CN208189834U - Conductive terminal coating and its electric connector - Google Patents
Conductive terminal coating and its electric connector Download PDFInfo
- Publication number
- CN208189834U CN208189834U CN201820483041.4U CN201820483041U CN208189834U CN 208189834 U CN208189834 U CN 208189834U CN 201820483041 U CN201820483041 U CN 201820483041U CN 208189834 U CN208189834 U CN 208189834U
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- Prior art keywords
- conductive terminal
- coating
- outside
- alloy
- palladium
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Classifications
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- 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 utility model disclose a kind of conductive terminal coating and its electric connector, electric connector includes: insulating body, the conductive 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 conductive terminal has the holding parts held on the insulation body, extends forward from holding parts and the contact portion protruded into butt cavity and the weld part to extend back；The conductive terminal coating includes copper material, the nickel tungsten being successively plated on the outside of copper material, palladium-nickel alloy；The anticorrosive property of conductive terminal can be improved by including nickel tungsten, the palladium-nickel alloy being successively plated on the outside of copper material by conductive terminal coating in the utility model.
Description
Technical field
The utility model relates to a kind of conductive terminal coating and its electric connector more particularly to a kind of data quickly pass
Defeated conductive terminal coating and its electric connector.
Background technique
Connector has a decisive role in existing electronic equipment, the biography with electronic device charging and data
It is defeated, but enter the substances such as water when electronic equipment, 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 corrosive media on connector, corrosion can be generated to the terminal of connector, influence the use of connector.
In view of the above drawbacks, it is really necessary to design a kind of conductive terminal of improved electric connector.
Utility model content
The conductive terminal plating with preferable anticorrosive property that the technical problem to be solved by the utility model is to provide a kind of
Layer and its electric connector.
In order to solve the above technical problems, the technical solution of the utility model is: a kind of conductive terminal coating, including copper element
Material, the nickel tungsten being successively plated on the outside of copper material, palladium-nickel alloy.
The utility model further improves as follows: the thickness 20-80u " of the nickel tungsten, the plating thickness of palladium-nickel alloy
Degree is 10-50u ".
The utility model further improves as follows: the conductive terminal coating is also coated with the plating on the outside of palladium-nickel alloy
Gold.
In order to solve the above technical problems, the utility model can also adopt the following technical scheme that is: a kind of electric connector,
It include: insulating body, the conductive terminal held on the insulation body and the shielding casing being retained on the outside of insulating body, the masking
Shell, which encloses to set, is formed with butt cavity on the outside of insulating body, the conductive terminal have hold on the insulation body holding parts,
Extend forward from holding parts and the contact portion protruded into butt cavity and the weld part to extend back；The conductive terminal is right
It is required that the conductive terminal after any one of 1 to the 3 conductive terminal coating.
The utility model further improves as follows: be coated with gold on the palladium-nickel alloy, and gold with a thickness of 0-5u ".
The utility model further improves as follows: the outside of the gold is coated with rhodium or rhodium ruthenium alloy.
The utility model further improves as follows: the thickness of coating of the rhodium or rhodium ruthenium alloy is 10-50u ".
Compared with prior art, the beneficial effects of the utility model are as follows: the utility model is by by conductive terminal coating
Nickel tungsten, the palladium-nickel alloy being successively plated on the outside of copper material, can be improved the anticorrosive property of conductive terminal.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the utility model electric connector；
Fig. 2 is the perspective view 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 conductive terminal coating as shown in Figure 4.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
The electric connector that Fig. 1 to 5 is the utility model conductive terminal coating and its uses is please referred to, wherein the institute of Fig. 1 to 4
Show, is 100 embodiment schematic diagram of the utility model electric connector, wherein a kind of Type C type connector is presented, it certainly, will
For the utility model technology for that can also solve identical technical problem on other connectors, which includes: insulating body
10, conductive terminal 11, lock barricade 12 and shielding casing 13.
The tongue plate portion 102 that the insulating body 10 has base portion 101 and protrudes out forward from base portion, which, which encloses, sets
In 102 outside of tongue plate portion, it is formed with butt cavity 103, the conductive 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 portion 111 protruded into butt cavity and the weldering to extend back
Socket part 112.
Referring again to 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 conductive terminal 11 includes several first terminals 113 and several Second terminals 114,
The first terminal 113 and 104 integrated injection molding of the first noumenon are upper module A, 105 one of Second terminal 114 and the second ontology
Injection molding is lower end submodule group B, and module A and lower die group B are molded outside jointly after clamping above-mentioned lock barricade 12 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, protrudes out from the first holding parts
The first contact portion 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 portion 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 conductive terminal 11 including first terminal,
Similarly, contact portion 111 includes the first contact portion 1134 of first terminal 113 and the second contact portion 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 portion 1134 and the second contact portion 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 die group B
The two 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.
Referring again to 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 two 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 sink it is board-like in a manner of (not shown) is installed, reduce the height of electronic equipment, the rear end of body part 131 be equipped be held in
The front block unit 134 and rear bending part 135 of the 101 front and back side of base portion of insulating body 10, the base portion 101 of the insulating body 10 have
The rear recess 1011 for accommodating bending part 135 after the preceding recess 1010 and clamping of front block unit 134, consolidates shielding casing 13 is stable
It holds on insulating body 10.
Be the schematic cross-section of conductive terminal coating a part referring again to shown in Fig. 5, the conductive terminal from inside to outside,
Successively have six layers of coating structure, 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-
50u ", golden A5 with a thickness of 0-5u ", rhodium or rhodium ruthenium alloy A6 with a thickness of 10-50u ", usually can be by golden A5 with a thickness of 1-
5u ", to reduce manufacturing cost, golden coating is without too thick；The utility model is by having rhodium or rhodium for the outer layer of conductive terminal
Ruthenium alloy A6, can be improved the anticorrosive property of conductive terminal, and reduce the manufacturing cost of connector, but to improve the close of coating
Manufacturing cost is spent and further decreased, other metal materials or alloy can be plated in copper outer layer, such as silver or silver alloy A3, palladium or palladium
The alloys such as nickel alloy or materials A 4, and the golden A5 coating of layer 5 is conducive to increase rhodium or rhodium ruthenium alloy A6 and other metal materials
Binding force, prevent the alloys such as rhodium or rhodium ruthenium alloy A6 from falling off, and improve anticorrosive property.
To prevent the conductive 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, will 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.It certainly, can in the utility model embodiment
Above-mentioned Copper base material A1 and the copper A2 polished on the outside of Copper base material are referred to as copper material, i.e. layers of copper is usually by copper product surface
It is processed by shot blasting, reduces layers of copper gap, improve sealing effect, improve anticorrosive property.
Certainly, above-mentioned third coating, i.e. silver or silver alloy A3 can also be changed to nickel phosphorus or nickel-tungsten alloy plating, but the nickel phosphorus
Or the coating of the nickel tungsten thickness degree 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 conductive terminal of the utility model, step include
First, a kind of conductive terminal substrate 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 guarantee the rhodium or rhodium ruthenium alloy
Thickness of coating is 10-50u ", constitutes conductive terminal.
Copper material can be successively coated with to silver-colored or silver alloy, the palladium or palladium-nickel alloy, gold being plated on the outside of the silver or silver alloy, so
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 guarantee 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 ", golden with a thickness of 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 nickel phosphorus or nickel tungsten will can also 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 alloy layer is 10u " by conductive terminal coating A3 nickel tungsten
When, be increased to 1 minute, when have continue to be coated with A6 rhodium ruthenium alloy be 10u " conductive terminal corrosion resistance reach 15 minutes；Meanwhile
If conductive terminal coating is changed to A3 nickel tungsten 80u " and A4 palladium-nickel alloy layer 50u ", it is increased to 5 minutes, and A6 rhodium ruthenium closes
The conductive terminal corrosion resistance that gold is changed to 30u " reaches 30 minutes；Comparing please join as follows:
The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art visualize from above-mentioned
Hair, without creative labor, made various transformation are all fallen within the protection scope of the utility model.
Claims (7)
1. a kind of conductive terminal coating, it is characterised in that: the conductive terminal coating includes copper material, is successively plated on outside copper material
Nickel tungsten, the palladium-nickel alloy of side.
2. conductive 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. conductive terminal coating as claimed in claim 1 or 2, it is characterised in that: the conductive 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 conductive 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 conductive terminal has fixing
Holding parts on insulating body extend forward and the contact portion protruded into butt cavity and the welding to extend back from holding parts
Portion；It is characterized by: the conductive terminal is the conductive terminal after any one of the claims 1 to 3 conductive terminal coating.
5. electric connector as claimed in claim 4, it is characterised in that: be coated with gold on the palladium-nickel alloy, and gold with a thickness of
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 |
|---|---|
| CN208189834U true CN208189834U (en) | 2018-12-04 |
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 |
| 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 |
| CN201810304740.2A Pending CN108400463A (en) | 2017-07-05 | 2018-04-03 | Conducting terminal coating and its electric connector |
Family Applications Before (3)
| 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 |
| 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 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810304740.2A Pending CN108400463A (en) | 2017-07-05 | 2018-04-03 | Conducting terminal coating and its electric connector |
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| Country | Link |
|---|---|
| CN (5) | CN107546515A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400463A (en) * | 2017-07-05 | 2018-08-14 | 启东乾朔电子有限公司 | Conducting terminal coating and its electric connector |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109768409A (en) * | 2018-07-11 | 2019-05-17 | 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 |
| CN213304418U (en) * | 2020-04-03 | 2021-05-28 | 启东乾朔电子有限公司 | Conductive terminal coating and electric connector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0359972A (en) * | 1989-07-27 | 1991-03-14 | Yazaki Corp | Electrical contact |
| CN100428573C (en) * | 2006-07-13 | 2008-10-22 | 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 |
| CN106684647B (en) * | 2017-01-11 | 2019-06-04 | 启东乾朔电子有限公司 | C type connector |
| 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 |
-
2017
- 2017-07-05 CN CN201710544433.7A patent/CN107546515A/en active Pending
-
2018
- 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
- 2018-04-03 CN CN201810304740.2A patent/CN108400463A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400463A (en) * | 2017-07-05 | 2018-08-14 | 启东乾朔电子有限公司 | Conducting terminal coating and its electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108400463A (en) | 2018-08-14 |
| CN208062301U (en) | 2018-11-06 |
| CN107546515A (en) | 2018-01-05 |
| CN108574162A (en) | 2018-09-25 |
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