CN1917292A - Socket connector with low insertion force - Google Patents
Socket connector with low insertion force Download PDFInfo
- Publication number
- CN1917292A CN1917292A CNA2005100415655A CN200510041565A CN1917292A CN 1917292 A CN1917292 A CN 1917292A CN A2005100415655 A CNA2005100415655 A CN A2005100415655A CN 200510041565 A CN200510041565 A CN 200510041565A CN 1917292 A CN1917292 A CN 1917292A
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- Prior art keywords
- insertion force
- socket connector
- low insertion
- type socket
- force type
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Abstract
Being in use for connecting chip module and print circuit board, socket connector includes insulating main body, and current-conducting terminals held in the insulating main body. The insulating main body includes supporting surface and installing surface opposite to the supporting surface. Running through the supporting surface and installing surface, there are slots for housing terminals. Being above the slots for housing terminals, guidance slot is interpenetrated to the slots for housing terminals. Inner diameter of the guidance slot is smaller than inner diameter of the slots for housing terminals.
Description
[technical field]
The present invention relates to a kind of electric connector, refer to a kind of especially mainly in order to electrically connect the low insertion force type socket connector of chip module and printed circuit board (PCB).
[background technology]
Low insertion force type socket connector is widely used in computer realm, mainly in order to electrically connect two electronic components that are separated from each other, realizes between the two data and signal transmission.
Low insertion force type socket connector generally comprises insulating body and the plurality of conductive terminals that is located in the insulating body, and conducting terminal one end is provided with the contact site that can dock with chip module stitch, and the other end is provided with the weld part that can electrically connect printed circuit board (PCB).During use, push the corresponding butt joint of contact site that the chip module makes stitch on it and conducting terminal, thereby realize electrically conducting between chip module and the printed circuit board (PCB).
Prior art has disclosed multiple low insertion force type socket connector, and relevant patent sees also in No. the 98252212.6th, the Chinese utility model patent of on December 1st, 1999 bulletin.
The terminal containing slot of insulating body does not provide guiding structural to align or guide for the winding of chip module, when therefore chip module stitch docks, chip module stitch is easy to depart from correct insertion position, or runs into the sidewall between terminal containing slot, and then the scratch insulating body; In addition, when producing certain deflection with respect to normal insertion position in assembling process, the elastic arm that chip module stitch can cause being inserted into the conducting terminal of socket connector damages because of interference.
In view of above-mentioned drawback, a kind of new-type low insertion force type socket connector of necessary design.
[summary of the invention]
The technical problem to be solved in the present invention provides a kind of chip module stitch low insertion force type socket connector of plug smoothly that makes things convenient for.
In order to solve the problems of the technologies described above, low insertion force type socket connector of the present invention comprises insulating body and the plurality of conductive terminals that is located in the insulating body; Insulating body is provided with supporting surface and the installed surface relative with supporting surface, runs through supporting surface and installed surface and is provided with the plurality of terminals accepting groove, and the terminal containing slot top is provided with terminal containing slot and connects the guide channel that is provided with, and the guide channel internal diameter is less than footpath within the accepting groove.
With respect to prior art, low insertion force type socket connector of the present invention has the following advantages at least: because of guide channel is set, can be convenient to chip module group goes in the socket connector, and because of within the guide channel footpath less than within the terminal containing slot footpath, can be more accurate positioning chip module stitch group Inbound, improve chip module stitch and insert the normotopia degree, and then the elastic arm that prevents conducting terminal is interfered and damaged.
[description of drawings]
Below in conjunction with accompanying drawing, an embodiment of low insertion force type socket connector of the present invention is described in further detail.
Fig. 1 is the assembly drawing of low insertion force type socket connector of the present invention, and one of them conducting terminal is not located in the insulating body;
Fig. 2 is the stereo amplification figure of conducting terminal shown in Figure 1;
Fig. 3 is the front view of conducting terminal shown in Figure 2;
Fig. 4 is the end view of conducting terminal shown in Figure 2;
Fig. 5 be among Fig. 1 the A of circle portion overlook enlarged drawing;
Fig. 6 is the cross-sectional schematic after conducting terminal shown in Figure 1 is located in the insulating body;
Fig. 7 and Fig. 6 are similar, have reflected cross-sectional schematic after conducting terminal is located in the insulating body from another angle.
[embodiment]
See also Fig. 1, the present invention relates to a kind of low insertion force type socket connector 10, mainly in order to electrically connect chip module (not shown) and printed circuit board (PCB) (not shown), it comprises insulating body 20 and the plurality of conductive terminals 30 that is placed in the insulating body 20.
Describe each parts of low insertion force type socket connector 10 of the present invention in detail below in conjunction with accompanying drawing.See also Fig. 1 and Fig. 5 to Fig. 7, insulating body 20 is the rectangular plate shape structures by the insulating material moulding, and it is provided with the supporting surface 202 of supporting chip module and the installed surface 204 that is connected printed circuit board (PCB).Four drift angles of installed surface 204 are respectively equipped with contour back-up block 205, can prevent that socket connector 10 relative printed circuit board (PCB) when welding from producing the welding quality during with the assurance welding.
Run through terminal containing slot 206 and stitch guide channel 208 that supporting surface 202 and installed surface 204 are provided with some mutual conduction, guide channel 208 comprises and is the guidance part 210 of being inverted frustum and the connecting portion 212 that is connected guidance part 210 and terminal containing slot 206.It is poroid that connecting portion 212 is cylinder, its aperture be slightly larger than chip module stitch 50 diameter and less than the level interval D of 30 liang of contact sites 3080 of conducting terminal, can in the grafting process of chip module stitch 50, guide stitch 50, make things convenient for stitch 50 to insert in the terminal containing slot 206 smoothly.For improving 50 groups of fashionable normotopia degree of chip module stitch, the footpath needs less than footpath within the terminal containing slot 206 within the guide channel 208.
In conjunction with consulting Fig. 2, Fig. 3 and Fig. 4, conducting terminal 30 is to be formed through forging and pressing, punching out by metal sheet, it comprises base portion 302, a pair of arm 304 that extends relatively from base portion 302 both sides respectively, is arranged at the contact site 3080 on arm 304 tops, and the weld part 306 that is positioned at base portion 302 lower ends.
It is straight tabular and extend in vertical direction that base portion 302 is, and its upper end and middle part are respectively equipped with a pair of hangnail 3020, in order to conducting terminal 30 stably is immobilizated in the terminal containing slot 206 of insulating body 20.Weld part 306 is to be formed through bending by base portion 302 lower ends, and it is straight tabular and generally along perpendicular to base portion 302 direction horizontal-extendings.Be implanted with tin ball 40 on the weld part 306, in order to conducting terminal 30 corresponding being welded on the printed circuit board (PCB).
Arm 304 extends from base portion 302 bilateral symmetry, and it comprises the elastic arm 3050 that tilts downward adjutage 3040 and prolong to weld part 306 from base portion 302 on adjutage 3040 tilts away from base portion 302 1 ends.The end of elastic arm 3050 is provided with contact site 3080, and contact site 3080 is in extending certain distances perpendicular to base portion 302 directions difference relative resilient arm 3050 ends.Contact site 3080 extends upward and is along elastic arm 3050 and expands outwardly attitude, to form the contact-making surface that is smooth arc respectively.Please especially with reference to Fig. 6 and Fig. 7, the top of in the vertical direction contact site 3080 is positioned at the top on base portion 302 tops.
The development length that setting can increase arm 304 is extended in the bending of conducting terminal 30 arms 304, improves the elasticity of arm 304; The contact site 3080 of conducting terminal 30 is smooth cambered surface setting, can make things convenient for the plug of chip module stitch 50.
Describe the assembling process of low insertion force type socket connector 10 of the present invention in detail below in conjunction with accompanying drawing, see also Fig. 6 and shown in Figure 7, conducting terminal 30 inserts in the corresponding terminal containing slot 206 from bottom to top, the base portion 302 of conducting terminal 30 is resisted against on the cell wall of terminal containing slot 206, the hangnail 3020 that extends from conducting terminal 30 base portions 302 both sides and the sidewall interference engagement of terminal containing slot 206, thus conducting terminal 30 stably is immobilizated in the corresponding terminal containing slot 206.When conducting terminal 30 was located in the terminal containing slot 206 fully, there were a determining deviation in the top in the vertical direction of the contact site 3080 of conducting terminal 30 and connecting portion 212.
Describe use, the operating process of low insertion force type socket connector 10 of the present invention in detail below in conjunction with accompanying drawing, please in the lump with reference to figure 5 and shown in Figure 6, at first, by the tin ball 40 of planting on conducting terminal 30 weld parts 306 low insertion force type socket connector 10 is installed on the printed circuit board (PCB); Then, the chip module is placed on the low insertion force type socket connector 10, its stitch 50 respectively and corresponding guide channel 208 correspondences; At last, pressing down the chip module makes the stitch 50 of chip module borrow the guiding of guidance part 210 to enter connecting portion 212 and insert in the corresponding terminal containing slot 206.After contact site 3080 butt joints of the stitch 50 of chip module and conducting terminal 30, continue to move down along the arc smooth contact surface, and electrically conducting of finally between chip module and printed circuit board (PCB), forming.
In conjunction with above-mentioned use, operating process, when the stitch 50 of chip module produces deflection with respect to normal insertion position, borrow the guiding of guide channel 208 and the smooth cambered surface setting of conducting terminal 30 contact sites 3080, the deflection of chip module stitch 50 can be corrected, thereby can guarantee the smooth grafting of the stitch 50 and the conducting terminal 30 of chip module.
Claims (10)
1. a low insertion force type socket connector comprises insulating body and some conducting terminals that is contained in the insulating body, insulating body is provided with supporting surface, the installed surface relative with supporting surface, and run through the plurality of terminals accepting groove that supporting surface and installed surface are provided with, the terminal containing slot top is provided with the guide channel that connects setting with terminal containing slot, it is characterized in that: the footpath is less than footpath within the terminal containing slot within the guide channel.
2. low insertion force type socket connector as claimed in claim 1, it is characterized in that: conducting terminal comprises base portion, one of extend to be provided with arm from the base portion both sides, be positioned at the contact site that the arm end is smooth cambered surface setting, and the weld part that is arranged at the base portion end.
3. low insertion force type socket connector as claimed in claim 1 is characterized in that: the guide channel of described insulating body comprises guidance part and the connecting portion that is connected guidance part and terminal containing slot.
4. low insertion force type socket connector as claimed in claim 3 is characterized in that: it is poroid that described connecting portion is cylinder, and its diameter is less than the level interval of two contact sites.
5. low insertion force type socket connector as claimed in claim 2 is characterized in that: the arm of described conducting terminal comprise from the adjutage of the downward-sloping extension of base portion and from adjutage away from the upwardly extending elastic arm of base portion one end.
6. low insertion force type socket connector as claimed in claim 2 is characterized in that: the contact site own elasticity arm of described conducting terminal extends upward and expands outwardly.
7. as claim 5 or 6 described low insertion force type socket connectors, it is characterized in that: the contact site top of described conducting terminal is positioned at top, base portion top on vertical direction.
8. low insertion force type socket connector as claimed in claim 2 is characterized in that: the weld part of described conducting terminal is terminal along vertical base portion direction horizontal-extending setting from base portion.
9. low insertion force type socket connector as claimed in claim 2 is characterized in that: the base portion both sides of described conducting terminal are provided with at least one pair of holding parts.
10. low insertion force type socket connector as claimed in claim 1 is characterized in that: described insulating body installed surface is provided with some back-up blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100415655A CN100546114C (en) | 2005-08-17 | 2005-08-17 | Low insertion force type socket connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100415655A CN100546114C (en) | 2005-08-17 | 2005-08-17 | Low insertion force type socket connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1917292A true CN1917292A (en) | 2007-02-21 |
| CN100546114C CN100546114C (en) | 2009-09-30 |
Family
ID=37738214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100415655A Active CN100546114C (en) | 2005-08-17 | 2005-08-17 | Low insertion force type socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100546114C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609939B (en) * | 2008-06-18 | 2012-01-11 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| US10819051B2 (en) | 2018-07-10 | 2020-10-27 | Lotes Co., Ltd | Electrical connector and electrical connector assembly |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066151B (en) | 2018-07-10 | 2020-06-09 | 番禺得意精密电子工业有限公司 | Electrical connector |
-
2005
- 2005-08-17 CN CNB2005100415655A patent/CN100546114C/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609939B (en) * | 2008-06-18 | 2012-01-11 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| US10819051B2 (en) | 2018-07-10 | 2020-10-27 | Lotes Co., Ltd | Electrical connector and electrical connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100546114C (en) | 2009-09-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |