CN201465916U - Bistable magnetic latching relay - Google Patents
Bistable magnetic latching relay Download PDFInfo
- Publication number
- CN201465916U CN201465916U CN2009200782906U CN200920078290U CN201465916U CN 201465916 U CN201465916 U CN 201465916U CN 2009200782906 U CN2009200782906 U CN 2009200782906U CN 200920078290 U CN200920078290 U CN 200920078290U CN 201465916 U CN201465916 U CN 201465916U
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- spring
- latching relay
- magnetic latching
- contact spring
- push card
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Abstract
The utility model relates to a magnetic latching relay belonging to the field of electric automatic control elements. The bistable magnetic latching relay comprises a base (1), the middle-lower part of the base (1) is provided with an electromagnetic generation device; a groove positioned on the middle-upper part of the base (1) is provide with a pair of static contact springs (2) and a pushing clip (4); the middle of the pushing clip (4) is provided with dynamic contact springs (5) matched with the static contact springs (2), and the lower end of the pushing clip (4) is fixedly provided with a movable iron core (7); and the movable iron core (7) drives the pushing clip (4) by being driven by the electromagnetic generation device so that the dynamic contact springs (5) are contacted with or separated from the static contact springs (2). The utility model employs a suction magnetic path and a bridge type double-fracture contact structure, enhances the switching voltage, increases the switching power, has the advantages of simple technology, high assembling efficiency, reliable action, stable property, and the like and can be used as an automatic-control high-power bistable magnetic latching relay.
Description
Technical field
The utility model belongs to electric automatic control electric elements field, especially relates to a kind of magnetic latching relay.
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, the normally closed or normally open of magnetic latching relay is the effect that relies on permanent-magnet steel fully, and the conversion of its on off state triggers by the pulse electrical signal of certain width and finishes.Magnetic latching relay supplies at IC-card pre-payment single-phase electric energy meter; the usefulness of changing-over circuit in the power factor compensation device of electric power protection, earth leakage protective device, household electrical appliance, the self-con-tained unit still needs the long period to remain on the occasion of switching state after being particularly suitable for connecting circuit in the device.Owing to still can maintain under the switching state after using this kind relay can guarantee to switch, no longer need to apply electric energy in its coil, rely on magnetic force to keep switching state, thereby reached energy-saving effect.
The operation principle of such relay by: state is left/closed in its contact of magnetic latching relay is that the magnetic force that is produced by permanent-magnet steel is kept at ordinary times; When the contact of relay need be opened or be closed state (when switching on or off load), only need to use just (instead) dc pulse voltage excitation coil, relay has just been finished the state exchange of opening and closing in moment.At this moment power loss is generally less than 1W.When usually the contact was in hold mode, coil need not continue energising, and it is constant to only depend on the magnetic force of permanent-magnet steel just can keep the state of relay.
Existing such magnetic latching relay adopts the rotary magnetic system mostly, and the single break contact structure is by the single contact conducting/turn-off current of rotation; Magnetic system structure (magnet steel) adopts injection compression, and structure is comparatively complicated, and working (machining) efficiency is low, and the device performance that magnetic pole strength cooperates is poor, develops difficulty between pole-face.Single break contact structure switched voltage is lower, and power switched is little.
The utility model content
Technical problem to be solved in the utility model provides a kind of bistable magnetic latching relay, this device has improved by the contact of double break mouth cuts a voltage, has increased power switched, and after the relay contact switching, coil is consumed power no longer, has energy-saving effect.
A kind of bistable magnetic latching relay, comprise pedestal, electromagnetic generator is equipped with in the middle and lower part of pedestal, a pair of quiet contact spring and push card are housed in the groove of the middle and upper part of described pedestal, the moving contact spring that matches with quiet contact spring is equipped with at the middle part of push card, movable core fixedly is equipped with in the lower end of push card, and movable core drives push card under the driving of electromagnetic generator, makes the contact spring contact or leaves quiet contact spring.
Described electromagnetic generator comprises the yi word pattern yoke that is arranged on quiet contact spring below, and yi word pattern yoke below is provided with U type yoke, coil and magnet steel, and described movable core passes the medium pore that the yi word pattern yoke is positioned at coil.
The two ends of described moving contact spring are respectively arranged with a moving contact, and moving contact matches with fixed contact on being positioned at a pair of quiet contact spring.
Described push card upside is provided with creepage groove.
Described movable core is connected with little axle by the connecting hole that matches with push card.
Described moving contact spring is provided with salient point, and the horizontal of the moving contact spring of restriction moves.
Between described moving contact spring and the push card spring is housed, spring cooperates the location by push card spring boss and moving contact spring spring boss.
Described spring is a volute spring.
The utility model adopts suction-type magnetic circuit and bridge-type double break mouth contact structure, has improved switched voltage, has increased power switched, and after the relay contact switching, coil is consumed power no longer, has energy-saving effect; It is simple also to have technology, and characteristics such as efficiency of assembling height, reliable in action, stable performance can be used as the high-power bistable magnetic latching relay that automation is controlled.
Description of drawings
Fig. 1 is the utility model bistable magnetic latching relay structural representation.
Fig. 2 is the connection status figure of pedestal and quiet contact spring.
Fig. 3 is the explosive view of the dynamic and static contact spring of Fig. 1.
Fig. 4 is the stereogram of shell
Among the figure: 1 pedestal, 1a promote draw-in groove, 1b yoke notch, 1c flange hole, the quiet contact spring slot of 1d, 2 quiet contact springs, 3 yi word pattern yokes, 4 push card, 4a push card spring boss, the creepage groove of 4b, 4c connecting hole, 5 moving contact springs, the moving contact spring spring boss of 5a, 5b salient point, 6 springs, 7 movable cores, 8 little axles, 9U type yoke, 10 coils, 11 magnet steel, 12 fixed contacts, 13 moving contacts, 14 shells.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model statement, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As Fig. 1,2,3, shown in 4, a kind of bistable magnetic latching relay, have on its pedestal 1 and promote draw-in groove 1a, yoke notch 1b, flange hole 1c and quiet contact spring slot 1d, push card 4 is moving up and down to be installed among the promotion draw-in groove 1a at pedestal 1 middle part, quiet contact spring slot 1d symmetry on pedestal 1 top is equipped with a pair of quiet contact spring 2, described quiet contact spring is L shaped, one is that connector stretches out pedestal 1 to head, among the yoke notch 1b below quiet contact spring 2 yi word pattern yoke 3 is housed, U type yoke 9 is arranged below yi word pattern yoke 3, coil 10 and magnet steel 11; Moving contact spring 5 is housed in the push card 4 middle part square holes; Spring 6 places the square hole of push card 4 to block the location by push card spring boss 4a and the moving contact spring spring boss 5a that cooperatively interacts, and the transverse shift of moving contact spring 5 limits the location by two salient point 5b; Moving contact 13 places the both sides of moving contact spring 5, fixed contact 12 is positioned at quiet contact spring 2 on an end of pedestal 1, when push card 4 moved up and down, the moving contact 13 on the moving contact spring 5 was formed bridge-type with the fixed contact 12 on the quiet contact spring 2 and is contacted the contact of realization contact and leave (switching on and off of circuit).
During use, when power supply polarity closing coil 10 in accordance with regulations, under the effect of coil 10, U type yoke 9, yi word pattern yoke 3, removable iron core 7,11 of magnet steel produce magnetic force, movable core 7 is moved up and down, drive push card 4 and moving contact spring 5 moves up and down together, make the moving contact 13 at contact spring 5 two ends contact and leave, the circuit of connection is switched on and off with fixed contact 12 generations on the quiet contact spring 2 that is positioned at two limits.
The both sides of push card 4 are provided with creepage groove 4b and are used to increase creepage distance, make system have the safety creepage distance of 8mm.
The utility model mainly comprises magnetic circuit system and contact system two major parts, is combined into the straight ejector half drive system of suction-type by U type yoke 9, yi word pattern yoke 3, movable core 7, magnet steel 11, push card 4, coil 10; Moving contact spring 5 and volute spring 6 are set in push card 4 square hole 4b again, be connected to form independently direct drive type electro magnetic mechanism with little 8 by the connecting hole 4c that matches, its embedding is had having in the pedestal 1 that flange installs of quiet contact spring 2, put shell 14 the bistable magnetic latching relay.
This relay is when assembling, as long as the electromagnetic mechanism that assembles is placed in the pedestal 1 corresponding notch that quiet contact spring 2 is housed, the shell 14 that closes then promptly forms a complete bistable magnetic latching relay with flange form installation, direct-acting magnetic system, the contact of bridge-type double break mouth.It is simple that this relay has technology, efficiency of assembling height, reliable in action, characteristics such as stable.
Claims (8)
1. bistable magnetic latching relay, comprise pedestal (1), electromagnetic generator is equipped with in the middle and lower part of pedestal (1), it is characterized in that: a pair of quiet contact spring (2) and push card (4) are housed in the groove of the middle and upper part of described pedestal (1), the moving contact spring (5) that matches with quiet contact spring (2) is equipped with at the middle part of push card (4), movable core (7) fixedly is equipped with in the lower end of push card (4), movable core (7) drives push card (4) under the driving of electromagnetic generator, make contact spring (5) contact or leave quiet contact spring (2).
2. bistable magnetic latching relay as claimed in claim 1, it is characterized in that: described electromagnetic generator, comprise the yi word pattern yoke (3) that is arranged on quiet contact spring (2) below, yi word pattern yoke (3) below is provided with U type yoke (9), coil (10) and magnet steel (11), and described movable core (7) passes the medium pore that yi word pattern yoke (3) is positioned at coil (10).
3. bistable magnetic latching relay as claimed in claim 1 or 2, it is characterized in that: the two ends of described moving contact spring (5) are respectively arranged with a moving contact (13), and moving contact (13) matches with fixed contact (12) on being positioned at a pair of quiet contact spring (2).
4. bistable magnetic latching relay as claimed in claim 1 or 2 is characterized in that: described push card (3) upside is provided with creepage groove (4b).
5. bistable magnetic latching relay as claimed in claim 1 or 2 is characterized in that: described movable core (7) is connected with little axle (8) by the connecting hole (4c) that matches with push card (4).
6. bistable magnetic latching relay as claimed in claim 1 or 2 is characterized in that: described moving contact spring (5) is provided with salient point (5b), and the horizontal of the moving contact spring (5) of restriction moves.
7. bistable magnetic latching relay as claimed in claim 1 or 2, it is characterized in that: between described moving contact spring (5) and the push card (4) spring (6) is housed, spring (6) cooperates the location by push card spring boss (4a) and moving contact spring spring boss (5a).
8. bistable magnetic latching relay as claimed in claim 7 is characterized in that: described spring (6) is a volute spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200782906U CN201465916U (en) | 2009-07-15 | 2009-07-15 | Bistable magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200782906U CN201465916U (en) | 2009-07-15 | 2009-07-15 | Bistable magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201465916U true CN201465916U (en) | 2010-05-12 |
Family
ID=42393264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200782906U Expired - Fee Related CN201465916U (en) | 2009-07-15 | 2009-07-15 | Bistable magnetic latching relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201465916U (en) |
Cited By (7)
| 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 |
| CN103165347A (en) * | 2013-03-15 | 2013-06-19 | 南京大学 | Outage holding relay and drive circuit thereof |
| CN103236376A (en) * | 2013-03-29 | 2013-08-07 | 厦门宏发电力电器有限公司 | Magnetic latching relay of dissymmetrical solenoid-type structure |
| CN105408976A (en) * | 2013-05-24 | 2016-03-16 | 格鲁纳股份公司 | Double-break relay |
| CN107393766A (en) * | 2017-07-26 | 2017-11-24 | 上海西艾爱电子有限公司 | A kind of bridging contact electromagnetic relay |
| WO2018223732A1 (en) * | 2017-06-08 | 2018-12-13 | 广西睿奕科技发展有限公司 | Magnetic latching relay capable of simultaneously cutting off zero line and phase line |
| CN116844919A (en) * | 2023-09-01 | 2023-10-03 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
-
2009
- 2009-07-15 CN CN2009200782906U patent/CN201465916U/en not_active Expired - Fee Related
Cited By (9)
| 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 |
| CN103165347A (en) * | 2013-03-15 | 2013-06-19 | 南京大学 | Outage holding relay and drive circuit thereof |
| CN103236376A (en) * | 2013-03-29 | 2013-08-07 | 厦门宏发电力电器有限公司 | Magnetic latching relay of dissymmetrical solenoid-type structure |
| CN103236376B (en) * | 2013-03-29 | 2015-06-17 | 厦门宏发电力电器有限公司 | Magnetic latching relay of dissymmetrical solenoid-type structure |
| CN105408976A (en) * | 2013-05-24 | 2016-03-16 | 格鲁纳股份公司 | Double-break relay |
| WO2018223732A1 (en) * | 2017-06-08 | 2018-12-13 | 广西睿奕科技发展有限公司 | Magnetic latching relay capable of simultaneously cutting off zero line and phase line |
| CN107393766A (en) * | 2017-07-26 | 2017-11-24 | 上海西艾爱电子有限公司 | A kind of bridging contact electromagnetic relay |
| CN116844919A (en) * | 2023-09-01 | 2023-10-03 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
| CN116844919B (en) * | 2023-09-01 | 2024-01-16 | 新乡市景弘电气有限公司 | Electromagnetic relay capable of being rapidly broken |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20160715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |