CN204558714U - A kind of solder bonding metal sealing-in type air-tight electric connector - Google Patents
A kind of solder bonding metal sealing-in type air-tight electric connector Download PDFInfo
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- CN204558714U CN204558714U CN201520221927.8U CN201520221927U CN204558714U CN 204558714 U CN204558714 U CN 204558714U CN 201520221927 U CN201520221927 U CN 201520221927U CN 204558714 U CN204558714 U CN 204558714U
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Abstract
The utility model discloses a kind of solder bonding metal sealing-in type air-tight electric connector, comprise ceramic mounting panel, surface is provided with can be provided with can the inner wire of the coat of metal II of soldering the housing of the coat of metal I of soldering and multiple surface; Pottery mounting panel is provided with multiple installing hole, and the outer of ceramic mounting panel and installing hole inwall are equipped with can the metal level of soldering; Inner wire is plugged in the installing hole on ceramic mounting panel, and housing is socketed on ceramic mounting panel, and inner wire, ceramic mounting panel are fixedly connected with the mode of housing by soldering.Inner wire of the present utility model surface is provided with can the coat of metal II of soldering, surface of shell is provided with can the coat of metal I of soldering, pottery mounting panel is provided with multiple installing hole, the pottery outer of mounting panel and installing hole inwall are equipped with can the metal level of soldering, inner wire, housing are fixedly connected with the mode of ceramic mounting panel finally by soldering, and inner wire can be made to keep enough rigidity to support that the plug of high strength connects.
Description
Technical field
The utility model belongs to electric connector structure and manufacturing technology field, is specifically related to a kind of solder bonding metal sealing-in type air-tight electric connector.
Background technology
Space and the electric connector used under water require to have the performance such as hermetic seal, water-stop usually, conventional sealing utilizes vitreum that the housing of the material such as kovar alloy, stainless steel and the inner wire of kovar alloy are carried out sealing-in under the high temperature of 850-980 DEG C, its middle shell and inner wire are the matched seal of kovar alloy, the housing of other non-kovar alloy materials with can cut down/sealing-in of the inner wire of non-kovar alloy material is for compress sealing-in.
There is following shortcoming in this sealing-in mode:
1, adopt vitreum under the high temperature conditions to housing and the inner wire sealing-in of kovar alloy material, electroplate after sealed knot to contact, tiny kovar alloy inner wire can be annealed deliquescing, is difficult to keep enough rigidity to support that the plug of high strength connects.
2, need to fasten line and electroplate discrete inner wire, make the bad or corrosion resistance of inner wire coating continuity strong, gold-platedly also need to fasten line even if add after adopting chemical nickel plating, chemical palladium-plating, immersion gilding and connect.
3, the inner wire conductive capability of kovar alloy material is strong, gold-platedly can only reduce its sheet resistance value, and big current transmission can cause excessive temperature rise.
4, kovar alloy weight is large, can be limited to for aerospace electronic product.
Utility model content
The purpose of this utility model is the shortcoming overcoming prior art, provides a kind of solder bonding metal sealing-in type air-tight electric connector, is difficult to the enough rigidity of maintenance to support the problem that the plug of high strength connects with the inner wire rigidity deficiency solving air-tight electric connector.
For achieving the above object, technical solution adopted in the utility model is: provide a kind of solder bonding metal sealing-in type air-tight electric connector, comprise ceramic mounting panel, surface is provided with can be provided with can the inner wire of the coat of metal II of soldering the housing of the coat of metal I of soldering and multiple surface; Pottery mounting panel is provided with multiple installing hole, and the outer of ceramic mounting panel and installing hole inwall are equipped with can the metal level of soldering; Inner wire is plugged in the installing hole on ceramic mounting panel, and housing is socketed on ceramic mounting panel, and inner wire, ceramic mounting panel are fixedly connected with the mode of housing by soldering.
As preferably, the coat of metal I of surface of shell comprises the nickel coating of internal layer, and outer field gold-plated or tin coating.
As preferably, the material of housing is the one in aluminium alloy, silumin, silicon carbide-aluminium composite material and PEEK carbon fibre composite.
As preferably, the coat of metal II on inner wire surface comprises the nickel coating of internal layer and outer field Gold plated Layer.
As preferably, the material of inner wire is bronze or beryllium-bronze material.
As preferably, ceramic mounting panel can the metal level material of soldering be one in molybdenum manganese, tungsten manganese and silver palladium alloy.
As preferably, metal contact element is contact pin or jack; Contact pin is solid contact pin or resilient strand contact pin; Jack is elastic hole or non-resilient jack.
the beneficial effects of the utility model are
1, be provided with can the coat of metal II of soldering on inner wire of the present utility model surface, surface of shell is provided with can the coat of metal I of soldering, pottery mounting panel is provided with multiple installing hole, the pottery outer of mounting panel and installing hole inwall are equipped with can the metal level of soldering, inner wire, housing are fixedly connected with the mode of ceramic mounting panel finally by soldering, and inner wire can be made to keep enough rigidity to support that the plug of high strength connects.
2, inner wire of the present utility model is bronze or beryllium-bronze material, and the higher inner wire that enables of conductance has better electric conductivity, can not cause excessive temperature rise because of big current transmission.
3, housing of the present utility model is aluminium alloy, the material material of silumin, silicon carbide-aluminium composite material or PEEK carbon-fiber composite material makes, and the weight of housing can be made lighter, can be widely used in aerospace electronic product.
4, inner wire of the present utility model, ceramic mounting panel and housing are after being assembled together, then adopt solder directly to be sealed by the mode of soldering, and production efficiency is higher.
Accompanying drawing explanation
Fig. 1 is the explosive view of solder bonding metal sealing-in type air-tight electric connector;
Fig. 2 is the solder bonding metal sealing-in type air-tight electric connector structural representation assembled.
Wherein: 1, inner wire; 2, ceramic mounting panel; 3, housing; 4, installing hole; 5, air-tight electric connector; 6, the coat of metal I; 7, the coat of metal II; 8, metal level.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to Fig. 1 and 2, the present embodiment provides a kind of solder bonding metal sealing-in type air-tight electric connector, comprises ceramic mounting panel 2, surface is provided with can be provided with can the inner wire 1 of the coat of metal II 7 of soldering the housing 3 of the coat of metal I 6 of soldering and multiple surface; Pottery mounting panel 2 is provided with multiple installing hole 4, and the outer of ceramic mounting panel 2 and installing hole 4 inwall are equipped with can the metal level 8 of soldering; Inner wire 1 is plugged in the installing hole 4 on ceramic mounting panel 2, and housing 3 is socketed on ceramic mounting panel 2, and inner wire 1, ceramic mounting panel 2 are fixedly connected with the mode of housing 3 by soldering.
In implementation process, gold-plated again in the surperficial first nickel plating of the housing 3 of aluminum alloy material, what make housing 3 surface form the nickel coating that comprises from inside to outside and Gold plated Layer can the coat of metal I 6 of soldering; Gold-plated again in the surperficial first nickel plating of the inner wire 1 of bronze material, what make inner wire 1 surface form the nickel coating that comprises from inside to outside and Gold plated Layer can the coat of metal II 7 of soldering; Adopt thick film to carry out localized metallic process to ceramic mounting panel 2, ceramic mounting panel 2 outer of aluminium oxide material and installing hole 4 inwall formed can the metal level 8 of molybdenum manganese alloy material of soldering.
Inner wire 1 is plugged in the installing hole 4 on ceramic mounting panel 2, housing 3 is socketed on ceramic mounting panel 2, adopt solder to be the plumbous Pb-Sn brazing filler metal of height of fusing point 305 ~ 310 DEG C, carry out hermetic seal by the mode inner conductors 1 of reflow soldering, ceramic mounting panel 2 and housing 3 and form air-tight electric connector 5.When environmental requirement is higher, solder can select the silver-colored bismuth solder of fusing point 260 DEG C or fusing point to be the golden tin solder of 280 DEG C.
Carrying out to ceramic mounting panel 2 method that localized metallic process adopts is thick film: in organic media, mix micro-fine metal powder, oxide, glass dust or ceramic powders be mixed into slurry, uniform application ceramic mounting panel 2 outer and installing hole 4 inwall on, form the high conductivity of thickness 15 ~ 25 microns after high temperature sintering, combine firmly metal layer, chemical deposition nickel dam again on molybdenum manganese and tungsten manganese metal level, silver-colored palladium metal layer then directly meets brazing requirements.When then ceramic mounting panel 2 and metal layer being welded together with solder, its main flow is as follows: ceramic surface does metallization burning infiltration → depositing metal films → add hot solder to make pottery and metal sealing.
Above-mentioned execution mode is used for explaining and the utility model is described; instead of the utility model is limited; in the protection range of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection range of the present utility model.
Claims (7)
1. a solder bonding metal sealing-in type hermetically-sealed electrical connector, is characterized in that: comprise ceramic mounting panel, surface is provided with can be provided with can the inner wire of the coat of metal II of soldering the housing of the coat of metal I of soldering and multiple surface; Described ceramic mounting panel is provided with multiple installing hole, and the outer of ceramic mounting panel and installing hole inwall are equipped with can the metal level of soldering; Described inner wire is plugged in the installing hole on ceramic mounting panel, and housing is socketed on ceramic mounting panel, and inner wire, ceramic mounting panel are fixedly connected with the mode of housing by soldering.
2. solder bonding metal sealing-in type hermetically-sealed electrical connector according to claim 1, is characterized in that: the coat of metal I of described surface of shell comprises the nickel coating of internal layer, and outer field gold-plated or tin coating.
3. according to the solder bonding metal sealing-in type hermetically-sealed electrical connector of claim 1 or 2, it is characterized in that: the material of described housing is the one in aluminium alloy, silumin, silicon carbide-aluminium composite material and PEEK carbon fibre composite.
4. solder bonding metal sealing-in type hermetically-sealed electrical connector according to claim 1, is characterized in that: the coat of metal II on described inner wire surface comprises the nickel coating of internal layer and outer field Gold plated Layer.
5. according to the solder bonding metal sealing-in type hermetically-sealed electrical connector of claim 1 or 4, it is characterized in that: the material of described inner wire is bronze or beryllium-bronze material.
6. solder bonding metal sealing-in type hermetically-sealed electrical connector according to claim 1, is characterized in that: described ceramic mounting panel can the metal level material of soldering be one in molybdenum manganese, tungsten manganese and silver palladium alloy.
7. solder bonding metal sealing-in type hermetically-sealed electrical connector according to claim 1, is characterized in that: described metal contact element is contact pin or jack; Described contact pin is solid contact pin or resilient strand contact pin; Described jack is elastic hole or non-resilient jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221927.8U CN204558714U (en) | 2015-04-14 | 2015-04-14 | A kind of solder bonding metal sealing-in type air-tight electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221927.8U CN204558714U (en) | 2015-04-14 | 2015-04-14 | A kind of solder bonding metal sealing-in type air-tight electric connector |
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| Publication Number | Publication Date |
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| CN204558714U true CN204558714U (en) | 2015-08-12 |
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| CN201520221927.8U Active CN204558714U (en) | 2015-04-14 | 2015-04-14 | A kind of solder bonding metal sealing-in type air-tight electric connector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779464A (en) * | 2015-04-14 | 2015-07-15 | 四川华丰企业集团有限公司 | Metal brazing sealing type airtight electric connector and manufacturing process thereof |
| CN105436645A (en) * | 2015-12-07 | 2016-03-30 | 天津平高智能电气有限公司 | Brazing method for vacuum switch assembling |
| CN106505360A (en) * | 2016-11-29 | 2017-03-15 | 四川华丰企业集团有限公司 | Transitional type lightweight shell hermetically-sealed electrical connector |
-
2015
- 2015-04-14 CN CN201520221927.8U patent/CN204558714U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779464A (en) * | 2015-04-14 | 2015-07-15 | 四川华丰企业集团有限公司 | Metal brazing sealing type airtight electric connector and manufacturing process thereof |
| CN105436645A (en) * | 2015-12-07 | 2016-03-30 | 天津平高智能电气有限公司 | Brazing method for vacuum switch assembling |
| CN106505360A (en) * | 2016-11-29 | 2017-03-15 | 四川华丰企业集团有限公司 | Transitional type lightweight shell hermetically-sealed electrical connector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.36, Yuejin Road, Mianyang, Sichuan 610500 Patentee after: Sichuan Huafeng Technology Co.,Ltd. Address before: No.36, Yuejin Road, Mianyang, Sichuan 610500 Patentee before: SICHUAN HUAFENG ENTERPRISE GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |