CN201041832Y

CN201041832Y - Electronic card connector

Info

Publication number: CN201041832Y
Application number: CNU200720033534XU
Authority: CN
Inventors: 萧学隆
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2007-01-12
Filing date: 2007-01-12
Publication date: 2008-03-26
Anticipated expiration: 2017-01-12

Abstract

An electronic-card connector comprises an insulation body, a plurality of conductive terminators that are accommodated inside the insulation body, a shielding shell covering the insulation body and a card-withdrawing mechanism; wherein, the card-withdrawing mechanism comprises a sliding block; a locking mechanism is arranged at one side of the sliding block which is close to an electronic-card accommodation space,; the locking mechanism comprises a locking block; the front and the rear sides of the locking block are connected to the sliding block through a spring arm; moreover, the spring arm on two sides of the locking block is distributed in a shape of the stage.

Description

Electronic card coupler

[technical field]

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

[background technology]

Usually electronic equipments such as digital camera and PDA all need dispose the electronic cards that is used to realize memory function, and these electronic cards need could realize electrically connecting by corresponding electronic card coupler with corresponding electronic device.The terminal that electronic card coupler the earliest only comprises insulating body and is used for electrically contacting with the respective electrical subcard, electronic cards partly are exposed to make things convenient for the user directly with hand it to be extracted in use.And employed in the market electronic card coupler can be provided with trip mechanism usually; in the time of need moving back card; inwardly promoting electronic cards once more can eject electronic cards, and the portions of electronics card connector also can be furnished with locker, is used for avoiding electronic cards directly being extracted under user mode by mistake.

Announce the 6th, 899 as United States Patent (USP), disclose a kind of electronic card coupler No. 555, it is provided with the trip mechanism that electronic cards is had the snap close function, and it comprises a sliding shoe, and sliding shoe is provided with a latching device.This latching device comprises operation strip and the metal clips that separately forms, and this operation strip is provided with a projection, and this projection is inserted the card in the receiving space and is limited in the card recess, and then can hold this card.

Yet this type electronic card coupler need be established a metal clips in addition and realize its half snap close function, so, cause production cost higher, assembling process is loaded down with trivial details.

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

[utility model content]

The purpose of this utility model is to provide a kind of electronic card coupler with locker, and this locker intensity is stronger and simple in structure.

The purpose of this utility model is achieved through the following technical solutions: a kind of electronic card coupler, it comprises: insulating body, be contained in plurality of conductive terminals, the shielding casing that covers insulating body and trip mechanism in the insulating body, above-mentioned trip mechanism comprises a sliding shoe, it is provided with a latching device near electronic cards receiving space one side, this latching device comprises a snap close piece, both sides are connected to sliding shoe by elastic arm before and after this snap close piece, and the both sides elastic arm is step-like distribution.

Compared with prior art, all resilient elastic arm design in the snap close piece both sides of electronic card coupler of the present utility model, thus make the intensity of this snap close piece stronger, latching device is integrally formed, also can reduce manufacturing cost and simplify assembling procedure.

[description of drawings]

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

Fig. 2 is the three-dimensional exploded view of the utility model electronic card coupler.

Fig. 3 is the partial top view of the latching device non-locking of the utility model electronic card coupler.

Fig. 4 is the partial top view in latching device when locking of the utility model electronic card coupler.

Fig. 5 is the stereogram of the utility model electronic cards.

[embodiment]

See also Figure 1 and Figure 2, the utility model electronic card coupler 100, be used to accommodate electronic cards 50, it comprises insulating body 1, somely be contained in conducting terminal 3 in the insulating body 1, be shielded in shielding casing 2 on the insulating body 1, be installed on the trip mechanism 4 of insulating body 1 an inner side and the electronic cards receiving space 10 that is formed jointly by shielding casing 2 and insulating body 1.Described electronic cards 50 front ends are provided with a groove 502 and are positioned at the recess 501 of electronic cards one side.

See also shown in Figure 2ly, insulating body 1 roughly is " U " shape, the left and right sides sidewall 18 that it comprises the diapire 11 of one " U " shape, is provided with interconnective antetheca 12 and is positioned at diapire 11 both sides along diapire 11 front ends.Antetheca 12 is provided with plurality of terminals accepting groove 13, and it forms a retaining wall 121 near left side wall 18 places, forms a spacing space 122 between this retaining wall 121 and the adjacent left side wall 18, and antetheca 12 further is provided with one and extends rearwardly into the interior guide posts 16 in spacing space 122.Insulating body 1 be provided with one by diapire 11 near left side walls 18 and away from the upwardly extending boss 19 of antetheca 12 1 ends, these boss 19 front ends are provided with a holding slot 190, boss 19 upper surfaces also are provided with half hole 192.Diapire 11 rear ends also are provided with the through hole 14 of conducting terminal 3 equal number up/down perforations and are positioned at some positive stops 141 of through hole 14 rear ends, described positive stop 141 front ends are conducting terminal 3, borrow the guide function of positive stop 141 to prevent electronic cards 50 damage conducting terminal 3 when inserting.Contiguous retaining wall 121 places of antetheca 12 and extend into receiving space 10 and be provided with a raised line 15, this raised line 15 can match with the groove 502 of electronic cards 50 front ends, can prevent whereby electronic cards 50 misplug into.Diapire 11 is provided with a convex guide rail 17 in spacing space 122.Sidewall 18 outsides are provided with some buttons and hold piece 181.Antetheca about 12 two inboards, boss 19 right surfaces and right side wall 18 inboard front ends are respectively equipped with holding surface 124.

Each conducting terminal 3 comprises a contact site 31, the connecting portion 32 that extends forward from contact site 31 and the weld part 33 that conducting terminal 3 is soldered to circuit board (not shown).Described conducting terminal 3 one ends are contained in accepting groove 13, and contact site 31 extends and be positioned at the top of through hole 14 to receiving space 10, and when electronic cards 50 was inserted, conducting terminal 3 can stretch into through hole 14, prevents that conducting terminal 3 is out of shape after repeatedly pushing.

See also shown in Figure 2ly, shielding casing 2 is made by a sheet metal, comprises that main part 21 and autonomous body 21 both sides of the edge extend to form both sides sidepiece 22 downwards.Described main part 21 front ends are roughly arc structure 25, and the centre is provided with a square opening 23 and centers on some depressed parts 24 of square opening 23, and main part 21 front and rear parts also are respectively equipped with the vertical plate 222 of downward extension.Described shielding casing 2 from the back and before be assembled on the insulating body 10, vertical plate 222 buckles on the holding surface 124 of insulating body 1.Be positioned at left side sidepiece 22 and further bend inwards, form a ㄈ shape structure, in order to accommodate boss 19.Sidepiece 22 also is provided with several buttons and holds hole 221, be used for insulating body 1 on projection 181 be interlocked.

See also Fig. 2 to shown in Figure 5, trip mechanism 4 comprises sliding shoe 40, cam follower 41, flexible member 42 and shell fragment 43.Described sliding shoe 40 is arranged in the convex guide rail 17 of insulating body 1, and can be along sliding on the direction of inserting and withdrawing from electronic cards 50.Sliding shoe 40 comprise front end pedestal 401, be positioned at the latching device 44 of sliding shoe inboard and be provided with the rear end of heart-shaped groove 403, wherein the height of rear end will be lower than the height of pedestal 401, and the whole height of this electronic card coupler 100 is reduced.Described latching device 44 comprises a snap close piece 440, the rear end that these both sides, snap close piece 440 front and back are connected to the base portion 401 of sliding shoe 40 front ends and are provided with heart-shaped groove 403 by elastic arm 441, and both sides elastic arm 441 is step-like distribution, and wherein, the space is left in front end elastic arm 441 bottoms.Be provided with the space 45 with certain width between elastic arm 441 and the pedestal 401, described snap close piece 430 snaps in the recess 501 of electronic cards 50, is used for electronic cards 50 is locked in sliding shoe 40.Cam follower 41 is formed by Metallic rod two ends bending, the one end is fixed on half hole 192 of boss 19, the other end is slidingly arranged in the heart-shaped groove 403 of sliding shoe 40, and described heart-shaped groove 403 constitutes locking devicen with cam follower 41, sliding shoe 40 can be locked in a Card Reader position.Flexible member 42 is located between the antetheca 12 of sliding shoe 40 and insulating body 10, this flexible member 42 is a spring in the present embodiment, the one end is sheathed on the guide posts 16, and the other end extends into sliding shoe 40 and part is arranged in the space of front end elastic arm 441 belows.The cantilever 431 that shell fragment 43 is provided with a holding parts 430 and extends forward from holding parts 430, to be fixed, cantilever 431 is pressed on the cam follower 41 to avoid cam follower 41 to jump out heart-shaped groove 403 in the holding slot 190 of holding parts 430 insertion insulating bodies 10.

