CN108400463A - Conducting terminal coating and its electric connector - Google Patents
Conducting terminal coating and its electric connector Download PDFInfo
- Publication number
- CN108400463A CN108400463A CN201810304740.2A CN201810304740A CN108400463A CN 108400463 A CN108400463 A CN 108400463A CN 201810304740 A CN201810304740 A CN 201810304740A CN 108400463 A CN108400463 A CN 108400463A
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- CN
- China
- Prior art keywords
- conducting terminal
- coating
- outside
- palladium
- nickel
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The present invention disclose a kind of conducting terminal coating and its electric connector, electric connector includes：Insulating body, the conducting terminal held on the insulation body and the shielding casing being retained on the outside of insulating body, the shielding casing, which encloses to set, is formed with butt cavity on the outside of insulating body, the conducting terminal has the holding parts held on the insulation body, extends forward from holding parts and the contact site protruded into butt cavity and the weld part to extend back；The conducting terminal coating includes copper material, the nickel tungsten being plated on successively on the outside of copper material, palladium-nickel alloy；The anticorrosive property of conducting terminal can be improved by the nickel tungsten, the palladium-nickel alloy coating that are plated on conducting terminal successively on the outside of copper material in the present invention.
Description
Technical field
The present invention relates to a kind of conducting terminal coating and its electric connector more particularly to a kind of data quickly transmit
Conducting terminal coating and its electric connector.
Background technology
Connector has a decisive role in existing electronic equipment, the biography with electronic device charging and data
It is defeated, but when electronic equipment enters the substances such as water, can damage the electronic equipment, and it is serious when will be unable to normal use.With science and technology
Change and innovation, existing electronic equipment can accomplish waterproof effect, and have fire resistance characteristic have become it is a kind of new
Trend, and the development of waterproof electrical connector also tends to standardize.
Although connector can be designed to waterproof construction in existing scheme, and separate electronic equipment and extraneous contact,
When being stained with Korrosionsmedium on connector, corrosion can be generated to the terminal of connector, influence the use of connector.
In view of drawbacks described above, it is really necessary to design a kind of conducting terminal of improved electric connector.
Invention content
Technical problem to be solved by the present invention lies in provide a kind of conducting terminal coating with preferable anticorrosive property and
Its electric connector.
In order to solve the above technical problems, the technical scheme is that：A kind of conducting terminal coating, including copper material, according to
The secondary nickel tungsten being plated on the outside of copper material, palladium-nickel alloy.
The present invention further improves as follows：The thickness 20-80u " of the nickel tungsten, the thickness of coating of palladium-nickel alloy are
10-50u″。
The present invention further improves as follows：The conducting terminal coating is also coated with the gold plated on the outside of palladium-nickel alloy.
In order to solve the above technical problems, the present invention can also adopt the following technical scheme that is：A kind of electric connector, packet
It includes：Insulating body, the conducting terminal held on the insulation body and the shielding casing being retained on the outside of insulating body, the masking shell
Body, which encloses to set, is formed with butt cavity on the outside of insulating body, the conducting terminal have hold on the insulation body holding parts, from
Holding parts extend forward and the contact site protruded into butt cavity and the weld part to extend back；The conducting terminal is wanted for right
Seek the conducting terminal after any one of 1 to the 3 conducting terminal coating.
The present invention further improves as follows：Gold is coated on the palladium-nickel alloy, and the thickness of gold is 0-5u ".
The present invention further improves as follows：The outside of the gold is coated with rhodium or rhodium ruthenium alloy.
The present invention further improves as follows：The thickness of coating of the rhodium or rhodium ruthenium alloy is 10-50u ".
Compared with prior art, beneficial effects of the present invention are as follows：The present invention is by the way that conducting terminal coating to be plated on successively
Nickel tungsten, palladium-nickel alloy on the outside of copper material, can be improved the anticorrosive property of conducting terminal.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of electric connector of the present invention；
Fig. 2 is the stereogram that electric connector as shown in Figure 1 removes shielding casing；
Fig. 3 is decomposition diagram as shown in Figure 2；
Fig. 4 is conductive terminal structure arrangement schematic diagram as shown in Figure 2；
Fig. 5 is the structural schematic diagram of conducting terminal coating as shown in Figure 4.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples.
It please refers to Fig.1 to 5 and is shown in wherein Fig. 1 to 4 for conducting terminal coating of the present invention and its electric connector used
100 embodiment schematic diagram of electric connector of the present invention, wherein a kind of Type C type connectors are presented, certainly, by skill of the present invention
For can also solve identical technical problem on other connectors, which includes art：Insulating body 10, conducting terminal
11, barricade 12 and shielding casing 13 are latched.
The tongue plate portion 102 that the insulating body 10 has base portion 101 and protruded out forward from base portion, which, which encloses, sets
In 102 outside of tongue plate portion, it is formed with butt cavity 103, the conducting terminal 11, which has, to be retained on the base portion 101 of insulating body 10
Holding parts 110, from holding parts extend in tongue plate portion forward and the contact site 111 protruded into butt cavity and the weldering to extend back
Socket part 112.
Shown in Fig. 2 to Fig. 4, the insulating body 10 include the first noumenon 104, the second ontology 105 and it is outer absolutely
Edge ontology 106 (please refers to shown in Fig. 2)；The conducting terminal 11 includes several first terminals 113 and several Second terminals 114,
The first terminal 113 is upper module A, 105 one of Second terminal 114 and the second ontology with 104 integrated injection molding of the first noumenon
Injection molding is lower terminal module B, and module A is clamped after above-mentioned lock barricade 12 with lower module B outside injection molding jointly jointly on this
Insulating body 106；Above-mentioned shielding casing is assembled after structure is integral again.
In the present embodiment, the first terminal 113 includes several first signal terminals 1130, is located at several first letters
The first power supply terminal 1131 between number terminal and the first ground terminal 1132 positioned at several first signal terminals both ends；Together
Reason, Second terminal 114 also include several second signal terminals 1140, the second source end between several second signal terminals
Son 1141 and the second ground terminal 1142 positioned at several second signal terminals both ends.
First terminal 113 includes the first holding parts 1133 being retained on the first noumenon 104, is protruded out from the first holding parts
The first contact site 1134 and the first welding foot 1135 for extending；Second terminal 114 includes to be retained on the second ontology 105
The second holding parts 1143, the second contact site 1144 protruded out from the second holding parts and the second welding foot 1145 extended, i.e.,
Second holding parts 1143 of first holding parts 1133 and Second terminal of the holding parts 110 of conducting terminal 11 including first terminal,
Similarly, contact site 111 includes the first contact site 1134 of first terminal 113 and the second contact site 1144 of Second terminal 114；Weldering
Socket part 112 includes the first weld part 1135 of first terminal and the second weld part 1145 of Second terminal.
The lock barricade 12 have flat part 121 between the first contact site 1134 and the second contact site 1144 and
Extend welding foot 122, which has through-hole 123.
The first noumenon 104 has the first positioning column protruded out downwards, the first groove (not shown) and positioned at rear side
A pair of of clasp hole 1043, the second ontology 105 have the second groove 1051 corresponding with the first positioning column of the first noumenon and first
Corresponding second positioning column 1052 of groove and protrude out and be held in the barb 1053 in clasp hole, the lock barricade 12 it is logical
Hole 1123 is passed through for first positioning column and the second positioning column 152.
The first terminal 113 (i.e. the first ground terminal 1132) in outside has first protruded out downward in the upper module A
Bent sheet 1136, the Second terminal 114 in outside has the second bent sheet 1146 protruded out upward, the lock in the lower module B
The both sides of button barricade 12 are respectively equipped with several openings 124 for 1146 clasp of the first bent sheet 1136 and the second bent sheet, should
First bent sheet 1136 and the second bent sheet 1146 are in reverse-hook shape, and outwardly back to bending, with increase the first, second bent sheet with
The contact area that shield fastens is latched, the stability of combination is improved；The barb 1053 is held in clasp hole 1043, will
The first noumenon is retained in together with what the second ontology consolidated.
Shown in Fig. 1 and Fig. 2, the shielding casing 13 includes the body part covered in 10 outside of insulating body
131 and the pin 132 that extends backwards from body part；The outside that the body part 131 is disposed around tongue plate portion 102 forms above-mentioned butt cavity
103, and extend outwardly in the both sides of body part 131 and have support leg 133, the support leg 133 is sustainable on circuit boards, and will be electric
Connector by it is heavy it is board-like in a manner of (not shown) is installed, reduce the height of electronic equipment, be equipped with and be held in the rear end of body part 131
The front block unit 134 and rear bending part 135 of side, the base portion 101 of the insulating body 10 have before and after the base portion 101 of insulating body 10
The rear recess 1011 of bending part 135, consolidates what shielding casing 13 was stablized after the preceding recess 1010 and clamping of receiving front block unit 134
It holds on insulating body 10.
Shown in Fig. 5, be a conducting terminal coating part schematic cross-section, the conducting terminal from inside to outside,
Have six layers of coating structure successively, wherein respectively Copper base material A1, copper A2, silver or silver alloy A3, palladium or palladium-nickel alloy A4, gold A5 and
The thickness of coating of rhodium or rhodium ruthenium alloy A6, and the thickness 40-200u " of the silver or silver alloy A3, palladium or palladium-nickel alloy A4 are 10-
The thickness of 50u ", golden A5 are 0-5u ", and the thickness of rhodium or rhodium ruthenium alloy A6 are 10-50u ", can be usually 1- by the thickness of golden A5
5u ", to reduce manufacturing cost, golden coating is without too thick；The present invention is by having rhodium or rhodium ruthenium to close the outer layer of conducting terminal
Golden A6, can be improved the anticorrosive property of conducting terminal, and reduce the manufacturing cost of connector, but for improve coating tight ness rating and
Manufacturing cost is further decreased, other metal materials or alloy can be plated in copper outer layer, such as silver or silver alloy A3, palladium or palladium nickel are closed
The alloys such as gold or materials A 4, and the golden A5 coating of layer 5 is conducive to increase rhodium or the knot of rhodium ruthenium alloy A6 and other metal materials
With joint efforts, it prevents the alloys such as rhodium or rhodium ruthenium alloy A6 from falling off, and improves anticorrosive property.
To prevent the conducting terminal of electric connector blocked up, above-mentioned thickness of coating range, i.e., above-mentioned coating are obtained by experiment
The increase of thickness is conducive to the gap for improving coating material itself, solves the leakproofness of coating, but blocked up, can increase electrical connection
The thickness of device is unfavorable for electric connector slimming development, and increases manufacturing cost, so above-mentioned thickness of coating is not influencing electricity
The thickness of connector simultaneously, more can guarantee preferable sealing effect, prevent from corroding.Certainly, it in embodiment of the present invention, can incite somebody to action
The above-mentioned Copper base material A1 and copper A2 polished on the outside of Copper base material is referred to as copper material, i.e. layers of copper is typically to carry out copper product surface
Polishing treatment reduces layers of copper gap, improves sealing effect, improves anticorrosive property.
Certainly, can also above-mentioned third coating, i.e. silver or silver alloy A3 be made into nickel phosphorus or nickel-tungsten alloy plating, but the nickel phosphorus
Or the coating of the nickel tungsten layer thickness of silver or silver alloy relatively is smaller, needs 20-80u ", is advantageously implemented preferable anti-
Corrosive effect, and ensure that the thinning tendency of terminal structure, reduce manufacturing cost.
The manufacturing method of the conducting terminal of the present invention, step have：
First, a kind of conducting terminal base material that copper material is constituted is provided；
Second, metal material or alloy will be coated on the outside of copper material；
Third, will be coated with rhodium or rhodium ruthenium alloy on the outside of metal material or alloy, and ensure the rhodium or rhodium ruthenium alloy
Thickness of coating is 10-50u ", constitutes conducting terminal.
Copper material can be coated with to silver-colored or silver alloy, the palladium being plated on the outside of the silver or silver alloy or palladium-nickel alloy, gold, so successively
Above-mentioned rhodium or rhodium ruthenium alloy are plated on to the outside of gold, the i.e. silver or silver alloy, the palladium or palladium that are plated on the outside of the silver or silver alloy afterwards
Nickel alloy, gold are referred to as metal material or alloy.Wherein ensure that the thickness 40-200u " of the silver or silver alloy, palladium or palladium nickel are closed
The thickness of coating of gold is 10-50u ", and golden thickness is 0-5u ".
The conductive terminal structure being consequently formed is copper material, the metal material being plated on the outside of copper material or alloy and is located at this
Metal material or the materials such as the outermost rhodium of alloy or rhodium ruthenium alloy.
Certainly also nickel phosphorus or nickel tungsten will can be successively coated on the outside of copper material, be plated on the outside of the nickel phosphorus or nickel tungsten
Palladium or palladium-nickel alloy, gold, above-mentioned rhodium or rhodium ruthenium alloy are plated on the outside of palladium or palladium-nickel alloy, i.e., the nickel phosphorus or nickel tungsten, be plated on
Palladium or palladium-nickel alloy, gold on the outside of the nickel phosphorus or nickel tungsten are referred to as metal material or alloy.
By many experiments it is found that being such as 20u " and A4 palladium-nickel alloys layer is 10u " by conducting terminal coating A3 nickel tungstens
When, be increased to 1 minute, when have continue to be coated with A6 rhodium ruthenium alloys be 10u " conducting terminal corrosion resistance reach 15 minutes；Meanwhile
If conducting terminal coating is changed to A3 nickel tungstens 80u " and A4 palladium-nickel alloy layers 50u ", it is increased to 5 minutes, and A6 rhodium rutheniums close
The conducting terminal corrosion resistance that gold is changed to 30u " reaches 30 minutes；Comparing please join as follows：
The present invention is not limited to above-mentioned specific embodiment, those skilled in the art from above-mentioned design,
Without performing creative labour, made various transformation are within the scope of the present invention.
Claims (7)
1. a kind of conducting terminal coating, it is characterised in that：The conducting terminal coating includes copper material, is plated on successively outside copper material
Nickel tungsten, the palladium-nickel alloy of side.
2. conducting terminal coating as described in claim 1, it is characterised in that：The thickness 20-80u " of the nickel tungsten, palladium nickel
The thickness of coating of alloy is 10-50u ".
3. conducting terminal coating as claimed in claim 1 or 2, it is characterised in that：The conducting terminal coating, which is also coated with, to be located at
The gold plated on the outside of palladium-nickel alloy.
4. a kind of electric connector comprising：Insulating body, the conducting terminal held on the insulation body and it is retained on insulating body
The shielding casing in outside, which, which encloses to set, is formed with butt cavity on the outside of insulating body, and the conducting terminal has fixing
Holding parts on insulating body extend forward and the contact site protruded into butt cavity and the welding to extend back from holding parts
Portion；It is characterized in that：The conducting terminal is the conducting terminal after any one of the claims 1 to 3 conducting terminal coating.
5. electric connector as claimed in claim 4, it is characterised in that：Gold is coated on the palladium-nickel alloy, and the thickness of gold is
0-5u″。
6. electric connector as claimed in claim 5, it is characterised in that：The outside of the gold is coated with rhodium or rhodium ruthenium alloy.
7. electric connector as claimed in claim 6, it is characterised in that：The thickness of coating of the rhodium or rhodium ruthenium alloy is 10-
50u″。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017105444337 | 2017-07-05 | ||
| CN201710544433.7A CN107546515A (en) | 2017-07-05 | 2017-07-05 | The manufacture method of conducting terminal and its electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108400463A true CN108400463A (en) | 2018-08-14 |
Family
ID=60970557
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710544433.7A Pending CN107546515A (en) | 2017-07-05 | 2017-07-05 | The manufacture method of conducting terminal and its electric connector |
| CN201810304740.2A Pending CN108400463A (en) | 2017-07-05 | 2018-04-03 | Conducting terminal coating and its electric connector |
| CN201820483108.4U Active CN208062301U (en) | 2017-07-05 | 2018-04-03 | Conducting terminal and its electric connector |
| CN201810304981.7A Pending CN108574162A (en) | 2017-07-05 | 2018-04-03 | The manufacturing method of conducting terminal and its electric connector |
| CN201820483041.4U Active CN208189834U (en) | 2017-07-05 | 2018-04-03 | Conductive terminal coating and its electric connector |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710544433.7A Pending CN107546515A (en) | 2017-07-05 | 2017-07-05 | The manufacture method of conducting terminal and its electric connector |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820483108.4U Active CN208062301U (en) | 2017-07-05 | 2018-04-03 | Conducting terminal and its electric connector |
| CN201810304981.7A Pending CN108574162A (en) | 2017-07-05 | 2018-04-03 | The manufacturing method of conducting terminal and its electric connector |
| CN201820483041.4U Active CN208189834U (en) | 2017-07-05 | 2018-04-03 | Conductive terminal coating and its electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN107546515A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111370894A (en) * | 2020-04-03 | 2020-07-03 | 启东乾朔电子有限公司 | Conductive terminal coating, electric connector, conductive terminal and manufacturing method thereof |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546515A (en) * | 2017-07-05 | 2018-01-05 | 启东乾朔电子有限公司 | The manufacture method of conducting terminal and its electric connector |
| CN108390176A (en) * | 2018-02-28 | 2018-08-10 | 维沃移动通信有限公司 | The production method of connecting terminal, attachment device, electronic equipment and connecting terminal |
| CN108418017A (en) * | 2018-04-19 | 2018-08-17 | 北京小米移动软件有限公司 | The processing technology of inserting terminal and electronic equipment, grafting pin |
| CN209544667U (en) * | 2018-07-11 | 2019-10-25 | 启东乾朔电子有限公司 | Electric connector and terminal coating |
| CN110350339B (en) * | 2018-08-29 | 2022-04-22 | 富士康(昆山)电脑接插件有限公司 | Conductive terminal, manufacturing method thereof and electric connector |
| CN109038007A (en) * | 2018-09-27 | 2018-12-18 | 北京小米移动软件有限公司 | The electro-plating method of the electrical connection module of connector, connector and electrical connection module |
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| EP0410472A2 (en) * | 1989-07-27 | 1991-01-30 | Yazaki Corporation | Electric contact |
| CN1909303A (en) * | 2006-07-13 | 2007-02-07 | 番禺得意精密电子工业有限公司 | Conducting terminal |
| US20150004434A1 (en) * | 2013-07-01 | 2015-01-01 | Xtalic Corporation | Coated articles and methods comprising a rhodium layer |
| CN205615091U (en) * | 2016-01-07 | 2016-10-05 | 佛山科学技术学院 | Adopt copper surface coating structure of rhodium cladding material |
| CN106591904A (en) * | 2016-11-29 | 2017-04-26 | 维沃移动通信有限公司 | Electroplating coating, terminal and mobile terminal |
| CN106684647A (en) * | 2017-01-11 | 2017-05-17 | 启东乾朔电子有限公司 | C-type connector |
| CN208189834U (en) * | 2017-07-05 | 2018-12-04 | 启东乾朔电子有限公司 | Conductive terminal coating and its electric connector |
-
2017
- 2017-07-05 CN CN201710544433.7A patent/CN107546515A/en active Pending
-
2018
- 2018-04-03 CN CN201810304740.2A patent/CN108400463A/en active Pending
- 2018-04-03 CN CN201820483108.4U patent/CN208062301U/en active Active
- 2018-04-03 CN CN201810304981.7A patent/CN108574162A/en active Pending
- 2018-04-03 CN CN201820483041.4U patent/CN208189834U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0410472A2 (en) * | 1989-07-27 | 1991-01-30 | Yazaki Corporation | Electric contact |
| CN1909303A (en) * | 2006-07-13 | 2007-02-07 | 番禺得意精密电子工业有限公司 | Conducting terminal |
| US20150004434A1 (en) * | 2013-07-01 | 2015-01-01 | Xtalic Corporation | Coated articles and methods comprising a rhodium layer |
| CN205615091U (en) * | 2016-01-07 | 2016-10-05 | 佛山科学技术学院 | Adopt copper surface coating structure of rhodium cladding material |
| CN106591904A (en) * | 2016-11-29 | 2017-04-26 | 维沃移动通信有限公司 | Electroplating coating, terminal and mobile terminal |
| CN106684647A (en) * | 2017-01-11 | 2017-05-17 | 启东乾朔电子有限公司 | C-type connector |
| CN208189834U (en) * | 2017-07-05 | 2018-12-04 | 启东乾朔电子有限公司 | Conductive terminal coating and its electric connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111370894A (en) * | 2020-04-03 | 2020-07-03 | 启东乾朔电子有限公司 | Conductive terminal coating, electric connector, conductive terminal and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN208062301U (en) | 2018-11-06 |
| CN108574162A (en) | 2018-09-25 |
| CN208189834U (en) | 2018-12-04 |
| CN107546515A (en) | 2018-01-05 |
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