CN101640327A - Electrical connector - Google Patents
Electrical connector Download PDFInfo
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- CN101640327A CN101640327A CN200810145027A CN200810145027A CN101640327A CN 101640327 A CN101640327 A CN 101640327A CN 200810145027 A CN200810145027 A CN 200810145027A CN 200810145027 A CN200810145027 A CN 200810145027A CN 101640327 A CN101640327 A CN 101640327A
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Abstract
The invention discloses an electrical connector arranged on a circuit board, comprising a connector body, a black nickel conductive casing and a welded conductive casing. The connector body is electrically connected with the circuit board, the black nickel conductive casing generates a holding space for holding the connector body, the welded conductive casing is provided with a welded part and isconnected with the black nickel conductive casing, and the welded part can be welded on the circuit board. Therefore, by using the welded part of the welded conductive casing, welding on boards can beperformed; the welding problem of the black nickel conductive casing can be avoided.
Description
Technical field
The present invention relates to a kind of electric connector, particularly relate to a kind of electric connector with black nickel external conductive casing.
Background technology
Electric connector according to its type of service can probably be divided into board to board connector, line (cable) to line (cable) connector, line (cable) to connector for substrate.Usually the plate end of connector has the welding demand, and weld is not limited to signal contact, also comprises the metal shell of connector usually, especially when metal shell has shielding or grounding function.For good welding effect is arranged, how on shell, to plate one deck tin or ashbury metal in early days; Afterwards, metal shell is also undertaken other functional requirement, for example low contact resistance, abrasion performance etc., and plate one deck gold, silver, nickel etc. thereon.In the recent period, electronic product circulates extensively, and the metal shell of the electric connector on it also has the Consideration of product appearance concurrently, and therefore existing on the market many electronic products use the electric connector of its metal shell black coating nickel.Black nickel coating is generally nickel zinc alloy or the nickeltin with nickel sulfide, and its special color is subjected to consumer's favor.
Yet black nickel coating is difficult for combining and the adhesion deficiency with tin, and the solderability extreme difference that causes makes the metal shell of black coating nickel be difficult for being welded on the circuit board, or forms many air chambers at weld, causes the production qualification rate not high; Even be welded to circuit board reluctantly, its weld strength is also good inadequately, and after the electric connector plug repeatedly that is connected with this electric connector, weld will crack and finally cause electric connector breaking circuit plate, and electronic product was lost efficacy.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of electric connector, to improve the defective of prior art.
The invention provides a kind of electric connector, be arranged on the circuit board,, but still have good weldability though it has black coating nickel shell.
This electric connector comprises a connector body, a black nickel external conductive casing and a welding external conductive casing.This connector body is electrically connected at the foregoing circuit plate.Should form an accommodation space with ccontaining this connector body by black nickel external conductive casing.This welding external conductive casing has a weld part, and this welding external conductive casing is connected in this black nickel external conductive casing, and this weld part can be welded in this circuit board.
Thus, the function that the black nickel external conductive casing of this electric connector is no longer directly undertaken welding, fixed, and these functions are born by this coupled welding external conductive casing.The weld part of this welding external conductive casing can be welded on the circuit board with plug-in unit or surface mount mode.Via being connected of this black nickel external conductive casing and this welding external conductive casing, this black nickel external conductive casing can have the function of grounding shell equally, and this electric connector still maintains the weldability of existing plate end electric connector to this circuit board.Therefore, electric connector of the present invention has solved prior art effectively and has had the bad problem of weldability of the connector of black nickel shell.
Can be further understood by the following detailed description and accompanying drawings about the advantages and spirit of the present invention.
Description of drawings
Figure 1 shows that electric connector according to a preferred specific embodiment is arranged at the schematic diagram on the circuit board.
Figure 2 shows that the exploded view of Fig. 1.
Figure 3 shows that the upward view of Fig. 1.
Figure 4 shows that along the profile of X-X line among Fig. 1.
Embodiment
See also Fig. 1 and Fig. 2.Figure 1 shows that electric connector 1 according to a preferred specific embodiment is arranged at the schematic diagram on the circuit board 2.Figure 2 shows that the exploded view of Fig. 1.According to this preferred specific embodiment, electric connector 1 comprises connector body (comprising insulating body 12 and a plurality of conducting terminal 18), black nickel external conductive casing 14 and welding external conductive casing 16.Insulating body 12 comprises a plurality of containing grooves 122 (only indicating one).Each conducting terminal 18 comprises an input contact 182 and an output contact 184 (only indicating one), after inserting containing groove 122 from insulating body 12 rears, input contact 182 promptly is exposed to the surface 124 of insulating body 12, contacts when being connected with aerial lug; Simultaneously, output contact 184 also is exposed to insulating body 12 rears.
Black nickel external conductive casing 14 is formed in one, and rectangular body shape also forms accommodation space S1, and accommodation space S1 comprises that first opens S12 and second and open S14 (being shown among Fig. 2 with dotted line); And consult Fig. 3, and Figure 3 shows that the upward view of Fig. 1, black nickel external conductive casing 14 self is connected mutually with butterfly buckle structure 150.Black nickel external conductive casing 14 contains black nickel (black nickel) coating.Black nickel mainly comprises compositions such as nickel, zinc and nickel sulfide, can prevent reflective and corrosion, and it is attractive in appearance to increase object.Black nickel external conductive casing 14 is put by insulating body 12 the place aheads, makes insulating body 12 be placed among the accommodation space S1, and input contact 182 is exposed to first open S 12.According to this preferred specific embodiment, input contact 182, insulating body 12 constitute USB (Universal Serial Bus, USB) interface with black nickel external conductive casing 14.In addition, connector body also comprises positioning seat 20, positioning seat 20 is connected with insulating body 12, after making that black nickel external conductive casing 14 entangles insulating body 12, positioning seat 20 is clamped jointly with insulating body 12 and is stopped black nickel external conductive casing 14, and black nickel external conductive casing 14 can relatively not moved towards insulating body 12 rears again; At this moment, black nickel external conductive casing 14 also fastens insulating body 12 with tongue piece 142, and insulating body 12 is fixed among the accommodation space S1.
Welding external conductive casing 16 is similarly one-body molded, contains the coating of tin or ashbury metal, and comprises ㄇ font structure 162 and cover plate 166.When welding external conductive casing 16 was put by insulating body 12 rears, ㄇ font structure 162 clamped black nickel external conductive casing 14, and cover plate 166 covers second open S 14, made to deceive nickel external conductive casing 14 and the welding external conductive casing 16 common shielding constructions that form.Its juncture is second junction surface 164 (only the indicating one) joint of first junction surface 144 (only indicating one) by black nickel external conductive casing 14 and corresponding welding external conductive casing 16 mainly.According to this preferred specific embodiment, first junction surface 144 is a shell fragment, and second junction surface 164 is a hole, and after welding external conductive casing 16 put black nickel external conductive casing 14, the shell fragment holding hole made the 16 unlikely disengagings of welding external conductive casing deceive nickel external conductive casing 14.In addition, after welding external conductive casing 16 and black nickel external conductive casing 14 engaging, output contact 184 exposes for welding external conductive casing 16 and black nickel external conductive casing 14 (can consult Fig. 4).
Supplementary notes see also Fig. 4, Figure 4 shows that the profile of Fig. 1, and its profile direction is the X-X line along Fig. 3, that is its visual angle and view directions shown in Figure 1 are roughly the same.Give prominence at first junction surface 144 (shell fragment) sidewall 146 (only being shown among Fig. 4) of black nickel external conductive casing 14 certainly, and form the 3rd opening 148 with sidewall 146, towards first open S 12; Therefore after welding external conductive casing 16 and putting black nickel external conductive casing 14 along direction D1, second junction surface 164 is blocked at first junction surface 144.On the other hand, based on the consideration of shielding, welding external conductive casing 16 puts black nickel external conductive casing 14 from second open S 14, therefore we can say that the 3rd opening 148 is back to second open S 14.Therefore in this preferred specific embodiment, first open S 12 is relative with second open S 14, and the 3rd opening 148 is towards first open S 12, that is back to second open S 14, this is a special case.For example under a certain structural design, second open S 14 may be arranged in the reverse of Fig. 4 direction D2; At this moment, welding external conductive casing 16 puts black nickel external conductive casing 14 (that is put along direction D2) from second open S 14, and 148 of the 3rd openings are back to second open S 14, and must not produce related with first open S 12.Therefore, the direction of the 3rd opening 148 should be decided on welding external conductive casing 16 mounting directions.For example, in one embodiment, welding external conductive casing 16 also can put black nickel external conductive casing 14 along direction D2, but this moment the 3rd, opening 148 needed direction D2.In addition, first junction surface 144 and second junction surface 164 also can the holes, the mode of prominent point engages; Then there is not the consideration of above-mentioned the 3rd opening 148 this moment.
In addition, 12 of positioning seat 20 and insulating bodies also form draw-in groove 202, when black nickel external conductive casing 14 entangles insulating body 12, can make black nickel external conductive casing 14 insert draw-in grooves 202 and for it clamps, draw-in groove 202 also has and stops the oppositely mobile function of black nickel external conductive casing 14 along direction D1.
Supplementary notes is that in this preferred specific embodiment, the connected structure at aforementioned first junction surface 144 and second junction surface 164 also is applied to weld on the structure formation of external conductive casing 16 again.See also Fig. 1.Welding external conductive casing 16 comprises shell fragment 170 and hole 172 in ㄇ font structure 162, and the joint that utilizes both with form, fixing ㄇ font structure 162.In addition, the electric connector 1 that this preferred specific embodiment shows be a plate end USB connector, but the present invention is as limit, also the electric connector that welds applicable to need; In addition, the input contact 182 of the electric connector 1 that this preferred specific embodiment shows and output contact 184 are connected for direct entity, but the present invention is not as limit, that is in electric connector 1, being provided with the element of signal processing and situation about being electrically connected with output contact 184 in addition with input contact 182, the present invention is also applicable.
In sum, the fixing work of electric connector 1 and circuit board 2 welding is mainly born by the weld part 168 of welding external conductive casing 16, has avoided in the prior art directly fixing and cause the problem of failure welding with black nickel external conductive casing 14 welding.In addition, welding external conductive casing 16 can be independent of black nickel external conductive casing 14 to be made, so can make black nickel external conductive casing 14 can form better shielding construction with the welding external conductive casing 16 common more single black nickel external conductive casings 14 of formation; And welding can form on the external conductive casing 16 can with the Welding Structure of circuit board 2 more firm welding.
By the detailed description of above preferred specific embodiment, hope can be known description feature of the present invention and spirit more, and is not to come category of the present invention is limited with above-mentioned disclosed preferred specific embodiment.On the contrary, its objective is the setting that hope can be contained various changes and be equal in the category of claims of institute of the present invention desire application.Therefore, the category of claims that the present invention applied for should be done the broadest explanation according to above-mentioned explanation, with the setting that causes it to contain all possible change and be equal to.
Claims (17)
1, a kind of electric connector is arranged at circuit board, it is characterized in that, above-mentioned electric connector comprises:
Connector body is electrically connected at the foregoing circuit plate;
Black nickel external conductive casing forms accommodation space with ccontaining above-mentioned connector body; And
The welding external conductive casing has weld part, and above-mentioned welding external conductive casing is connected in above-mentioned black nickel external conductive casing, and above-mentioned weld part can be welded in the foregoing circuit plate.
2, electric connector according to claim 1 is characterized in that, wherein above-mentioned connector body comprises conducting terminal and insulating body, and above-mentioned conducting terminal is electrically connected at the foregoing circuit plate.
3, electric connector according to claim 2 is characterized in that, wherein above-mentioned accommodation space comprises first opening, and above-mentioned conducting terminal comprises the input contact, and above-mentioned input contact is exposed to above-mentioned first opening.
4, electric connector according to claim 2 is characterized in that, wherein above-mentioned conducting terminal comprises output contact, and when above-mentioned weld part was welded in the foregoing circuit plate, above-mentioned output contact was electrically connected at the foregoing circuit plate.
5, electric connector according to claim 4 is characterized in that, wherein above-mentioned output contact and above-mentioned weld part form the plane.
6, electric connector according to claim 2 is characterized in that, wherein above-mentioned connector body comprises positioning seat, and above-mentioned positioning seat is connected with above-mentioned insulating body and protrudes in above-mentioned black nickel external conductive casing.
7, electric connector according to claim 6 is characterized in that, the above-mentioned black nickel external conductive casing of wherein above-mentioned positioning seat and the common clamping of above-mentioned insulating body.
8, electric connector according to claim 1 is characterized in that, wherein above-mentioned weld part comprises the coating of tin or ashbury metal.
9, electric connector according to claim 1 is characterized in that, wherein above-mentioned black nickel external conductive casing and above-mentioned welding external conductive casing are respectively one-body molded.
10, electric connector according to claim 1 is characterized in that, the rectangular shape of wherein above-mentioned black nickel external conductive casing.
11, electric connector according to claim 10 is characterized in that, wherein above-mentioned welding external conductive casing comprises ㄇ font structure, and described ㄇ font structure clamps above-mentioned black nickel external conductive casing.
12, electric connector according to claim 3 is characterized in that, wherein above-mentioned accommodation space comprises second opening, and above-mentioned welding external conductive casing comprises cover plate, and above-mentioned cover plate covers above-mentioned second opening.
13, electric connector according to claim 12 is characterized in that, wherein above-mentioned black nickel external conductive casing comprises first junction surface, and above-mentioned welding external conductive casing correspondence comprises second junction surface, and above-mentioned first junction surface engages with above-mentioned second junction surface.
14, electric connector according to claim 13 is characterized in that, wherein above-mentioned first junction surface is a shell fragment, and outstanding from the sidewall of above-mentioned black nickel external conductive casing, above-mentioned second junction surface is the hole, and above-mentioned shell fragment holds above-mentioned hole.
15, electric connector according to claim 14 is characterized in that, the sidewall of wherein above-mentioned shell fragment and above-mentioned black nickel external conductive casing forms the 3rd opening, and above-mentioned the 3rd opening is towards above-mentioned first opening.
16, electric connector according to claim 14 is characterized in that, the sidewall of wherein above-mentioned shell fragment and above-mentioned black nickel external conductive casing forms the 4th opening, and above-mentioned the 4th opening is back to above-mentioned second opening.
17, electric connector according to claim 1 is characterized in that, wherein above-mentioned weld part is a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101450274A CN101640327B (en) | 2008-08-01 | 2008-08-01 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101450274A CN101640327B (en) | 2008-08-01 | 2008-08-01 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101640327A true CN101640327A (en) | 2010-02-03 |
| CN101640327B CN101640327B (en) | 2011-05-04 |
Family
ID=41615198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101450274A Expired - Fee Related CN101640327B (en) | 2008-08-01 | 2008-08-01 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101640327B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728668A (en) * | 2008-10-10 | 2010-06-09 | 泰科电子Amp株式会社 | Connector with housing |
| CN102544884A (en) * | 2011-12-23 | 2012-07-04 | 富士康(昆山)电脑接插件有限公司 | Electric connector, electric connector casing and surface treatment method of electric connector casing |
| CN103492616A (en) * | 2011-01-10 | 2014-01-01 | 蒂森克虏伯伍德公司 | Coating for metallic cell-element materials of an electrolytic cell |
| CN103633476B (en) * | 2012-10-04 | 2017-07-21 | 连展科技电子（昆山）有限公司 | Electric connector and its shell and connection interface of electronic device using the same |
| CN107123892A (en) * | 2016-02-25 | 2017-09-01 | 黄英良 | Arrangements of electric connection |
| CN112652909A (en) * | 2014-04-17 | 2021-04-13 | 捷利知产股份有限公司 | Bidirectional electric connection female socket |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2376100Y (en) * | 1999-05-18 | 2000-04-26 | 康祐电子股份有限公司 | Shielded connector |
| CN2629276Y (en) * | 2003-05-14 | 2004-07-28 | 莫列斯公司 | Electric connector |
| CN2793982Y (en) * | 2005-04-13 | 2006-07-05 | 连展科技（深圳）有限公司 | Electric connector |
-
2008
- 2008-08-01 CN CN2008101450274A patent/CN101640327B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728668A (en) * | 2008-10-10 | 2010-06-09 | 泰科电子Amp株式会社 | Connector with housing |
| CN101728668B (en) * | 2008-10-10 | 2013-07-24 | 泰科电子日本合同会社 | Connector with housing |
| CN103492616A (en) * | 2011-01-10 | 2014-01-01 | 蒂森克虏伯伍德公司 | Coating for metallic cell-element materials of an electrolytic cell |
| CN102544884A (en) * | 2011-12-23 | 2012-07-04 | 富士康(昆山)电脑接插件有限公司 | Electric connector, electric connector casing and surface treatment method of electric connector casing |
| CN102544884B (en) * | 2011-12-23 | 2015-04-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector, electric connector casing and surface treatment method of electric connector casing |
| CN103633476B (en) * | 2012-10-04 | 2017-07-21 | 连展科技电子（昆山）有限公司 | Electric connector and its shell and connection interface of electronic device using the same |
| CN112652909A (en) * | 2014-04-17 | 2021-04-13 | 捷利知产股份有限公司 | Bidirectional electric connection female socket |
| CN112652909B (en) * | 2014-04-17 | 2023-02-17 | 捷利知产股份有限公司 | Bidirectional electric connection female socket |
| CN107123892A (en) * | 2016-02-25 | 2017-09-01 | 黄英良 | Arrangements of electric connection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101640327B (en) | 2011-05-04 |
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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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20130801 |