CN104779463A - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN104779463A CN104779463A CN201510188203.2A CN201510188203A CN104779463A CN 104779463 A CN104779463 A CN 104779463A CN 201510188203 A CN201510188203 A CN 201510188203A CN 104779463 A CN104779463 A CN 104779463A
- Authority
- CN
- China
- Prior art keywords
- shell fragment
- card connector
- contact site
- connecting portion
- connector according
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a card connector. The card connector comprises an insulating main body and a plurality of terminals fixed in the insulating main body, wherein the terminals comprise fixed parts fixed in the insulating main body, weld legs extending from one ends of the fixed parts, and elastic arms formed at the other ends of the fixed parts; the insulating main body has a bearing surface for bearing an electronic card; the elastic arms comprise first elastic sheets and second elastic sheets which are arranged in parallel and extend in the same direction; first contact parts electrically connected with the electronic card are formed on the first elastic sheets; guide parts are formed on the second elastic sheets; the guide parts are lower than the first contact parts; free tail ends not higher than the bearing surfaces are formed on the guide parts; lap joint parts laterally extending and in lap joint below the guide parts are arranged on the first elastic sheets. The card connector disclosed by the invention can effectively avoid the situation that when the electronic card is inserted, the terminal is collided and squeezed by the electronic card, and meanwhile, is stable in structure and good in electric contact.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of card connector.
Background technology
The nano-SIM card of new generation of current release compared to traditional SIM card and micro-SIM card structure more small and exquisite, function application is more comprehensive.The existing card connector structure matched is various, and the end of metal terminal, mostly higher than the loading end of insulating body, easily occurs that when coordinating grafting with above-mentioned electronic cards terminal is collided by electronic cards and squeezes the phenomenon that collapses; On the other hand, the downward active force that terminal applies by electronic cards, of long duration, instability in electrical contact may be there is.
Given this, be necessary to provide a kind of new card connector.
Summary of the invention
The object of the present invention is to provide a kind of card connector, terminal effectively can be avoided to be squeezed by electronic cards collision and collapse, Stability Analysis of Structures, well in electrical contact simultaneously.
For achieving the above object, the invention provides a kind of card connector, comprise insulating body and be fixed on the some terminals in insulating body, described terminal comprises the fixed part be fixed in described insulating body, the leg extended to form from one end of described fixed part and is formed at the elastic arm of the described fixed part other end, described insulating body has the loading end carrying electronic cards, and described elastic arm comprises juxtaposition and the first shell fragment extended in the same way and the second shell fragment; Described first shell fragment is formed with the first contact site in order to be electrically connected with electronic cards; Described second shell fragment is formed with the guidance part exceeding described first contact site at the bearing of trend of described elastic arm, and described guidance part arranges lower than described first contact site and is formed not higher than the free terminal of described loading end; Described first shell fragment also has and extends laterally and the clinch be overlapped in below described second shell fragment.
As a further improvement on the present invention, described first shell fragment also comprises the extension tilting to extend to form between described first contact site and loading end, and described clinch is extended laterally by described extension and formed.
As a further improvement on the present invention, the length of described guidance part is greater than the length of described extension.
As a further improvement on the present invention, described second shell fragment is also formed with the second contact site compared to the highest point of loading end, and described second contact site is connected with described guidance part one end near fixed part, and described second contact site is lower than the first contact site.
As a further improvement on the present invention, described second contact site exceeds described first contact site on the bearing of trend of described elastic arm.
As a further improvement on the present invention, described clinch is overlapped on the below of described second contact site.
As a further improvement on the present invention, described elastic arm also comprises the base portion connecting described fixed part and the first shell fragment and the second shell fragment.
As a further improvement on the present invention, described base portion comprises the first connecting portion and the second connecting portion that connect the first shell fragment and the second shell fragment respectively, and described first connecting portion and the second connecting portion be arranged in parallel.
As a further improvement on the present invention, described second connecting portion is in the top of described first connecting portion, and described base portion also comprises the kink be formed between described first connecting portion and the second connecting portion.
As a further improvement on the present invention, described free terminal is formed with the free end face be set in parallel with described loading end.
The invention has the beneficial effects as follows: card connector of the present invention is when with electronic cards grafting, because the free terminal of the second shell fragment is not higher than loading end, first electronic cards touches described guidance part and can not touch described free terminal, under the effect of described guidance part, electronic cards continues the first contact site be advanced into described first shell fragment and completes electric connection, and described first shell fragment also has the clinch be overlapped in below described guidance part.By this, described card connector can effectively avoid terminal to be collided crowded collapsing by electronic cards, and Stability Analysis of Structures, well in electrical contact simultaneously.
Accompanying drawing explanation
Fig. 1 is card connector three-dimensional structure diagram of the present invention;
Fig. 2 is card connector vertical view of the present invention;
Fig. 3 is card connector upward view of the present invention;
Fig. 4 is card connector end view of the present invention;
Fig. 5 is the resilient arm structure figure of card connector terminal of the present invention;
Fig. 6 is another angled arrangement of elastic arm figure of card connector terminal of the present invention;
Fig. 7 is the structural representation that card connector of the present invention is assembled to circuit board.
