CN102709123A - Micro sealing double-set conversion magnetic latching relay - Google Patents
Micro sealing double-set conversion magnetic latching relay Download PDFInfo
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- CN102709123A CN102709123A CN201210229441XA CN201210229441A CN102709123A CN 102709123 A CN102709123 A CN 102709123A CN 201210229441X A CN201210229441X A CN 201210229441XA CN 201210229441 A CN201210229441 A CN 201210229441A CN 102709123 A CN102709123 A CN 102709123A
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Abstract
A micro sealing double-set conversion magnetic latching relay consists of a contact system, a magnetic circuit system and an encloser, wherein the contact system (1) and the magnetic circuit system (2) are assembled in the encloser (3), the contact system (1) mainly comprises a base (4), a lower contact (5), an upper contact (6), and a middle reed (7) and a connecting rod (8), the magnetic circuit system (2) mainly comprises a yoke (9), a magnetic steel (10), a coil (11), a bracket (12), an iron core (13), an armature (14), a push rod part (15) and a rotating shaft (16); the lower contact (5) and an upper contact (6) of the contact system (1) are installed on the base (4), the middle reed (7) is installed on the connecting rod (8), and the connecting rod (8) is installed on the base (4); and the magnetic steel (10) and the yoke (9) of the magnetic circuit system (2) are welded with the yoke (9) in a laser fusing manner, and then are assembled with the coil (11), the bracket (12) and the iron core (13), the push rod part (15) and the rotating shaft (16) are installed on the armature (14), the armature (14) is attracted to the surface of the magnetic steel (10), and the two ends of the rotating shaft (16) on the armature are arranged in the two limit holes of the bracket (12). The micro sealing double-set conversion magnetic latching relay has the advantages that the attraction characteristic and the mechanical counterforce characteristic are better matched with each other, the performance index is stable and the use reliability is high.
Description
Technical field
The present invention relates to magnetic latching relay, the magnetic latching relay of two groups of conversions of particularly miniature sealing.
Background technology
Magnetic latching relay is a kind of new type of relay that grew up in recent years, also is a kind of automatic switch.The same with other electromagnetic relays circuit is played automatic connection and cutting action.Different is; Normally closed or the normally open of magnetic latching relay is the effect that relies on permanent-magnet steel fully; The conversion of its on off state is to lean on triggering of the pulse electrical signal of certain width and completion; Than other relay magnetic latching relays are a kind of energy-saving and cost-reducing type relays, and moment energising can switching state, and still remains under the energized condition after the outage.Adopt the miniature magnetic latching relay of two groups of contact conversions (2Z) at present; Lack the switching that is used for aerospace level circuit; Mainly be because the structure limitation of its magnetic circuit system and contact system can not satisfy the requirement of aerospace level circuit high target, performance index are unstable and dependability is low.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of magnetic latching relays that can satisfy the instructions for use of aerospace level circuit, pull characteristics and two groups of conversions of miniature sealing that mechanical spring load characteristic coupling is better, performance index are stable and dependability is high, thereby overcomes the deficiency of above-mentioned prior art.
In order to solve the problems of the technologies described above, the present invention adopts special structure design scheme and process program.The uniqueness of design is: the armature assembly of magnetic circuit system adopts pivot structure, guarantees the dexterity of action of armature assembly; Separate type is adopted in two groups of contacts of contact system, has guaranteed the contact gap of contact system.The uniqueness of process program is: magnetic circuit system adopts precision to revolve the riveter skill, improves the magnetic efficiency of magnetic circuit system; The contact of contact system, reed adopt accurate spot-welding technology, have guaranteed the consistency of contact system; Relay block adopts the non-contact type cleaning, guarantees the stability of relay mechanical parameter; Relay block and case adopt high vacuum to bake, fill the technology that nitrogen, soldering and sealing combine together, have guaranteed relay internal atmosphere index.
Formation of the present invention: the magnetic latching relay of two groups of conversions of a kind of miniature sealing; Form by contact system, magnetic circuit system and case; It is characterized in that: contact system and magnetic circuit system are housed in case; Contact system mainly is made up of base, lower contact, upper contact, middle reed and connecting rod, and magnetic circuit system mainly is made up of yoke, magnet steel, coil, carriage, iron core, armature, putter component and rotating shaft; The lower contact of contact system, upper contact are installed on the base, and middle reed is installed on the connecting rod, and connecting rod is installed on the base; The magnet steel of magnetic circuit system and yoke laser fusion welding together after, be assembled together with coil, carriage, iron core, putter component and rotating shaft are installed on the armature, armature is adsorbed on the magnet steel surface, carriage two spacing holes of packing into of the rotating shaft two ends on the armature.
During making, with middle reed and connecting rod composition reed spot-welded together parts, elder generation's spot welding lower contact on base in contact system, spot welding upper contact on base then is welded in reed parts point on the base again, forms contact system; With rotating shaft, putter component, armature composition armature assembly spot-welded together; Yoke, magnet steel laser fusion welding are formed the yoke parts together; In magnetic circuit system, yoke parts, coil, carriage, the mode through the riveting dress unshakable in one's determination are assembled; Load onto armature assembly and form magnetic circuit system, at last contact system and magnetic circuit system point postwelding are become relay block, and with the case sealing by fusing.
Compared with prior art, the present invention can satisfy the instructions for use of aerospace level circuit, and its pull characteristics and mechanical spring load characteristic coupling are better, and the performance index of relay are stable, and dependability is high.The present invention has following characteristics:
(1) the present invention is two groups of conversions of a kind of miniature sealing magnetic latching relay, and its volume is little, and is in light weight, anti-vibration, impact property index height.
(2) armature assembly of the present invention adopts the rotary shaft structure, has guaranteed the dexterity of action of relay, has promoted the dependability of relay.
(3) uniqueness of contact system of the present invention designs, and has guaranteed the performance of the anti-transient state mechanical stress of contact system, improves the contact reliability of contact system.
(4) contact system of the present invention and magnetic circuit system is reasonable in design, has guaranteed pull characteristics and mechanical spring load characteristic coupling, improves the dependability of relay, promptly promotes the relay failure rate level.
(5) case of the present invention and relay block adopt advanced vacuum baking, melting welding sealing technology, have guaranteed the relay internal atmosphere, satisfy the high target requirement of aerospace level circuit.
Description of drawings
Fig. 1 is a general assembly drawing of the present invention, and Fig. 2 is the contact system sketch map, and Fig. 3 is the magnetic circuit system sketch map.
Among the figure 1, contact system, 2, magnetic circuit system, 3, case, 4, base, 5, lower contact; 6, upper contact, 7, middle reed, 8, connecting rod, 9, yoke, 10, magnet steel, 11, coil; 12, carriage, 13, iron core, 14, armature, 15, putter component, 16, rotating shaft.
Embodiment: shown in Fig. 1-3, contact system 1 and magnetic circuit system 2 are housed in case 3.Contact system 1 mainly is made up of base 4, lower contact 5, upper contact 6, middle reed 7 and connecting rod 8, and magnetic circuit system 2 mainly is made up of yoke 9, magnet steel 10, coil 11, carriage 12, iron core 13, armature 14, putter component 15 and rotating shaft 16; The lower contact 5 of contact system 1, upper contact 6 are installed on the base 4, and 6 of middle reeds are welded on the connecting rod 8, and connecting rod 8 is installed on the base 4; The magnet steel 10 of magnetic circuit system 2 and yoke 9 laser fusion weldings together after; Be assembled together with coil 11, carriage 12, unshakable in one's determination 13; Putter component 15 is installed on the armature 14 with rotating shaft 16, and armature 14 is adsorbed on magnet steel 10 surfaces, the 12 liang of spacing holes of carriage of packing into of rotating shaft 16 two ends on the armature.
During making, with middle reed 7 and connecting rod 8 composition reed parts spot-welded together, elder generation's spot welding lower contact 5 on base 4 in contact system 1, spot welding upper contact 6 on base 4 then is welded in reed parts point on the base 4 again, forms contact system; With rotating shaft 16, putter component 15, armature 14 composition armature assemblies spot-welded together; Yoke 9, magnet steel 10 laser fusion weldings are formed the yoke parts together; In magnetic circuit system 2, yoke parts, coil 11, carriage 12, unshakable in one's determination 13 are assembled through the mode of riveting dress; Load onto armature assembly and form magnetic circuit system, at last contact system 1 and 2 postweldings of magnetic circuit system are become relay block, and with case 3 sealings by fusing.
Operation principle: left working gas gap magnetic flux and right working gas gap magnetic flux that magnet steel 10 produces; The preceding excitation coil of relay is applied the pulse voltage of coil rating value; The electromagnetism magnetic flux that is produced is because of in the opposite direction with permanent magnet flux in left working gas gap; Simultaneously identical with the permanent magnet flux direction in right working gas gap, the resultant flux of right air gap is greater than the resultant flux of left air gap, and armature 14 is opened from left magnetic pole and inhaled to the right that magnetic pole makes the left closing of contact.After the preceding excitation coil outage, armature 14 remains on this state under the effect of permanent magnet flux.When the back excitation coil of relay applied the pulse voltage of coil rating value, armature 14 was from right magnetic pole involution to left magnetic pole and then make the right closing of contact, and remains on this state after the outage, accomplishes the switching of primary circuit.
Claims (2)
1. the magnetic latching relays of two groups of conversions of a miniature sealing; Form by contact system, magnetic circuit system and case; It is characterized in that: contact system (1) and magnetic circuit system (2) are housed in case (3); Contact system (1) mainly is made up of base (4), lower contact (5), upper contact (6), middle reed (7) and connecting rod (8), and magnetic circuit system (2) mainly is made up of yoke (9), magnet steel (10), coil (11), carriage (12), (13), armature (14) unshakable in one's determination, putter component (15) and rotating shaft (16); The lower contact (5) of contact system (1), upper contact (6) are installed on the base (4), and middle reed (7) is installed on the connecting rod (8), and connecting rod (8) is installed on the base (4); The magnet steel (10) of magnetic circuit system (2) and yoke (9) laser fusion welding together after; Be assembled together with coil (11), carriage (12), (13) unshakable in one's determination; Putter component (15) and rotating shaft (16) are installed on the armature (14); Armature (14) is adsorbed on magnet steel (10) surface, the rotating shaft on the armature (16) two ends carriage (12) two spacing holes of packing into.
2. the magnetic latching relay of two groups of conversions of miniature sealing according to claim 1; It is characterized in that: during making; With middle reed (7) and connecting rod (8) composition reed spot-welded together parts, in contact system (1), go up spot welding lower contact (5) at base (4) earlier, go up spot welding upper contact (6) at base (4) again; Then reed parts point is welded on the base (4), forms contact system; With rotating shaft (16), putter component (15), armature (14) composition armature assembly spot-welded together; Yoke (9), magnet steel (10) laser fusion welding are formed the yoke parts together; In magnetic circuit system (2), yoke parts, coil (11), carriage (12), (13) unshakable in one's determination are assembled through the mode of riveting dress; Load onto armature assembly and form magnetic circuit system, at last contact system (1) and magnetic circuit system (2) some postwelding are become relay block, and with case (3) sealing by fusing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210229441XA CN102709123A (en) | 2012-07-04 | 2012-07-04 | Micro sealing double-set conversion magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210229441XA CN102709123A (en) | 2012-07-04 | 2012-07-04 | Micro sealing double-set conversion magnetic latching relay |
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| CN102709123A true CN102709123A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210229441XA Pending CN102709123A (en) | 2012-07-04 | 2012-07-04 | Micro sealing double-set conversion magnetic latching relay |
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| CN (1) | CN102709123A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969203A (en) * | 2012-11-16 | 2013-03-13 | 贵州振华群英电器有限公司 | Group transfer contact square TO-5 sealed electromagnetic relay |
| CN108447738A (en) * | 2017-12-04 | 2018-08-24 | 贵州天义电器有限责任公司 | A kind of balanced force type sealed alternating current electromagnetic relay |
| CN109119288A (en) * | 2018-10-11 | 2019-01-01 | 陕西群力电工有限责任公司 | A kind of micro electromagnetic relay |
| CN109585225A (en) * | 2017-09-29 | 2019-04-05 | 泰科电子机电元件有限公司 | The sealing shell of electric device and the sealed relay for using sealing shell |
| CN110335789A (en) * | 2019-08-15 | 2019-10-15 | 厦门宏发密封继电器有限公司 | A kind of magnetic holding DC relay |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101855A (en) * | 1976-11-05 | 1978-07-18 | Hi-G Incorporated | Miniature relay |
| US5894255A (en) * | 1998-05-06 | 1999-04-13 | Allegheny Ludlum Corporation | Electromechanical relay |
| CN102254750A (en) * | 2011-06-21 | 2011-11-23 | 中国振华集团群英无线电器材厂 | Micro sealed magnetic latching RF (radio frequency) relay |
| CN102290287A (en) * | 2011-06-21 | 2011-12-21 | 中国振华集团群英无线电器材厂 | Transformed micro sealed electromagnetic relay |
-
2012
- 2012-07-04 CN CN201210229441XA patent/CN102709123A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101855A (en) * | 1976-11-05 | 1978-07-18 | Hi-G Incorporated | Miniature relay |
| US5894255A (en) * | 1998-05-06 | 1999-04-13 | Allegheny Ludlum Corporation | Electromechanical relay |
| CN102254750A (en) * | 2011-06-21 | 2011-11-23 | 中国振华集团群英无线电器材厂 | Micro sealed magnetic latching RF (radio frequency) relay |
| CN102290287A (en) * | 2011-06-21 | 2011-12-21 | 中国振华集团群英无线电器材厂 | Transformed micro sealed electromagnetic relay |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969203A (en) * | 2012-11-16 | 2013-03-13 | 贵州振华群英电器有限公司 | Group transfer contact square TO-5 sealed electromagnetic relay |
| CN109585225A (en) * | 2017-09-29 | 2019-04-05 | 泰科电子机电元件有限公司 | The sealing shell of electric device and the sealed relay for using sealing shell |
| CN108447738A (en) * | 2017-12-04 | 2018-08-24 | 贵州天义电器有限责任公司 | A kind of balanced force type sealed alternating current electromagnetic relay |
| CN109119288A (en) * | 2018-10-11 | 2019-01-01 | 陕西群力电工有限责任公司 | A kind of micro electromagnetic relay |
| CN110335789A (en) * | 2019-08-15 | 2019-10-15 | 厦门宏发密封继电器有限公司 | A kind of magnetic holding DC relay |
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Application publication date: 20121003 |