See also Fig. 1 to shown in Figure 4, when electronic cards 50 is inserted, latching device 44 will push in space 45, when electronic cards 50 front ends are pushed to when moving back card arm 402, the elastic force that elastic arm 441 is applied can force the snap close piece 440 of sliding shoe 40 to snap in the recess 501 of electronic cards 50, electronic cards 50 promotes sliding shoe 40 and continues to move forward, and cause flexible member 42 compressions, cam follower 41 slides in heart-shaped groove 403, when electronic cards 50 is inserted fully, itself and terminal 3 electrically conduct, and cam follower 41 cooperates heart-shaped groove 403 that electronic cards 50 and sliding shoe 40 are locked in the Card Reader position.In the time of need moving back card, promote electronic cards 50 once more forward, under the elastic force effect of elastic parts 42 with electronic cards 50 and sliding shoe 40 along withdrawing from electronic cards 50 exit axis.

The utility model compared with prior art, snap close piece 440 both sides of the utility model electronic card coupler latching device 44 are provided with flexible elastic arm 441, thereby make the intensity of this snap close piece 440 stronger, and this latching device 44 is integrally formed, also can reduces manufacturing cost and simplify assembling procedure.

Claims

1. electronic card coupler, be used to accommodate an electronic cards, it comprises: insulating body, be contained in plurality of conductive terminals, the shielding casing that covers insulating body and trip mechanism in the insulating body, above-mentioned trip mechanism comprises a sliding shoe, it is provided with a latching device near electronic cards receiving space one side, this latching device comprises a snap close piece, it is characterized in that: both sides are connected to sliding shoe by elastic arm before and after the described snap close piece, and the both sides elastic arm is step-like distribution.

2. electronic card coupler as claimed in claim 1 is characterized in that: be provided with the space of certain width between the sliding shoe of above-mentioned electronic card coupler and the latching device, this latching device can be to this space direction generation deformation.

3. electronic card coupler as claimed in claim 2 is characterized in that: the sliding shoe of above-mentioned electronic card coupler comprises the base portion of front end and is provided with the rear portion of heart-shaped groove that the height of its postmedian is lower than the height of base portion.

4. electronic card coupler as claimed in claim 3 is characterized in that: the front end elastic arm of above-mentioned electronic card coupler is connected on the base portion, and the rear end elastic arm is connected to heart-shaped groove place portion afterwards, and the base portion of front end elastic arm below leaves certain space.

5. electronic card coupler as claimed in claim 4 is characterized in that: above-mentioned trip mechanism further comprises an elastic parts, and the one end parts is arranged in the space of front end elastic arm below.

6. electronic card coupler as claimed in claim 1, it is characterized in that: the insulating body of wherein said electronic card coupler roughly is " U " shape, it comprises the diapire of one " U " shape, along the pair of sidewalls that the diapire front end is provided with interconnective antetheca and is positioned at the diapire both sides, above-mentioned trip mechanism is installed on a wherein inside sidewalls.

7. electronic card coupler as claimed in claim 6, it is characterized in that: diapire front end one side of above-mentioned electronic card coupler is provided with a raised line, this raised line is integrally formed with insulating body and can match with the groove of electronic cards front end, can prevent whereby electronic cards misplug into.

8. electronic card coupler as claimed in claim 7 is characterized in that: the diapire rear end of above-mentioned electronic card coupler is provided with the through hole with the conducting terminal equal number, and conducting terminal comprises contact site, and this contact site is in the top of through hole.

9. electronic card coupler as claimed in claim 8 is characterized in that: above-mentioned electronic card coupler is positioned at through hole back-end and is provided with some positive stops, and this positive stop front end is the contact site of conducting terminal.

10. electronic card coupler as claimed in claim 9 is characterized in that: the antetheca of above-mentioned electronic card coupler forms a retaining wall backward, forms a spacing space between this retaining wall and the adjacent sidewall.