CN201608331U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201608331U CN201608331U CN200920265753XU CN200920265753U CN201608331U CN 201608331 U CN201608331 U CN 201608331U CN 200920265753X U CN200920265753X U CN 200920265753XU CN 200920265753 U CN200920265753 U CN 200920265753U CN 201608331 U CN201608331 U CN 201608331U
- Authority
- CN
- China
- Prior art keywords
- electric connector
- insulating body
- accepting groove
- block
- elastic arm
- 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 provides an electric connector, which is mainly characterized in that one side of an insulating body is provided with a plurality of stopping blocks, also one side of an insulating body can be convexly provided with the plurality of stopping blocks, the insulating body is provided with a plurality of bearing parts and a plurality of containing grooves, the bearing parts surround into the insulating body at intervals, and the containing grooves penetrate through the insulating body, wherein at least one stopping block is located at the periphery of the containing groove, and the height of the stopping block is lower than that of the bearing part; a gap is formed between every two adjacent stopping blocks in the same row of the containing grooves; a plurality of conductive terminals are contained in all the containing grooves correspondingly; each conductive terminal is provided with a base part fixed in the containing groove, an elastic arm which extends from the base part and enters the upper part of the adjacent containing groove by the gap, and a contact end extending from the tail end of the elastic arm; and the contact end is relatively higher than the top surface of the stopping block. The electric connector can avoid the adjacent conductive terminals on the insulating body from generating a short circuit, and can ensure normal electrical connection between a chip module and the electric connector.
Description
[technical field]
The utility model relates to a kind of electric connector, refers to that especially a kind of being used for is connected to electric connector on the circuit board with chip module.
[background technology]
Seeing also China Patent No. is a kind of electric connector 100 shown in the CN200720057230.7, and it comprises an insulating body 10 and plurality of conductive terminals 20.
Described insulating body 10 rectangular platy structures, it is provided with the terminal containing slot 11 of some one-tenth arranged; Each described conducting terminal 20 correspondence is contained in each described terminal containing slot 11, and it has a elastic arm 22 that a base portion 21 is fixed in the described terminal containing slot 11, extended by described base portion 21 and enters adjacent described terminal containing slot 11 tops, and the contact jaw 223 that further extended to form by described elastic portion 22 ends.
When a chip module 4 being assembled in described electric connector 100, make the described contact jaw 223 of conducting strip 40 corresponding each described conducting terminal 20 of contact of described chip module 4, apply an active force on described chip module 4, strain takes place because of being subjected to described active force in described contact jaw 223, makes described contact jaw 223 produce a horizontal displacement perpendicular to described conducting terminal 20 pressurized directions.
The disappearance of described electric connector 100 is:
1. owing to be not provided with barrier structure between the adjacent described conducting terminal 20, and if described chip module 4 is assembled in described electric connector 100 misoperation, can make described conducting terminal 20 turn left is offset or the skew of turning right, just might take place to contact between the adjacent described conducting terminal 20 causes short circuit, thereby might burn described chip module 4.
2. owing to be not provided with barrier structure between the adjacent described conducting terminal 20, when if described chip module 4 is assembled in described electric connector 100 misoperation, causing described conducting terminal 20 to be turned left easily is offset or the skew of turning right, thereby might make described contact jaw 223 can not aim at described conducting strip 40, thereby influence the electric connection of described electric connector 100 and described chip module 4.
Therefore, be necessary to design a kind of new electric connector, to overcome the problems referred to above.
[utility model content]
At the described variety of problems that faces of background technology, the purpose of this utility model is to provide a kind of and avoids being short-circuited between the adjacent conductive terminal on the insulating body, also can guarantee the normal electric connector that electrically connects of chip module and electric connector.
In order to achieve the above object, the core technology that in the embodiment of the utility model electric connector, is adopted, mainly be provided with a plurality of blocks in an insulating body one side, also can convex with a plurality of described blocks in described insulating body one side, and be provided with in described insulating body and at interval surround a plurality of supporting parts of described insulating body and to be provided with a plurality of accepting grooves that run through described insulating body, wherein, at least one described block is positioned at around the described accepting groove, and the height of described block is lower than described supporting part relatively, and forms a breach between the two every adjacent described blocks of the described accepting groove of same row; Multi-conducting terminals, correspondence is contained in each described accepting groove, it has, and a elastic arm that a base portion is fixed in the described accepting groove, extended by described base portion enters adjacent described accepting groove top through described breach and by the terminal contact jaw that extends of described elastic portion, described contact jaw is relatively higher than described block top surface.
Compared with prior art, the utility model electric connector is by being provided with a described block between the two every adjacent described conducting terminals of same row's described accepting groove, and form a described breach between every two adjacent described blocks, the described elastic arm of described conducting terminal is through described breach, thereby make two adjacent described conducting terminals when being subjected to improper external force, cause the phenomenon of short circuit owing to having stopping of described block to avoid to take place two adjacent described conducting terminals to contact.
Your juror can all further understanding and understanding can be arranged for ease of, and to elaborate with accompanying drawing in conjunction with the embodiments the purpose of this utility model, shape, structure, feature and effect thereof.
[description of drawings]
Fig. 1 is the constitutional diagram of the utility model electric connector first embodiment;
Fig. 2 is the cut-away view of electric connector shown in Figure 1 along the A-A direction;
Fig. 3 is the partial exploded view of electric connector shown in Figure 1 along the B-B direction;
Fig. 4 is another visual angle of electric connector shown in Figure 3 figure;
Fig. 5 is the partial perspective view of the utility model electric connector second embodiment;
Fig. 6 is another visual angle of electric connector shown in Figure 5 figure.
The drawing reference numeral explanation of embodiment:
1 first 11 second 12 of insulating bodies
Accepting groove 13 the first side walls 131 second sidewalls 132
Projection 133 is accommodated the 3rd wall 135 of recess 134
The 4th sidewall 136 the 5th sidewall 137 supporting parts 14
Conducting terminal 3 base portions 31 holding parts 32
Connecting portion 331 contact sites 332 contact jaws 333
Bending part 334 weld parts 34 tin balls 4
[embodiment]
Below in conjunction with the drawings and specific embodiments the utility model electric connector is described further.
See also Fig. 1 to Fig. 4, first embodiment of the utility model electric connector, described electric connector comprise an insulating body 1, be located at a plurality of blocks 2 of described insulating body 1 one sides and be located at a plurality of conducting terminals 3 in the described insulating body 1, and a plurality of tin ball 4.
Described electric connector is in order to electrically connect a chip module (not shown) to a circuit board (not shown), and described chip module (not shown) is provided with a plurality of conducting strips (not shown).
Described insulating body 1 roughly becomes the rectangular plate shape structure, it has relative one first 11 and 1 second 12, and run through described first 11 and described second 12 a plurality of accepting grooves 13, and have a plurality of supporting parts 14 that surround described insulating body 1 at interval.Wherein, the described supporting part 14 of part is divided into two groups of zones of A, B in described insulating body 1 approximate mid-section position with each described accepting groove 13, and described two groups of zones are all rectangular, and the inversion arrangement roughly constitutes a rectangle mutually.
Each described accepting groove 13 has two the first side walls 131 and two second sidewalls, 132, the two described the first side walls 131 that link together and is parallel to each other, and two described second sidewalls 132 are parallel to each other.One described the first side wall 131 of each described accepting groove 13 convexes with a projection 133, described projection 133 is perpendicular to described the first side wall 131, and be parallel to each other with described second sidewall 132, described projection 133 forms one with adjacent described second sidewall 132 that is connected to described the first side wall 131 and accommodates recess 134.The described recess 134 of accommodating is connected with described accepting groove 13.
Each described block 2 is convexly set on described first 11, and be positioned at around the corresponding described accepting groove 13, and it is one-body molded (certainly with described insulating body 1, in other embodiments, also can use the bonding mode of stickum, perhaps by the mode of reference column and location hole cooperation, perhaps the mode that fastens by other metal or plastics buckling piece is fixed in each described block 2 on described first 11).The height of each described block 2 is lower than the height of each described supporting part 14 relatively.Has at least one described block 2 around each described accepting groove 13, described block 2 is up-narrow and down-wide shape, its both sides are respectively equipped with a guide ramp 21, move down in compressive state to guide described conducting terminal 3, wherein, form a breach 22 between the described guide ramp 21 of the described guide ramp 21 of one described block 2 one sides and adjacent described block 2 one sides, described breach 22 is shape with wide top and narrow bottom.That is to say to have at least one described block 2 and at least one described breach 22 around the described accepting groove 13, and described block 2 and described breach 22 are positioned at the same side of described accepting groove 13.
See also Fig. 4,13 one-tenth arranged of each described accepting groove become many rows, and with the frame perpendicular of described insulating body 1.Described block 2 is equidistant arrangement on the direction of described accepting groove 13 columns, and its center line is all on same straight line; Described breach 22 is equidistant arrangement on the direction of described accepting groove 13 columns, and its center line is all on same straight line; Described block 2 is spaced with described breach 22 on described accepting groove 13 places row's direction.
Each described conducting terminal 3 correspondence is contained in corresponding each described accepting groove 13, and it has a base portion 31, and described base portion 31 is fixed in the described accepting groove 13.Described base portion 31 parallels with described second sidewall 132.
Extend laterally a holding parts 32 from described base portion 31, described holding parts 32 is positioned at same plane together with described base portion 31, and described holding parts 32 is contained in the described accepting groove 13 with described base portion 31.Described holding parts 32 has a strip connecting portion 321 that is connected with terminal material belt (not shown) and a holding section 322 that is extended to form by described strip connecting portion 321 downwards.Described holding section 322 is contained in described the accommodating in the recess 134 of described accepting groove 13 and is fixed, and can absorb described conducting terminal 3 and be in stress under the compressive state, thereby plays the effect of the described conducting terminal 3 of fixing.
Upwards bend extension one elastic arm 33 from described base portion 31 towards described breach 22 directions, described elastic arm 33 enters adjacent described accepting groove 13 tops through the described breach 22 of same described accepting groove 13.Described elastic arm 33 comprises a junction 331 that is extended to form by described base portion 31 1 ends and a contact site 332 that is further extended to form by described connecting portion 331 ends, and the end of wherein said contact site 332 is provided with the contact jaw 333 that connects mutually with the described conducting strip (not shown) of described chip module (not shown).Described contact jaw 333 is relatively higher than the top surface of described block 2.Described connecting portion 331 bearing of trends are opposite with described contact site 332 bearing of trends, and form a bending part 334, described second sidewall 132 of described bending part 334 parallel butts or contiguous described accepting groove 13 in the connection of described connecting portion 331 and described contact site 332.
The straight line that described elastic arm 33 bearing of trend place straight lines and described conducting terminal 3 places row form meets at right angles, and that is to say that the center line of described elastic arm 33 and the frame of described insulating body 1 meet at right angles.That is to say that described conducting terminal 3 is installed in the right-angle line of described accepting groove 13.
See also Fig. 3, be extended with a weld part 34 from described base portion 31 side direction bending, described weld part 34 is opposite in the bearing of trend of described base portion 31 with described elastic arm 33.Described weld part 34 is revealed in described second 12 of described insulating body 1, and described weld part 34 is orthogonal with the plane at described base portion 31 places.
Each described tin ball 4 is fixed on described second 12 of described insulating body 1, and against the described weld part 34 of described conducting terminal 3.
See also Fig. 1 to Fig. 4, during assembling, at first with each described conducting terminal 3 by described first 11 in described second 12 direction packed described accepting groove 13 into, make described base portion 31 be fixed in the described accepting groove 13, and make described holding parts 32 enter described recess 134 internal fixation of accommodating, and make described elastic arm 33 enter adjacent described accepting groove 13 tops, and make described weld part 34 be revealed in described second 12 of described insulating body 1 through described breach 22; Secondly, each described tin ball 4 is fixed in described second 12 and against described weld part 34; At last, described chip module (not shown) is installed on the described insulating body 1, make each described conducting strip (not shown) correspondence contact the described contact jaw 333 of corresponding described conducting terminal 3, and make described chip module (not shown) basal surface on the described supporting part 14 that is supported in described insulating body 1, at this moment, the height of the described block 2 around the described accepting groove 13 is lower than described supporting part 14 relatively.
When being installed on described chip module (not shown) on the described insulating body 1, the described contact jaw 333 of each described conducting terminal 3 of the corresponding contact of described conducting strip (not shown), apply an active force on described chip module (not shown), strain takes place because of being subjected to described active force in described contact jaw 333, makes described contact jaw 333 produce a horizontal displacement perpendicular to described conducting terminal 3 pressurized directions.In operating process, because described accepting groove 13 places row's direction is provided with a plurality of described blocks 2, and form a described breach 22 between every two adjacent described blocks 2, and a described accepting groove 13 is provided with at least one described block 2 and at least one described breach 22, described block 2 and described breach 22 are positioned at the same side of described accepting groove 13, and described elastic arm 33 parts of described conducting terminal 3 are positioned at described breach 22, so, if the operator is when being installed on described chip module (not shown) described insulating body 1, misoperation, be offset or the skew of turning right and cause described conducting terminal 3 to be turned left, also can be owing to there being stopping of described block 2 to avoid adjacent described conducting terminal 3 phenomenon of short circuit that contacts, and then might burn described chip module (not shown); In addition, because the setting of described block 2, even be offset or the skew of turning right because of author's misoperation causes described conducting terminal 3 to be turned left, also can be owing to there being stopping of described block 2 to make described contact jaw 333 aim at described conducting strip (not shown) well, thus the electric connection of described electric connector and described chip module (not shown) guaranteed.
In addition, because the height of described block 2 is lower than described supporting part 14 relatively, when thereby described chip module (not shown) is installed on the described insulating body 1, described conducting terminal 3 better elastic are provided, so that the described contact jaw 333 of described conducting terminal 3 keeps electrically contacting with described conducting strip (not shown) well, and the height that can solve described block 2 equals described supporting part 14 and the problem brought, if the height of promptly described block 2 equals the height of described supporting part 14, owing to all might exist deviation on making, height that just might the described block 2 of part is relatively higher than described supporting part 14, and the phenomenon of described chip module (not shown) warpage takes place, thereby cause described conducting terminal 3 of part and described chip module (not shown) loose contact.
See also Fig. 5 to Fig. 6, be second embodiment of the present utility model, the difference of itself and described first embodiment is:
Described accepting groove 13 is an irregular pentagon, it comprises two the 3rd sidewalls 135, two the 4th sidewalls 136 and one the 5th sidewall 137 that links together, two described the 3rd sidewalls 135 are parallel to each other, two described the 4th sidewalls 136 are parallel to each other, and described the 5th sidewall 137 is connected both between described the 3rd sidewall 135 and described the 4th sidewall 136.Two described the 4th sidewalls 136 meet at right angles with the straight line that described accepting groove 13 places row forms, and two described the 3rd sidewalls 135 become on-right angle with the straight line that described accepting groove 13 places row forms.The shape of the described accepting groove 13 of two described the 3rd sidewalls 135 cooperations convexes with described projection 133, two described projections 133 respectively and all parallels with described the 3rd sidewall 135.
The straight line that described elastic arm 33 bearing of trend place straight lines and described conducting terminal 3 places row form acutangulates, and that is to say that the center line of described elastic arm 33 and the frame of described insulating body 1 acutangulate.That is to say that described conducting terminal 3 is installed in the oblique angle line of described accepting groove 13, certainly, described oblique angle line comprises diagonal.
In sum, the utility model electric connector has following beneficial effect:
1. because described accepting groove place row's direction is provided with a plurality of described blocks, and form a described breach between every two adjacent described blocks, and a described accepting groove is provided with at least one described block and at least one described breach, described block and described breach are positioned at the same side of described accepting groove, and the described elastic arm of described conducting terminal partly is positioned at described breach, so, if the operator is with described chip module (not shown) when being installed on described insulating body, misoperation, be offset or the skew of turning right and cause described conducting terminal to be turned left, also can be owing to there being stopping of described block to avoid the adjacent described conducting terminal phenomenon of short circuit that contacts, and then might burn described chip module (not shown).
2. because described accepting groove place row's direction is provided with a plurality of described blocks, and form a described breach between every two adjacent described blocks, and a described accepting groove is provided with at least one described block and at least one described breach, described block and described breach are positioned at the same side of described accepting groove, and the described elastic arm of described conducting terminal partly is positioned at described breach, so, even be offset or the skew of turning right because of author's misoperation causes described conducting terminal to be turned left, also can be owing to there being stopping of described block to make described contact jaw aim at described conducting strip (not shown) well, thus the electric connection of described electric connector and described chip module (not shown) guaranteed.
3. because the height of described block is lower than described supporting part relatively, when thereby described chip module (not shown) is installed on the described insulating body, described conducting terminal better elastic is provided, so that the described contact jaw of described conducting terminal keeps electrically contacting with described conducting strip (not shown) well, and the height that can solve described block equals described supporting part and the problem brought, if promptly the height of described block equals the height of described supporting part, owing to all might exist deviation on making, height that just might the described block of part is relatively higher than described supporting part, and the phenomenon of the local warpage of described chip module (not shown) takes place, thereby cause described conducting terminal of part and described chip module (not shown) loose contact.
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 (20)
1. an electric connector is characterized in that, comprising:
One insulating body has the interval and surrounds a plurality of supporting parts of described insulating body, and has a plurality of accepting grooves that run through described insulating body;
A plurality of blocks, be located on the described insulating body, and correspondence is positioned at around the corresponding described accepting groove, the height of each described block is lower than described supporting part relatively, wherein, at least one described block is positioned at around the described accepting groove, and forms a breach between the two every adjacent described blocks of the described accepting groove of same row; And
A plurality of conducting terminals, correspondence is contained in each described accepting groove, it has a base portion and is fixed in the described accepting groove, an elastic arm that is extended by described base portion enters adjacent described accepting groove top through described breach, and by the terminal contact jaw that extends of described elastic arm, described contact jaw is relatively higher than described block top surface.
