CN204793389U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN204793389U CN204793389U CN201520445958.1U CN201520445958U CN204793389U CN 204793389 U CN204793389 U CN 204793389U CN 201520445958 U CN201520445958 U CN 201520445958U CN 204793389 U CN204793389 U CN 204793389U
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- CN
- China
- Prior art keywords
- electric connector
- chip module
- pressing plate
- extension
- dust cap
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- Coupling Device And Connection With Printed Circuit (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses an electric connector for an electric connection chip module, include: an insulator, a plurality of terminals are acceptd in insulator, a clamp plate is located the insulator top to suppression chip module, a shield, the lid is located on the clamp plate, the lug that the shield was equipped with downwardly extending gets into the clamp plate just is located the terminal top, one absorbs the lid, and the lid is located insulator is last. The relative both sides of shield face is provided with downwardly extending's extension, is provided with a support piece below the extension, works as shield mistake dress is in when insulator is last, the extension is to the under bracing in its below on article. The utility model discloses electric connector is equipped with the shield has avoided dust or other debris to fall into insulator through the through -hole of clamp plate, makes the lug can not contact terminal. Thereby the bulge can not bump bad terminal to guarantee that the good electrical property of electric connector subassembly switches on the function.
Description
Technical field
The utility model relates to a kind of electric connector, refers in particular to a kind of electric connector for being electrically connected chip module to circuit board.
Background technology
For a chip module being electrically connected to an electric connector of planar grid array for a circuit board, described electric connector mainly comprises an electric connection socket, a pressing plate, a dust cap.The diapire of described electric connection socket is provided with accepting hole, has been installed with multiple terminal in described accepting hole, and described terminal protrudes from described bottom wall upper surface.Described pressing plate is positioned at the top of described electric connection socket, and for suppressing chip module, the middle position of described pressing plate is provided with a through hole, and after making described chip module load described electric connection socket, its top can protrude from described through hole, is beneficial to heat radiation.Dust cap is covered on described pressing plate, described dust cap is provided with projection and enters described through hole and be positioned at above described terminal, when described dust cap is contained on described electric connection socket by operating personnel by mistake, described projection can be encountered described terminal and damages or touch askew described terminal, thus cause described terminal and described chip module loose contact or cannot the situation of conducting, affect the function that electrically conducts of described electric connector.
Therefore, be necessary to design a kind of new electric connector, to overcome the problems referred to above.
Summary of the invention
A kind of electric connector of terminal of avoiding damaging is provided to provide for the creation of the present utility model of the problem existing for background technology object.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of electric connector, for being electrically connected a chip module, is characterized in that, comprising: an insulating body, for accepting described chip module; Multiple terminal, is contained in described insulating body, for being electrically connected described chip module; One pressing plate, is positioned at the top of described insulating body, for suppressing described chip module; One dust cap, is covered on described pressing plate, and the projection that described dust cap is provided with to downward-extension enters described pressing plate and is positioned at above described terminal; Described dust cap is also provided with the extension to downward-extension, and when described dust cap is contained on described insulating body by mistake, described extension is supported in downwards below it on object, makes described projection can not contact described terminal.
Further, described terminal soldering is on a circuit board, and described below object is described circuit board.
Further, described dust cap comprises the base portion be positioned at above described pressing plate upper surface, and the protuberance upwards to protrude out from described base portion is for described chip module of stepping down, described projection protrudes described base portion from described protuberance to downward-extension, and described extension to extend straight down relative to both sides from described base portion and is positioned at the relative both sides of described pressing plate.
Further, described pressing back-end is provided with an articulated section, pressing plate is rotated relative to described insulating body around articulated section, described dust cap is provided with the first snap fit and is held in described pressing plate front end, described dust cap is provided with the second snap fit and is held in described pressing back-end, described projection relative to the first snap fit closer to the second snap fit.
Further, when described chip module suppressed by pressing plate, described projection is connected to described chip module.
Further, described projection has the contact site abutted with described chip module, extends an inclined-plane respectively from the relative both sides of described contact site.
Further, comprise a suction cap and be assembled on described insulating body, the abutting part that described dust cap is provided with to downward-extension is connected to described suction cap upper surface.
Further, the length of described projection is greater than the length of described abutting part.
Further, described pressing plate is provided with a through hole collecting chip module, and described dust cap is provided with location division and is connected to described through hole side, and described location division side surface is arc.
Further, described location division lower surface is arc.
Compared with prior art, the utility model has following beneficial effect:
The projection that the described dust cap of the utility model electric connector is provided with to downward-extension enters described pressing plate and is positioned at above described terminal; Described dust cap is also provided with the extension to downward-extension, when described dust cap is contained on described insulating body by mistake, described extension to be supported in below it on object downwards, make described projection can not contact described terminal, thus avoid described terminal miscued or wound, avoid described terminal and described chip module loose contact or cannot the situation of conducting, ensure the function that electrically conducts that described electric connector is good.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the utility model electric connector;
Fig. 2 is the three-dimensional exploded view that the utility model electric connector dustproof cover is contained on pressing plate;
Fig. 3 is the stereogram of the utility model electric connector pressing plate when opening;
Fig. 4 is the stereogram of the utility model electric connector pressing plate when closing;
Fig. 5 is the stereogram at the utility model electric connector dustproof cover back side;
Fig. 6 is the cutaway view that the utility model electric connector dustproof cover is contained on insulating body by mistake.
The drawing reference numeral of embodiment illustrates:
| Insulating body 1 | Sidewall 11 | Terminal 2 | |
| Pressing plate 3 | Through hole 31 | Compressed part 32 | Articulated section 33 |
| Dust cap 4 | Base portion 41 | Location division 411 | Protuberance 42 |
| Projection 421 | Contact site 4211 | Inclined-plane 4212 | Abutting part 422 |
| Extension 43 | First snap fit 441 | Second snap fit 442 | Circuit board 5 |
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
Refer to Fig. 6, the utility model electric connector is for being electrically connected a chip module (not shown) to a circuit board 5, mainly comprise an insulating body 1, be contained in multiple terminals 2 of described insulating body 1, be assembled in the suction cap (not shown) on described insulating body 1, be positioned at the pressing plate 3 above described insulating body 1, and be positioned at the dust cap 4 on described pressing plate 3.
Refer to Fig. 1 to Fig. 3, described insulating body 1 diapire is provided with most accepting hole (not shown), and periphery is provided with the sidewall 11 higher than described bottom wall upper surface.Described terminal 2 is located in described accepting hole, and described terminal 2 protrudes from described bottom wall upper surface.Described terminal 2 one end is soldered to described circuit board 5 downwards, and the other end is upwards contacted with described chip module, thus realizes the electric connection of described chip module and described circuit board 5.
Described suction cap is assembled on described insulating body 1, draw by vacuum slot, and make described suction cap drive described insulating body 1 described insulating body 1 to be positioned over the commitment positions of described circuit board 5, thus by described electric connector assembling on described circuit board 5.
Please refer to Fig. 1 and Fig. 3, described pressing plate 3 is a hollow frame structure and is made of metal, and its middle position is provided with a through hole 31, and after making described chip module load described insulating body 1, its top can protrude from described through hole 31, better to dispel the heat.Described pressing plate 3 is provided with relative dual-side in both sides relatively in described through hole 31, and each middle side edge is provided with the compressed part 32 heaved to insulating body 1 direction.During use, compressed part 32 presses chip module downwards, the conducting strip of chip module and described terminal 2 is abutted, realizes good being electrically conducted.Described pressing plate 3 rear end is provided with an articulated section 33, and described pressing plate 3 is rotated relative to described insulating body 1 around described articulated section 33.
Refer to Fig. 3 and Fig. 5, described dust cap 4 comprises the base portion 41 be positioned at above described pressing plate 3 upper surface, and from the protuberance 42 that described base portion 41 upwards protrudes out, described protuberance 42 is stepped down for giving described chip module.Described protuberance 42 lower surface is provided with the multiple projections 421 to downward-extension, and described projection 421 is positioned at above described terminal 2, and described projection 421 enters described pressing plate 3.Described base portion 41 front end is provided with the front end that a pair first snap fits 441 are held in described pressing plate 3, described base portion 41 rear end is provided with the rear end that a pair second snap fits 442 are held in described pressing plate 3, described projection 421 relative to described first snap fit 441 closer to described second snap fit 442.Described base portion 41 lower surface is provided with the multiple location divisions 411 to downward-extension, described location division 411 is connected to inside described through hole 31, in the present embodiment, described location division 411 is column type, described location division 411 side surface and lower surface are arc, described location division 411 is made to be linear contact lay with the contact of described through hole 31, thus make to locate between described pressing plate 3 and described dust cap 4 more accurate, in other embodiments, described location division 411 also can be face with the contact of described through hole 31 and contacts, and described location division 411 lower surface also can be plane or other shape.
Refer to Fig. 5, described projection 421 has the contact site 4211 abutted with described chip module, relatively an inclined-plane 4212 is extended respectively in both sides from described contact site 4211, described contact site 4211 is reduced with the contact area of described chip module, thus ensureing between described dust cap 4 and described chip module stressed more steady, contact position is more fixed.Rounding is provided with, chip module described in the burr scratch avoiding described contact site 4211 from the another both sides relatively of described contact site 4211.When described chip module suppressed by described pressing plate 3, described contact site 4211 is connected to described chip module, makes described dust cap 4 upwards automatic ejection, reaches the object that described dust cap 4 is removed automatically.
Refer to Fig. 5, described protuberance 42 lower surface is also provided with the abutting part 422 to downward-extension, an inclined-plane 4212 is extended from described abutting part 422 side, described abutting part 422 is reduced with the contact area of described suction cap, thus ensureing between described dust cap 4 and described suction cap stressed more steady, contact position is more fixed.From described abutting part 422 relatively opposite side form a fillet, be provided with rounding from the another both sides of described abutting part 422, suction cap described in the burr scratch avoiding described abutting part 422.When described suction cap to be installed on described insulating body 1 and downwards closed described pressing plate 3 time, described abutting part 422 is connected to described suction cap, makes described dust cap 4 upwards automatic ejection, reaches the object that described dust cap 4 is removed automatically.
Refer to Fig. 5, in the present embodiment, the length of described projection 421 is greater than the length of described abutting part 422, and the height of described projection 421 is higher than the height of described abutting part 422.Described projection 421 and described abutting part 422 are integrated with described dust cap 4, certainly in other embodiments, described projection 421 and described abutting part 422 also can be independently shaping with described dust cap 4, as described in projection 421 and as described in abutting part 422 all Pasting be fixed on as described on dust cap 4.
Refer to Fig. 4, in addition, described dust cap 4 also comprises the extension 43 to downward-extension, and described extension 43 extends both sides relatively straight down from described base portion 41, and described extension 43 is positioned at the relative both sides of described pressing plate 3.When described dust cap 4 is contained on described insulating body 1 by mistake, described extension 43 is supported in below it that on object, (in the present embodiment, described below object is circuit board 5 downwards; Certainly, in other embodiments, described below object also can be other), make described projection 421 can not touch described terminal 2, thus avoid described terminal 2 miscued or wound, avoid described terminal 2 and described chip module loose contact or cannot the situation of conducting.
In sum, the utility model electric connector has following beneficial effect:
1. when described dust cap is contained on described insulating body by operating personnel by mistake, described extension is supported in described circuit board downwards, make described projection can not contact described terminal, this avoid described terminal miscued or wound, avoid described terminal and described chip module loose contact or cannot the situation of conducting, thus ensure the function that electrically conducts that described electric connector is good.
