shape in the place ahead.The 4th cam part 22c is formed obliquely towards the rear from the top of the 22a of window portion.In addition, in the upper end of the rear side of side wall portion 22, the extension that tangles a hook portion of extension spring (elastomeric element) 80 ends the 22d of portion and forms towards outer lateral buckling.In addition, at the upper and lower side of the front side of side wall portion 22 and the upper and lower side of middle body, be provided with a plurality of claw 22e, this claw engages with the slot part 58 that is located at push rod 50 (with reference to figure 5).
Cursor 30 is configured in the housing 10 rotationally.The end of cursor 30 in housing 10 inside possesses the card holding section (not shown) that engages with the card C that is inserted, and the other end in the outside of housing 10 possesses the bar holding section 31 that engages with the leading section 51a of push rod 50 described later.Cursor 30 is discharged the card C that is inserted by rotation to extracting direction (the following direction among Fig. 1 (B)).
Drawing-out mechanism 40 has push rod 50, be formed on cam formation portion 70 on framework 20 and the push rod 50, carry out push pedal 60 and the elastomeric element 80 that cam engages with cam formation portion 70.Drawing-out mechanism 40 is arranged on the side wall portion 22 (for example, with reference to figure 2) of framework 20.Elastomeric element 80 makes the push pedal 60 trends direction opposite with the press direction of operating portion 90.Drawing-out mechanism 40 is provided in the inboard of a side wall portion 22 of framework 20 with push pedal 60 and the overlapping successively mode of push rod 50.Particularly, the push rod 50 that engages movably with respect to framework 20 and along fore-and-aft direction sets in the mode of the inboard of a side wall portion 22 being overlapped in framework 20.And push pedal 60 is provided with the sidewall 22 that is sandwiched in framework 20 and the mode between the push rod 50.Push pedal 60 is rotated and is propped up on the exit button (operating portion) 90 that is provided with movably along fore-and-aft direction with respect to framework 20 by axle freely, thereby can move along fore-and-aft direction between framework 20 and push rod 50.
At this, as shown in Figure 4, exit button 90 has the body 91 of rectangular shape and at the slot part 92 of the leading section opening of this body 91.This slot part 92 is communicated to the rectangular-shaped recess 93 than littler ground of the size opening of its above-below direction.The upper surface of side wall portion 22 and lower surface are sticked in slot part 92 movably.The fastener 29 that forms by the rearward end bending at side wall portion 22 blocks the rear end face that ends at recess 93, thereby restriction exit button 90 is with respect to a side of the moving range of framework 20.In the place ahead of recess 93, be provided with the axial region 94 that is used for an axle push pedal 60.
As shown in Figure 5, push rod 50 has the upwardly extending body 51 along side wall portion 22 and in front and back, and, by metallic plate being carried out stamping-out and bending process forms push rod 50.Push rod 50 is formed by metallic plate, thereby can be under the state that keeps intensity, and the size of dwindling the Width of cam formation portion also can be dwindled the width dimensions of card connector 1.Leading section 51a is sticked in the holding section 31 of cursor 30.In addition, at body 51 places, contrast in position and the number of each claw 22e with being arranged on side wall portion 22 and being bent to the slot part 58 that inboard a plurality of claw 22e (with reference to figure 3 (C)) engages, for example front and the rear end side at body 51 forms up and down respectively 1 pair.Each claw 22e is inserted each slot part 58 from the expansion section 58a of each slot part 58, relatively moves towards the place ahead by making push rod 50, thus make push rod 50 relatively framework 20 (side wall portion 22) come off, can move along fore-and-aft direction.In the rear end of body 51, be formed with the window portion 52 that stamping-out body 51 forms.In window portion 52, be formed with by abutting part the 53, the 1st cam surface the 54, the 2nd cam surface 55 and the 3rd cam surface 56, projected to the top below by abutting part 53, below the 1st cam surface 54 connects with the inclined-plane and back, above the 2nd cam surface 55 connects with the inclined-plane and front, the 3rd cam surface 56 is by the chamfered portion in the place ahead of abutting part 53.
As shown in Figure 6, push pedal 60 have along framework 20 side wall portion 22 (with reference to figure 2 (C)) and in front and back upwardly extending body 61, and, by metallic plate being carried out stamping-out and bending machining forms push pedal 60.Push pedal 60 is formed by metallic plate, thereby can be under the state that keeps intensity, and the size of dwindling the Width of cam formation portion 70 also can be dwindled the width dimensions of card connector 1.In the rear end of body 61, be formed with axis hole 66, this axis hole is propped up axial region 94 places that are being formed at exit button 90 by axle.In addition, at the front end of body 61, formed towards interior lateral buckling respectively by abutting part the 62, the 2nd cam part 63 and the 3rd cam part 64 of the window portion 52 restriction moving directions of the 22a of window portion of framework 20 and push rod 50.The protrusion tab that will project to the place ahead shown in Fig. 6 (A) forms abutting part 62 towards interior lateral buckling.The protrusion tab that projects to the below of retreading is formed the 2nd cam part 63 towards outer lateral buckling.The protrusion tab that projects to the top is formed the 3rd cam part 64 towards interior lateral buckling.So, in card connector 1, engage because abutting part the 62, the 2nd cam part 63 that is bent to form and the 3rd cam part 64 are carried out cam with cam formation portion 70, even thereby a little wearing and tearing are arranged, can not cause yet move bad.And, in the lower end of the front side of body 61, to hang and end portion 65 and form towards outer lateral buckling, this extensions portion of ending tangles and makes push pedal 60 tend to another hook portion of the extension spring (elastomeric element) 80 (with reference to figure 2 (C)) at rears.That is, the extension that the extension that two hook portions of extension spring 80 are installed in framework 20 respectively ends 22d of portion and push pedal 60 ends portion 65 places, and, make the push pedal 60 trend rears of moving with respect to side wall portion 22 via exit button 90.In addition, end the substantial middle place that the 22d of portion is arranged on the rear side of side wall portion 22, and extension ends portion 65 and is arranged on the front side of push pedal 60, thereby has given above-mentioned trend power, makes push pedal 60 rotate to a direction according to its posture owing to hang.
Like this, constitute cam formation portion 70 the 1st cam part 22b, be arranged on framework 20 and can be with respect to framework 20 and on the push rod 50 that moves by abutting part the 53, the 1st cam surface the 54, the 2nd cam surface 55 and the 3rd cam surface 56.So, in the action of drawing-out mechanism 40, there is not the action of the Width of cam formation portion 70, with the cam part difficult drop-off that cam formation portion 70 engages, can make the cam engaging reliable.
After each parts that will constitute this drawing-out mechanism 40 as illustrated in fig. 2 are installed on framework 20,, this assembly finishes card connector 1 by being installed on housing 10.
Next, with reference to figure 7~Fig. 9, effect of the present invention is described.In addition, in the following description, describe for window portion 52, the push pedal 60 of the 22a of window portion of framework 20, push rod 50 and the action that is arranged on the cam formation portion 70 on these parts.In addition, in Fig. 7~Fig. 9, some Z hangs the position of ending the 22d of portion, the direction of the trend power of line d demonstration elastomeric element 80 or the axis of elastomeric element 80.
Shown in Fig. 7 (A), at first, be housed under the state in the framework 20 (below, be called initial condition) will blocking C, the leading section 51a of push rod 50 is positioned at initial position X.At this moment, the 2nd cam part 63 of push pedal 60 is limited to the 1st cam surface 54.In addition, exit button 90 is outstanding from the rearward end of framework 20.
Then, shown in Fig. 7 (B), by to press direction (the place ahead) pushing exit button 90, the abutting part 62 of push pedal 60 be connected to push rod 50 by abutting part 53, push rod 50 is forwards moved.Shown in Fig. 7 (C), leading section 51a is rotated cursor 30 by the push rod 50 that abutting part 62 moves to mobile limit positions Y, thereby the discharge that blocks C.Under this discharge state, the trend masterpiece of elastomeric element 80 is used for push pedal 60, the direction that rotating to be of axis hole 66 is rotated counterclockwise.This is because in Fig. 7 (A) and Fig. 7 (B), the axis d of elastomeric element 80 more is positioned at downside than the center of the axis hole 66 of push pedal 60, thereby the trend power of elastomeric element 80 makes push pedal 60 be rotated counterclockwise.
Then, if decontrol hand (removing trend power) from the state that is pushing away exit button 90 always, then shown in Fig. 7 (D), push pedal 60 is moved to the rear by the trend power of elastomeric element 80.At this moment, the 2nd cam part 63 is sticked in the 1st cam surface 54, and the 2nd cam part 63 is moved upward, thereby the power that applies on the direction of rotation of push pedal 60 is transformed into the direction that turns clockwise from the direction that is rotated counterclockwise.And, be sticked in the 1st cam part 22b of side wall portion 22 by the 3rd cam part 64 of the push pedal 60 of the 1st cam surface 54 guiding.Shown in Fig. 7 (E), the push pedal 60 that tends to the rear because of elastomeric element 80 is ended by the 1st cam part 22b and the 1st cam surface 54 cards.The state of the push pedal 60 of this moment is called as lock-out state.
Shown in Fig. 7 (F), under lock-out state, the axis d of elastomeric element 80 more is positioned at upside than the center of the axis hole 66 of push pedal 60, thereby applies the power of rotating along the direction that turns clockwise by the trend power of elastomeric element 80 in push pedal 60.Therefore, even pushing away exit button 90, exit button 90 and push pedal 60 also only move back and forth along the 22a of window portion.
Under the lock-out state of discharging card, then, insert framework 20 if will block, then shown in Fig. 8 (A) and Fig. 8 (B), the rotation of cursor 30 makes push rod 50 move to the rear.At this moment, preestablished the push rod 50 that moves to the rear by the height of abutting part 53, make that moving not the 2nd cam part 63 that is sticked in the push pedal 60 of the 1st cam part 22b by the 3rd cam part 64 hinders.In addition, move to the rear by push rod 50, the 2nd cam surface 55 is overlapped in the 22a of window portion.
Under this state, if exit button 90 is pushed into the place ahead, then shown in Fig. 8 (C) and Fig. 8 (D), abutting part 62 is sticked in the 2nd cam surface 55, Yi Bian push pedal 60 is pushed to the place ahead, the direction that an edge is rotated counterclockwise is rotated.
Then, by continuing that exit button 90 is pushed into the place ahead, then shown in Fig. 8 (E), the power of rotation direction changes towards the direction that is rotated counterclockwise from the direction that turns clockwise, and the 2nd cam part 63 is connected to window portion 52.
Then, if remove the trend power towards the place ahead to exit button 90, then shown in Fig. 8 (F), the trend power of elastomeric element 80 makes the 2nd cam part 63 move along window portion 52, and push pedal 60 moves to the rear.
And shown in Fig. 9 (A), the 2nd cam part 63 engages with the 3rd cam surface 56, and the direction that push pedal 60 1 edges turn clockwise is rotated, Yi Bian move to the rear.
Then, when the trend power of elastomeric element 80 made that push pedal 60 is moved further to the rear, shown in Fig. 9 (B), the power of the rotation direction of push pedal 60 was varied to the direction that turns clockwise from the direction that is rotated counterclockwise.If the rotation direction of push pedal 60 changes, then shown in Fig. 9 (C), the 3rd cam part 64 be connected to the 22a of window portion above.
Next, the 3rd cam part 64 on be sticked in the 22a of window portion after, be sticked in the 4th cam part 22c, simultaneously, push pedal 60 is back to drain position.When this engaged, the power of the rotation direction of push pedal 60 changed towards the direction that is rotated counterclockwise from the direction that turns clockwise.So, be sticked in the 1st cam surface 54 by the 2nd cam part 63, thereby push pedal 60 is remained on drain position, finish snap action.
As discussed above, constitute portion 70, constitute portion 70 with this cam and carry out push pedal 60, elastomeric element 80 that cam engages and constituted drawing-out mechanism 40 by cam, thereby the number of components of card connector 1 is few, assembling operation is easy.In addition, when discharging card C, forwards move, thereby make push pedal 60 be sticked in the 1st cam surface 54 and the 1st cam part 22b and become lock-out state by making push rod 50.In addition, when inserting card C, rearward move, thereby make push pedal 60 be sticked in the 2nd cam surface 55 and unlock from the 1st cam part 22b by push rod 50.That is,, thereby be sticked in the cam part difficult drop-off of cam formation portion 70, can make the cam engaging reliable owing to push rod 50 and push pedal 60 formation for moving with respect to framework 20.
And because this drawing-out mechanism 40 does not need the existing cam part that shakes as shown in figure 10, thereby makes easily, and its assembling operation is also easy.
In addition,, thereby there be not the moving of Width of drawing-out mechanism 40, can dwindle the width dimensions of drawing-out mechanism 40 because drawing-out mechanism 40 adopts so-called heart-shaped cam structure.
More than, though describe for embodiments of the present invention, the present invention is not limited thereto, and can carry out various changes and improvement.For example, framework 20, push pedal 60 and push rod 50 can not be metallic also, but resin system.

Claims (3)

1. card connector, possess housing, framework, cursor and drawing-out mechanism, described housing holding contact, described framework is installed on this housing and can plugs the ground guide card, described cursor can be configured on the described housing rotationally and described card be discharged to extracting direction by rotation, described drawing-out mechanism is arranged on a side of described framework and described cursor is rotated
Described drawing-out mechanism has:
Push rod can be provided with movably with respect to described framework, and is sticked in described cursor;
Cam formation portion is formed on described framework and the push rod;
Push pedal is rotated and to be propped up on the operating portion that can be provided with movably with respect to described framework by axle freely, and carries out cam with described cam formation portion and engage; And
Elastomeric element makes the described push pedal trend direction opposite with the press direction of described operating portion.
2. card connector according to claim 1 is characterized in that, described cam formation portion has:
The 1st cam part is formed on the described framework;
By abutting part, by being contained in, described card making described push rod be positioned under the initial condition of initial position in the described framework, by push described operating portion to press direction, make described the 1st abutting part that is connected to the front end that is formed on described push pedal by abutting part;
The 1st cam surface, make at the described push rod that moves to mobile limit positions under the state of described cursor rotation, elastic force by described elastomeric element is sticked in the 2nd cam part that is arranged in the described push pedal, described push pedal is rotated to a direction, and make the 3rd cam part that is arranged in the described push pedal be sticked in the 1st cam part;
The 2nd cam surface, by described card being contained in the described framework and described push rod is moved under the state of described initial position from described mobile limit positions via described cursor, by pushing described operating portion to described press direction, make described push pedal rotate, and remove the engaging of the 3rd cam part and the 1st cam part to another direction; And
The 3rd cam surface is formed by abutting part with described, and the elastic force by described elastomeric element makes described push pedal move to the described initial position that the 2nd cam part is limited to the 1st cam surface.
3. card connector according to claim 1 and 2 is characterized in that, described framework, described push rod and described push pedal are formed by metallic plate.
CN2010102365789A 2009-07-17 2010-07-16 Card connector Pending CN101958488A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009168849A JP2011023280A (en) 2009-07-17 2009-07-17 Card connector
JP2009-168849 2009-07-17

Publications (1)

Publication Number Publication Date
CN101958488A true CN101958488A (en) 2011-01-26

Family

ID=43485686

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102365789A Pending CN101958488A (en) 2009-07-17 2010-07-16 Card connector

Country Status (3)

Country Link
JP (1) JP2011023280A (en)
CN (1) CN101958488A (en)
TW (1) TWM395925U (en)

Also Published As

Publication number Publication date
JP2011023280A (en) 2011-02-03
TWM395925U (en) 2011-01-01

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Application publication date: 20110126