CN201146263Y

CN201146263Y - Connector for electronic card

Info

Publication number: CN201146263Y
Application number: CNU2007203051354U
Authority: CN
Inventors: 洪坤铭; 陈柏苍
Original assignee: Suzhou Yuhang Electronic Technology Co Ltd; Proconn Technology Co Ltd
Current assignee: Suzhou Yuhang Electronic Technology Co Ltd; Proconn Technology Co Ltd
Priority date: 2007-11-27
Filing date: 2007-11-27
Publication date: 2008-11-05
Anticipated expiration: 2017-11-27

Abstract

The utility model relates to an electronic card connector, which comprises an insulating body, a shielding casing and a card backing component; wherein, the insulating body is provided with a holding space, the shielding casing is covered on the holding space, and the card backing component comprises a tray positioned in the holding space and an elastic component connected between the tray and the shielding casing. The elastic component is used for backing the tray out of the holding space; the tray is used for holding the electronic card inside the tray, wherein, an elastic buckling structure is arranged between the tray and the shielding casing. When the tray is positioned in the holding space, the elastic buckling structure is used for positioning the tray inside the holding space so as to prevent the insulating body from deforming owing to bearing the elasticity of the elastic component.

Description

Electronic card coupler

Technical field

The utility model relates to a kind of connector, relates in particular to a kind ofly to plant in order to the power supply subcard, thereby can transmit the connector of electromagnetic data.

Background technology

In recent years, because the universalness of various electronic products (as mobile phone, digital camera and personal digital assistant etc.), various electronic cards in the electronic product, also more and more such as CF card (CompactFlash card), mmc card (Multimedia card), SD card (Secure Digital card) and MS card (Memory Stick card).Connector is used for electronic cards and is connected the location with the plant of electronic product, to form the electrical connection of the two, interchanges such as the output of realization electromagnetic data, input.

In the prior art, normally by resiliency urged part and elasticity holding firmware realize between electronic cards and connector plug-in card, move back actions such as card.Yet its resiliency urged part mainly is made of a sliding part and an elastic parts, and elastic parts is a spring, is resisted against on insulating body one side of sliding part and connector.Because the insulating body of connector is made by plastic material, therefore bearing for a long time under the spring energized influence, deform easily, and make that electronic cards is difficult for inserting in the insulating body of connector, even shorten the useful life of electric connector.

In view of this, the applicant is for improving and addressing the aforementioned drawbacks, and is that the spy concentrates on studies and cooperates the utilization of scientific principle, proposes a kind of reasonable in design and effectively improve the utility model of above-mentioned defective finally.

The utility model content

Main purpose of the present utility model, be to provide a kind of electronic card coupler, its elastic parts can put on its elastic force between the pallet of the shielding casing of connector and the subcard bearing of powering, and in the time of in electronic cards is inserted in connector, the location of electronic cards is also born by shielding casing and pallet, so do not influence the insulating body of connector fully, therefore can prevent that insulating body is out of shape because of bearing elastic force, thereby prolong the useful life of connector.

For reaching above-mentioned purpose, provide according to the utility model, insert in order to the power supply subcard, comprising: insulating body has accommodation space; Shielding casing is covered on the described accommodation space; And move back the card assembly, comprise the pallet that is positioned at described accommodation space and be connected in described pallet and described shielding casing between elastic parts, described elastic parts is used for described pallet is withdrawed from described accommodation space, described pallet places in it for described electronic cards; Wherein, also be provided with the elasticity fastening structure between described pallet and described shielding casing; In the time of in described pallet places described accommodation space, described pallet is positioned in the described accommodation space by described elasticity fastening structure.

The electronic card coupler that provides according to the utility model, because the elastic force of its elastic parts puts between the pallet of the shielding casing of connector and the subcard bearing of powering, and in the time of in electronic cards is inserted in connector, the location of electronic cards is also born by shielding casing and pallet, therefore can prevent that insulating body is out of shape because of bearing elastic force, thereby prolong the useful life of connector.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is a three-dimensional combination figure of the present utility model;

Fig. 3 is the utility model shielding casing and the three-dimensional exploded view that moves back another visual angle of card assembly.

Schematic top plan view when Fig. 4 inserts for the utility model power supply subcard;

The three-dimensional combination figure that Fig. 5 inserts for the utility model power supply subcard;

Fig. 6 is the 6-6 cross-section cutaway view of Fig. 5;

Fig. 7 is the stereogram of the utility model first detecting terminal and the second detecting terminal;

Fig. 8 is the schematic top plan view of the utility model power supply subcard after inserting; And

Fig. 9 is the A place zoomed-in view of Fig. 8.

[primary clustering symbol description]

＜the utility model 〉

Insulating body 1

Accommodation space 10 inlets 100

Contact terminal 11 first detecting terminals 12

Terminal body 120 welding endss 121

Elastic arm 122 compacting ends 123

The second detecting terminal, 13 terminal body 130

Welding ends 131 elastic arms 132

Contact jaw 133

Shielding casing 2

Spacer 20 retaining edge 21

Button hole 22 cramps 220

Move back card assembly 3

Pallet 30 is put draw-in groove 300

Storage tank 301 spacers 302

Shell fragment 303 elastic partss 31

Electronic cards 4

Embodiment

Below in conjunction with accompanying drawing concrete technology contents of the present utility model is elaborated, yet accompanying drawing is only for reference and the usefulness of explanation, is not to be used for the utility model is limited.

See also Fig. 1 and Fig. 2, it is respectively three-dimensional exploded view of the present utility model and three-dimensional combination figure.According to the electronic card coupler that the utility model provides, comprise insulating body 1, shielding casing 2 and move back card assembly 3.Wherein:

Have accommodation space 10 on the insulating body 1, and accommodation space 10 is inserted in the accommodation spaces 10 by inlet 100 for electronic cards 4 (as shown in Figure 4) in insulating body 1 leading edge place formation inlet 100.Accommodation space 10 bottom surfaces places is provided with a plurality of contact terminals 11, thereby can be electrically connected with contact terminal 11 after electronic cards 4 is inserted, and then the interior electromagnetic data of the subcard 4 of can powering can access action such as input or output by connector.

Shielding casing 2 and above-mentioned insulating body 1 are corresponding and be covered on its accommodation space 10, and it is mainly used in and prevents electromagnetic interference (EMI).

Move back card assembly 3 and comprise pallet 30 and elastic parts 31, in the accommodation space 10 of insulating body 1, make plug-in card, move back card motion thereby be used to drive above-mentioned electronic cards 4.As shown in Figure 3, move back on the pallet 30 of card assembly 3 and have the draw-in groove of putting 300, lie low in putting draw-in groove 300 for electronic cards 4, and electronic cards 4 is inserted in the accommodation space 10 of insulating bodies 1 by pallet 30.The nearly back segment of pallet 30 1 sides portion is provided with plug-in card along electronic cards 4, move back the card direction and the storage tank 301 that extends, storage tank 301 1 ends extend to pallet 30 trailing edges and are opening-like, with relative with shielding casing 2 trailing edges, thereby when being located in it, elastic parts 31 can be resisted against between storage tank 301 and the shielding casing 2 for above-mentioned elastic parts 31.Elastic parts 31 can be the compression spring, and for elastic parts 31 more firmly is placed in the described storage tank 301, pallet 30 is at storage tank 301 other ends spacer 302 that bends inwards, and on the shielding casing 2 trailing edge opposite positions, a spacer 20 also bends inwards, thereby can divide in the two ends of stretching into the compression spring by two

spacers

302,20, elastic parts 31 more firmly is positioned in the storage tank 301.In addition,, be bent with a retaining edge 21, pallet 30 withdrawed from fully outside accommodation space 10 to prevent elastic parts 31 in the relative storage tank of shielding casing 2 leading edges 301 places.

From the above, the elastic parts 31 that moves back card assembly 3 provides the elastic force of pallet 30 when moving back card, with by after pallet 30 is in inserting the accommodation space 10 of insulating body 1, because of making it, elasticity of compression assembly 31 is able to storage elasticity power, thereby by this elastic force pallet 30 is withdrawed from accommodation space 10, reach the purpose of moving back card.Yet, after pallet 30 inserts in the accommodation space 10, passing through the elasticity fastening structure of 2 of pallet 30 and shielding casings, the state that makes pallet 30 can keep insertion is present in the accommodation space 10.As shown in Figure 3, aforementioned elasticity fastening structure comprises the shell fragment 303 that is positioned on the pallet 30 and is positioned at button hole 22 on shielding casing 2 corresponding sections, and be equipped with cramp 220 on the edge at inlet 100 places of button hole 22 contiguous accommodation spaces 10, and shell fragment 303 bends towards button hole 22.Therefore when in the pallet 30 insertion accommodation spaces 10, shell fragment 303 can be positioned at button hole 22 and relative with cramp 220 and push against, and in the accommodation space 10 of insulating body 1, and keeps the plug-in card demand of electronic cards 4 for pallet 30 continuous positioning.

Therefore, by above-mentioned contexture, can obtain electronic card coupler of the present utility model.

In view of the above, as shown in Figure 4, before electronic cards 4 was not inserted, the pallet 30 that moves back card assembly 3 was withdrawed from outside accommodation space 10 by the part because of its elastic parts 31, so that electronic cards 4 is placed in the pallet 30.And after in electronic cards 4 places pallet 30, pallet 30 can be pushed in the accommodation space 10, so that electronic cards 4 inserted in this connector and reached the purpose (promptly as shown in Figure 5) of plug-in card.At this moment, elastic parts 31 promptly is compressed in

pallet

30 and 2 of shielding casings as described above and stores its elastic force, and as shown in Figure 6,2 of pallet 30 and shielding casings are by above-mentioned elasticity fastening structure, continued to be inserted in the accommodation space 10 for pallet 30, kept the plug-in card demand of electronic cards 4 by this.And when desiring to move back card, only need push shrapnel 303 and it is no longer offseted with cramp 220, and to break away from button hole 22, so can make compressed elastic parts 31 that its elastic force is provided, so that pallet 30 is withdrawed from, and reach the purpose of moving back card.

Therefore, the utility model electronic card coupler is carrying out plug-in card, is moving back in the action of card, because the elastic force that its elastic parts 31 is executed is all born by pallet 30 and shielding casing 2, therefore insulating body 1 can not be out of shape because of the active force that bears elastic parts 31, thereby can prolong the useful life of connector.

In addition, see also shown in Figure 1ly again, this connector can comprise that the first detecting terminal 12 detects terminal 13 with second.The first detecting terminal 12 and the second detecting terminal 13 are located at the place, accommodation space 10 bottom surfaces of above-mentioned insulating body 1, and be positioned at each contact terminal 11 1 lateral end place, when its subcard 4 that is used to power inserts in the accommodation space 10 it is pressed, thereby whether can differentiate the plug-in card state.As shown in Figure 7, the first detecting terminal 12 and the second detecting terminal 13 all have one and are rectangular and are fixedly arranged on terminal body 120,130 on the insulating body 1, terminal body 120,130 ends all extend the welding ends 121,131 that protrudes in outside insulating body 1 trailing edge, and terminal body 120,130 is bent with horizontal expansion all up and the elastic arm 122,132 that goes out, and two elastic arms 122,132 are vertically to setting.Wherein elastic arm 122 ends of the first detecting terminal 12 extend a compacting end 123 towards the elastic arm 132 of the second detecting terminal 13, compacting end 123 probably is a V-shape, and elastic arm 132 ends of the second detecting terminal 13 also extend a contact jaw 133 to the elastic arm 122 of the first detecting terminal 12, contact jaw 133 is bending towards compacting end 123, so that compacting end 123 is terminal inboard relative with contact jaw 133.

Fig. 8 and shown in Figure 9 for another example, when electronic cards 4 is inserted in the connector by pallet 30, because pallet 30 trailing edges can press on the compacting end 123 of the first detecting terminal 12, make compacting end 123 as cantilever, be bent, thereby its terminal contact jaw 133 inboards with the second detecting terminal 13 are contacted, can reach connector detecting plug-in card whether purpose this moment.Simultaneously, after pallet 30 inserts in the connector, also can drive compacting end 123 ends and scrape the effect of moving in contact jaw 133 inboard formation one, so compacting end 123 and the oxide layer on the contact jaw 133 contacted positions can be struck off, influence the effect that electrically contacts to avoid the first detecting terminal 12 and second to detect terminal 13 because of the surface oxidation effect, thereby guarantee whether connector correctly detects plug-in card.

The foregoing description is only for the usefulness that the utility model is described, and be not to restriction of the present utility model, those skilled in the art are under the prerequisite that does not break away from spirit and scope of the present utility model, and the various equivalent structures of being made change all within scope of the present utility model.Protection range of the present utility model is defined by the claims.

Claims

1. an electronic card coupler inserts in order to the power supply subcard, comprising:

Insulating body has accommodation space;

Shielding casing is covered on the described accommodation space; And

Move back the card assembly, comprise the pallet that is positioned at described accommodation space and be connected in described pallet and described shielding casing between elastic parts, described elastic parts is used for described pallet is withdrawed from described accommodation space, described pallet places in it for described electronic cards;

It is characterized in that, also be provided with the elasticity fastening structure between described pallet and described shielding casing; In the time of in described pallet places described accommodation space, described pallet is positioned in the described accommodation space by described elasticity fastening structure.

2. electronic card coupler as claimed in claim 1 is characterized in that, has the draw-in groove of putting on the described pallet, lies low for described electronic cards and puts in the draw-in groove in described.

3. electronic card coupler as claimed in claim 1 or 2, it is characterized in that, the nearly back segment of described pallet one side portion is provided with storage tank, described storage tank one end extends to described pallet trailing edge and is opening-like, with relative with described shielding casing trailing edge, and described elastic parts is positioned at described storage tank, thereby is connected between described pallet and the described shielding casing.

4. electronic card coupler as claimed in claim 3, it is characterized in that, the spacer of described pallet for bending inwards at the described storage tank other end, and on the described shielding casing trailing edge opposite position, the spacer that also bends inwards is to be connected with described elastic parts respectively.

5. electronic card coupler as claimed in claim 1 is characterized in that, described elastic parts is the compression spring.

6. electronic card coupler as claimed in claim 1, it is characterized in that, described elasticity fastening structure comprises shell fragment that is positioned on the described pallet and the button hole that is positioned on the described shielding casing corresponding section, described button hole is equipped with cramp on one edge, described shell fragment bends towards described button hole, thereby in the time of in described pallet places described accommodation space, described shell fragment can be positioned at described button hole and be relative with described cramp and push against, and reaches the effect of location.

7. electronic card coupler as claimed in claim 1 is characterized in that, also comprises the first detecting terminal and the second detecting terminal, and the described first detecting terminal and the second detecting terminal are located at one side place, described accommodation space bottom surface; The described first detecting terminal and the second detecting terminal all have an elastic arm, described two elastic arms are vertically to setting, and the elastic arm end of the described first detecting terminal extends a compacting end for described pallet promotion towards the elastic arm of the described second detecting terminal, and the elastic arm end of the described second detecting terminal extends a contact jaw to the elastic arm of the described first detecting terminal, described contact jaw is bending towards described compacting end, so that the terminal and described contact jaw of described compacting end is inboard relative.

8. electronic card coupler as claimed in claim 1 is characterized in that, described compacting end is V-shape.