CN106505360A - Transitional type lightweight shell hermetically-sealed electrical connector - Google Patents
Transitional type lightweight shell hermetically-sealed electrical connector Download PDFInfo
- Publication number
- CN106505360A CN106505360A CN201611067597.7A CN201611067597A CN106505360A CN 106505360 A CN106505360 A CN 106505360A CN 201611067597 A CN201611067597 A CN 201611067597A CN 106505360 A CN106505360 A CN 106505360A
- Authority
- CN
- China
- Prior art keywords
- shell
- sealing
- electrical connector
- sealed electrical
- type lightweight
- 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.)
- Pending
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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
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- 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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
- H01R13/518—Means for holding or embracing insulating body, e.g. casing, hoods for holding or embracing several coupling parts, e.g. frames
-
- 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
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/521—Sealing between contact members and housing, e.g. sealing insert
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention provides a kind of transitional type lightweight shell hermetically-sealed electrical connector, including shell, installing plate and inner wire；Inner wire becomes glass sealing component in the location hole of installing plate by the high intermediate temperature sealing of glass；Shell and glass sealing component sealing-in by way of solder, the glass sealing assembly are provided with a useful pricker that strengthens with the soldering interface of shell and seal bubble-tight step；Inner wire surface is coated with the coat of metal；Installing plate is made up of mild steel or 4J50 alloys.The housing of invention replaces traditional kovar alloy with light material, makes electric connector loss of weight half of hermetic seal or so, and for the airtight installation of common aluminum alloy box body Sn-coupled SSBR, eliminates common hermetic seal connector kovar alloy housing and aluminium alloy box body thermal mismatching risk.
Description
Technical field
The present invention relates to electric connector structure and manufacturing technology field, and in particular to a kind of transitional type lightweight shell hermetic seal
Electric connector.
Background technology
Military aircraft or aircraft between ground and 2 meters altitudes come and go when, due to temperature from 40 DEG C to subzero 25 DEG C,
Quick change of the relative air humidity from 95% to 30%, air pressure, can tie in the cavity of its internal various non-hermetically sealed electronic equipment
Dew forms moisture film, and in " warm and humid height " simulation experiment, even discovering device cavity is interior produces seeping phenomenon, not only to metalwork shape
Into the condition of electrochemical corrosion, and there is the risk of moisture film electrolytic etching on electronic circuit under higher running voltage, institute
With military aircraft or aircraft using electric connector usually require that, with gas sealing ability, conventional sealing is to utilize vitreous body
The inner wire of the housing and kovar alloy of the materials such as kovar alloy, rustless steel is carried out sealing-in at a high temperature of 850～1040 DEG C,
Wherein housing and inner wire is the matched seal of kovar alloy, the housing of other non-kovar alloy materials with can cut down/non-cut down
The sealing-in of the inner wire of alloy material is compression sealing-in.But, kovar alloy or Stainless Steel Shell have the shortcomings that weight is big, subtract
Lack aircraft or practise the payload of row device.
In addition, the airtight electronic module box body with kovar alloy matched coefficients of thermal expansion, in addition to heavy kovar alloy, one
As using silumin or silicon carbide-aluminium alloy composite materials, the processing of both materials is all highly difficult, turn-milling cutting
Need hard alloy even diamond cutter.Such as electronic module box common aluminum alloy box body and the hermetic connector of kovar alloy
Housing tin solder sealing, during solder solidification and under high temperature with cold cycle impact, tin solder is easily produced and is cut
Cut crackle and lose modular cartridge and airtight effect between housing can be cut down.The aluminium oxide ceramics of edge and hole metallization can also be adopted
Make installing plate, inner wire with gold-plated copper alloy part, the materials processing of shell lightweight and is electroplated, finally welded with high temperature tin solder
It is connected into as metal and Ceramic brazing type hermetic connector.But there is now high technology ceramics aperture difficulty of processing height, tungsten in the program
Manganese or molybdenum manganese metal and plating difficulty are big, thus the high constraint of micro- rectangle, micro-circle adapter manufacturing cost, it is impossible to extensive
Popularization and application.
Content of the invention
It is an object of the invention to overcoming the shortcoming of above-mentioned prior art, there is provided a kind of transitional type lightweight shell hermetic seal electricity
Adapter and its manufacturing process, can solve kovar alloy housing air-tight electric connector weight is excessive and aluminium alloy modular cartridge
The thermal mismatching of body and the problem of metal and Ceramic brazing type hermetic connector high cost.
For reaching above-mentioned requirements, the present invention is adopted the technical scheme that：A kind of transitional type lightweight shell hermetic seal electricity is provided
Adapter includes shell, installing plate and inner wire；Inner wire becomes glass by the high intermediate temperature sealing of glass in the location hole of installing plate
Glass sealing-in component；Shell and glass sealing component sealing-in by way of solder, the glass sealing assembly and shell
Soldering interface is provided with a useful pricker that strengthens and seals bubble-tight step；Inner wire surface is coated with the coat of metal；Installing plate is low
Carbon steel or 4J50 alloys are made.
The transitional type lightweight shell hermetically-sealed electrical connector has the advantage that as follows：
（1）The inner wire of the present invention is that process for sealing is ripe using 4J50 sealing alloys.
（2）The sealing-in installing plate of the present invention uses 4J50, is matched seal state to seal glass and inner wire；Sealing-in is pacified
Dress plate also forms light compression sealed state using mild steel, inner conductors and seal glass；Glass sealing assembly and housing soldering circle
There is a step in face, strengthens pricker envelope air-tightness；After soldering sealing-in, the shell of lightweight forms compression sealing-in to glass sealing component.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, at this
Used in a little accompanying drawings, identical reference number is representing same or analogous part, the schematic description and description of the application
For explaining the application, the improper restriction to the application is not constituted.In the accompanying drawings：
Fig. 1 schematically shows the rounded transitional type lightweight shell hermetically-sealed electrical connector according to the application one embodiment
Structural representation.
Fig. 2 schematically shows and is electrically connected according to the rounded transitional type lightweight shell hermetic seal of the application one embodiment
The explosive view of device.
Fig. 3 schematically shows and is electrically connected according to the rectangular transition type lightweight shell hermetic seal of the application one embodiment
The structural representation of device.
Fig. 4 schematically shows and is electrically connected according to the rectangular transition type lightweight shell hermetic seal of the application one embodiment
The explosive view of device.
Fig. 5 schematically shows and is electrically connected according to the radio frequency class transitional type lightweight shell hermetic seal of the application one embodiment
Connect the structural representation of device.
Fig. 6 schematically shows and is electrically connected according to the radio frequency class transitional type lightweight shell hermetic seal of the application one embodiment
Connect the explosive view of device.
Wherein：1st, shell；2nd, installing plate；3rd, inner wire；4th, vitreous body.
Specific embodiment
Purpose, technical scheme and advantage for making the application is clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail.
In the following description, the reference of " one embodiment ", " embodiment ", " example ", " example " etc. is shown
The embodiment or example of so description can include special characteristic, structure, characteristic, property, element or limit, but not each reality
Applying example or example all necessarily includes special characteristic, structure, characteristic, property, element or limit.In addition, reuse phrase " according to
One embodiment of the application " is although it is possible to refer to identical embodiment, but be not necessarily referring to identical embodiment.
For the sake of simplicity, eliminate well known to a person skilled in the art some technical characteristics in below describing.
According to one embodiment of the application, there is provided a kind of transitional type lightweight shell hermetically-sealed electrical connector, such as Fig. 1 institutes
Show, including shell 1, installing plate 2 and inner wire 3；
The inner wire 3 becomes glass sealing component in the location hole of installing plate 2 by 4 high intermediate temperature sealing of glass；
The pricker of the shell 1 and glass sealing component sealing-in by way of solder, the glass sealing assembly and shell
Weldering interface is provided with a useful pricker that strengthens and seals bubble-tight step；
3 surface of the inner wire is coated with the coat of metal；
The installing plate 2 is made up of mild steel or 4J50 alloys.
According to one embodiment of the application, the shell of the transitional type lightweight shell hermetically-sealed electrical connector be aluminium alloy,
Electronickelling after the material to form such as magnesium alloy, magnesium lithium alloy, PEEK glasses or carbon-fiber composite material is formed.
According to one embodiment of the application, the vitreous body 4 and 4J50 of the transitional type lightweight shell hermetically-sealed electrical connector
Alloy matched coefficients of thermal expansion, the thermal coefficient of expansion of the shell 1 form compression-type soldering envelope higher than the glass sealing component
Connect.
According to one embodiment of the application, the housing of the transitional type lightweight shell hermetically-sealed electrical connector be CTE between
10×10-6/℃~23×10-6/ DEG C aluminium alloy, magnalium, magnesium lithium alloy or PEEK carbon-fiber composite materials, PEEK glasses multiple
Condensation material etc. is made, wherein magnesium lithium alloy and PEEK composites proportion is about aluminium alloy half, about kovar alloy proportion
15%, the weight of housing can be made lighter.
According to one embodiment of the application, the housing of the transitional type lightweight shell hermetically-sealed electrical connector such as adopts PEEK
Composite plating nickel-phosphorus alloy, with remarkable environmental corrosion resisting ability, which bears the ability of neutral salt spray test more than 2000
Hour, considerably beyond the sealing-in airtight product shell salt air corrosion resistivity of 48 hours can be cut down.
According to one embodiment of the application, the plated surface of the shell 1 of the transitional type lightweight shell hermetically-sealed electrical connector
There are nickel coating, gold-plated or tin coating.
According to one embodiment of the application, 3 surface of inner wire of the transitional type lightweight shell hermetically-sealed electrical connector
The coat of metal includes the Gold plated Layer of the nickel coating and outer layer of internal layer.
According to one embodiment of the application, the material of the inner wire 3 of the transitional type lightweight shell hermetically-sealed electrical connector
For 4J50 sealing alloys.
According to one embodiment of the application, the mild steel of the transitional type lightweight shell hermetically-sealed electrical connector or 4J50 envelopes
The golden installing plate of engagement carries out sealing-in with 4J50 sealing alloys inner wire by the glass that the coefficient of expansion mates 4J50, carries out electricity after sealing-in
Coated coating, the coating are nickel and gold.
According to one embodiment of the application, the mild steel of the transitional type lightweight shell hermetically-sealed electrical connector is No. 10
The model such as steel, No. 20 or Q235 steel.
According to one embodiment of the application, the transitional type lightweight shell hermetically-sealed electrical connector glass sealing assembly and housing
Soldering interface has a step, weld gap to change from 0.15mm to 0.35mm, strengthens pricker envelope air-tightness, and the solder for fusing point is
In 305 ~ 310 DEG C of Pb-Sn solders, the silver-colored bismuth of 260 DEG C of fusing point or silver-tin solder and golden tin solder that fusing point is 280 DEG C one
Kind.
Embodiment 1：With reference to Fig. 1 and 2, in 1 surface of the housing elder generation Entire nickel coating of aluminum alloy material, and local gold-plated or
Tin plating, make 1 surface of housing form the nickel coating for including from inside to outside, need in inner walls the position of soldering to be formed for soldering
Gold-plated or tin coating.Vitreous body 4, inner wire 3 are mounted in the location hole of installing plate 2 successively, are sealed by way of high temperature sintering
It is connected together, is electroplated after sealing-in, typical coating is nickel and gold.Solder is adopted for the high lead Pb-Sn of 305 ~ 310 DEG C of fusing point
Brazing filler metal, carries out hermetic seal by way of reflow soldering to housing 1 and installing plate 2, forms air-tight electric connector.In environmental protection
When requiring higher, the golden tin solder that solder can select the silver-colored bismuth solder of 260 DEG C of fusing point or fusing point is 280 DEG C.
Embodiment 2：With reference to Fig. 1 and 2,1 surface of the housing elder generation nickel plating in PEEK450CA30 composites is gold-plated again, makes shell
1 surface of body forms the Entire nickel coating layer for including from inside to outside, needs the position of soldering to plate the gold or stannum of easy soldering in inner walls
Coating.Vitreous body 4, inner wire 3 are mounted in the location hole of installing plate 2 successively, are sealed by way of high temperature sintering,
Electroplated after sealing-in, typical coating is nickel and gold.Adopt solder for the high lead Pb-Sn brazing filler metals of 305 ~ 310 DEG C of fusing point, lead to
The mode for crossing reflow soldering carries out hermetic seal to housing 1 and installing plate 2, forms air-tight electric connector.There iing the RoHS of environmental protection
During requirement, the golden tin solder that solder can select the silver-colored bismuth solder of 260 DEG C of fusing point or fusing point is 280 DEG C.
Embodiment 3：The air-tight electric connector type of the present invention is not limited to the circular configuration shape shown in Fig. 1 and 2, also wraps
Include the classifications such as rectangle, radio frequency.With reference to Fig. 3 and 4, a kind of rectangular transition type lightweight shell air-tight electric connector.Close in aluminium alloy, magnesium
1 surface of the housing elder generation nickel plating of the composites such as gold, magnesium lithium alloy, PEEK glasses or carbon fibre is gold-plated again, makes 2 surface of housing form bag
Include nickel coating from inside to outside, inner walls need the position of soldering to be formed for soldering gold-plated or tin coating.By vitreous body
4th, inner wire 3 is mounted in the location hole of installing plate 2 successively, is sealed by way of high temperature sintering, carries out electricity after sealing-in
Plating, typical coating are nickel and gold.Solder is adopted for the high lead Pb-Sn brazing filler metals of 305 ~ 310 DEG C of fusing point, by reflow soldering
Mode carries out hermetic seal to housing 1 and installing plate 2, forms air-tight electric connector.When environmental requirement is higher, solder can select
The silver-colored bismuth solder or fusing point of 260 DEG C of fusing point are 280 DEG C of golden tin solder.With reference to Fig. 5 and 6, outside a kind of radio frequency class transitional type lightweight
Shell air-tight electric connector.1 surface of housing elder generation nickel plating in the metal material material such as aluminium alloy, magnesium alloy, magnesium lithium alloy is gold-plated again,
Make 1 surface of housing form the nickel coating for including from inside to outside, need in inner walls the position of soldering to be formed for the gold-plated of soldering
Or tin coating.Vitreous body 4, inner wire 3 are mounted in the location hole of installing plate 2 successively, sealing-in by way of high temperature sintering exists
Together, electroplated after sealing-in, typical coating is nickel and gold.Solder is adopted for the high lead Pb-Sn systems pricker of 305 ~ 310 DEG C of fusing point
Material, carries out hermetic seal by way of reflow soldering to housing 1 and installing plate 2, forms air-tight electric connector.In environmental requirement
When higher, the golden tin solder that solder can select the silver-colored bismuth solder of 260 DEG C of fusing point or fusing point is 280 DEG C.
Embodiment described above only represents the several embodiments of the present invention, and its description is more concrete and detailed, but not
It is understood that as limitation of the scope of the invention.It should be pointed out that for the person of ordinary skill of the art, without departing from
On the premise of present inventive concept, some deformations and improvement can also be made, these belong to the scope of the present invention.Therefore this
Bright protection domain should be defined by the claim.
Claims (8)
1. a kind of transitional type lightweight shell hermetically-sealed electrical connector, it is characterised in that：Including shell, installing plate and inner wire；
The inner wire becomes glass sealing component in the location hole of installing plate by the high intermediate temperature sealing of glass；
The soldering of the shell and glass sealing component sealing-in by way of solder, the glass sealing assembly and shell
Interface is provided with one and seals bubble-tight step in order to strengthen pricker；
The inner wire surface is coated with the coat of metal；
The installing plate is made up of mild steel or 4J50 alloys.
2. transitional type lightweight shell hermetically-sealed electrical connector according to claim 1, it is characterised in that：The shell is aluminum
Electronickelling after the material to form such as alloy, magnesium alloy, magnesium lithium alloy, PEEK glasses or carbon-fiber composite material is formed.
3. transitional type lightweight shell hermetically-sealed electrical connector according to claim 1 and 2, it is characterised in that：The glass
Body and 4J50 alloy matched coefficients of thermal expansion, the thermal coefficient of expansion of the shell form compression higher than the glass sealing component
Type soldering sealing-in.
4. transitional type lightweight shell hermetically-sealed electrical connector according to claim 1, it is characterised in that：The shell 1
Surface is coated with nickel coating, gold-plated or tin coating.
5. the transitional type lightweight shell hermetically-sealed electrical connector according to claim 1 or 4, it is characterised in that：Described interior lead
The coat of metal in body surface face includes the Gold plated Layer of the nickel coating and outer layer of internal layer.
6. the transitional type lightweight shell hermetically-sealed electrical connector according to claim 1 or 4, it is characterised in that：Described interior lead
The material of body is 4J50 sealing alloys.
7. the transitional type lightweight shell hermetically-sealed electrical connector according to claim 1 or 2 or 4, it is characterised in that：Described low
Carbon steel or 4J50 sealing alloys installing plate carry out sealing-in with 4J50 sealing alloys inner wire by the glass that the coefficient of expansion mates 4J50,
Galvanization coating is carried out after sealing-in, and the coating is nickel and gold.
8. transitional type lightweight shell hermetically-sealed electrical connector according to claim 7, it is characterised in that：The mild steel is
The model such as No. 10 steel, No. 20 or Q235 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611067597.7A CN106505360A (en) | 2016-11-29 | 2016-11-29 | Transitional type lightweight shell hermetically-sealed electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611067597.7A CN106505360A (en) | 2016-11-29 | 2016-11-29 | Transitional type lightweight shell hermetically-sealed electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106505360A true CN106505360A (en) | 2017-03-15 |
Family
ID=58329151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611067597.7A Pending CN106505360A (en) | 2016-11-29 | 2016-11-29 | Transitional type lightweight shell hermetically-sealed electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106505360A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802928A (en) * | 2018-05-25 | 2018-11-13 | 北京航天时代光电科技有限公司 | A kind of reusable integrated form optical fiber air seal flange |
| CN109192614A (en) * | 2018-11-08 | 2019-01-11 | 桂林航天电子有限公司 | A kind of welded type exit of sealed relay |
| CN110026744A (en) * | 2019-05-13 | 2019-07-19 | 中国电子科技集团公司第四十三研究所 | A kind of processing method of micro- rectangular electric connector |
| CN110429421A (en) * | 2019-08-31 | 2019-11-08 | 中国电子科技集团公司第四十研究所 | A kind of mountable multichannel high-voltage electric connector in scene |
| CN112072375A (en) * | 2020-08-11 | 2020-12-11 | 中国电子科技集团公司第二十九研究所 | Micro-rectangular multi-core connector with air seal and manufacturing method thereof |
| CN117996506A (en) * | 2024-04-03 | 2024-05-07 | 四川华丰科技股份有限公司 | High-temperature anti-corrosion sealing connector of stainless steel shell and processing method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802928A (en) * | 2018-05-25 | 2018-11-13 | 北京航天时代光电科技有限公司 | A kind of reusable integrated form optical fiber air seal flange |
| CN109192614A (en) * | 2018-11-08 | 2019-01-11 | 桂林航天电子有限公司 | A kind of welded type exit of sealed relay |
| CN110026744A (en) * | 2019-05-13 | 2019-07-19 | 中国电子科技集团公司第四十三研究所 | A kind of processing method of micro- rectangular electric connector |
| CN110026744B (en) * | 2019-05-13 | 2021-06-04 | 中国电子科技集团公司第四十三研究所 | Machining method of micro-rectangular electric connector |
| CN110429421A (en) * | 2019-08-31 | 2019-11-08 | 中国电子科技集团公司第四十研究所 | A kind of mountable multichannel high-voltage electric connector in scene |
| CN112072375A (en) * | 2020-08-11 | 2020-12-11 | 中国电子科技集团公司第二十九研究所 | Micro-rectangular multi-core connector with air seal and manufacturing method thereof |
| CN117996506A (en) * | 2024-04-03 | 2024-05-07 | 四川华丰科技股份有限公司 | High-temperature anti-corrosion sealing connector of stainless steel shell and processing method thereof |
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