CN109285733A - A kind of electromagnetic relay with resistance to shorting function - Google Patents
A kind of electromagnetic relay with resistance to shorting function Download PDFInfo
- Publication number
- CN109285733A CN109285733A CN201811007811.9A CN201811007811A CN109285733A CN 109285733 A CN109285733 A CN 109285733A CN 201811007811 A CN201811007811 A CN 201811007811A CN 109285733 A CN109285733 A CN 109285733A
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- CN
- China
- Prior art keywords
- out tablet
- bending
- dynamic spring
- spring lead
- pedestal
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- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/645—Driving arrangements between movable part of magnetic circuit and contact intermediate part making a resilient or flexible connection
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Abstract
The invention discloses a kind of electromagnetic relays with resistance to shorting function, including pedestal and contact portion；The contact portion includes movable spring assembly；The movable spring assembly includes dynamic spring lead-out tablet, movable contact spring and movable contact；The movable contact is fixed on one end of movable contact spring；The dynamic spring lead-out tablet is mounted on the base；The dynamic spring lead-out tablet is equipped with bending, and the end on one side of the bending of the dynamic spring lead-out tablet and the other end of movable contact spring mutually fix and make spring lead-out tablet and movable contact spring to form V-shaped distribution to realize resistance to shorting function；The another side of the bending of dynamic spring lead-out tablet also extends downwardly the dynamic spring leading foot of composition after pass-out pedestal；The bending place of dynamic spring lead-out tablet is equipped with downward opening；In opening, one side of the bending of the dynamic spring lead-out tablet is extended by the middle and lower sections being open are also straight forward equipped with first boss.The present invention not only can anti-ring spring lead-out tablet lead to flare because of electrodynamic effect, but also the intensity of pedestal can be effectively improved.
Description
Technical field
The present invention relates to relay technical fields, more particularly to a kind of electromagnetic relay with resistance to shorting function.
Background technique
A kind of electromagnetic relay with resistance to shorting function of the prior art, is to be arranged to the movable spring assembly of contact portion
V-shaped realizes resistance to shorting function, and Fig. 1 is a kind of contact portion of electromagnetic relay with resistance to shorting function of the prior art
Structural schematic diagram, contact portion includes movable spring assembly and quiet spring component, and quiet spring component includes rigid static contact spring piece 100 and quiet
Contact 101, stationary contact 101 are fixed on one end of static contact spring piece 100, and the other end of static contact spring piece 100, which extends to, is used as quiet spring outside pedestal
Leading foot 102, movable spring assembly includes rigid dynamic spring lead-out tablet 200, movable contact spring flexible 201 and movable contact 202, movable contact
202 are fixed on one end of movable contact spring 201 and, the other end of movable contact spring 201 and dynamic spring lead-out tablet 200 corresponding with stationary contact 101
One end mutually fix, the other end of dynamic spring lead-out tablet 200 extends to outside pedestal as the leading foot 203 for moving spring, wherein dynamic spring draws
Slice 200 and movable contact spring 201 form V-shaped distribution, when an electric current passes through it, due to moving spring lead-out tablet 200 with movable contact spring 201 into V
Font, then flow through the electric current of dynamic spring lead-out tablet 200 and flow through movable contact spring 201 electric current it is inevitable at opposite direction, in this way, will be
Electrodynamic repulsion force is generated between dynamic spring lead-out tablet 200 and movable contact spring 201, which, which acts on movable contact spring 201, will increase touching
Pressure between point, to realize the purpose of resistance to shorting.The electromagnetic relay of this structure, by dynamic spring lead-out tablet 200 and movable contact spring
The electrodynamic repulsion force generated between 201 also while can act on dynamic spring lead-out tablet 200, and dynamic spring lead-out tablet 200 is caused to be inclined outwardly,
And then influence the performance of relay.On the other hand, this electromagnetic relay for capableing of resistance to shorting is due to by relay shape ruler
The influence of very little and internal components distribution cannot improve the intensity of pedestal by way of increasing the wall thickness of pedestal, make
Intensity at pedestal is inadequate, influences the service life of relay.
Summary of the invention
It is an object of the invention to overcome the deficiency of the prior art, provides a kind of electromagnetism relay with resistance to shorting function
Device is improved by structure, on the one hand, can anti-ring spring lead-out tablet lead to flare because of electrodynamic effect, on the other hand, can be with
The intensity of pedestal is effectively improved, to extend the service life of relay.
The technical solution adopted by the present invention to solve the technical problems is: a kind of electromagnetism relay with resistance to shorting function
Device, including pedestal and contact portion；The contact portion includes movable spring assembly；The movable spring assembly includes dynamic spring lead-out tablet, moves
Reed and movable contact；The movable contact is fixed on one end of movable contact spring；The dynamic spring lead-out tablet is mounted on the base；The dynamic spring
Lead-out tablet is equipped with bending, and the end on one side of the bending of the dynamic spring lead-out tablet and the other end of movable contact spring are mutually fixed and make spring
Lead-out tablet and movable contact spring form V-shaped distribution to realize resistance to shorting function；The another side of the bending of dynamic spring lead-out tablet is in pass-out
The dynamic spring leading foot of composition is also extended downwardly after pedestal；The bending place of dynamic spring lead-out tablet is equipped with downward opening；It is described in opening
One side of the bending of dynamic spring lead-out tablet is extended equipped with first boss by the middle and lower sections being open are also straight forward, makes spring lead-out tablet
Bending one side opening formed bifurcated；In the pedestal, it is equipped in the first boss position for corresponding to dynamic spring lead-out tablet
First slot, when dynamic spring lead-out tablet is matched with pedestal, the first boss of dynamic spring lead-out tablet is inserted in the first slot of pedestal,
By electrodynamic action flare and enhance the intensity of pedestal to prevent ring spring lead-out tablet.
The first boss on one side of the bending of the dynamic spring lead-out tablet is also extended downwardly equipped with second boss, and the dynamic spring draws
The second boss on one side of the bending of slice is against downwards on the bottom wall of pedestal.
One side of the bending of the dynamic spring lead-out tablet also upwardly extends on the top close to bending place equipped with third boss,
With the current-carrying capability decline caused by making up after bifurcated.
The pedestal is rectangular shape, and the side-walls on the one side at the turning of pedestal, which are equipped with, to be used to adapt to move on thickness
The another side of second slot of spring lead-out tablet, the bending of the dynamic spring lead-out tablet is inserted on second slot；The pedestal
The first slot be located at pedestal turning another side side-walls.
The wherein one side wall of second slot of the pedestal is additionally provided with a groove, the bending of the dynamic spring lead-out tablet it is another
On one side be equipped with convex bud, the another side of the bending of the dynamic spring lead-out tablet it is convex bud cooperation in the groove of the slot of pedestal, with into
One step limits dynamic spring lead-out tablet flare.
The wherein one side wall of second slot of the pedestal relative to the second slot of pedestal another side wall closer to
The turning, the convex bud of the dynamic spring lead-out tablet are located at the one side in the outer part of the another side of the bending of dynamic spring lead-out tablet.
The convex luxuriant another side by moving the bending of spring lead-out tablet of the another side of the bending of the dynamic spring lead-out tablet is in the inner part
One faces out impact at being formed after recess.
The groove of second slot of the pedestal is bar shaped, and is arranged along up and down direction；The dynamic spring lead-out tablet it is curved
The convex bud of the another side of folding is also set as bar shaped, and is arranged along up and down direction.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is due to using the opening in the bending of dynamic spring lead-out tablet, the one of the bending of dynamic spring lead-out tablet
Side is extended equipped with first boss by the middle and lower sections being open are also straight forward, makes one side of the bending of spring lead-out tablet in opening
It is formed in pedestal described in bifurcated, the first slot is equipped in the first boss position for corresponding to dynamic spring lead-out tablet, when dynamic spring lead-out tablet
When matching with pedestal, the first boss of dynamic spring lead-out tablet is inserted in the first slot of pedestal, to prevent ring spring lead-out tablet by electricity
Power effect flare and the intensity for enhancing pedestal.This structure of the invention, on the one hand, can anti-ring spring lead-out tablet because electronic
The effect of power leads to flare, on the other hand, the intensity of pedestal can be effectively improved, to extend the service life of relay.
2, the present invention is also extended downwardly equipped with the due to the first boss for using on one side of the bending of dynamic spring lead-out tablet
The second boss of two boss, one side of the bending of the dynamic spring lead-out tablet is against downwards on the bottom wall of pedestal.The present invention utilizes the
Two boss further prevent dynamic spring lead-out tablet because electrodynamic effect leads to flare, and further increase the intensity of pedestal.
3, the present invention cooperates the first boss on one side of the bending of dynamic spring lead-out tablet and second boss due to using
In the corner of pedestal, so as to preferably improve the intensity of pedestal.
4, the present invention is due to being additionally provided with a groove using the wherein one side wall of the second slot in pedestal, described dynamic
The another side of the bending of spring lead-out tablet is equipped with convex bud, and the convex bud cooperation of the another side of the bending by moving spring lead-out tablet is in pedestal
In the groove of second slot, dynamic spring lead-out tablet flare can be further prevented.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But a kind of relay of the invention is dynamic
The connection structure of reed and exit is not limited to the embodiment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the contact portion of electromagnetic relay with resistance to shorting function of the prior art；
Fig. 2 is partial structural diagram of the invention；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
Fig. 4 is the D structure schematic diagram of dynamic spring lead-out tablet of the invention；
Fig. 5 is the main view of dynamic spring lead-out tablet of the invention；
Fig. 6 is the left view of dynamic spring lead-out tablet of the invention；
Fig. 7 is the right view of dynamic spring lead-out tablet of the invention；
Fig. 8 is the bottom view of dynamic spring lead-out tablet of the invention；
Fig. 9 is the schematic diagram of movable spring assembly of the invention；
Figure 10 is the D structure schematic diagram of pedestal of the invention；
Figure 11 is the top view of pedestal of the invention.
Specific embodiment
Embodiment
Referring to fig. 2 to shown in Figure 11, a kind of electromagnetic relay with resistance to shorting function of the invention, including 1 He of pedestal
Contact portion；The contact portion includes quiet spring component 2 and movable spring assembly 3；Quiet spring component 2 includes the static contact spring piece 21 and quiet of rigidity
Contact 22, stationary contact 22 are fixed on one end of static contact spring piece 21, and in pedestal 1, the other end of static contact spring piece 21 extends static contact spring piece 21
Leading foot 23 outside to pedestal 1 as quiet spring；Movable spring assembly 3 includes the dynamic spring lead-out tablet 31 of rigidity, 32 and of movable contact spring flexible
Movable contact 33, movable contact 33 are fixed on one end of movable contact spring 32 and, dynamic spring lead-out tablet 31 installation corresponding with stationary contact 22
On pedestal 1；The dynamic spring lead-out tablet 31 be equipped with bending 311, the end on one side 312 of the bending of the dynamic spring lead-out tablet 31 with
The other end of movable contact spring 32 mutually fixes and makes one side 312 of the bending of spring lead-out tablet 31 and movable contact spring 32 to form V-shaped distribution
To realize resistance to shorting function；It is dynamic that the another side 313 of the bending of dynamic spring lead-out tablet 31 also extends downwardly composition after pass-out pedestal 1
Spring leading foot 314；The bending place of dynamic spring lead-out tablet 31 is equipped with downward opening 315；At opening 315, the dynamic spring lead-out tablet
Bending one side 312, by the middle and lower sections that are open, also straight extend is equipped with first boss 316 forward, makes the curved of spring lead-out tablet
One side 312 of folding forms bifurcated at opening 315, bifurcated one at be first boss 316, another place of bifurcated is bending 311；
In the pedestal 1, it is equipped with the first slot 16 in the first boss position for corresponding to dynamic spring lead-out tablet, when dynamic spring lead-out tablet 31 and bottom
When seat 1 matches, the first boss 316 of dynamic spring lead-out tablet 31 is inserted in the first slot 16 of pedestal, to prevent ring spring lead-out tablet
By electrodynamic action flare and enhance the intensity of pedestal.
In the present embodiment, the first boss 316 on one side 312 of the bending of the dynamic spring lead-out tablet is also extended downwardly equipped with
The second boss 317 of two boss 317, one side of the bending of the dynamic spring lead-out tablet is against downwards on the bottom wall 15 of pedestal 1.
In the present embodiment, one side 312 of the bending of the dynamic spring lead-out tablet also upwardly extends on the top close to bending place
Equipped with third boss 318, with the current-carrying capability decline caused by making up after bifurcated.The present invention moves spring lead-out tablet flare in order to prevent
And after being equipped with bifurcation structure, one side 312 of the bending of spring lead-out tablet is moved, is become smaller in the sectional area close to bending place, causes to carry
The decline of stream ability increases the area that electric current passes through by upwardly extending third boss 318, so as to a certain extent more
Current-carrying capability decline caused by after benefit bifurcated.
In the present embodiment, the pedestal 1 is rectangular shape, is equipped with and is used at the side wall 12 on the one side at the turning of pedestal 11
The second slot 13 of dynamic spring lead-out tablet is adapted on thickness, the another side 313 of the bending of the dynamic spring lead-out tablet is inserted into institute
It states on the second slot 13；First slot 16 of the pedestal 1 is located at the side wall 14 of the another side at the turning 11 of pedestal 1.
In the present embodiment, the wherein one side wall of the second slot 13 of the pedestal 1 is additionally provided with a groove 131, described dynamic
The another side 313 of the bending of spring lead-out tablet is equipped with convex luxuriant 3131, convex luxuriant the 3131 of the another side of the bending of the dynamic spring lead-out tablet
Cooperation limits dynamic spring lead-out tablet flare in the groove 131 of the slot 13 of pedestal, with further.
In the present embodiment, the wherein one side wall of the second slot 13 of the pedestal relative to pedestal the second slot 13 it is another
One side wall is located at the another side of the bending of dynamic spring lead-out tablet closer to the turning 11, convex luxuriant the 3131 of the dynamic spring lead-out tablet
At 313 one side in the outer part.
In the present embodiment, convex luxuriant the 3131 of the another side of the bending of the dynamic spring lead-out tablet are by moving the bending of spring lead-out tablet
Another side in the inner part one face out impact at recess 3132 after formed.
In the present embodiment, the groove 131 of the second slot 13 of the pedestal 1 is bar shaped, and is arranged along up and down direction；Institute
State the another side 313 of the bending of spring lead-out tablet 31 convex luxuriant 3131 are also set as bar shaped, and are arranged along up and down direction.
In the present embodiment, there are two quiet spring component 2 and two movable spring assemblies 3 for dress on pedestal, and respectively correspond cooperation；Pass through
The rational deployment of magnetic circuit part and quiet spring component 2, movable spring assembly 3 realizes two when armature part one may be implemented pushing away a pulling and make
It connects or simultaneously switches off while the contact of road.In two movable spring assemblies 3, one of movable spring assembly 3 is arranged close to bottom
Seat side wall, another movable spring assembly 3 are arranged close to magnetic circuit part, first boss 316, second boss 317 and convex luxuriant 3131 etc.
Structure is located on the movable spring assembly 3 of base side wall.
A kind of electromagnetic relay with resistance to shorting function of the invention, using the opening of the bending in dynamic spring lead-out tablet
At 315, on one side 312 of the bending of dynamic spring lead-out tablet, extended by the middle and lower sections being open are also straight forward equipped with first boss
316, so that one side 312 of the bending of spring lead-out tablet is formed bifurcated in opening；In the pedestal 1, drawn corresponding to dynamic spring
The first boss position of piece is equipped with the first slot 16, when dynamic spring lead-out tablet 31 is matched with pedestal 1, moves the first of spring lead-out tablet
Boss 316 is inserted in the first slot 16 of pedestal, by electrodynamic action flare and enhances the strong of pedestal to prevent ring spring lead-out tablet
Degree.This structure of the invention, on the one hand, can anti-ring spring lead-out tablet because it is electrodynamic effect lead to flare, on the other hand,
The intensity of pedestal can be effectively improved, to extend the service life of relay.
A kind of electromagnetic relay with resistance to shorting function of the invention, using one side of the bending in dynamic spring lead-out tablet
312 first boss 316 is also extended downwardly equipped with second boss 317, and the second of one side of the bending of the dynamic spring lead-out tablet is convex
Platform 317 is against downwards on the bottom wall 15 of pedestal 1.The present invention further prevents dynamic spring lead-out tablet because electronic using second boss 317
The effect of power leads to flare, and further increases the intensity of pedestal.
A kind of electromagnetic relay with resistance to shorting function of the invention, using by one side of the bending of dynamic spring lead-out tablet
312 first boss 316 and second boss 317 cooperates at the turning of pedestal 1 11, so as to preferably improve the strong of pedestal
Degree.
A kind of electromagnetic relay with resistance to shorting function of the invention, using its of the second slot 13 in pedestal 1
Middle one side wall is additionally provided with a groove 131, is equipped with convex luxuriant 3131 in the another side 313 of the bending of the dynamic spring lead-out tablet 31, leads to
Convex luxuriant 3131 cooperation of the another side of the bending of spring lead-out tablet is crossed in the groove 131 of the second slot of pedestal, it can be into one
Walk anti-ring spring lead-out tablet flare.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Anyone skilled in the art is not taking off
In the case where from technical solution of the present invention range, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
Mostly possible changes and modifications, or it is revised as equivalents equivalent embodiment.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (8)
1. a kind of electromagnetic relay with resistance to shorting function, including pedestal and contact portion；The contact portion includes dynamic spring
Component；The movable spring assembly includes dynamic spring lead-out tablet, movable contact spring and movable contact；The movable contact is fixed on one end of movable contact spring；
The dynamic spring lead-out tablet is mounted on the base；The dynamic spring lead-out tablet is equipped with bending, one side of the bending of the dynamic spring lead-out tablet
End and movable contact spring the other end it is mutually fixed and spring lead-out tablet and movable contact spring is made to form V-shaped distribution to realize resistance to shorting
Function；The another side of the bending of dynamic spring lead-out tablet also extends downwardly the dynamic spring leading foot of composition after pass-out pedestal；Dynamic spring lead-out tablet
Bending place be equipped with downward opening；It is characterized by: in opening, one side of the bending of the dynamic spring lead-out tablet, by being open
Middle and lower sections also forward it is straight extend be equipped with first boss, make one side of the bending of spring lead-out tablet opening formation bifurcated；
In the pedestal, it is equipped with the first slot in the first boss position for corresponding to dynamic spring lead-out tablet, when dynamic spring lead-out tablet and pedestal phase
When cooperation, the first boss of dynamic spring lead-out tablet is inserted in the first slot of pedestal, to prevent ring spring lead-out tablet by electrodynamic action
Flare and the intensity for enhancing pedestal.
2. the electromagnetic relay according to claim 1 with resistance to shorting function, it is characterised in that: the dynamic spring lead-out tablet
The first boss on one side of bending also extend downwardly equipped with second boss, the second of one side of the bending of the dynamic spring lead-out tablet
Boss is against downwards on the bottom wall of pedestal.
3. the electromagnetic relay according to claim 1 with resistance to shorting function, it is characterised in that: the dynamic spring lead-out tablet
Bending one side, also upwardly extend on the top close to bending place equipped with third boss, with the load caused by making up after bifurcated
The decline of stream ability.
4. the electromagnetic relay according to claim 1 or 2 or 3 with resistance to shorting function, it is characterised in that: the pedestal
For rectangular shape, the side-walls on the one side at the turning of pedestal are equipped with to adapt to the second of dynamic spring lead-out tablet on thickness and insert
The another side of slot, the bending of the dynamic spring lead-out tablet is inserted on second slot；First slot of the pedestal is located at bottom
The side-walls of the another side at the turning of seat.
5. the electromagnetic relay according to claim 4 with resistance to shorting function, it is characterised in that: the second of the pedestal
The wherein one side wall of slot is additionally provided with a groove, and the another side of the bending of the dynamic spring lead-out tablet is equipped with convex bud, the dynamic spring
The convex bud cooperation of the another side of the bending of lead-out tablet is limited outside dynamic spring lead-out tablet in the groove of the slot of pedestal with further
Incline.
6. the electromagnetic relay according to claim 5 with resistance to shorting function, it is characterised in that: the second of the pedestal
The wherein one side wall of slot relative to the second slot of pedestal another side wall closer to the turning, the dynamic spring lead-out tablet
Convex bud be located at dynamic spring lead-out tablet bending another side in the outer part one side at.
7. the electromagnetic relay according to claim 6 with resistance to shorting function, it is characterised in that: the dynamic spring lead-out tablet
Bending another side it is convex bud by move spring lead-out tablet bending another side in the inner part one face out impact at shape after recess
At.
8. with the electromagnetic relay of resistance to shorting function according to claim 5 or 6 or 7, it is characterised in that: the pedestal
The groove of the second slot be bar shaped, and be arranged along up and down direction；The convex bud of the another side of the bending of the dynamic spring lead-out tablet
Also it is set as bar shaped, and is arranged along up and down direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007811.9A CN109285733A (en) | 2018-08-31 | 2018-08-31 | A kind of electromagnetic relay with resistance to shorting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007811.9A CN109285733A (en) | 2018-08-31 | 2018-08-31 | A kind of electromagnetic relay with resistance to shorting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109285733A true CN109285733A (en) | 2019-01-29 |
Family
ID=65183277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811007811.9A Pending CN109285733A (en) | 2018-08-31 | 2018-08-31 | A kind of electromagnetic relay with resistance to shorting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109285733A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200425067Y1 (en) * | 2006-04-28 | 2006-09-01 | 한국오므론전장주식회사 | Anti-noise Mini Relay Structure |
| CN105393328A (en) * | 2013-07-19 | 2016-03-09 | 泰连德国有限公司 | Electrical switching contact and switching device having the same |
| JP2017139196A (en) * | 2016-02-05 | 2017-08-10 | パナソニックＩｐマネジメント株式会社 | Movable element and contact device using the same |
| CN206657780U (en) * | 2017-04-01 | 2017-11-21 | 厦门宏发电力电器有限公司 | The magnetic latching relay of short circuit current can be resisted |
| CN107785214A (en) * | 2016-08-31 | 2018-03-09 | 松下知识产权经营株式会社 | Electromagnetic relay |
| CN208722818U (en) * | 2018-08-31 | 2019-04-09 | 厦门宏发电力电器有限公司 | Electromagnetic relay with resistance to shorting function |
-
2018
- 2018-08-31 CN CN201811007811.9A patent/CN109285733A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200425067Y1 (en) * | 2006-04-28 | 2006-09-01 | 한국오므론전장주식회사 | Anti-noise Mini Relay Structure |
| CN105393328A (en) * | 2013-07-19 | 2016-03-09 | 泰连德国有限公司 | Electrical switching contact and switching device having the same |
| JP2017139196A (en) * | 2016-02-05 | 2017-08-10 | パナソニックＩｐマネジメント株式会社 | Movable element and contact device using the same |
| CN107785214A (en) * | 2016-08-31 | 2018-03-09 | 松下知识产权经营株式会社 | Electromagnetic relay |
| CN206657780U (en) * | 2017-04-01 | 2017-11-21 | 厦门宏发电力电器有限公司 | The magnetic latching relay of short circuit current can be resisted |
| CN208722818U (en) * | 2018-08-31 | 2019-04-09 | 厦门宏发电力电器有限公司 | Electromagnetic relay with resistance to shorting function |
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