Embodiment
Describe the present invention below with reference to execution mode shown in the drawings.But this execution mode does not limit the present invention, the structure that those of ordinary skill in the art makes according to these execution modes, method or conversion functionally are all included in protection scope of the present invention.Described " height ", " low ", " on ", D score position relationship is all using the description that the loading end of described insulating body does as level reference upwards.
Figure 1 shows that the structural representation of card connector 100 of the present invention, described card connector 100 comprises insulating body 1 and is fixed on some terminals in insulating body 1.Terminal described in each comprises the fixed part (not shown) be fixed in described insulating body 1, the leg 21 extended to form from one end of described fixed part and is formed at the elastic arm 22 of the described fixed part other end, and described insulating body 1 has the loading end 11 carrying electronic cards.
Referring to Fig. 1 to Fig. 6, described elastic arm 22 comprises juxtaposition and the first shell fragment 221, second shell fragment 222 extended in the same way and connect the base portion 223 of described fixed part and the first shell fragment 221 and the second shell fragment 222.
Described first shell fragment 221 is formed with the first contact site 2211 be electrically connected in order to electronic cards and the extension 2212 tilting to extend between described first contact site 2211 and loading end 11.Described second shell fragment 222 is formed with the guidance part 2221 exceeding described extension 2212 at the bearing of trend of described elastic arm 22, and the length of described guidance part 2221 is greater than the length of described extension 2212.Described second shell fragment 222 is also formed with the second contact site 2222 compared to the highest point of loading end 11, described second contact site 2222 is connected near one end of fixed part with described guidance part 2221, described second contact site 2222 is lower than the first contact site 2211, and described second contact site 2222 exceeds described first contact site 2211 on the bearing of trend of described elastic arm 22.
Described guidance part 2221 arranges lower than described second contact site 2222 and is formed not higher than the free terminal 2223 of described loading end 11, and described free terminal 2223 is formed with the free end face 2224 be set in parallel with described loading end 11.Described extension 2212 also has and extends laterally and the clinch 2213 be overlapped in below described second contact site 2222, the bearing of trend of described extension 2212 is perpendicular to the bearing of trend of described elastic arm 22, and the length that described clinch 2213 extends laterally is less than the width of described guidance part 2221.
Described base portion 223 has the first connecting portion 2231 and the second connecting portion 2232 connecting described first shell fragment 221 and the second shell fragment 222 respectively.Described base portion 223 has 180 degree of foldable structures to make described first connecting portion 2231 and the second connecting portion 2232 be set in parallel and described second connecting portion 2232 is positioned at the top of described first connecting portion 2231 along the bearing of trend of described elastic arm 22.Described base portion 223 also comprises the kink 2233 be formed between described first connecting portion 2231 and the second connecting portion 2232.Described second connecting portion 2232 and described second shell fragment 222 connected thereof are all set to lower than described first contact site 2211.
Described first shell fragment 221 also has the first elastic body 2214 being connected to described first connecting portion 2231; Described second shell fragment 222 also has the second elastic body 2225 being connected to described second connecting portion 2232.Described first elastic body 2214 and the second elastic body 2225 are all inclined upwardly along the bearing of trend of described elastic arm 22 and extend and the angle of inclination of described first elastic body 2214 is greater than the angle of inclination of described second elastic body 2225, and the length of described first elastic body 2214 is less than the length of described second elastic body 2225.
Be illustrated in figure 7 the structural representation that card connector 100 of the present invention is assembled to circuit board 200.The upper surface that described leg 21 is soldered to described circuit board 200 completes electric connection.Composition graphs 1 to Fig. 6, can find out that described card connector 100 comprises three groups of terminals of arranging successively along its grafting direction, often organizes terminal and comprises symmetrical pair of terminal, and the elastic arm 22 of described symmetrical pair of terminal is extended in Eight characters symmetry.
In sum, card connector 100 of the present invention is when with electronic cards grafting, because free terminal 2223 is not higher than the loading end 11 of described insulating body 1, thus first electronic cards touches the guidance part 2221 of described second shell fragment 222 and can not touch described free terminal 2223, under the effect of described guidance part 2221, electronic cards continues the first contact site 2211 be advanced into described first shell fragment 221 and completes electric connection, and the first contact site 2211 is compressed rear electronic cards downwards touches the second contact site 2222 simultaneously, described first shell fragment 221 also has the clinch 2213 be overlapped in below described guidance part 2221.By this, terminal effectively can be avoided to be squeezed by electronic cards collision and collapse, Stability Analysis of Structures, well in electrical contact simultaneously.
Be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, technical scheme in described execution mode also through appropriate change, can form other execution modes that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for feasibility execution mode of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (10)
1. a card connector, comprise insulating body and be fixed on the some terminals in insulating body, described terminal comprises the fixed part be fixed in described insulating body, the leg extended to form from one end of described fixed part and is formed at the elastic arm of the described fixed part other end, described insulating body has the loading end carrying electronic cards, it is characterized in that: described elastic arm comprises juxtaposition and the first shell fragment extended in the same way and the second shell fragment; Described first shell fragment is formed with the first contact site in order to be electrically connected with electronic cards; Described second shell fragment is formed with the guidance part exceeding described first contact site at the bearing of trend of described elastic arm, and described guidance part arranges lower than described first contact site and is formed not higher than the free terminal of described loading end; Described first shell fragment also has and extends laterally and the clinch be overlapped in below described second shell fragment.
2. card connector according to claim 1, is characterized in that: described first shell fragment also comprises the extension tilting to extend to form between described first contact site and loading end, and described clinch is extended laterally by described extension and formed.
3. card connector according to claim 2, is characterized in that: the length of described guidance part is greater than the length of described extension.
4. card connector according to claim 1, it is characterized in that: described second shell fragment is also formed with the second contact site compared to the highest point of loading end, described second contact site is connected with described guidance part one end near fixed part, and described second contact site is lower than the first contact site.
5. card connector according to claim 4, is characterized in that: described second contact site exceeds described first contact site on the bearing of trend of described elastic arm.
6. card connector according to claim 4, is characterized in that: described clinch is overlapped on the below of described second contact site.
7. card connector according to claim 1, is characterized in that: described elastic arm also comprises the base portion connecting described fixed part and the first shell fragment and the second shell fragment.
8. card connector according to claim 7, is characterized in that: described base portion comprises the first connecting portion and the second connecting portion that connect the first shell fragment and the second shell fragment respectively, and described first connecting portion and the second connecting portion be arranged in parallel.
9. card connector according to claim 8, is characterized in that: described second connecting portion is in the top of described first connecting portion, and described base portion also comprises the kink be formed between described first connecting portion and the second connecting portion.
10. card connector according to claim 1, is characterized in that: described free terminal is formed with the free end face be set in parallel with described loading end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188203.2A CN104779463B (en) | 2015-04-20 | 2015-04-20 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188203.2A CN104779463B (en) | 2015-04-20 | 2015-04-20 | Card connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104779463A true CN104779463A (en) | 2015-07-15 |
| CN104779463B CN104779463B (en) | 2017-06-30 |
Family
ID=53620790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510188203.2A Active CN104779463B (en) | 2015-04-20 | 2015-04-20 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104779463B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090275237A1 (en) * | 2008-05-04 | 2009-11-05 | Cheng Uei Precision Industry Co., Ltd. | SIM Card Connector |
| US20100178807A1 (en) * | 2009-01-09 | 2010-07-15 | Kazuya Hashimoto | Card connector |
| CN201608323U (en) * | 2010-02-05 | 2010-10-13 | 昆山杰顺通精密组件有限公司 | Card seat terminal spring sheet |
| CN203288813U (en) * | 2013-06-06 | 2013-11-13 | 深圳市长盈精密技术股份有限公司 | Conductive terminal and electronic card connector provided with same |
| JP2014216278A (en) * | 2013-04-30 | 2014-11-17 | 日本圧着端子製造株式会社 | Card connector |
| CN104300260A (en) * | 2014-10-17 | 2015-01-21 | 昆山嘉华电子有限公司 | Card connector |
| CN204130829U (en) * | 2014-07-21 | 2015-01-28 | 东莞市星擎电子科技有限公司 | A kind of anti-mis-insertion MICRO-SIM deck |
| CN204577667U (en) * | 2015-04-20 | 2015-08-19 | 昆山嘉华精密工业有限公司 | Card connector |
-
2015
- 2015-04-20 CN CN201510188203.2A patent/CN104779463B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090275237A1 (en) * | 2008-05-04 | 2009-11-05 | Cheng Uei Precision Industry Co., Ltd. | SIM Card Connector |
| US20100178807A1 (en) * | 2009-01-09 | 2010-07-15 | Kazuya Hashimoto | Card connector |
| CN201608323U (en) * | 2010-02-05 | 2010-10-13 | 昆山杰顺通精密组件有限公司 | Card seat terminal spring sheet |
| JP2014216278A (en) * | 2013-04-30 | 2014-11-17 | 日本圧着端子製造株式会社 | Card connector |
| CN203288813U (en) * | 2013-06-06 | 2013-11-13 | 深圳市长盈精密技术股份有限公司 | Conductive terminal and electronic card connector provided with same |
| CN204130829U (en) * | 2014-07-21 | 2015-01-28 | 东莞市星擎电子科技有限公司 | A kind of anti-mis-insertion MICRO-SIM deck |
| CN104300260A (en) * | 2014-10-17 | 2015-01-21 | 昆山嘉华电子有限公司 | Card connector |
| CN204577667U (en) * | 2015-04-20 | 2015-08-19 | 昆山嘉华精密工业有限公司 | Card connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104779463B (en) | 2017-06-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |