CN105390900A - High-temperature resistant electronic connector - Google Patents
High-temperature resistant electronic connector Download PDFInfo
- Publication number
- CN105390900A CN105390900A CN201510983054.9A CN201510983054A CN105390900A CN 105390900 A CN105390900 A CN 105390900A CN 201510983054 A CN201510983054 A CN 201510983054A CN 105390900 A CN105390900 A CN 105390900A
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- China
- Prior art keywords
- sealing
- electric power
- power connector
- temperature resistant
- contact
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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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a high-temperature resistant electronic connector. The electronic connector comprises a housing, a contact body and a sealing body, wherein a kovar alloy material is adopted by the housing; the contact body comprises a contact pin and an inserting hole; a beryllium copper material is adopted by the contact body; a glass material is adopted by the sealing body; and the contact body, the sealing body and the housing are sealed together through a vacuum positive pressure glass sealing process. The invention discloses the high-temperature resistant electronic connector. By adopting reasonable sealing technology and electroplating technology, the electronic connector has excellent properties of excellent high-temperature resistance, high mechanical strength, good electrical insulating property and high reliability, and can meet the operating requirements of different environments.
Description
Technical field
The present invention relates to a kind of electric power connector, be specifically related to a kind of high temperature resistant electric power connector, belong to art of electrical connectors field.
Background technology
Electric power connector is used widely at many industrial circles, and it plays device and device, assembly and assembly, carry out between system and system being electrically connected and the important function of signal transmission, is the important foundation element ensureing whole system reliably working.Along with the development of industrial technology, special operational environment is had higher requirement to electric power connector, especially requires that electric power connector can have high reliability under high pressure, heavily stressed and high-temperature occasion.
At present, although traditional plastics sealing-in electric power connector production technology is comparatively simple, production cost is low, and usage quantity is large, is difficult to adapt to the instructions for use under some high temperature, low temperature, particular job environment such as damp and hot.Traditional plastics sealing-in electric power connector not only non-refractory, and plastics in high temperature environments volatile go out harmful components, meanwhile, plastics sealing-in electric power connector due to the adhesion of plastic adherence metal limited, therefore do not possess enough tensions and anti-twisting property.In addition, the many defect of the metal parts in existing electric power connector owing to existing in electroplating technology, causes quality of coating low, causes that the thermal endurance of electric power connector reduces, electrical insulation capability declines, corrosion resistance deficiency etc.
Summary of the invention
For the demand, the invention provides a kind of high temperature resistant electric power connector, this electric power connector is by adopting rational process for sealing and electroplating technology, not only possesses excellent resistance to elevated temperatures, and there is the excellent properties that mechanical strength is high, electrical insulating property good, reliability is high, the instructions for use of varying environment can be met.
The present invention is a kind of high temperature resistant electric power connector, described electric power connector is made up of shell, contact and sealing-in body, described shell adopts kovar alloy material, described contact comprises contact pin and jack, this contact adopts beryllium copper material, described sealing-in body adopts glass material, and described contact and sealing-in body are sealed by vacuum malleation glass sealing process and shell.
In a preferred embodiment of the present invention, described case surface is first by nickel chemical plating technology plating about chemical nickel 20um, re-plating cadmium about 60um.
In a preferred embodiment of the present invention, about chemical nickel 20um is first plated by nickel chemical plating technology in described contact surface, re-plating gold about 40um.
In a preferred embodiment of the present invention, the borosilicate glass preparation that described sealing-in body is 160um by average grain diameter forms.
In a preferred embodiment of the present invention, the former powder of borosilicate glass that described borosilicate glass powder is 2um by average grain diameter is prepared from through atomizing granulating technology.
In a preferred embodiment of the present invention, described vacuum malleation glass sealing process is that the electric power connector packaging part assembled is put into vacuum furnace, vacuumize and be filled with high pure nitrogen, sealing-in process 25 ~ 30min at sealing temperature 710 ~ 750 DEG C, then it is shaping to come out of the stove after annealing, cooling.
Present invention is disclosed a kind of high temperature resistant electric power connector, this electric power connector is by adopting rational process for sealing and electroplating technology, not only possesses excellent resistance to elevated temperatures, and there is the excellent properties that mechanical strength is high, electrical insulating property good, reliability is high, the instructions for use of varying environment can be met.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of the high temperature resistant electric power connector of the embodiment of the present invention;
In accompanying drawing, the mark of each parts is as follows: 1, shell, and 2, contact, 3, sealing-in body.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Fig. 1 is the structural representation of the high temperature resistant electric power connector of the embodiment of the present invention; This electric power connector is made up of shell 1, contact 2 and sealing-in body 3, described shell 1 adopts kovar alloy material, described contact 2 comprises contact pin and jack, this contact 2 adopts beryllium copper material, described sealing-in body 3 adopts glass material, and described contact 2 and sealing-in body 3 are sealed by vacuum malleation glass sealing process and shell 1.
The high temperature resistant electric power connector that the present invention mentions adopts kovar alloy and beryllium copper to make shell 1 and contact 2 respectively as basis material, reach insulation and the sealing-in of contact 2 and shell 1 with vacuum malleation glass sealing process, adopt chemical nickel plating and selective electroplating technique to carry out coating to shell 1 and contact 2 simultaneously.Wherein, kovar alloy fusing point can reach 1450 DEG C, has higher heat resistance, meanwhile, has good structure stability, conduction, welding, welding and anti-wear performance; Beryllium copper have passed through quench aging process, has higher intensity, elasticity, resistance to wear, corrosion resistance and good conductivity and thermal conductivity.The shell 1 of this electric power connector and contact 2, after shaping, first carry out coating, then carry out sealing-in.Wherein, first the coating of shell 1 and contact 2 adopt nickel chemical plating technology, and shell 1 and contact 2 are placed on chemical nickel plating equipment respectively and plate about chemical nickel 20um, this chemical nickel plated layer compact degree and corrosion resistance are obviously better than electronickelling, and operation is simple, cost is low; Carry out Passivation Treatment in the cadmium plating of shell 1 surface electrical afterwards, to improve thermal endurance and the corrosion resistance of shell further, cadmium layer thickness is about 60um; Then carry out electrogilding process to contact 2, to improve the thermal endurance of contact 2, conductivity, resistance to wear and corrosion resistance further, plated thickness is about 40um.
The high temperature resistant electric power connector that the present invention proposes have employed the borosilicate glass biscuit of resistance to elevated temperatures excellence as sealing-in body 3, and is completed the sealing-in of contact 2 and shell 1 by vacuum malleation glass sealing process.Wherein, glass biscuit is that the glass powder of 160um is prepared from after burning through dry pressing, row by average grain diameter, the former powder of glass that glass powder is 2um by average grain diameter is prepared from through atomizing granulating technology, atomizing granulating technology condition is wherein: air pressure 0.8MPa, temperature of inlet air 300 DEG C, outlet temperature 110 DEG C.This glass biscuit neat appearance, size is accurate, intensity is high, is easy to same shell 1 and contact 2 carries out sealing-in.In order to ensure the electric power connector reliable in quality after sealing-in, there is good thermal endurance, electrical insulating property and mechanical performance, and save production cost, adopt vacuum malleation glass sealing process that the electric power connector packaging part assembled is carried out sealing-in.Sealing-in process is: first the shell 1 after glass biscuit, coating and contact 2, graphite jig are assembled, then the packaging part assembled is put into vacuum furnace, heating, vacuum stove to 300 DEG C, is evacuated to 2 × 10
-3pa, and be filled with 4 × 10
5pa high pure nitrogen; Then encapsulation process 25min under 750 DEG C of package temperature; Annealing in process 80min at 450 DEG C of temperature afterwards; Last Temperature fall to 110 DEG C, comes out of the stove and is cooled to room temperature, namely makes the electric power connector of resistance to elevated temperatures excellence.
Present invention is disclosed a kind of high temperature resistant electric power connector, this electric power connector is by adopting rational process for sealing and electroplating technology, not only possesses excellent resistance to elevated temperatures, and there is the excellent properties that mechanical strength is high, electrical insulating property good, reliability is high, the instructions for use of varying environment can be met.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the present invention; the change can expected without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection range that protection scope of the present invention should limit with claims is as the criterion.
Claims (6)
1. a high temperature resistant electric power connector, it is characterized in that, described electric power connector is made up of shell, contact and sealing-in body, described shell adopts kovar alloy material, described contact comprises contact pin and jack, this contact adopts beryllium copper material, and described sealing-in body adopts glass material, and described contact and sealing-in body are sealed by vacuum malleation glass sealing process and shell.
2. high temperature resistant electric power connector according to claim 1, is characterized in that, described case surface is first by nickel chemical plating technology plating about chemical nickel 20um, re-plating cadmium about 60um.
3. high temperature resistant electric power connector according to claim 1, is characterized in that, about chemical nickel 20um is first plated by nickel chemical plating technology in described contact surface, re-plating gold about 40um.
4. high temperature resistant electric power connector according to claim 1, is characterized in that, the borosilicate glass preparation that described sealing-in body is 160um by average grain diameter forms.
5. high temperature resistant electric power connector according to claim 4, is characterized in that, the former powder of borosilicate glass that described borosilicate glass powder is 2um by average grain diameter is prepared from through atomizing granulating technology.
6. high temperature resistant electric power connector according to claim 1, it is characterized in that, described vacuum malleation glass sealing process is that the electric power connector packaging part assembled is put into vacuum furnace, vacuumize and be filled with high pure nitrogen, sealing-in process 25 ~ 30min at sealing temperature 710 ~ 750 DEG C, then it is shaping to come out of the stove after annealing, cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983054.9A CN105390900A (en) | 2015-12-24 | 2015-12-24 | High-temperature resistant electronic connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983054.9A CN105390900A (en) | 2015-12-24 | 2015-12-24 | High-temperature resistant electronic connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105390900A true CN105390900A (en) | 2016-03-09 |
Family
ID=55422878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510983054.9A Pending CN105390900A (en) | 2015-12-24 | 2015-12-24 | High-temperature resistant electronic connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105390900A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846185A (en) * | 2016-03-24 | 2016-08-10 | 贵州航天电子科技有限公司 | Printed circuit board direct welding type electric connector |
| CN109836055A (en) * | 2017-11-29 | 2019-06-04 | 辽宁法库陶瓷工程技术研究中心 | A kind of method of vacuum glass sealing device |
| CN113943958A (en) * | 2021-11-10 | 2022-01-18 | 四川泛华航空仪表电器有限公司 | Method for locally plating cadmium and gold on socket sintering assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746964A (en) * | 2008-12-19 | 2010-06-23 | 沈阳兴华航空电器有限责任公司 | Titanium alloy and glass sealing process method |
| CN103474831A (en) * | 2013-09-23 | 2013-12-25 | 苏州华旃航天电器有限公司 | Glass sintered high temperature and high pressure sealing electric connector |
| CN103880290A (en) * | 2012-12-19 | 2014-06-25 | 辽宁省轻工科学研究院 | Preparation method and application of high expansion coefficient copper sealing glass powder |
| CN104505693A (en) * | 2014-10-09 | 2015-04-08 | 中船永志泰兴电子科技有限公司 | Processing method for deep water hermetically sealed connector |
-
2015
- 2015-12-24 CN CN201510983054.9A patent/CN105390900A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746964A (en) * | 2008-12-19 | 2010-06-23 | 沈阳兴华航空电器有限责任公司 | Titanium alloy and glass sealing process method |
| CN103880290A (en) * | 2012-12-19 | 2014-06-25 | 辽宁省轻工科学研究院 | Preparation method and application of high expansion coefficient copper sealing glass powder |
| CN103474831A (en) * | 2013-09-23 | 2013-12-25 | 苏州华旃航天电器有限公司 | Glass sintered high temperature and high pressure sealing electric connector |
| CN104505693A (en) * | 2014-10-09 | 2015-04-08 | 中船永志泰兴电子科技有限公司 | Processing method for deep water hermetically sealed connector |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846185A (en) * | 2016-03-24 | 2016-08-10 | 贵州航天电子科技有限公司 | Printed circuit board direct welding type electric connector |
| CN109836055A (en) * | 2017-11-29 | 2019-06-04 | 辽宁法库陶瓷工程技术研究中心 | A kind of method of vacuum glass sealing device |
| CN113943958A (en) * | 2021-11-10 | 2022-01-18 | 四川泛华航空仪表电器有限公司 | Method for locally plating cadmium and gold on socket sintering assembly |
| CN113943958B (en) * | 2021-11-10 | 2024-05-10 | 四川泛华航空仪表电器有限公司 | Method for locally plating cadmium and gold on socket sintering assembly |
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Application publication date: 20160309 |