CN103247482B - The transmission device of magnetic latching relay band special flexible damping structure - Google Patents
The transmission device of magnetic latching relay band special flexible damping structure Download PDFInfo
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- CN103247482B CN103247482B CN201310189658.7A CN201310189658A CN103247482B CN 103247482 B CN103247482 B CN 103247482B CN 201310189658 A CN201310189658 A CN 201310189658A CN 103247482 B CN103247482 B CN 103247482B
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- iron core
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- latching relay
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Abstract
The invention discloses a kind of transmission device of magnetic latching relay band special flexible damping structure, its reliable in quality, working stability.Comprise insulating driving rod, insulating driving rod one end is provided with rocking arm, and the other end is connected with magnetic driving equipment; One end is provided with rotating shaft, and the other end is provided with excess of stroke sheet.Described magnetic driving equipment comprises the bobbin, the static iron core that are wound with solenoid, also comprise the dynamic iron core that insulating driving rod can be made along its axial motion, dynamic iron core is fixedly connected with insulating driving rod, also comprise permanent magnet, a magnetic pole of permanent magnet and static iron core Matching installation, another magnetic pole and dynamic iron core Matching installation.
Description
Technical field
The present invention relates to ammeter magnetic latching relay, be specifically related to the transmission device that a kind of magnetic latching relay is special.
Background technology
The drive system scheme of existing magnetic latching relay has more defect: 1. flexible damping structure (excess of stroke sheet) directly contacts with contact, and during work, contact thermal source affects the mechanical property of flexible damping structure (excess of stroke sheet); 2. fatiguability, flexible damping structure (excess of stroke sheet) and reed are integrated part, and material can only select Cu alloy material, and fatigue strength is low; 3. easily surrender, flexible damping structure (excess of stroke sheet) and reed are integral type part, and limited space, the precompressed of flexible damping structure (excess of stroke sheet) is excessive, and long-term work is easily surrendered.
In prior art, the transmission device of magnetic latching relay widely uses static iron core and adds the type of drive that Double-bridge type moves iron core.Such as application number be 201020669080.7 utility model patent disclose a kind of magnetic latching relay of symmetric transmission type mechanism, its drive system have employed static iron core and adds the structure that Double-bridge type moves iron core, in the course of work, drive Double-bridge type to move iron core by static iron core and swing the stroke obtaining driving member, thus make the closing of contact on reed or disconnection.This kind of structure, driving force distributed is comparatively large, and consistency is undesirable, and main producing cause is for requiring high to accessory size cooperation, and the dynamic iron core mold insert injection moulding precision particularly containing permanent magnet is difficult to meet under real world conditions; Move the spacing of iron core comparatively greatly in order to the stroke required for satisfied swing swing arm determines two panels on dynamic iron core member, and this spacing is as easy as rolling off a log by outer strong magnetic disturbance under day by day harsh specialized electricity filching means, and is used in electricity filching behavior; On the other hand in order to the stroke reducing swing arm needs additionally to increase actuating force, on cost or all not ideal enough in installation dimension.
Summary of the invention
Technical problem to be solved by this invention is the weak point solving the design of existing magnetic latching relay Flexible Transmission, provides the magnetic latching relay transmission device of a kind of reliable in quality, working stability.
For achieving the above object, the transmission device of magnetic latching relay band special flexible damping structure of the present invention, comprise insulating driving rod, insulating driving rod one end is provided with rocking arm, and the other end is connected with magnetic driving equipment; One end is provided with rotating shaft, and the other end is provided with excess of stroke sheet.
Further, described magnetic driving equipment comprises the bobbin, the static iron core that are wound with solenoid, also comprise the dynamic iron core that insulating driving rod can be made along its axial motion, dynamic iron core is fixedly connected with insulating driving rod, also comprise permanent magnet, a magnetic pole of permanent magnet and static iron core Matching installation, another magnetic pole and dynamic iron core Matching installation.
Further, what described bobbin, permanent magnet can all be closed is arranged in static iron core.Described bobbin, permanent magnet also can be partially enclosed be arranged in static iron core.
After have employed technique scheme, rotating shaft fixed, drive rocking arm to sway by magnetic driving equipment, excess of stroke sheet can realize servo-actuated.Have employed said structure, its technological merit mainly contains:
1, because excess of stroke sheet and movable contact spring can be arranged respectively, thus make excess of stroke sheet away from contact thermal source, decrease the impact of thermal source on excess of stroke sheet, long-term work can be kept to stablize, improve reliability.
2, adopt linear pushing mode to drive, avoid Double-bridge type design and difficult point is required to the element precision of double contact, reduce the loss in actuating force conductive process, thus promote effective actuating force.
