CN201259936Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201259936Y CN201259936Y CNU2008200517130U CN200820051713U CN201259936Y CN 201259936 Y CN201259936 Y CN 201259936Y CN U2008200517130 U CNU2008200517130 U CN U2008200517130U CN 200820051713 U CN200820051713 U CN 200820051713U CN 201259936 Y CN201259936 Y CN 201259936Y
- Authority
- CN
- China
- Prior art keywords
- electric connector
- tin ball
- main body
- pedestal
- activity space
- 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 - Lifetime
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Abstract
The utility model relates to an electric connector, at least a tin ball is pre-arranged in the electric connector; the electric connector comprises a body which is provided with at least one terminal containing hole, a movable space is formed at the bottom part of the terminal containing hole so as to contain the tin ball; at least an electric-conducting terminal which is contained in the terminal containing hole, and at least part of the electric-conducting terminal is arranged in the movable space and is connected with the tin ball in a conducting way; a base body which is arranged at the lower part of the body in a matching way and is provided with at least one opening which is corresponding to the movable space; the width of the opening is less than the width of the maximum cross section of the tin ball, and the moving stroke of the tin ball is arranged between the movable space and the opening. Compared with the prior art, the electric connector effectively prevents the tin ball from dropping off from the electric connector in assembling or transporting process, thus ensuring good using performance of the electric connector.
Description
[technical field]
The utility model relates generally to a kind of electric connector.
[background technology]
At present, a kind of electric connector that is connected to circuit board that industry generally adopts, it comprises that one is provided with the main body of at least one terminal accommodation hole, at least one conducting terminal and is located in the described terminal accommodation hole and at least one tin ball is gone into a described terminal accommodation hole by the corresponding riveting of bottom part body, the electric connector of right this kind structure, to be that riveting is gone into intrinsic because of the tin ball, so the evenness of described tin ball is wayward, and described tin club produces internal stress to described main body, causes described electric connector that warpage takes place easily.
For solving foregoing problems, industry has been developed the another kind of electric connector that is connected to circuit board, it comprises that one is provided with the main body of at least one terminal accommodation hole, at least one conducting terminal is located in the described terminal accommodation hole, and at least one tin ball described terminal accommodation hole bottom of packing into versatilely, the electric connector of this kind structure, tin ball and terminal accommodation hole loose fit, even each described conducting terminal is uneven towards an end of circuit board, the evenness of described tin ball also is easy to control, and described tin ball can not produce internal stress to described main body, and causes described electric connector that warpage takes place easily.But, because the assembling of the production of described electric connector and described electric connector and circuit board often be not in same portions, same flowing water is online finishes, the tin ball of described electric connector lacks support mechanism again, so often drop easily at tin ball described in assembling or the handling process.
Therefore, be necessary to design a kind of new electric connector, to overcome above-mentioned defective.
[utility model content]
The purpose of this utility model is to provide the electric connector that the tin ball is difficult for dropping in a kind of assembling or the handling process.
The utility model electric connector provides at least one tin ball is preset in, and comprising: a main body, and it is provided with at least one terminal accommodation hole, and an activity space is formed on described terminal accommodation hole bottom, in a described tin ball is contained in versatilely; At least one conducting terminal is contained in a described terminal accommodation hole, and at least partly is positioned at a described activity space, and connects a described tin ball; One pedestal, be equipped with in described lower body part, described pedestal is provided with the corresponding opening of at least one and described activity space, and the width of described opening is less than the width of the maximum cross-section of described tin ball, and the movable stroke of described tin ball is between described activity space and described opening.
Compared with prior art, the utility model electric connector, provide at least one tin ball is preset in, wherein said main body is provided with at least one terminal accommodation hole, one activity space is formed on described terminal accommodation hole bottom, in a described tin ball is contained in versatilely, described pedestal is equipped with in described lower body part, described pedestal is provided with the corresponding opening of at least one and described activity space, the width of described opening is less than the width of the maximum cross-section of described tin ball, the movable stroke of described tin ball is between described activity space and described opening, thereby, prevent that effectively the tin ball drops from described electric connector described in assembling or the handling process, guarantee the serviceability that described electric connector is good.
[description of drawings]
Fig. 1 is the perspective exploded view of the utility model electric connector;
Fig. 2 is the solid combination schematic diagram of electric connector shown in Figure 1;
Fig. 3 is the solid combination schematic diagram of another angle of electric connector shown in Figure 1;
Fig. 4 is the three-dimensional generalized section of electric connector shown in Figure 3 along the A-A direction;
Fig. 5 is the generalized section of electric connector shown in Figure 3 along the B-B direction;
Fig. 6 is the schematic diagram of the assembling of first kind of assembling mode of electric connector shown in Figure 1;
Fig. 7 is the schematic diagram of the assembling of second kind of assembling mode of electric connector shown in Figure 1.
The drawing reference numeral explanation:
Holding part, protrusion piece 23 main parts 31 fixed parts 32 contact sites 33
Connecting portion 34 openings 41 buckling partss 42 fastening holes 43
[embodiment]
Below in conjunction with the drawings and specific embodiments the utility model electric coupler component is described further.
See also Fig. 1-7, the utility model electric connector 1, be used to electrically connect two butt joint electronic building bricks (not icon), this electric connector 1 comprises that a main body 2, at least one conducting terminals 3, that are located in the described main body 2 are equipped with not have in the pedestal 4 of described main body 2 bottoms and at least one tin ball 5 and interferes and be located in versatilely between described main body 2 and the described pedestal 4.
See also Fig. 1-5, described main body 2, be provided with at least one terminal accommodation hole 21, described terminal accommodation hole 21 forms an activity space 210 in the bottom, described terminal accommodation hole 21 is provided with a block thing 22 in described activity space 210 tops, excessively moves up to prevent tin ball 5, in the present embodiment, described block thing 22 is a projection 22, and described projection 22 makes described terminal accommodation hole 21 1 sidewalls be one step-like.Certainly, in other embodiments, described block thing 22 also can be other object structures that is fit to.Described main body 2 at least one sidewalls are provided with at least one holding part 23, and in the present embodiment, described holding part 23 is a protrusion piece 23.Certainly, in other embodiments, described holding part 23 also can be a groove (not shown), and described main body 2 also can not be provided with described holding part 23.
See also Fig. 1 and Fig. 4-5, described conducting terminal 3 is contained in respectively in the described terminal accommodation hole 21, each described conducting terminal 3 is provided with a main part 31, described main part 31 extends laterally and is provided with a fixed part 32, so that described conducting terminal 3 is fixed in the described main body 2, described main part 31 1 ends upwards bending extend to form a contact site 33 to connect a butt joint electronic building brick, the bending downwards of described main part 31 1 ends extends to form a junction 34 to connect another butt joint electronic building brick, and described connecting portion 34 at least partly is positioned at described activity space 210.
See also Fig. 1 and Fig. 6-7, described pedestal 4 is provided with at least one and described activity space 210 corresponding openings 41, in the present embodiment, described opening 41 is circular, certainly, in other embodiments, described opening 41 also can be other shape that is fit to such as ellipse, rectangle.The width of described opening 41 is less than the width in the cross section of described activity space 210.Described pedestal 4 at least one sidewalls extend upward to be provided with and at least onely cooperate the buckling parts 42 that is retained on with described main body 2 and described pedestal 4 with described holding part 23.When described holding part 23 was a protrusion piece 23, correspondingly, described buckling parts 42 was provided with a fastening hole 43 that cooperates with it.When described holding part 23 was a groove, correspondingly, described buckling parts 42 was a binding block (not shown), and described binding block is bonded in the described groove.In other embodiments, described pedestal 4 also can be a film, and described pedestal 4 directly fits in described main body 2 bottom surfaces.
See also Fig. 1-2 and Fig. 4-7, at least one tin ball 5, nothing is interfered and is contained in versatilely in the described activity space 210, and realize and the connecting mutually of this conducting terminal 3 by the described connecting portion 34 that activity contacts a described conducting terminal 3, thereby effectively avoid 5 pairs of described main bodys 2 of described tin ball to produce internal stress, warpage takes place to prevent described electric connector 1.The width of the maximum cross-section of described tin ball 5 is greater than the width of described opening 41, and the movable stroke of described tin ball 5 is between described activity space 210 and described opening 41, be the position of movable stroke between described main body 2 and described pedestal 4 of described tin ball 5, thereby, the evenness of described tin ball is easy to control, can effectively solve between described electric connector 1 or the butt joint electronic building brick (not shown) bad because of flatness, excesssive gap, and the problem of the SMT failure welding that causes, and can prevent effectively that tin ball 5 drops from described electric connector 1 described in assembling or the handling process, guarantee the serviceability that described electric connector 1 is good.
See also Fig. 6, first kind of assembling mode of the utility model electric connector 1 is as follows: at first, with the corresponding respectively described terminal accommodation hole 21 that is installed in described main body 2 of described conducting terminal 3, and at least partly be positioned at activity space 210, in the present embodiment, the described connecting portion 34 of described conducting terminal 3 at least partly is positioned at activity space 210; Then, the corresponding respectively opening 41 of at least one described tin ball 5 is installed on the described pedestal 4, described tin ball 5 partly exposes outside through described opening below; Then, with the described pedestal that the is equiped with described tin ball 5 corresponding engaging about in the of 4 that places the described main body that is equiped with described conducting terminal 32 of top and place the below, at this moment, the described protrusion piece 23 of described main body 2 sidewalls just is fastened in the described fastening hole 43 of described pedestal 4, each described tin ball 5, do not have the activity of the ground of interference and be contained in the described activity space 210, and connect a described conducting terminal 3, can finish the assembling of described electric connector 1.
See also Fig. 7, second kind of assembling mode of the utility model electric connector 1 is as follows: at first, with the corresponding respectively described terminal accommodation hole 21 that is installed in described main body 2 of described conducting terminal 3, and at least partly be positioned at activity space 210, in the present embodiment, the described connecting portion 34 of described conducting terminal 3 at least partly is positioned at activity space 210; Then, will be equiped with the described main body 2 of described conducting terminal 3 be inverted, and with described tin ball 5 respectively correspondence be installed in the described activity space 210, and connect a described conducting terminal 3; Then, described pedestal 4 from top to bottom is fastened on the described main body 2, and at this moment, the described protrusion piece 23 of described main body 2 sidewalls also just is fastened in the described fastening hole 43 of described pedestal 4, described tin ball 5 partly exposes outside through described opening, can finish the assembling of described electric connector 1.
In sum, the utility model electric connector 1 has following advantage:
1. the utility model electric connector 1, at least one described tin ball 5 does not have interference and is contained in versatilely in the described activity space 210, and realize and the connecting mutually of this conducting terminal 3 by the described connecting portion 34 that activity contacts a described conducting terminal 3, thereby effectively avoid 5 pairs of described main bodys 2 of described tin ball to produce internal stress, warpage takes place to prevent described electric connector 1.The width of the maximum cross-section of described tin ball 5 is greater than the width of described opening 41, and the movable stroke of described tin ball 5 is between described activity space 210 and described opening 41, be the position of movable stroke between described main body 2 and described pedestal 4 of described tin ball 5, thereby, the evenness of described tin ball is easy to control, can effectively solve between described electric connector 1 or the butt joint electronic building brick (not shown) bad because of flatness, excesssive gap, and the problem of the SMT failure welding that causes, and can prevent effectively that the ball of tin described in the handling process 5 from dropping from described electric connector 1, guarantee the serviceability that described electric connector 1 is good;
2. the utility model electric connector 1, and described terminal accommodation hole 21 is provided with a block thing 22 in described activity space 210 tops, excessively move up to prevent tin ball 5, thereby, guarantee the evenness that described electric connector 1 is good;
3. the utility model electric connector 1, described main body 2 at least one sidewalls are provided with at least one holding part 23, described pedestal 4 at least one sidewalls extend upward to be provided with and at least onely cooperate the buckling parts 42 that is retained on with described main body 2 and described pedestal 4 with described holding part 23, so, but described pedestal 4 secure fit are arranged at described main body 2 bottoms.
Above-mentioned explanation is the detailed description at the preferable possible embodiments of the utility model, but embodiment is not in order to limit patent claim of the present utility model, equal variation that the technical spirit that all the utility model disclosed is finished down or modification change all should belong to claim that the utility model is contained.
Claims (10)
1. electric connector provides at least one tin ball is preset in, and it is characterized in that, comprising:
One main body, it is provided with at least one terminal accommodation hole, and described terminal accommodation hole forms an activity space in the bottom, in a described tin ball is contained in versatilely;
At least one conducting terminal is contained in a described terminal accommodation hole, and at least partly is positioned at a described activity space, and connects a described tin ball;
One pedestal, be equipped with in described lower body part, described pedestal is provided with the corresponding opening of at least one and described activity space, and the width of described opening is less than the width of the maximum cross-section of described tin ball, and the movable stroke of described tin ball is between described activity space and described opening.
2. electric connector as claimed in claim 1 is characterized in that: described terminal accommodation hole is provided with a block thing in described activity space top, excessively moves up to prevent the tin ball.
3. electric connector as claimed in claim 2 is characterized in that: described block thing is a projection.
4. electric connector as claimed in claim 3 is characterized in that: described projection makes described terminal accommodation hole one sidewall be one step-like.
5. electric connector as claimed in claim 1, it is characterized in that: at least one sidewall of described main body is provided with at least one holding part, and at least one sidewall of described pedestal extends upward to be provided with and at least onely cooperates the buckling parts that is retained on with described main body and described pedestal with described holding part.
6. electric connector as claimed in claim 5 is characterized in that: described holding part is a protrusion piece, and correspondingly, described buckling parts is provided with a fastening hole that cooperates with it.
7. electric connector as claimed in claim 5 is characterized in that: described holding part is a groove, and correspondingly, described buckling parts is a binding block, and described binding block is bonded in the described groove.
8. electric connector as claimed in claim 1 is characterized in that: described pedestal is a film.
9. electric connector as claimed in claim 1 is characterized in that: described pedestal directly fits in described main body bottom surface.
10. electric connector as claimed in claim 1 is characterized in that: the described opening of described tin ball warp and partly exposed outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200517130U CN201259936Y (en) | 2008-08-04 | 2008-08-04 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200517130U CN201259936Y (en) | 2008-08-04 | 2008-08-04 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201259936Y true CN201259936Y (en) | 2009-06-17 |
Family
ID=40774173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200517130U Expired - Lifetime CN201259936Y (en) | 2008-08-04 | 2008-08-04 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201259936Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412448A (en) * | 2011-12-29 | 2012-04-11 | 番禺得意精密电子工业有限公司 | Electric connector and manufacturing method thereof |
| CN104332734A (en) * | 2014-11-25 | 2015-02-04 | 上海航天科工电器研究院有限公司 | Parallel-welded printed circuit board connector |
-
2008
- 2008-08-04 CN CNU2008200517130U patent/CN201259936Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412448A (en) * | 2011-12-29 | 2012-04-11 | 番禺得意精密电子工业有限公司 | Electric connector and manufacturing method thereof |
| CN102412448B (en) * | 2011-12-29 | 2014-01-08 | 番禺得意精密电子工业有限公司 | Electric connector and manufacturing method thereof |
| CN104332734A (en) * | 2014-11-25 | 2015-02-04 | 上海航天科工电器研究院有限公司 | Parallel-welded printed circuit board connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |
|
| CX01 | Expiry of patent term |