CN105070590A - Metalized ceramic cartridge for large-capacity direct-current relays - Google Patents
Metalized ceramic cartridge for large-capacity direct-current relays Download PDFInfo
- Publication number
- CN105070590A CN105070590A CN201510451133.5A CN201510451133A CN105070590A CN 105070590 A CN105070590 A CN 105070590A CN 201510451133 A CN201510451133 A CN 201510451133A CN 105070590 A CN105070590 A CN 105070590A
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- CN
- China
- Prior art keywords
- hollow shell
- capacity direct
- layer
- boss
- direct current
- 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
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H45/00—Details of relays
- H01H45/02—Bases; Casings; Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ceramic Products (AREA)
Abstract
The invention discloses a metalized ceramic cartridge for large-capacity direct-current relays, comprising a hollow shell, bosses, and a groove strip. The left and right sides of the upper part of the hollow shell are respectively provided with a through hole. The bosses are respectively arranged on the through holes of the hollow shell. The groove strip is vertically mounted in the middle position of the hollow shell and disposed between the two bosses. The bottom of the hollow shell and the top of each boss are respectively coated with a metalized layer which is composed of a molybdenum-manganese layer and a nickel layer on the surface of the molybdenum-manganese layer. According to the scheme, the bottom of the hollow shell and the top of each boss of the metalized ceramic cartridge for large-capacity direct-current relays provided by the invention are respectively coated with a metalized layer which is composed of a molybdenum-manganese layer and a nickel layer on the surface of the molybdenum-manganese layer. The metalized ceramic cartridge is applicable to large-capacity direct-current relays, has a firm structure and a long service life, and is resistant to high temperature. The welding strength and vacuum tightness are enhanced.
Description
Technical field
The present invention relates to the field of ceramic component, particularly relate to a kind of high-capacity direct current relay metallized ceramic shell.
Background technology
Along with the development of hyundai electronics information technology, electronic device is rapidly to miniaturization, chip type future development.Ceramic cartridge is widely used in all kinds of with its excellent sealing property, heat conductivility, insulation property and surface mount packages form
the army and the peoplewith the high-end electronic device package of highly reliable, high environmental suitability, elevated operating temperature scope.
In use easily there is the phenomenon of heating, life-span not high, easy gas leakage in relay, occurs large security incident because cutting off big current when operating.In view of the foregoing, need one to meet relay ceramic cartridge, especially meet the ceramic cartridge that high-capacity direct current relay uses.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of high-capacity direct current relay metallized ceramic shell, the bottom of hollow shell and the top of boss cover and are equipped with metal layer, wherein, metal layer comprises molybdenum manganese layer and nickel dam, described nickel dam is positioned at the surface of molybdenum manganese layer, be applicable to high-capacity direct current relay, sound construction, high temperature resistant, long service life, and strengthen weld strength and vacuum-tightness.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of high-capacity direct current relay metallized ceramic shell, comprise hollow shell, boss and slot stick, the left and right sides on described hollow shell top is respectively arranged with through hole, described boss is separately positioned on the through hole top of hollow shell, described slot stick be vertically arranged on hollow shell centre position and between two boss, the bottom of described hollow shell and the top of boss cover and are equipped with metal layer, described metal layer comprises molybdenum manganese layer and nickel dam, described nickel dam is positioned at the surface of molybdenum manganese layer.
In a preferred embodiment of the present invention, described boss is circular hollow structure and corresponding with through hole.
In a preferred embodiment of the present invention, described molybdenum manganese layer adopts Activated Molybdenum manganese to carry out a high temperature metallization; Described molybdenum manganese layer carries out covering nickel on molybdenum manganese layer surface by silk screen printing or electroplating technology.
In a preferred embodiment of the present invention, the thickness of described molybdenum manganese layer is 15-25um; The thickness of described nickel dam is 4-8um.
In a preferred embodiment of the present invention, described hollow shell inside is also provided with reinforcement, and the inside of hollow shell is set to the chamber of three circular configurations by multiple described reinforcements.
In a preferred embodiment of the present invention, the material of described hollow shell adopts pottery.
The invention has the beneficial effects as follows: high-capacity direct current relay metallized ceramic shell of the present invention, the bottom of hollow shell and the top of boss cover and are equipped with metal layer, wherein, metal layer comprises molybdenum manganese layer and nickel dam, described nickel dam is positioned at the surface of molybdenum manganese layer, be applicable to high-capacity direct current relay, sound construction, high temperature resistant, long service life, and strengthen weld strength and vacuum-tightness.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, to use required in describing embodiment below
accompanying drawingbe briefly described, apparently, in the following describes
accompanying drawingonly some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, can also according to these
accompanying drawingobtain other
accompanying drawing, wherein:
fig. 1overlooking of a preferred embodiment of high-capacity direct current relay metallized ceramic shell of the present invention
figure;
fig. 2be
fig. 1look up
figure;
in accompanying drawingbe labeled as: 1, hollow shell, 2, boss, 3, slot stick, 11, through hole, 12, metal layer, 13, reinforcement.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
as Fig. 1shown in, the embodiment of the present invention comprises:
A kind of high-capacity direct current relay metallized ceramic shell, comprise hollow shell 1, boss 2 and slot stick 3, the left and right sides on described hollow shell 1 top is respectively arranged with through hole 11, described boss 2 is separately positioned on through hole 11 top of hollow shell 1, described slot stick 3 be vertically arranged on hollow shell 1 centre position and between two boss 2, the bottom of described hollow shell 1 and the top of boss 2 cover and are equipped with metal layer 12, described metal layer 12 comprise molybdenum manganese layer (
figuredepending on) and nickel dam (
figuredepending on), described nickel dam is positioned at the surface of molybdenum manganese layer.
In above-mentioned, described molybdenum manganese layer adopts Activated Molybdenum manganese to carry out a high temperature metallization; Described molybdenum manganese layer carries out covering nickel on molybdenum manganese layer surface by silk screen printing or electroplating technology.Wherein, the thickness of described molybdenum manganese layer is 15-25um; The thickness of described nickel dam is 4-8um.
Further, described boss 2 is circular hollow structure and corresponding with through hole 11, convenient with high-capacity direct current relay with the use of.
Further, described hollow shell inside is also provided with reinforcement 13, and the inside of hollow shell 1 is set to the chamber of three circular configurations by multiple described reinforcements 13, sound construction.
In the present invention, the material of described hollow shell 1 adopts pottery, specifically adopts the aluminium oxide granulation of 94%, through dry-pressing or isostatic pressing process is shaping, high temperature resistant, long service life.
The technical requirement of high-capacity direct current relay metallized ceramic shell provided by the invention:
1, hollow shell sealing requirements reaches 1X10
-12/ Pa.m
3/ S;
2, " * " is designated significant dimensions, needs lot-by-lot inspection, does not allow overproof;
3, the tensile strength>=1200kg/cm of metal parts and crunch seal part
2;
4, sealing surface has not allowed the defects such as obvious visible sand holes, breach, pore, spot, crackle;
5, metallization layer thickness 10-15um, nickel layer thickness 5-10um, metal layer and nickel dam should evenly, fine and close, smooth, do not allow foaming, peeling, pin hole, cracking, fold, and the defect such as color layers lead;
6, seal dustproof packaging anti-pollution, must not ceramic surface be damaged, particularly metal layer and nickel dam;
7, part three place metal layer, insulation resistance >=10G between any two.
In sum, high-capacity direct current relay metallized ceramic shell of the present invention, the bottom of hollow shell 1 and the top of boss cover and are equipped with metal layer 12, wherein, metal layer 12 comprises molybdenum manganese layer and nickel dam, and described nickel dam is positioned at the surface of molybdenum manganese layer, is applicable to high-capacity direct current relay, sound construction, high temperature resistant, long service life, and strengthen weld strength and vacuum-tightness.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. a high-capacity direct current relay metallized ceramic shell, it is characterized in that, comprise hollow shell, boss and slot stick, the left and right sides on described hollow shell top is respectively arranged with through hole, described boss is separately positioned on the through hole top of hollow shell, described slot stick be vertically arranged on hollow shell centre position and between two boss, the bottom of described hollow shell and the top of boss cover and are equipped with metal layer, described metal layer comprises molybdenum manganese layer and nickel dam, and described nickel dam is positioned at the surface of molybdenum manganese layer.
2. high-capacity direct current relay metallized ceramic shell according to claim 1, is characterized in that, described boss is circular hollow structure and corresponding with through hole.
3. the high-capacity direct current relay metallized ceramic shell according to claim, is characterized in that, described molybdenum manganese layer adopts Activated Molybdenum manganese to carry out a high temperature metallization; Described molybdenum manganese layer carries out covering nickel on molybdenum manganese layer surface by silk screen printing or electroplating technology.
4. the high-capacity direct current relay metallized ceramic shell according to claim, is characterized in that, the thickness of described molybdenum manganese layer is 15-25um; The thickness of described nickel dam is 4-8um.
5. the high-capacity direct current relay metallized ceramic shell according to claim, is characterized in that, described hollow shell inside is also provided with reinforcement, and the inside of hollow shell is set to the chamber of three circular configurations by multiple described reinforcements.
6. the high-capacity direct current relay metallized ceramic shell according to claim, is characterized in that, the material of described hollow shell adopts pottery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510451133.5A CN105070590A (en) | 2015-07-29 | 2015-07-29 | Metalized ceramic cartridge for large-capacity direct-current relays |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510451133.5A CN105070590A (en) | 2015-07-29 | 2015-07-29 | Metalized ceramic cartridge for large-capacity direct-current relays |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105070590A true CN105070590A (en) | 2015-11-18 |
Family
ID=54499933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510451133.5A Pending CN105070590A (en) | 2015-07-29 | 2015-07-29 | Metalized ceramic cartridge for large-capacity direct-current relays |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105070590A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112041961A (en) * | 2018-04-19 | 2020-12-04 | Tdk电子股份有限公司 | Switching device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104058733A (en) * | 2014-07-04 | 2014-09-24 | 娄底市安地亚斯电子陶瓷有限公司 | Vacuum-sealed high-capacity direct-current relay ceramic shell and manufacturing method thereof |
| WO2014156093A1 (en) * | 2013-03-27 | 2014-10-02 | パナソニック株式会社 | Ceramic-metal bonded object and process for producing same |
| CN104134570A (en) * | 2014-08-12 | 2014-11-05 | 无锡康伟工程陶瓷有限公司 | Vacuum relay ceramic chip |
| CN204834500U (en) * | 2015-07-29 | 2015-12-02 | 常熟市银洋陶瓷器件有限公司 | Large capacity direct current relay is with metallization ceramic cartridge |
-
2015
- 2015-07-29 CN CN201510451133.5A patent/CN105070590A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014156093A1 (en) * | 2013-03-27 | 2014-10-02 | パナソニック株式会社 | Ceramic-metal bonded object and process for producing same |
| CN104058733A (en) * | 2014-07-04 | 2014-09-24 | 娄底市安地亚斯电子陶瓷有限公司 | Vacuum-sealed high-capacity direct-current relay ceramic shell and manufacturing method thereof |
| CN104134570A (en) * | 2014-08-12 | 2014-11-05 | 无锡康伟工程陶瓷有限公司 | Vacuum relay ceramic chip |
| CN204834500U (en) * | 2015-07-29 | 2015-12-02 | 常熟市银洋陶瓷器件有限公司 | Large capacity direct current relay is with metallization ceramic cartridge |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112041961A (en) * | 2018-04-19 | 2020-12-04 | Tdk电子股份有限公司 | Switching device |
| US11462379B2 (en) | 2018-04-19 | 2022-10-04 | Tdk Electronics Ag | Switching device with two stationary contacts and a movable contact in a switching chamber |
| CN112041961B (en) * | 2018-04-19 | 2023-08-22 | Tdk电子股份有限公司 | Switching device |
| US11854757B2 (en) | 2018-04-19 | 2023-12-26 | Tdk Electronics Ag | Switching device with two stationary contacts and a movable contact in a switching chamber |
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| C06 | Publication | ||
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Application publication date: 20151118 |