3, after reduction actuating force loss, move on in the middle of magnetic circuit in magnetic conductor (dynamic iron core), thus avoid the external magnetic field interference problem that the spacing that exposes magnetic conductor brings, closed magnetic circuit also improves stealing difficulty.
4, insulating driving rod and rocking arm are lever-type structure, and enlarge-effect can reach 1.4 ~ 2.0 times, can reduce magnetic conductor spacing further with this understanding.The adjustment to leverage can be realized by the spacing between the contact point of adjustment insulating driving rod and rocking arm and rotating shaft simultaneously.
5, excess of stroke sheet is displaced to leading portion from driving member back segment, excess of stroke sheet suitable material scope increases (can use copper alloy, stainless steel or other elastic metallics), excess of stroke chip size can be widened, and adopt the design of a slice through type, do not preset precompressed angle, fracture possibility is reduced to below 1.0ppm; Excess of stroke sheet Long-term service temperature reduces, and increases substantially metal anti-fatigue life.
6, said mechanism wide accommodation, eliminate the manual synchronizing operation of excess of stroke sheet, by automation equipment, the solidification process of structural location is carried out to throw of lever, avoid manual correction to the destruction of copper alloy reed and improve distributive law, also reducing human input simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the transmission device of magnetic latching relay band special flexible damping structure of the present invention;
Fig. 2 is the schematic diagram of embodiment two.
In figure: 1 is insulating driving rod, 2 is rocking arm, and 3 is rotating shaft, and 4 is excess of stroke sheet, and 5 is bobbin, and 6 is static iron core, and 7 is dynamic iron core, and 8 is permanent magnet, and 9 is driving member.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
Embodiment one
As shown in Figure 1, the transmission device of magnetic latching relay band special flexible damping structure of the present invention, comprises insulating driving rod 1, and insulating driving rod 1 one end is provided with rocking arm 2, and the other end is connected with magnetic driving equipment; Rocking arm 2 one end is provided with rotating shaft 3, the other end is provided with excess of stroke sheet 4, what excess of stroke sheet 4 was parallel is arranged on above rocking arm 2, has a stroke space that excess of stroke sheet 4 can be made to surrender, thus make excess of stroke sheet 4 can play the effect of flexible damping between the end of its end and rocking arm 2.
During work, rotating shaft 3 position is fixing, promotes insulating driving rod 1 displacement by magnetic driving equipment, and then rocking arm 23 is rotated around the shaft.
In said structure, rocking arm 2 can adjust relative to the spacing of rotating shaft 3 as required with the binding site of insulating driving rod 1, thus realizes mating with the actuating force of magnetic driving equipment, can improve adaptability of the present invention.
When the present invention works, end has the driving member 9 of location hole to be connected with movable contact spring.The end of excess of stroke sheet 4 and rocking arm 2 is arranged in the location hole of driving member 9 simultaneously.
In the present embodiment, magnetic driving equipment comprises the static iron core 6 of a full-enclosed, the bobbin 5 being wound with solenoid is enclosed in static iron core 6, permanent magnet 8 is arranged on both sides or the surrounding of static iron core 6 inner loop rack 5, dynamic iron core 7 mates with static iron core 6 and bobbin 5 and forms closed magnetic path, and the end moving iron core 7 is fixedly connected with insulating driving rod 1; A magnetic pole of permanent magnet 8 and static iron core 6 Matching installation, another magnetic pole and dynamic iron core 7 Matching installation.After energising, dynamic iron core 7 motion can drive insulating driving rod 1 displacement, and the final driving member 9 that drives moves.In the course of work, flexible damping can be realized by the surrender of lever-type structure and excess of stroke sheet 4.In said mechanism, bobbin 5, permanent magnet 8 are all arranged in static iron core 6, dynamic iron core 7 is arranged in static iron core 6 in the unrestricted prerequisite lower part of motion, the static iron core 6 of full-enclosed makes to move on in the middle of magnetic circuit in dynamic iron core 7, avoid the external magnetic field interference problem that the spacing that exposes magnetic conductor is brought, closed magnetic circuit also improves stealing difficulty.
After magnetic driving equipment energising excitation, dynamic iron core 7 drives insulating driving rod 1 to move, and this actuating force ensures that insulating driving rod 1 is along its axial motion, can ensure that insulating driving rod 1 works so stable, also can reduce kinetic energy rejection.
Embodiment two
As shown in Figure 2, the difference of the present embodiment and embodiment one is in magnetic driving equipment, and static iron core 6 is half-packaging structure, and in other words, the side of static iron core 6 is provided with opening, facilitates the installation of miscellaneous part.Coiling solenoid on bobbin 5, on dynamic iron core 7, end connects insulating driving rod 1, and permanent magnet 8 loads bobbin 5 side, more corresponding static iron core 6 is against another magnetic pole of permanent magnet 8 and be fixed on bobbin 5 two ends end face.Adopt this structure, the object of transmission and damping can be reached equally, meanwhile, still possess the feature preventing external magnetic field from disturbing.
The transmission device of magnetic latching relay band special flexible damping structure of the present invention, its magnetic driving equipment is including, but not limited to above-described embodiment, as long as the dynamic iron core 7 of guarantee provides one along the actuating force of insulating driving rod 1 axial motion to insulating driving rod 1.
Claims (3)
1. a transmission device for magnetic latching relay band special flexible damping structure, comprises insulating driving rod (1), and insulating driving rod (1) one end is provided with rocking arm (2), and the other end is connected with magnetic driving equipment; Rocking arm (2) one end is provided with rotating shaft (3), and the other end is provided with excess of stroke sheet (4); Described magnetic driving equipment comprises the bobbin (5), the static iron core (6) that are wound with solenoid, also comprise the dynamic iron core (7) that insulating driving rod (1) can be made along its axial motion, dynamic iron core (7) is fixedly connected with insulating driving rod (1), also comprise permanent magnet (8), a magnetic pole of permanent magnet (8) and static iron core (6) Matching installation, another magnetic pole and dynamic iron core (7) Matching installation.
2. the transmission device of magnetic latching relay band special flexible damping structure according to claim 1, is characterized in that: what described bobbin (5), permanent magnet (8) were all closed is arranged in static iron core (6).
3. the transmission device of magnetic latching relay band special flexible damping structure according to claim 1, is characterized in that: partially enclosed being arranged in static iron core (6) of described bobbin (5), permanent magnet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189658.7A CN103247482B (en) | 2013-05-22 | 2013-05-22 | The transmission device of magnetic latching relay band special flexible damping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189658.7A CN103247482B (en) | 2013-05-22 | 2013-05-22 | The transmission device of magnetic latching relay band special flexible damping structure |
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| Publication Number | Publication Date |
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| CN103247482A CN103247482A (en) | 2013-08-14 |
| CN103247482B true CN103247482B (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310189658.7A Active CN103247482B (en) | 2013-05-22 | 2013-05-22 | The transmission device of magnetic latching relay band special flexible damping structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107437471B (en) * | 2017-09-19 | 2019-12-27 | 无锡韩光电器股份有限公司 | Switching-on and switching-off control device of automatic transfer switching device |
| CN107895676B (en) * | 2017-12-15 | 2020-11-20 | 中艺银舟新能源汽车(北京)有限公司 | Multi-contact electrode integrated high-stability magnetic latching relay |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2391298Y (en) * | 1999-09-29 | 2000-08-09 | 温州利尔德继电器有限公司 | Switch type magnetic latching relay |
| CN201238011Y (en) * | 2008-02-20 | 2009-05-13 | 浙江中孚电子有限公司 | Diphasic high-power magnetic latching relay for control |
| CN101908441A (en) * | 2010-07-02 | 2010-12-08 | 北海市深蓝科技发展有限责任公司 | Relay contact structure capable of reducing dithering |
| CN202217627U (en) * | 2011-07-15 | 2012-05-09 | 浙江正泰电器股份有限公司 | Magnetic latching relay |
| CN203260502U (en) * | 2013-05-22 | 2013-10-30 | 安徽永安电子科技有限公司 | Dedicated transmission device with flexible damping structure of magnetic latching relay |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4700630B2 (en) * | 2007-02-08 | 2011-06-15 | 株式会社東海理化電機製作所 | Moderation switch device |
-
2013
- 2013-05-22 CN CN201310189658.7A patent/CN103247482B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2391298Y (en) * | 1999-09-29 | 2000-08-09 | 温州利尔德继电器有限公司 | Switch type magnetic latching relay |
| CN201238011Y (en) * | 2008-02-20 | 2009-05-13 | 浙江中孚电子有限公司 | Diphasic high-power magnetic latching relay for control |
| CN101908441A (en) * | 2010-07-02 | 2010-12-08 | 北海市深蓝科技发展有限责任公司 | Relay contact structure capable of reducing dithering |
| CN202217627U (en) * | 2011-07-15 | 2012-05-09 | 浙江正泰电器股份有限公司 | Magnetic latching relay |
| CN203260502U (en) * | 2013-05-22 | 2013-10-30 | 安徽永安电子科技有限公司 | Dedicated transmission device with flexible damping structure of magnetic latching relay |
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