CN202601897U - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN202601897U CN202601897U CN 201220179676 CN201220179676U CN202601897U CN 202601897 U CN202601897 U CN 202601897U CN 201220179676 CN201220179676 CN 201220179676 CN 201220179676 U CN201220179676 U CN 201220179676U CN 202601897 U CN202601897 U CN 202601897U
- Authority
- CN
- China
- Prior art keywords
- contact site
- switch terminal
- base portion
- insulating body
- card connector
- 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.)
- Withdrawn - After Issue
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model provides a card connector. The card connector comprises an insulating body, a plurality of conductive terminals and a pair of switch terminals, wherein the conductive terminals and the switch terminals are installed in the insulating body; a first housing groove for housing a butting electronic card is arranged in the insulating body; each switch terminal comprises a first switch terminal and a second switch terminal adjacent to the first switch terminal; the first switch terminal comprises a first contact part; the second switch terminal comprises a second contact part which is adjacent to the first contact part and protrudes and stretches into the first housing groove; and the second contact part is provided with dust scraping blocks which protrude and stretch toward the first contact part and carry out frictional contact with the first contact part in the butting electronic card insertion process so as to remove the insulating foreign matters on the first contact part.
Description
Technical field
The utility model relates to a kind of card connector, relates in particular to a kind of card connector of scraping grey piece that on switch terminal, is provided with.
Background technology
Existing card connector in order to the reception electronic cards generally includes insulating body, is immobilizated in plurality of conductive terminals, pair of switches terminal on the insulating body and the shielding casing that hides insulating body.Said insulating body and shielding casing are formed with in order to accommodate the receiving space of electronic cards; Said conducting terminal comprises that an end extends in the receiving space and extends insulating body weld part outward with the contact site and the other end that cooperates with electronic cards; Said switch terminal comprises fixed terminal and the movable terminal that matches with fixed terminal; Be arranged in a side of insulating body about said fixed terminal and movable terminal; In the time of in electronic cards is inserted this card connector; Movable terminal is laterally pushed by electronic cards, thereby reaches electric connection to realize detecting function with fixed terminal.
Preferable in order to make movable terminal and fixed terminal electrically connect effect; Existing card connector is provided with convex closure structure usually on the contact zone of movable terminal; But when card connector after long-time the use; The insulation foreign matter can adhere in the convex closure structure place, thereby causes the switch terminal loose contact, and then causes the not phenomenon of Card Reader of electronic cards.
In view of this, be necessary existing card connector is improved, to address the above problem.
The utility model content
The purpose of the utility model is to provide a kind of novel card connector, and this card connector can effectively strike off the insulation foreign matter on the switch terminal, thereby prevents the switch terminal loose contact.
For realizing above-mentioned purpose; A kind of card connector of the utility model; Comprise insulating body, be installed in plurality of conductive terminals and pair of switches terminal in the said insulating body; Be provided with in the said insulating body in order to accommodate first accepting groove of butt joint electronic cards; Said switch terminal comprise first switch terminal and with the second switch terminal of the adjacent setting of first switch terminal; Said first switch terminal comprises first contact site, and said second switch terminal comprises with the adjacent setting of said first contact site and protrude into second contact site in said first accepting groove, said second contact site be provided with towards the said first contact site direction projection and in butt joint electronic cards insertion process with the said first contact site CONTACT WITH FRICTION to remove the grey piece of scraping of insulation foreign matter on said first contact site.
Further improvement as the utility model; Said first switch terminal comprises that flat first base portion that is that is fixed on the said insulating body reaches first pin that stretches out said insulating body from first base portion, one distal process; Be connected with between said first base portion and said first pin and make said first base portion and vertically disposed first kink of said first pin, said first contact site extends from the other end of said first base portion and forms.
As the further improvement of the utility model, said first contact site bends towards said second switch terminal direction from said first base portion.
Further improvement as the utility model; Said second switch terminal comprises that flat second base portion that is that is fixed on the said insulating body reaches second pin that stretches out said insulating body from second base portion, one distal process; Be connected with between said second base portion and said second pin and make that said second base portion and vertically disposed second kink of said second pin, said second contact site are that the other end from said second base portion protrudes in said first accepting groove.
Further improvement as the utility model; Also be connected with the 3rd kink between said second base portion and said second contact site; Towards bending away from the said first switch terminal direction, said second contact site bends towards the said first switch terminal direction from said the 3rd kink said the 3rd kink from said second base portion.
Further improvement as the utility model; Saidly scrape grey piece and comprise the contact-making surface that connects with said first contact site and be the inclined plane that an angle of inclination is provided with that said contact-making surface forms in order to remove the sword of scraping of the foreign matter that insulate on said first contact site with connection, said inclined plane with said contact-making surface.
As the further improvement of the utility model, saidly scrape grey piece and be the setting of U type.
As the further improvement of the utility model, the madial wall that said U type is scraped grey piece forms in order to accommodate the groove of insulation foreign matter, and said groove runs through said contact-making surface from the thickness direction of said second contact site of said inclined plane depression and edge.
Compared with prior art; The advantage of the utility model is: the card connector of the utility model is scraped grey piece through on second contact site of said second switch terminal, being provided with; Make in butt joint electronic cards insertion process; Said scrape grey piece can with the first contact site CONTACT WITH FRICTION of said first switch terminal, thereby remove the insulation foreign matter on said first contact site, and then can prevent the switch terminal loose contact and cause docking not Card Reader of electronic cards.
Description of drawings
Fig. 1 is the schematic perspective view of the card connector of the utility model.
Fig. 2 is the part three-dimensional exploded view of card connector shown in Figure 1.
Fig. 3 is do not pack into a trip mechanism and insert the part combination sketch map of butt joint electronic cards of card connector shown in Figure 2.
Fig. 4 be card connector shown in Figure 3 pack into trip mechanism and insert the butt joint electronic cards after part combination sketch map.
Fig. 5 is the schematic perspective view of the pair of switches terminal of card connector shown in Figure 1.
Fig. 6 is the schematic perspective view of second switch terminal in the pair of switches terminal shown in Figure 5.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, the utility model is described in detail below in conjunction with accompanying drawing and specific embodiment.
Extremely shown in Figure 3 like Fig. 1, the card connector 100 of the utility model, it is in order to the butt joint electronic cards 200 (being Micro SD card in this execution mode) of pegging graft.Said card connector 100 comprises insulating body 10, is contained in plurality of conductive terminals 20 and the pair of switches terminal 30 in the said insulating body 10 and is installed on the trip mechanism 40 on the said insulating body 10.Be provided with in the said insulating body 10 in order to first accepting groove 11 of accommodating said butt joint electronic cards 200 with in order to accommodate second accepting groove 12 of said trip mechanism 40, said first accepting groove 11 and the 12 adjacent settings of said second accepting groove.Each said conducting terminal 20 comprises that an end extends in said first accepting groove 11 and extends said insulating body 10 weld part 22 outward with the contact site 21 and the other end that cooperates with said butt joint electronic cards 200.
As Fig. 4 and combine shown in Figure 2, the spring 42 that said trip mechanism 40 comprises slide block 41 and is immobilizated between said slide block 41 and the said insulating body 10 and makes said slide block 41 in said insulating body 10, advance and retreat to move.Said slide block 41 comprises with said and docks the abutting part 43 that electronic cards 200 connects, and said abutting part 43 comprises with said and docks the bearing surface 431 that electronic cards 200 connects; Said slide block 41 also comprises first fixed leg 44 of diameter less than said spring 42 diameters; One side of said second accepting groove 12 be provided with towards said first fixed leg 44 extend and diameter less than second fixed leg 45 of said spring 42 diameters; Said spring 42 is located on said first fixed leg 44 and said second fixed leg 45; And an end of said spring 42 is fixed on said first fixed leg 44, and the other end of said spring 42 is fixed on said second fixed leg 45.
Said trip mechanism 40 also comprises from said insulating body 10 and extends and in said slide block 41 fallback procedures, rub mutually to slow down the deceleration piece 46 of said slide block 41 astern speeds with said slide block 41 towards said slide block 41 directions; Said insulating body 10 is provided with the sidewall 13 that is positioned at said second accepting groove 12 outsides, said deceleration piece 46 from said sidewall 13 towards the 12 direction projections of said second accepting groove.Said deceleration piece 46 comprises the interference surface that is obliquely installed 461 that connects with said slide block 41, and said deceleration piece 46 is widened along said slide block 41 exit axis gradually.
Said trip mechanism 40 further comprises with said and docks the snap close shell fragment 47 that electronic cards 200 interlocks and holds; Said snap close shell fragment 47 comprises U type fixed part 471 and stretches into the latch part 472 in said first accepting groove 11 from said U type fixed part 471 1 distal process; In this execution mode, said latch part 472 V-shaped settings.
As Fig. 5 and Fig. 6 and combine shown in Figure 2, said switch terminal 30 comprise first switch terminal 31 and with the second switch terminal 32 of said first switch terminal 31 adjacent settings.Said first switch terminal 31 comprise be fixed on the said insulating body 10 be flat first base portion 312, from said first base portion, 312 1 distal process stretch out first pin 313 of said insulating body 10, first contact site 311 that extends towards said second switch terminal 32 directions bending from said first base portion, 312 other ends and connect said first base portion 312 and said first pin 313 and make said first base portion 312 and said first pin, 313 vertically disposed first kinks 314.
Said second switch terminal 32 comprise be fixed on the said insulating body 10 be flat second base portion 323, from said second base portion, 323 1 distal process stretch out said insulating body 10 second pin 324, protrude into second contact site 321 in said first accepting groove 11 and connect said second base portion 323 and said second pin 324 and make said second base portion 323 and said second pin, 324 vertically disposed second kinks 325 from said second base portion, 323 other ends.Wherein said second contact site 321 and the 311 adjacent settings of said first contact site, and said second contact site 321 be provided with towards the 311 direction projections of said first contact site and in said butt joint electronic cards 200 insertion process with said first contact site, 311 CONTACT WITH FRICTION to remove the grey piece 322 of scraping of insulation foreign matter on said first contact site 311.In this execution mode; Also be connected with the 3rd kink 326 between said second base portion 323 and said second contact site 321; Said the 3rd kink 326 is that court bends away from said first switch terminal, 31 directions, and said second contact site 321 extends towards said first switch terminal, 31 directions bending.
Saidly scrape grey piece 322 and comprise the contact-making surface 3221 that connects with said first contact site 311 and be the inclined plane 3222 that an angle of inclination is provided with said contact-making surface 3221, said contact-making surface 3221 and 3222 connections, said inclined plane are formed with in order to what remove insulation foreign matter on said first contact site 311 scrapes sword 3223.In this execution mode; Saidly scrape grey piece 322 and be the setting of U type; And the madial wall that said U type is scraped grey piece 322 forms in order to accommodate the groove 3224 of insulation foreign matter, and said groove 3224 runs through said contact-making surface 3221 from the thickness direction of said inclined plane 3222 depressions and said second contact site 321 in edge.
In sum; The card connector 100 of the utility model is scraped grey piece 322 through on second contact site 321 of said second switch terminal 32, being provided with; Make in butt joint electronic cards 200 insertion process; When second contact site 321 of said second switch terminal 32 is laterally pushed by butt joint electronic cards 200; Said scrape grey piece 322 can with first contact site, 311 CONTACT WITH FRICTION of said first switch terminal 31, thereby remove the insulation foreign matter on said first contact site 311, and then can prevent switch terminal 30 loose contacts and cause docking not Card Reader of electronic cards 200; Secondly the card connector 100 of the utility model is through being provided with the deceleration piece 46 that extends towards said slide block 41 directions from said insulating body 10 in said second accepting groove 12; Make when said slide block 41 is retreated under the effect of said spring 42; Said slide block 41 rubs with said deceleration piece 46, thereby slows down the astern speed of said slide block 41, at this moment docks also corresponding the reducing of astern speed of electronic cards 200; And then can reach and prevent to dock the purpose that electronic cards 200 flies card; Simultaneously said deceleration piece 46 is one-body molded with said insulating body 10, make that the manufacturing process of card connector 100 of the utility model is easy, and cost is lower.
Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although the utility model is specified with reference to preferred embodiment; Those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement the technical scheme of the utility model, and not break away from the spirit and the scope of the utility model technical scheme.
Claims (8)
1. card connector; Comprise insulating body, be installed in plurality of conductive terminals and pair of switches terminal in the said insulating body; Be provided with in the said insulating body in order to accommodate first accepting groove of butt joint electronic cards; Said switch terminal comprise first switch terminal and with the second switch terminal of the adjacent setting of first switch terminal; Said first switch terminal comprises first contact site; Said second switch terminal comprises with the adjacent setting of said first contact site and protrudes into second contact site in said first accepting groove, it is characterized in that: said second contact site be provided with towards the said first contact site direction projection and in butt joint electronic cards insertion process with the said first contact site CONTACT WITH FRICTION to remove the grey piece of scraping of insulation foreign matter on said first contact site.
2. card connector according to claim 1; It is characterized in that: said first switch terminal comprises that flat first base portion that is that is fixed on the said insulating body reaches first pin that stretches out said insulating body from first base portion, one distal process; Be connected with between said first base portion and said first pin and make said first base portion and vertically disposed first kink of said first pin, said first contact site extends from the other end of said first base portion and forms.
3. card connector according to claim 2 is characterized in that: said first contact site bends towards said second switch terminal direction from said first base portion.
4. card connector according to claim 1; It is characterized in that: said second switch terminal comprises that flat second base portion that is that is fixed on the said insulating body reaches second pin that stretches out said insulating body from second base portion, one distal process; Be connected with between said second base portion and said second pin and make that said second base portion and vertically disposed second kink of said second pin, said second contact site are that the other end from said second base portion protrudes in said first accepting groove.
5. card connector according to claim 4; It is characterized in that: also be connected with the 3rd kink between said second base portion and said second contact site; Towards bending away from the said first switch terminal direction, said second contact site bends towards the said first switch terminal direction from said the 3rd kink said the 3rd kink from said second base portion.
6. card connector according to claim 1; It is characterized in that: saidly scrape grey piece and comprise the contact-making surface that connects with said first contact site and be the inclined plane that an angle of inclination is provided with that said contact-making surface forms in order to remove the sword of scraping of the foreign matter that insulate on said first contact site with connection, said inclined plane with said contact-making surface.
7. card connector according to claim 6 is characterized in that: saidly scrape grey piece and be the setting of U type.
8. card connector according to claim 7 is characterized in that: the madial wall that said U type is scraped grey piece forms in order to accommodate the groove of insulation foreign matter, and said groove runs through said contact-making surface from the thickness direction of said second contact site of said inclined plane depression and edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220179676 CN202601897U (en) | 2012-04-25 | 2012-04-25 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220179676 CN202601897U (en) | 2012-04-25 | 2012-04-25 | Card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202601897U true CN202601897U (en) | 2012-12-12 |
Family
ID=47319416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220179676 Withdrawn - After Issue CN202601897U (en) | 2012-04-25 | 2012-04-25 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202601897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683960A (en) * | 2012-04-25 | 2012-09-19 | 昆山嘉华电子有限公司 | Card connector |
-
2012
- 2012-04-25 CN CN 201220179676 patent/CN202601897U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683960A (en) * | 2012-04-25 | 2012-09-19 | 昆山嘉华电子有限公司 | Card connector |
| CN102683960B (en) * | 2012-04-25 | 2014-07-02 | 昆山嘉华电子有限公司 | Card connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20140702 |
|
| RGAV | Abandon patent right to avoid regrant |