CN102683960B - Card connector - Google Patents
Card connector Download PDFInfo
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- CN102683960B CN102683960B CN201210123696.8A CN201210123696A CN102683960B CN 102683960 B CN102683960 B CN 102683960B CN 201210123696 A CN201210123696 A CN 201210123696A CN 102683960 B CN102683960 B CN 102683960B
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- contact site
- switch terminal
- base portion
- insulating body
- contact
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Abstract
The invention 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 present invention relates to a kind of card connector, relate in particular to a kind of card connector of scraping grey piece that arranges on switch terminal.
Background technology
The existing shielding casing that generally includes insulating body in order to receive the card connector of electronic cards, is immobilizated in some conducting terminals, pair of switch terminals and covering insulating body on insulating body.Described insulating body and shielding casing are formed with to accommodate the receiving space of electronic cards; Described conducting terminal comprises that one end extends in receiving space and extends the weld part outside insulating body with the contact site and the other end that coordinate with electronic cards; The movable terminal that described switch terminal comprises fixed terminal and matches with fixed terminal, described fixed terminal and movable terminal left and right are arranged in a side of insulating body, in electronic cards is inserted this card connector time, movable terminal is laterally pressed by electronic cards, thereby reaches and be electrically connected to realize detecting function with fixed terminal.
Better in order to make movable terminal and fixed terminal be electrically connected effect, existing card connector is provided with convex closure structure conventionally on the contact zone of movable terminal, but when card connector is after long-time use, insulation foreign matter can adhere in convex closure structure place, thereby cause switch terminal loose contact, and then cause the not phenomenon of Card Reader of electronic cards.
In view of this, be necessary existing card connector to be improved, to address the above problem.
Summary of the invention
The object of the present invention is to provide a kind of novel card connector, this card connector can effectively strike off the insulation foreign matter on switch terminal, thereby prevents switch terminal loose contact.
For achieving the above object, a kind of card connector of the present invention, comprise insulating body, be arranged on some conducting terminals and pair of switch terminals in described insulating body, in described insulating body, be provided with to accommodate the first accepting groove of docking electronic cards, described switch terminal comprises the first switch terminal and the second switch terminal with the adjacent setting of the first switch terminal, described the first switch terminal comprises the first contact site, described second switch terminal comprises with the adjacent setting of described the first contact site and protrudes into the second contact site in described the first accepting groove, described the second contact site is provided with towards described the first contact site direction projection, and in docking electronic cards insertion process with described the first contact site CONTACT WITH FRICTION to remove the grey piece of scraping of foreign matter that insulate on described the first contact site, describedly scrape grey piece and comprise the contact-making surface that connects with described the first contact site and be with described contact-making surface the inclined plane that an angle of inclination arranges, described contact-making surface and connection, described inclined plane form the sword of scraping in order to remove the foreign matter that insulate on described the first contact site, describedly scrape grey piece and be U-shaped setting, the described U-shaped madial wall of scraping grey piece forms the groove in order to accommodate insulation foreign matter, described groove is from described inclined plane depression and run through described contact-making surface along the thickness direction of described the second contact site.
As a further improvement on the present invention, described the first switch terminal comprises and is fixed on being flat the first base portion and stretching out the first pin of described insulating body from first base portion one end on described insulating body, between described the first base portion and described the first pin, be connected with and make described the first base portion and vertically disposed the first kink of described the first pin, described the first contact site extends and forms from the other end of described the first base portion.
As a further improvement on the present invention, described the first contact site bends towards described second switch terminal direction from described the first base portion.
As a further improvement on the present invention, described second switch terminal comprises and is fixed on being flat the second base portion and stretching out the second pin of described insulating body from second base portion one end on described insulating body, between described the second base portion and described the second pin, be connected with and make described the second base portion and vertically disposed the second kink of described the second pin, described the second contact site is in the other end of described the second base portion protrudes into described the first accepting groove.
As a further improvement on the present invention, between described the second base portion and described the second contact site, be also connected with the 3rd kink, described the 3rd kink is from described the second base portion towards bending away from described the first switch terminal direction, and described the second contact site bends towards described the first switch terminal direction from described the 3rd kink.
Compared with prior art, advantage of the present invention is: card connector of the present invention by arranging and scrape grey piece on the second contact site of described second switch terminal, make in docking electronic cards insertion process, described scrape grey piece can with the first contact site CONTACT WITH FRICTION of described the first switch terminal, thereby remove the insulation foreign matter on described the first contact site, and then can prevent switch terminal loose contact and cause docking not Card Reader of electronic cards.
Brief description of the drawings
Fig. 1 is the schematic perspective view of card connector of the present invention.
Fig. 2 is the part three-dimensional exploded view of card connector shown in Fig. 1.
Fig. 3 is that card connector shown in Fig. 2 does not pack trip mechanism into and do not insert the part combination schematic diagram that docks electronic cards.
Fig. 4 is that card connector shown in Fig. 3 packs trip mechanism into and inserts the part combination schematic diagram after docking electronic cards.
Fig. 5 is the schematic perspective view of the pair of switch terminals of card connector shown in Fig. 1.
Fig. 6 is the schematic perspective view of second switch terminal in pair of switch terminals shown in Fig. 5.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearer, describe the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to Figure 3, card connector 100 of the present invention, it is Micro SD card in order to the docking electronic cards 200(that pegs graft in the present embodiment).Described card connector 100 comprises insulating body 10, is contained in some conducting terminals 20 and the pair of switch terminals 30 in described insulating body 10 and is installed on the trip mechanism 40 on described insulating body 10.In described insulating body 10, be provided with to accommodate the first accepting groove 11 of described docking electronic cards 200 and in order to accommodate the second accepting groove 12 of described trip mechanism 40, described the first accepting groove 11 and the adjacent setting of described the second accepting groove 12.Described in each, conducting terminal 20 comprises that one end extends in described the first accepting groove 11 and extends the weld part 22 outside described insulating body 10 with the contact site 21 and the other end that coordinate with described docking electronic cards 200.
As Fig. 4 and in conjunction with as shown in Fig. 2, the spring 42 that described trip mechanism 40 comprises slide block 41 and is immobilizated between described slide block 41 and described insulating body 10 and described slide block 41 is moved in the interior advance and retreat of described insulating body 10.Described slide block 41 comprises with described and docks the abutting part 43 that electronic cards 200 connects, and described abutting part 43 comprises with described and docks the bearing surface 431 that electronic cards 200 connects; Described slide block 41 also comprises that diameter is less than the first fixed leg 44 of described spring 42 diameters, one side of described the second accepting groove 12 is provided with towards described the first fixed leg 44 extends and diameter is less than the second fixed leg 45 of described spring 42 diameters, described spring 42 is located on described the first fixed leg 44 and described the second fixed leg 45, and one end of described spring 42 is fixed on described the first fixed leg 44, and the other end of described spring 42 is fixed on described the second fixed leg 45.
Described trip mechanism 40 also comprises the deceleration piece 46 that extends and rub mutually to slow down with described slide block 41 described slide block 41 astern speeds from described insulating body 10 towards described slide block 41 directions in described slide block 41 fallback procedures, described insulating body 10 is provided with the sidewall 13 that is positioned at described the second accepting groove 12 outsides, described deceleration piece 46 from described sidewall 13 towards described the second accepting groove 12 direction projections.Described deceleration piece 46 comprises the interference surface being obliquely installed 461 connecting with described slide block 41, and described deceleration piece 46 is widened gradually along described slide block 41 exit axis.
Described trip mechanism 40 further comprises and the described snap close shell fragment 47 that docks electronic cards 200 phase clasps, described snap close shell fragment 47 comprises U-shaped fixed part 471 and the latch part 472 in described U-shaped fixed part 471 one end protrude into described the first accepting groove 11, in present embodiment, the V-shaped setting of described latch part 472.
As Fig. 5 and Fig. 6 and in conjunction with as shown in Fig. 2, described switch terminal 30 comprises the first switch terminal 31 and the second switch terminal 32 with described the first switch terminal 31 adjacent settings.Described the first switch terminal 31 comprises and is fixed on the first contact site 311 that is flat the first base portion 312, stretches out the first pin 313 of described insulating body 10 from described first base portion 312 one end, extends towards described second switch terminal 32 directions bendings from described first base portion 312 other ends on described insulating body 10 and connects described the first base portion 312 with described the first pin 313 and make described the first base portion 312 and vertically disposed the first kink 314 of described the first pin 313.
Described second switch terminal 32 comprises and is fixed on being flat the second base portion 323, stretching out the second pin 324 of described insulating body 10 from described second base portion 323 one end, protrude into the second contact site 321 in described the first accepting groove 11 and connect described the second base portion 323 with described the second pin 324 and make described the second base portion 323 and vertically disposed the second kink 325 of described the second pin 324 from described second base portion 323 other ends on described insulating body 10.Wherein said the second contact site 321 and the adjacent setting of described the first contact site 311, and described the second contact site 321 be provided with towards described the first contact site 311 direction projections and in described docking electronic cards 200 insertion process with described the first contact site 311 CONTACT WITH FRICTION to remove the grey piece 322 of scraping of foreign matter that insulate on described the first contact site 311.In present embodiment, between described the second base portion 323 and described the second contact site 321, be also connected with the 3rd kink 326, described the 3rd kink 326 is towards bending away from described the first switch terminal 31 directions, and described the second contact site 321 extends towards described the first switch terminal 31 directions bendings.
Describedly scrape grey piece 322 and comprise the contact-making surface 3221 that connects with described the first contact site 311 and be with described contact-making surface 3221 inclined plane 3222 that an angle of inclination arranges, described contact-making surface 3221 and 3222 connections, described inclined plane be formed with to remove on described the first contact site 311, insulate foreign matter scrape sword 3223.In present embodiment, describedly scrape grey piece 322 and be U-shaped setting, and the described U-shaped madial wall of scraping grey piece 322 forms the groove 3224 in order to accommodate insulation foreign matter, and described groove 3224 caves in from described inclined plane 3222 and runs through described contact-making surface 3221 along the thickness direction of described the second contact site 321.
In sum, card connector 100 of the present invention by arranging and scrape grey piece 322 on the second contact site 321 of described second switch terminal 32, make in docking electronic cards 200 insertion process, when the second contact site 321 of described second switch terminal 32 is laterally pressed by docking electronic cards 200, described scrape grey piece 322 can with the first contact site 311 CONTACT WITH FRICTION of described the first switch terminal 31, thereby remove the insulation foreign matter on described the first contact site 311, and then can prevent switch terminal 30 loose contacts and cause docking not Card Reader of electronic cards 200, secondly card connector 100 of the present invention by being provided with the deceleration piece 46 extending towards described slide block 41 directions from described insulating body 10 in described the second accepting groove 12, when described slide block 41 is retreated under the effect of described spring 42, described slide block 41 rubs with described deceleration piece 46, thereby slow down the astern speed of described slide block 41, at this moment dock also corresponding the reducing of astern speed of electronic cards 200, and then can reach the object that prevents docking electronic cards 200 and fly card, simultaneously described deceleration piece 46 is one-body molded with described insulating body 10, make the manufacturing process of card connector 100 of the present invention easy, and cost is lower.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not depart from the spirit and scope of technical solution of the present invention.
Claims (5)
1. a card connector, comprise insulating body, be arranged on some conducting terminals and pair of switch terminals in described insulating body, in described insulating body, be provided with to accommodate the first accepting groove of docking electronic cards, described switch terminal comprises the first switch terminal and the second switch terminal with the adjacent setting of the first switch terminal, described the first switch terminal comprises the first contact site, described second switch terminal comprises with the adjacent setting of described the first contact site and protrudes into the second contact site in described the first accepting groove, it is characterized in that: described the second contact site is provided with towards described the first contact site direction projection, and in docking electronic cards insertion process with described the first contact site CONTACT WITH FRICTION to remove the grey piece of scraping of foreign matter that insulate on described the first contact site, describedly scrape grey piece and comprise the contact-making surface that connects with described the first contact site and be with described contact-making surface the inclined plane that an angle of inclination arranges, described contact-making surface and connection, described inclined plane form the sword of scraping in order to remove the foreign matter that insulate on described the first contact site, describedly scrape grey piece and be U-shaped setting, the described U-shaped madial wall of scraping grey piece forms the groove in order to accommodate insulation foreign matter, described groove is from described inclined plane depression and run through described contact-making surface along the thickness direction of described the second contact site.
2. card connector according to claim 1, it is characterized in that: described the first switch terminal comprises and is fixed on being flat the first base portion and stretching out the first pin of described insulating body from first base portion one end on described insulating body, between described the first base portion and described the first pin, be connected with and make described the first base portion and vertically disposed the first kink of described the first pin, described the first contact site extends and forms from the other end of described the first base portion.
3. card connector according to claim 2, is characterized in that: described the first contact site bends towards described second switch terminal direction from described the first base portion.
4. card connector according to claim 1, it is characterized in that: described second switch terminal comprises and is fixed on being flat the second base portion and stretching out the second pin of described insulating body from second base portion one end on described insulating body, between described the second base portion and described the second pin, be connected with and make described the second base portion and vertically disposed the second kink of described the second pin, described the second contact site is in the other end of described the second base portion protrudes into described the first accepting groove.
5. card connector according to claim 4, it is characterized in that: between described the second base portion and described the second contact site, be also connected with the 3rd kink, described the 3rd kink is from described the second base portion towards bending away from described the first switch terminal direction, and described the second contact site bends towards described the first switch terminal direction from described the 3rd kink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123696.8A CN102683960B (en) | 2012-04-25 | 2012-04-25 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123696.8A CN102683960B (en) | 2012-04-25 | 2012-04-25 | Card connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102683960A CN102683960A (en) | 2012-09-19 |
| CN102683960B true CN102683960B (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210123696.8A Active CN102683960B (en) | 2012-04-25 | 2012-04-25 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102683960B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI684195B (en) * | 2019-01-19 | 2020-02-01 | 百容電子股份有限公司 | Electromagnetic relay and its manufacturing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6899557B2 (en) * | 2001-04-23 | 2005-05-31 | Molex Incorporated | Detection switch mounted in a card socket |
| CN2854856Y (en) * | 2005-11-30 | 2007-01-03 | 上海莫仕连接器有限公司 | Electronic card connector |
| CN201425993Y (en) * | 2009-04-14 | 2010-03-17 | 钜航科技股份有限公司 | Lap joint type contacting unit of card connector |
| CN201508932U (en) * | 2009-08-27 | 2010-06-16 | 泰硕电子股份有限公司 | Card connector having detecting terminal group with scraping effect |
| CN202601897U (en) * | 2012-04-25 | 2012-12-12 | 昆山嘉华电子有限公司 | Card connector |
-
2012
- 2012-04-25 CN CN201210123696.8A patent/CN102683960B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6899557B2 (en) * | 2001-04-23 | 2005-05-31 | Molex Incorporated | Detection switch mounted in a card socket |
| CN2854856Y (en) * | 2005-11-30 | 2007-01-03 | 上海莫仕连接器有限公司 | Electronic card connector |
| CN201425993Y (en) * | 2009-04-14 | 2010-03-17 | 钜航科技股份有限公司 | Lap joint type contacting unit of card connector |
| CN201508932U (en) * | 2009-08-27 | 2010-06-16 | 泰硕电子股份有限公司 | Card connector having detecting terminal group with scraping effect |
| CN202601897U (en) * | 2012-04-25 | 2012-12-12 | 昆山嘉华电子有限公司 | Card connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102683960A (en) | 2012-09-19 |
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Effective date of registration: 20190320 Address after: 325608 District B-8, Hongqiao Science and Technology Innovation Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Yueqing City Jia get Electronics Co., Ltd. Address before: No. 188 Yuyang Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Kunshan Jiahua Electronics Co., Ltd. |