2. because described over cap is provided with projection and abutting part; when after the described chip module of assembling or suction cap; described projection abuts described chip module or described abutting part abuts described suction cap; make described dust cap automatic ejection; simplify the operation removing described dust cap; convenient operation, improves production efficiency.
3. the side surface of location division described in is arc, makes the contact of described location division and described through hole be linear contact lay, thus contacts more firm when described pressing plate coordinates with described dust cap, can not rock easily.
More than describe the explanation being only the preferred embodiment of the utility model in detail, non-the scope of the claims therefore limiting to the utility model, so all this creation of utilization specifications and the equivalence techniques change for it of diagramatic content institute, be all contained in the scope of the claims of this creation.
Claims (10)
1. an electric connector, for being electrically connected a chip module, is characterized in that, comprising:
One insulating body, for accepting described chip module;
Multiple terminal, is contained in described insulating body, for being electrically connected described chip module;
One pressing plate, is positioned at the top of described insulating body, for suppressing described chip module;
One dust cap, is covered on described pressing plate, and the projection that described dust cap is provided with to downward-extension enters described pressing plate and is positioned at above described terminal; Described dust cap is also provided with the extension to downward-extension, and when described dust cap is contained on described insulating body by mistake, described extension is supported in downwards below it on object, makes described projection can not contact described terminal.
2. electric connector as claimed in claim 1, is characterized in that: described terminal soldering is on a circuit board, and described below object is described circuit board.
3. electric connector as claimed in claim 1, it is characterized in that: described dust cap comprises the base portion be positioned at above described pressing plate upper surface, and the protuberance upwards to protrude out from described base portion is for described chip module of stepping down, described projection protrudes described base portion from described protuberance to downward-extension, and described extension to extend straight down relative to both sides from described base portion and is positioned at the relative both sides of described pressing plate.
4. electric connector as claimed in claim 1, it is characterized in that: described pressing back-end is provided with an articulated section, pressing plate is rotated relative to described insulating body around described articulated section, described dust cap is provided with the first snap fit and is held in described pressing plate front end, described dust cap is provided with the second snap fit and is held in described pressing back-end, described projection relative to the first snap fit closer to the second snap fit.
5. electric connector as claimed in claim 1, it is characterized in that: when described chip module suppressed by pressing plate, described projection is connected to described chip module.
6. electric connector as claimed in claim 5, is characterized in that: described projection has the contact site abutted with described chip module, extends an inclined-plane respectively from the relative both sides of described contact site.
7. electric connector as claimed in claim 1, it is characterized in that: comprise a suction cap further and be assembled on described insulating body, the abutting part that described dust cap is provided with to downward-extension is connected to described suction cap upper surface.
8. electric connector as claimed in claim 7, is characterized in that: the length of described projection is greater than the length of described abutting part.
9. electric connector as claimed in claim 1, it is characterized in that: described pressing plate is provided with a through hole and accommodates described chip module, described dust cap is provided with location division and is connected to described through hole side, and described location division side surface is arc.
10. electric connector as claimed in claim 9, is characterized in that: described location division lower surface is arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520445958.1U CN204793389U (en) | 2015-06-26 | 2015-06-26 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520445958.1U CN204793389U (en) | 2015-06-26 | 2015-06-26 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204793389U true CN204793389U (en) | 2015-11-18 |
Family
ID=54533378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520445958.1U Active CN204793389U (en) | 2015-06-26 | 2015-06-26 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204793389U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994385A (en) * | 2017-11-15 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric coupler component |
| CN109390717A (en) * | 2017-08-11 | 2019-02-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its clamping piece |
-
2015
- 2015-06-26 CN CN201520445958.1U patent/CN204793389U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390717A (en) * | 2017-08-11 | 2019-02-26 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its clamping piece |
| CN109390717B (en) * | 2017-08-11 | 2021-12-24 | 富士康(昆山)电脑接插件有限公司 | Electric connector and clamping piece thereof |
| CN107994385A (en) * | 2017-11-15 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric coupler component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |