CN201708318U - Sim card connector - Google Patents
Sim card connector Download PDFInfo
- Publication number
- CN201708318U CN201708318U CN2010202148142U CN201020214814U CN201708318U CN 201708318 U CN201708318 U CN 201708318U CN 2010202148142 U CN2010202148142 U CN 2010202148142U CN 201020214814 U CN201020214814 U CN 201020214814U CN 201708318 U CN201708318 U CN 201708318U
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- CN
- China
- Prior art keywords
- insulating body
- alar part
- sim card
- card connector
- base portion
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a SIM card connector, it contains: the connector comprises an insulating body, a plurality of conductive terminals integrally formed with the insulating body, and a metal frame covering the insulating body. The insulating body is provided with a top surface, a bottom surface and a plurality of windows penetrating through the top surface to the bottom surface. Each conductive terminal comprises a holding part, an elastic arm connected with one end of the holding part and extending upwards in an inclined way, a contact part extending from the tail end of the elastic arm and a welding part connected with the other end of the holding part. The elastic arm and the contact part of each conductive terminal extend to the corresponding window, and the tail end of the welding part extends to the outside of the insulating body. The fixing part of each conductive terminal comprises a base part connecting the elastic arm and the welding part and at least one wing part obliquely extending from one side of the base part; the tail end of the wing part is expanded to form an expanded part; and the extension of the wing portion in a direction parallel to the bottom surface is greater than or equal to the extension in a direction perpendicular to the bottom surface.
Description
Technical field
The utility model is about a kind of sim card connector, especially about the sim card connector of a kind of insulating body and conducting terminal one-body molded (insert mold).
Background technology
Along with the development of electronics and information technology, sim card connector is more and more used.But, because the consumer especially develops electronic product to the making earnest efforts of miniaturization electronics product towards more and more frivolous direction as the portable unit of mobile phone and so on.For adapting to this trend, sim card connector also needs continuous size reduction.A more common method is that the insulating body and the conducting terminal of sim card connector is one-body molded, and so insulating body need not to reserve the space that conducting terminal is installed again, thereby effectively reduces the thickness of sim card connector.
With reference to Fig. 1 and shown in Figure 2, Chinese patent discloses a kind of sim card connector 8 for CN201160170Y number, and sim card connector 8 comprises insulating body 81 and plurality of conductive terminals 82.Several terminal storage tanks 83 are set on the insulating body 81.Conducting terminal 82 comprises contact site 821, connecting portion 822 and fixed part 823, and wherein contact site 821 and fixed part 823 are respectively from connecting portion 822 relative extensions.Insulating body 81 and several conducting terminals 82 be formed in one (insert mold).After the moulding, contact site 821 extends in the corresponding terminal storage tank 83 on insulating body 81, and protrudes out the upper surface of insulating body 81; Connecting portion 822 extends in insulating body 81; And after fixed part 823 bending, roughly be positioned at same plane with the lower surface of insulating body 81 and extend.
After SIM card was inserted, contact site 821 was pressed down by SIM card and produces strain, and the related connecting portion 822 that makes forces in SI semi-insulation body 81 arround it.For bearing the application of force of connecting portion 822, insulating body 81 must have sufficient intensity, and for making conducting terminal 82 after being pressed down by SIM card, still can firmly be fixed on the insulating body 81, and 81 of contact site 821 and insulating bodies must have enough retain strengths.Because the connecting portion 822 of conducting terminal 82 is one tabular, and, therefore must use enough thick insulating body 81 and one-body molded with the mode and the connecting portion 822 that coat for bearing the application of force of connecting portion 822 and making connecting portion 822 and 81 enough retain strengths of generation of insulating body.Owing to the necessary thick insulating body 81 that uses coats connecting portions 822, thereby limit the further possibility of past frivolous development of sim card connector 8.
In sum, although industry has been done considerable trial and improvement to such sim card connector, still there is unsatisfactory part in it, needs further to revise.
Summary of the invention
A purpose of the present utility model is to provide a kind of sim card connector, and it still can be immobilizated in the insulating body conducting terminal is stable when reducing insulating body thickness to greatest extent.
The utility model provides following technical proposals: a sim card connector, it comprises: an insulating body, and the some and integrated conducting terminal of this insulating body.Each conducting terminal comprises that a holding parts, is connected with this holding parts one end and the upwardly extending elastic arm that tilts, from the terminal contact site that extends of this elastic arm, an and weld part that is connected with this holding parts other end.This insulating body has relative end face and bottom surface, and some windows that run through this end face to this bottom surface.The elastic arm of each conducting terminal and contact site extend corresponding window, and the end of this weld part extends outside this insulating body.The holding parts of this each conducting terminal comprises the base portion of this elastic arm of connection and this weld part, and from this base portion diagonally extending one first alar part; The terminal expansion of this first alar part forms an expansion section; And this first alar part is being parallel to extension on the direction of bottom surface more than or equal to perpendicular to the extension on the direction of bottom surface.
In one embodiment, the side of this base portion of this first alar part between this elastic arm and this weld part extends; This expansion section comprises at least one protuberance, and this at least one protuberance protrudes from the side on this first alar part.The expansion section of this of this holding parts first alar part is connected with this base portion once more by one first connecting portion, and wherein this expansion section of this first alar part, this first alar part, this first connecting portion and this base portion are around forming a perforate.The holding parts of this each conducting terminal comprises one second alar part in addition, and the terminal expansion of this second alar part forms an expansion section; And this second alar part is being parallel to extension on the direction of bottom surface more than or equal to perpendicular to the extension on the direction of bottom surface.The expansion section of this of this holding parts second alar part is connected with this base portion once more by one second connecting portion, and wherein this expansion section of this second alar part, this second alar part, this second connecting portion and this base portion are around forming a perforate.Flat this bottom surface that is embedded in this insulating body of this base portion.This bottom surface of this base portion and this insulating body is a copline.The end face of the expansion section of the end face of the expansion section of this first alar part and this second alar part exposes the end face of this insulating body.The bottom surface coplane of the bottom surface of the base portion of this holding parts and this weld part.The end expansion of this weld part forms an expansion section.Be an obtuse angle between this elastic arm and this weld part.
Sim card connector of the present utility model, its holding parts comprises a horizontally extending base portion, and from this base portion alar part of extending of lopsidedness at least, and the end of this alar part is expanded and is formed the expansion section, and this expansion section can further be connected once more by connecting portion and base portion and forms a perforate for the injected plastics material injection.Thereby sim card connector of the present utility model increases the retain strength of insulating body to conducting terminal than prior art in limited bulk, and it has higher stability when obtaining littler insulating body size.
Description of drawings
Fig. 1 illustration one existing sim card connector;
Fig. 2 is the conducting terminal in the existing sim card connector of Fig. 1 and the stereogram of insulating body;
Fig. 3 is the stereogram of the sim card connector of the utility model one embodiment, and it shows the state when insulating body is just being packed the metal frame body into;
Fig. 4, the 5th removes stereogram after the metal framework according to the electric connector of the utility model one embodiment;
Fig. 6,7 is the schematic diagram of the electric connector of the utility model one embodiment, the structure of the insulating body after its illustration is one-body molded and the arrangement situation of conducting terminal and fixture;
Partial sectional view after Fig. 8 illustration insulating body and conducting terminal are one-body molded, it shows the holding parts of the utility model one embodiment and the bonding state of insulating body;
Fig. 9 is the end view of electric connector among Fig. 8;
Figure 10 is the stereogram of the sim card connector according to the utility model one embodiment when being installed on the circuit board; And
Figure 11 is the end view according to the sim card connector of another embodiment of the utility model.
Embodiment
For better understanding spirit of the present utility model, it is described further below in conjunction with preferred embodiment of the present utility model.
As shown in Figure 3, according to the sim card connector 1 of the utility model one embodiment, it comprises: an insulating body 2, some and these insulating body 2 integrated conducting terminals 3, and a metal framework 4 that is arranged on this insulating body 2.2 of this metal framework 4 and this insulating bodies form a plug-in card space 10, insert and dock with conducting terminal 3 along a direction of insertion A for a corresponding SIM card (not shown).
Concrete, please in conjunction with Fig. 4,5,6,7, Fig. 4, the 5th wherein removes stereogram after the metal framework 4 according to the electric connector 1 of the utility model one embodiment, Fig. 6, the 7th is according to the schematic diagram of the electric connector 1 of the utility model one embodiment, the arrangement situation of the structure of the insulating body 2 after its illustration is one-body molded and conducting terminal 3 and fixture 5.
This insulating body 2 roughly is a rectangle, has relative end face 20 and bottom surface 21, and some run through this end face 20 to the bottom surface 21 window 22.This plurality of windows 22 is two rows along the direction of insertion A of SIM card and arranges in the present embodiment, and be provided with between two row's windows 22 one run through end face 20 to the bottom surface 21 fluting 23.
Each conducting terminal 3 comprises an elastic arm 30, a contact site 31, a holding parts 32, and a weld part 33.This elastic arm 30 is tilted to from these holding parts 32 1 ends and extends respective window 22.This contact site 31 extends this elastic arm 30 ends, and convexedly stretches in the plug-in card space 10.This holding parts 32 is shaped in the insulating body 2, comprises a base portion 320 that connects this elastic arm 30 and this weld part 33, and the upwardly extending alar part 321 that tilts from these base portion 320 both sides, is respectively one first alar part 321 and one second alar part 321; These alar part 321 terminal extendings form an expansion section 322.Wherein the expansion section 322 of a flank section 321 is connected with this base portion 320 once more by a junction 323, and forms a perforate 324 between this connecting portion 323 and this alar part 321.In another embodiment, the expansion section 322 of both wing portions 321 all can be connected with this base portion 320 once more by connecting portion 323, makes this connecting portion 323, respectively formation one perforate 324 between this alar part 321, base portion 320 and the expansion section 322.Especially, with reference to Fig. 7 to 9, on the direction that is parallel to bottom surface 21, the extension of alar part 321 can be more than or equal to the extension perpendicular to the direction of bottom surface 21.With example, the distance L between the terminal edge of alar part 321 and this base portion 320 can so can make conducting terminal 3 required height reduce to minimum more than or equal to the distance H between the bottom surface 21 of the terminal edge of alar part 321 and insulating body 2.Refer again to Fig. 7 to 9, in the present embodiment, both wing portions 321 can oppositely extend each other, and towards slightly inclined or bending in the same way.The bearing of trend of alar part 321 can be transverse to the closure of 320 of weld part 33 and base portions, and extend at the side between the base portion 320 of 33 of elastic arm 30 and weld parts.Extend on the bearing of trend perpendicular to alar part 321 each expansion section 322, to protrude a protuberance 3221 at least one side 3211 at alar part 321.In this case embodiment, one of both wing portions 321 has two protuberances 3221 that are oppositely arranged; And another person, tool one protuberance 3221 then, and this protuberance 3221 can link to each other with connecting portion 323.Moreover in the present embodiment, each protuberance 3221 is near a side of base portions 320, can have a convergent shape, so can promote when one-body molded, and injection material is to flow.When conducting terminal 3 and insulating body 2 were one-body molded, conducting terminal 3 can increase itself and insulating body 2 contacts area by the expansion section 322 of tilt upwardly extending alar part 321 and terminal extending thereof, thereby increase insulating body 2 is to its retain strength; The plastic material that is used for moulding simultaneously can flow into when molded in the perforate 324, increases the retain strength to conducting terminal 3.This weld part 33 is obtuse angle extension from these holding parts 32 other ends and this elastic arm 30, and its end is positioned at outside the insulating body 2, wherein is positioned at front-seat weld part 33 along direction of insertion A and extends insulating body 2 outsides, is positioned at then extending of back row and slots 23.This elastic arm 30 and weld part 33 are the structure at an obtuse angle, help the growth of elastic arm 30, and promote its elasticity.
In the present embodiment, base portion 320 flat these bottom surfaces 21 (as shown in Figure 5) that are embedded in this insulating body 2 of this holding parts 32, and the bottom surface coplane of the bottom surface of the base portion 320 of this holding parts 32 and this weld part 33, thus further reduce the thickness of insulating body 2.These base portion 320 flat this insulating bodies 2 that are embedded in make the bottom surface of this base portion 320 lie on this bottom surface 21 of insulating body 2.Preferably, the bottom surface of this base portion 320 can with these bottom surface 21 coplines of insulating body 2.In other embodiment, the end face of this expansion section 322 can be designed to expose the end face 20 (seeing Figure 11) of this insulating body 2, thereby reduces to the size of this sim card connector 1 the thinnest.Even if, insulating body 2 attenuates, the base portion 320 of holding parts 32 and the end face of this expansion section 322 are exposed, and the fixing area of 2 pairs of conducting terminals 3 of minimizing insulating body, but the expansion section 322 of tilt upwardly extending alar part 321 and its terminal extending, and at least one alar part 321, the perforate 324 of connecting portion 323 and this alar part 321 etc., all can increase the retain strength of 2 pairs of conducting terminals 3 of insulating body, make the minimizing of fixing area to obtain and remedy.Nature, when other size to SIM connector 1 need not harshness like this and requires, holding parts 32 can be coated in the insulating body 2 fully.
In the present embodiment, be to increase welding stability, these weld part 33 ends also can be expanded and form an expansion section 330 and increase the bonding area that is soldered on the circuit board 6, and this design can be promoted the retain strength of 6 of sim card connector 1 and circuit boards.
Shown in Fig. 3,10, the metal framework 4 of sim card connector 1 of the present utility model comprises a top board 40 that is positioned on the insulating body 2, and the side plate 41 that extends from these top board 40 two ends; Wherein this top board 40 is perpendicular to direction of insertion A extension.At least one weldering plate 410 is extended to insulating body 2 directions respectively in these biside plate 41 two ends, is a pair of in the present embodiment.Correspondence is respectively welded plate 410, and this sim card connector 1 can further comprise four fixtures 5, and it is shaped in four jiaos of insulating body 2.Each fixture 5 be provided with to should side plate 41 two ends one stator 50 of weldering plate 410.One circuit board 6 is provided with some weld pads 60, respectively the weldering plate 410 of the weld part 33 of corresponding conducting terminal 3 and this metal framework 4 and corresponding stator 50.By fixture 5 is welded and fixed on the circuit board 6, the warpage that can effectively avoid insulating body 2 of the present utility model when welding, to cause because of reduced thickness.
Above embodiment only for explanation spiritual place of the present utility model, should all not be considered as restriction of the present utility model.As holding parts 32 is the bottom that is positioned at insulating body 2 in the above-described embodiments, thereby alar part 321 is to tilt to extend upward; In a further embodiment, when holding parts 32 was positioned at the top of insulating body 2, alar part 321 was tilted to down extension.In certain embodiments, the alar part 321 of both sides all can and 320 of base portions form perforate 324.
Sim card connector of the present utility model comprises insulating body and conducting terminal, and the holding parts of conducting terminal is designed to comprise a horizontally extending base portion, and from this base portion alar part of extending of lopsidedness at least.The end expansion of this alar part forms the expansion section.Base portion and part expansion section can be exposed the bottom surface and the end face of insulating body respectively, and promptly insulating body does not coat holding parts fully, so but the thickness attenuate of insulating body; The thickness of connector can reduce.Because the alar part and the expansion section thereof of diagonally extending are coated by insulating body, thereby can increase the contact area between insulating body and holding parts, thereby increase the retain strength between insulating body and the holding parts.In addition, this expansion section can be further be connected once more by connecting portion and base portion and forms a perforate and inject for injected plastics material, so can further increase the retain strength between insulating body and the holding parts.Though the holding parts of sim card connector of the present utility model is not coated fully, but the design of perforate etc. on the alar part of diagonally extending, expansion section and the expansion section in insulating body, make the increase of the retain strength between insulating body and the holding parts, thereby allow conducting terminal still can firmly be insulating body institute fixing.Sim card connector of the present utility model increases the retain strength of insulating body to conducting terminal in the confined space, more existing sim card connector, and it has higher stability when obtaining littler insulating body size.
Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and done all replacement and modifications that does not deviate from the utility model spirit.Therefore, protection range of the present utility model should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by present patent application claims.
Claims (11)
1. sim card connector, it comprises: an insulating body, and some and the integrated conducting terminal of this insulating body; Each conducting terminal comprises that a holding parts, is connected with this holding parts one end and the upwardly extending elastic arm that tilts, from the terminal contact site that extends of this elastic arm, an and weld part that is connected with this holding parts other end; This insulating body has relative end face and bottom surface, and some windows that run through this end face to this bottom surface; The elastic arm of each conducting terminal and contact site extend corresponding window, and the end of this weld part extends outside this insulating body; It is characterized in that the holding parts of this each conducting terminal comprises the base portion of this elastic arm of connection and this weld part, reaches one first alar part from this base portion diagonally extending; The terminal expansion of this first alar part forms an expansion section; And this first alar part is being parallel to extension on the direction of bottom surface more than or equal to perpendicular to the extension on the direction of bottom surface.
2. sim card connector as claimed in claim 1 is characterized in that the side of this base portion of this first alar part between this elastic arm and this weld part extends; This expansion section comprises at least one protuberance, and this at least one protuberance protrudes from the side on this first alar part.
3. sim card connector as claimed in claim 2, the expansion section that it is characterized in that this first alar part of this holding parts is connected with this base portion once more by one first connecting portion, and wherein this expansion section of this first alar part, this first alar part, this first connecting portion and this base portion are around forming a perforate.
4. as each the described sim card connector in the claim 1 to 3, it is characterized in that the holding parts of this each conducting terminal comprises one second alar part in addition, the terminal expansion of this second alar part forms an expansion section; And this second alar part is being parallel to extension on the direction of bottom surface more than or equal to perpendicular to the extension on the direction of bottom surface.
5. sim card connector as claimed in claim 4, the expansion section that it is characterized in that this second alar part of this holding parts is connected with this base portion once more by one second connecting portion, and wherein this expansion section of this second alar part, this second alar part, this second connecting portion and this base portion are around forming a perforate.
6. sim card connector as claimed in claim 5 is characterized in that flat this bottom surface that is embedded in this insulating body of this base portion.
7. sim card connector as claimed in claim 6 is characterized in that this bottom surface copline of this base portion and this insulating body.
8. sim card connector as claimed in claim 7 is characterized in that the end face of the expansion section of the end face of expansion section of this first alar part and this second alar part exposes the end face of this insulating body.
9. sim card connector as claimed in claim 8 is characterized in that the bottom surface of base portion of this holding parts and the bottom surface coplane of this weld part.
10. sim card connector as claimed in claim 9 is characterized in that the end expansion of this weld part forms an expansion section.
11. sim card connector as claimed in claim 10 is characterized in that being an obtuse angle between this elastic arm and this weld part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202148142U CN201708318U (en) | 2010-05-27 | 2010-05-27 | Sim card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202148142U CN201708318U (en) | 2010-05-27 | 2010-05-27 | Sim card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201708318U true CN201708318U (en) | 2011-01-12 |
Family
ID=43445470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202148142U Expired - Fee Related CN201708318U (en) | 2010-05-27 | 2010-05-27 | Sim card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201708318U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103579807A (en) * | 2012-07-31 | 2014-02-12 | 莫列斯公司 | Terminal, electric connector and electric connecting device |
| CN104733960A (en) * | 2012-02-28 | 2015-06-24 | Smk株式会社 | Tray-type card connector |
| CN106207566A (en) * | 2014-07-01 | 2016-12-07 | 富士康(昆山)电脑接插件有限公司 | Card connector |
| US9760810B2 (en) | 2014-07-01 | 2017-09-12 | Foxconn Interconnect Technology Limited | Electronic card connector assembly having improved terminals to avoid scuffing |
-
2010
- 2010-05-27 CN CN2010202148142U patent/CN201708318U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733960A (en) * | 2012-02-28 | 2015-06-24 | Smk株式会社 | Tray-type card connector |
| CN103579807A (en) * | 2012-07-31 | 2014-02-12 | 莫列斯公司 | Terminal, electric connector and electric connecting device |
| CN106207566A (en) * | 2014-07-01 | 2016-12-07 | 富士康(昆山)电脑接插件有限公司 | Card connector |
| US9760810B2 (en) | 2014-07-01 | 2017-09-12 | Foxconn Interconnect Technology Limited | Electronic card connector assembly having improved terminals to avoid scuffing |
| CN106207566B (en) * | 2014-07-01 | 2018-03-06 | 富士康(昆山)电脑接插件有限公司 | Card connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20130527 |