2. electric connector as claimed in claim 1 is characterized in that: the both sides of described block are respectively equipped with a guide ramp.
3. electric connector as claimed in claim 1 is characterized in that: described conducting terminal further has a strip connecting portion, and described strip connecting portion and described base portion are positioned at same plane.
4. electric connector as claimed in claim 1 is characterized in that: the straight line that described elastic arm bearing of trend place straight line and described conducting terminal place row form acutangulates.
5. electric connector as claimed in claim 1 is characterized in that: the straight line that described elastic arm bearing of trend place straight line and described conducting terminal place row form meets at right angles.
6. electric connector as claimed in claim 1 is characterized in that: the center line of described block of arranging described accepting groove all at same straight line more.
7. electric connector as claimed in claim 1 is characterized in that: the center line of arranging described breach all at same straight line more.
8. electric connector as claimed in claim 1 is characterized in that: described block and described insulating body are one-body molded.
9. electric connector as claimed in claim 1 is characterized in that: described base portion is extended with a weld part in the rightabout of described elastic arm, and described weld part is revealed in described insulating body.
10. an electric connector is characterized in that, comprising:
One insulating body, have the most supporting parts that surround described insulating body at interval, and have most accepting grooves that run through described insulating body, each described accepting groove has by the upwardly extending block of described accepting groove one side and with described block and is positioned at the breach of described accepting groove the same side, and the height of each described block is lower than described supporting part relatively;
Multi-conducting terminals, correspondence is contained in each described accepting groove, it has a base portion and is fixed in the described accepting groove, an elastic arm that is extended by described base portion enters adjacent described accepting groove top through described breach, and by the terminal contact jaw that extends of described elastic arm, described contact jaw is relatively higher than described block top surface.
11. electric connector as claimed in claim 10 is characterized in that: the both sides of described block are respectively equipped with a guide ramp.
12. electric connector as claimed in claim 10 is characterized in that: described conducting terminal further has a strip connecting portion, and described strip connecting portion and described base portion are positioned at same plane.
13. electric connector as claimed in claim 10 is characterized in that: the described base portion of described conducting terminal is installed on the right-angle line of described accepting groove.
14. electric connector as claimed in claim 13 is characterized in that: the frame perpendicular of described elastic arm and described insulating body.
15. electric connector as claimed in claim 10 is characterized in that: the described base portion of described conducting terminal is installed in the oblique angle line of described accepting groove.
16. electric connector as claimed in claim 15 is characterized in that: the center line of described elastic arm and the frame of described insulating body acutangulate.
17. electric connector as claimed in claim 10 is characterized in that: the center line of described block of arranging described accepting groove all at same straight line more.
18. electric connector as claimed in claim 10 is characterized in that: the center line of arranging described block all at same straight line more.
19. electric connector as claimed in claim 10 is characterized in that: described base portion is extended with a weld part in the rightabout of described elastic arm, and described weld part is revealed in described insulating body.
20. electric connector as claimed in claim 10 is characterized in that: form a described breach between every two adjacent described blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920265753XU CN201608331U (en) | 2009-12-29 | 2009-12-29 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920265753XU CN201608331U (en) | 2009-12-29 | 2009-12-29 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201608331U true CN201608331U (en) | 2010-10-13 |
Family
ID=42953033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920265753XU Expired - Lifetime CN201608331U (en) | 2009-12-29 | 2009-12-29 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201608331U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968270A (en) * | 2017-09-21 | 2018-04-27 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN108092024A (en) * | 2017-12-01 | 2018-05-29 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN108110451A (en) * | 2017-12-01 | 2018-06-01 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109921221A (en) * | 2019-03-15 | 2019-06-21 | 番禺得意精密电子工业有限公司 | Electric connector and its manufacturing method |
-
2009
- 2009-12-29 CN CN200920265753XU patent/CN201608331U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968270A (en) * | 2017-09-21 | 2018-04-27 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN107968270B (en) * | 2017-09-21 | 2020-07-28 | 番禺得意精密电子工业有限公司 | Electrical connector |
| CN108092024A (en) * | 2017-12-01 | 2018-05-29 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN108110451A (en) * | 2017-12-01 | 2018-06-01 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN108110451B (en) * | 2017-12-01 | 2020-06-09 | 番禺得意精密电子工业有限公司 | Electrical connector |
| CN109921221A (en) * | 2019-03-15 | 2019-06-21 | 番禺得意精密电子工业有限公司 | Electric connector and its manufacturing method |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101013 |