CN200994012Y - Electronic card connector - Google Patents
Electronic card connector Download PDFInfo
- Publication number
- CN200994012Y CN200994012Y CNU200720047197XU CN200720047197U CN200994012Y CN 200994012 Y CN200994012 Y CN 200994012Y CN U200720047197X U CNU200720047197X U CN U200720047197XU CN 200720047197 U CN200720047197 U CN 200720047197U CN 200994012 Y CN200994012 Y CN 200994012Y
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- CN
- China
- Prior art keywords
- electronic card
- elastic portion
- hole
- conducting terminal
- base frame
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an electronic card connector comprising an insulated base and a plurality of conducting terminals. The bottom of the insulated base is provided with a plurality of terminal accommodating grooves used to house corresponding conducting terminals. A terminal accommodating groove comprises a through hole and a retaining slot communicated with the through hole. The through hole penetrates the insulated body from bottom to top. A conducting terminal has a flexible part, a bent part and a mounting part. The bent part connects the flexible part and the mounting part. The free end of the flexible part is provided with a contact part that protrudes beyond the through hole. The contact part consists of two connection parts and a column part. The column part is semicolumn and the connection parts are a quarter of a spheric face. Each side of the column part is connected with a connection part. The design, for one thing, allows the electronic card to be inserted in any direction, and for another provides a large contact surface between the conducting terminals and the electronic card, ensuring the stable transmission of electronic signals between the electronic card connector and the electronic card.
Description
Affiliated technical field
The utility model relates to a kind of electronic card coupler, relates in particular to a kind of electronic card coupler with special terminal structure.
Background technology
Traditional electronic card coupler comprises an insulating base frame and plurality of conductive terminals, insulating base frame has faying surface, faying surface contacts with the surface that electronic cards has signal terminal, another surface with respect to faying surface is assembling face, assembling face is contacted with circuit board, and faying surface is provided with plurality of opening and connects to assembling face; Conducting terminal is formed by the sheet metal bending of strip, and conducting terminal has elastic portion.One end of elastic portion extends to form contact site, and this contact site protrudes from the perforate of faying surface and is communicated with the signal terminal of electronic cards, and the other end of elastic portion is provided with installation portion.Installation portion is fixedly arranged on assembling face, and thus, conducting terminal is assembled in the insulating base frame.
Above-mentioned electronic card coupler, the contact site of conducting terminal is formed by the strip sheet metal bending, can only bear the active force that becomes parallel direction with sheet metal, and therefore, electronic cards can only be inserted along the direction parallel with sheet metal.If the direction of user's plug-in card is deviation to some extent, make that the direction that is subjected to force direction and sheet metal of contact site is not parallel, conducting terminal can depart from perforate, and then electronic cards can not be inserted the signal terminal of electronic card coupler or electronic cards can not reach stable signal of telecommunication transmission with the contact site of conducting terminal; In addition, form because contact site is bent by strip sheet metal, so the contact area of contact site and external electric subcard is very little, the transmission that the signal of telecommunication can not be more stable between contact site and electronic cards.
Present another kind of technology is on above-mentioned technical foundation, contact site is designed to dome shape, though this kind design is more convenient than preceding a kind of technology on the plug-in card mode, but, after electronic cards is inserted electronic card coupler, electronic cards can only contact with very little a part of area of sphere all the time, can not make the signal of telecommunication better transmission between electronic cards and electronic card coupler.
The utility model content
Main purpose of the present utility model is to provide a kind of electronic card coupler at the defective that the above-mentioned background technology exists, be not subjected to the restriction of direction of insertion in the time of can making electronic cards insert this connector, simultaneously, this design can also be guaranteed signal of telecommunication transmission stable between this connector and the electronic cards for providing bigger contact area between the conducting terminal of electronic card coupler and the electronic cards.
Another purpose of the present utility model is the conducting terminal that a kind of electronic card coupler is provided at the defective that the above-mentioned background technology exists, after this conducting terminal is installed in electronic card coupler, the contact site of conducting terminal and external electrical clamping are touched, thereby, guarantee signal of telecommunication transmission stable between this connector and the electronic cards for electronic card coupler and external electric subcard provide bigger contact area.
For reaching above-mentioned purpose, electronic card coupler provided by the utility model comprises: insulating base frame, the insulating base frame lower surface offers the plurality of terminals accepting groove, terminal containing slot comprises through hole and the butt groove that is communicated with through hole, and through hole upwards is through to the upper surface of insulating base frame by the lower surface of insulating base frame; And plurality of conductive terminals, being installed in the terminal containing slot, conducting terminal has elastic portion, kink and installation portion.Kink connects elastic portion and installation portion.The free end of elastic portion protrudes out the contact site of through hole protruding upward, contact site is made of two connecting portions and a cylindrical portion, cylindrical portion has the top line that is positioned at the elastic portion top and extends in parallel with elastic portion, cylindrical portion smoothly is the arcuation extension to both sides in the top line symmetry and forms, and the bottom of its bottom and elastic portion is in the same plane, the cylindrical portion two ends smoothly extend to respectively with the elastic portion bottom and are positioned at place, same plan position approach and form described connecting portion, in present embodiment, this cylindrical portion is semi-cylindrical, and connecting portion is 1/4th dome shape.
In sum, after conducting terminal inserts electronic card coupler, on the one hand, since the particular design of cylindrical portion, when contact site protrudes from through hole, cylindrical portion contact external electric subcard, therefore, than the design of the sphere in the background technology, can provide bigger contact area for the conducting terminal and the electronic cards of electronic card coupler, guarantee signal of telecommunication transmission stable between this connector and the electronic cards.On the other hand, when the external electric subcard inserts electronic card coupler from any direction, can both press down this contact site simultaneously and enter electronic card coupler, can insert electronic cards from any direction along the curved surface slip of contact site.
Description of drawings
In Figure of description:
Fig. 1 is the three-dimensional exploded view of the utility model electronic card coupler;
Fig. 2 is the upward view of the insulating base frame of the utility model electronic card coupler;
Fig. 3 is the stereogram of the conducting terminal of the utility model electronic card coupler;
Fig. 4 (A) is the insulating base frame and the conducting terminal assembling schematic diagram of the utility model electronic card coupler;
Fig. 4 (B) is the stereogram of the utility model electronic card coupler;
Fig. 5 is the constitutional diagram of the utility model electronic card coupler and external electric subcard.
The description of reference numerals of each element is as follows among the figure:
Baffle plate 123 butt grooves 13
Fixing hole 131 conducting terminals 20
Contact site 211 connecting portions 2111
Kink 22 installation portions 23
Fixed arm 231 bonding pads 232
Embodiment
By describing technology contents of the present utility model, structural feature in detail, being reached purpose and effect, below in conjunction with embodiment and cooperate graphic detailed description the in detail.
See also Fig. 1, the utility model electronic card coupler 100 comprises insulating base frame 10 and plurality of conductive terminals 20.
See also Fig. 2 and in conjunction with Fig. 1, the lower surface 101 of insulating base frame 10 upwards offers some terminal containing slots 11 that are arranged, terminal containing slot 11 comprises through hole 12 and the butt groove 13 that is communicated with through hole 12.Through hole 12 upwards is through to the upper surface 102 of insulating base frame 10 by the lower surface 101 of insulating base frame 10, through hole 12 forms a groove 121 in horizontal direction and intersection, insulating base frame 10 edge, groove 121 roughly is positioned on the straight line with butt groove 13, and through hole 12 bottoms respectively are provided with a triangle block 122 for four jiaos.Vertically be connected with a baffle plate 123 near between two triangle blocks 122 of groove 121 1 sides.Butt groove 13 rectangular body shapes, butt groove 13 bilateral symmetry are provided with fixing hole 131.
See also Fig. 3 and Fig. 1, conducting terminal 20 shape that takes the shape of the letter U has elastic portion 21, kink 22 and installation portion 23.Kink 22 connects elastic portion 21 and installation portion 23.The free end of elastic portion 21 upwards protrudes out and forms a contact site 211, and this contact site 211 is a convex surface, is made of two connecting portions 2111 and a cylindrical portion 2112.Cylindrical portion 2112 has the top line 210 that is positioned at elastic portion 21 tops and extends in parallel with elastic portion 21, cylindrical portion 2112 smoothly is the arcuation extension to top line 210 both sides in top line 210 symmetries and forms, and the bottom of its bottom and elastic portion 21 is in the same plane, cylindrical portion 2112 two ends smoothly extend to respectively with elastic portion 21 bottoms and are positioned at place, same plan position approach and form described connecting portion 2111, in present embodiment, this cylindrical portion 2112 is semi-cylindrical, and connecting portion 2111 is 1/4th dome shape.Contact site 211 is connected with fixture block 212 away from connecting portion 2111 ends of elastic portion 21, fixture block 212 T-shaped shapes.Also upwards be bent to form fixed arm 231 after installation portion 23 both sides stretch out respectively, installation portion 23 ends extend to form bonding pad 232.
See also Fig. 4 (A), Fig. 4 (B) and Fig. 5, when plurality of conductive terminals 20 was assembled in the insulating base frame 10, conducting terminal 20 inserted in the insulating base frame 10 from the lower surface 101 of the pedestal 10 that insulate.Wherein, elastic portion 21, kink 22 and installation portion 23 are housed in butt groove 13 and the through hole 12.Contact site 211 parts are protruding upward in through hole 12.Fixture block 212 is resisted against on the baffle plate 123 that triangle block 122 reaches with triangle block 122 is connected of through hole 12.The fixed arm 231 of installation portion 23 inserts in the fixing hole 131 of butt groove 13 both sides.Bonding pad 232 is overlapped in groove 121 and is welded on the related circuit plate 2.
Please continue and consult Fig. 5, electronic card coupler 100 is fixed on the interior circuit board 2 of mobile phone, wherein, when electronic cards 1 is inserted into electronic card coupler 100, inwardly sliding until the connecting portion 2111 of the contact site 211 of conducting terminal 20 along the upper surface 102 of insulating base frame 10 in the bottom surface of electronic cards 1, then slides along this contact site 211 and press down this contact site 211 simultaneously.Simultaneously, elastic portion 21 provides resilience force to make contact site 211 contact the bottom surface of electronic cards 1 all the time, thereby the contact site of electronic cards 1 and conducting terminal 20 211 stable contacts, guarantee signal of telecommunication transmission stable between electronic cards 1 and the conducting terminal 20, after the insertion, deformation takes place and guarantees that the end face of the cylindrical portion 2112 of contact site 211 is contacted with electronic cards 1 in kink 22.Because the special construction of the contact site 211 of conducting terminal 20, when from remaining direction insertion electronic cards 1, electronic cards 1 can both press down contact site 211 and insert electronic card coupler 100 along the curved surface slip while elasticity of contact site 211.
In sum, after conducting terminal 20 inserts electronic card coupler 100, contact site 211 parts of conducting terminal 20 are protruding upward in the through hole 12 of insulating base frame 10, when electronic cards 1 is inserted electronic card coupler 100 from any direction, can both inwardly slide along the upper surface 102 of insulating base frame 10 until the connecting portion 2111 of the contact site 211 of conducting terminal 20, then press down this contact site 211 simultaneously and enter electronic card coupler 100 along these contact site 211 slips, therefore, can insert electronic cards 1 from any direction, in addition, after electronic cards 1 is inserted electronic card coupler 100, the end face contact electronic cards 1 that the cylindrical portion 2112 of contact site 211 is guaranteed in deformation takes place in kink 22, more traditional sphere design, can provide bigger contact area with electronic cards 1 for the conducting terminal 20 of electronic card coupler 100, further guarantee signal of telecommunication transmission stable between this electronic card coupler 100 and the electronic cards 1.
Claims (10)
1. electronic card coupler comprises:
Insulating base frame, the insulating base frame lower surface offers the plurality of terminals accepting groove, and terminal containing slot comprises through hole and the butt groove that is communicated with through hole, and through hole upwards is through to the upper surface of insulating base frame by the lower surface of insulating base frame; And
Plurality of conductive terminals is installed in the terminal containing slot, and conducting terminal has elastic portion, kink and installation portion, and kink connects elastic portion and installation portion, and the free end of elastic portion is provided with the contact site of through hole protruding upward;
It is characterized in that: contact site is made of two connecting portions and a cylindrical portion, cylindrical portion has the top line that is positioned at the elastic portion top and extends in parallel with elastic portion, cylindrical portion smoothly is the arcuation extension to both sides in the top line symmetry and forms, and the bottom of its bottom and elastic portion is in the same plane, and the cylindrical portion two ends smoothly extend to respectively with the elastic portion bottom and are positioned at place, same plan position approach and form described connecting portion.
2. according to 1 described electronic card coupler of claim the, it is characterized in that: the through hole of insulating base frame and intersection, insulating base frame edge are provided with groove, this groove and butt groove roughly are positioned on the straight line, and the installation portion of conducting terminal is extended with bonding pad, and this bonding pad is contained in the groove.
3. according to 1 described electronic card coupler of claim the, it is characterized in that: the through hole bottom of insulating base frame respectively is provided with the triangle block for four jiaos, vertically be connected with a baffle plate near between two triangle blocks of groove one side, conducting terminal is connected with fixture block away from the connecting portion end of elastic portion, and fixture block is resisted against the triangle block of through hole and the baffle plate that is connected with the triangle block.
4. according to 1 described electronic card coupler of claim the, it is characterized in that: the butt groove both sides of insulating base frame are provided with fixing hole, upwards be bent to form fixed arm after the installation portion both sides of conducting terminal stretch out respectively again, this fixed arm is inserted in the fixing hole.
5. according to 1 described electronic card coupler of claim the, it is characterized in that: described cylindrical portion is semi-cylindrical, and connecting portion is 1/4th dome shape.
6. the conducting terminal of an electronic card coupler has elastic portion, kink and installation portion, and kink connects elastic portion and installation portion, and the free end of elastic portion is provided with the contact site of through hole protruding upward; It is characterized in that: contact site is made of two connecting portions and a cylindrical portion, cylindrical portion has the top line that is positioned at the elastic portion top and extends in parallel with elastic portion, cylindrical portion in top line symmetry and smoothly to both sides be arcuation extend form and the bottom of its bottom and elastic portion in the same plane, the cylindrical portion two ends smoothly extend to respectively and are positioned at same plan position approach with the elastic portion bottom and locate and form described connecting portion.
7. according to the conducting terminal of 6 described electronic card couplers of claim the, it is characterized in that: upwards be bent to form fixed arm after described installation portion both sides stretch out respectively again.
8. according to the conducting terminal of 6 described electronic card couplers of claim the, it is characterized in that: described installation portion extends to form the bonding pad that electrically welds with circuit board.
9. according to the conducting terminal of 6 described electronic card couplers of claim the, it is characterized in that: described cylindrical portion is semi-cylindrical, and connecting portion is 1/4th dome shape.
10. according to the conducting terminal of 6 described electronic card couplers of claim the, it is characterized in that: described conducting terminal is connected with fixture block away from the connecting portion end of elastic portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720047197XU CN200994012Y (en) | 2007-01-04 | 2007-01-04 | Electronic card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720047197XU CN200994012Y (en) | 2007-01-04 | 2007-01-04 | Electronic card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200994012Y true CN200994012Y (en) | 2007-12-19 |
Family
ID=38947085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720047197XU Expired - Fee Related CN200994012Y (en) | 2007-01-04 | 2007-01-04 | Electronic card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200994012Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938949A (en) * | 2016-05-31 | 2016-09-14 | 深圳市信维通信股份有限公司 | Rectangular anti-impact elastic sheet connector |
-
2007
- 2007-01-04 CN CNU200720047197XU patent/CN200994012Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938949A (en) * | 2016-05-31 | 2016-09-14 | 深圳市信维通信股份有限公司 | Rectangular anti-impact elastic sheet connector |
| CN105938949B (en) * | 2016-05-31 | 2020-04-21 | 深圳市信维通信股份有限公司 | Rectangular impact-resistant elastic sheet connector |
| US10971845B2 (en) | 2016-05-31 | 2021-04-06 | Shenzhen Sunway Communication Co., Ltd. | Rectangular impact-resistant elastic connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: CORRECT WEI PRECISION INDUSTRY CO., LTD. ^ |
|
| CU01 | Correction of utility model patent |
Correction item: Co-patentee Correct: Wei precision industrial Limited by Share Ltd. Number: 51 Page: The title page Volume: 23 |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Co-patentee Correct: Wei precision industrial Limited by Share Ltd. Number: 51 Volume: 23 |
|
| ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ^ TO: CORRECT WEI PRECISION INDUSTRY CO., LTD. ^ |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20120104 |