CN208722818U - Electromagnetic relay with resistance to shorting function - Google Patents
Electromagnetic relay with resistance to shorting function Download PDFInfo
- Publication number
- CN208722818U CN208722818U CN201821420313.2U CN201821420313U CN208722818U CN 208722818 U CN208722818 U CN 208722818U CN 201821420313 U CN201821420313 U CN 201821420313U CN 208722818 U CN208722818 U CN 208722818U
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- out tablet
- bending
- dynamic spring
- spring lead
- pedestal
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Abstract
The utility model 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 utility model 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 utility model relates to relay technical fields, more particularly to a kind of electromagnetism relay with resistance to shorting function
Device.
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.
Utility model content
The purpose of the utility model is to overcome the deficiency of the prior art, provide a kind of electromagnetism with resistance to shorting function after
Electric appliance is improved by structure, on the one hand, can anti-ring spring lead-out tablet because it is electrodynamic effect lead to flare, on the other hand, can
To effectively improve the intensity of pedestal, to extend the service life of relay.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of electromagnetism with resistance to shorting function after
Electric appliance, including pedestal and contact portion；The contact portion includes movable spring assembly；The movable spring assembly include 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；It is described 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 made
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 logical
The dynamic spring leading foot of composition is also extended downwardly after pedestal out；The bending place of dynamic spring lead-out tablet is equipped with downward opening；In opening, institute
The one side for stating the bending of spring lead-out tablet is extended equipped with first boss by the middle and lower sections being open are also straight forward, draws spring
One side of the bending of piece forms bifurcated in opening；In the pedestal, set in the first boss position for corresponding to dynamic spring lead-out tablet
There is the 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
In, 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 utility model are:
1, the utility model is moving the bending of spring lead-out tablet due to using the opening in the bending of dynamic spring lead-out tablet
On one side, extended by the middle and lower sections being open are also straight forward equipped with first boss, one side of the bending of spring lead-out tablet is made to be open
Place 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 is drawn
When piece is matched 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
Electrodynamic action flare and the intensity for enhancing pedestal.This structure of the utility model, on the one hand, can anti-ring spring lead-out tablet
Because electrodynamic effect leads to flare, on the other hand, the intensity of pedestal can be effectively improved, to extend the use of relay
Service life.
2, the utility model is set since the first boss on one side using the bending in dynamic spring lead-out tablet also extends downwardly
There is second boss, the second boss on one side of the bending of the dynamic spring lead-out tablet is against downwards on the bottom wall of pedestal.This is practical new
Type further prevents dynamic spring lead-out tablet because electrodynamic effect leads to flare using second boss, and further increases pedestal
Intensity.
3, the utility model is due to using the first boss and second boss on one side of the bending of dynamic spring lead-out tablet
Cooperate the corner in pedestal, so as to preferably improve the intensity of pedestal.
4, the utility model is due to being additionally provided with a groove using the wherein one side wall of the second slot in pedestal, in institute
The another side for stating 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 the bottom of at
In the groove of second slot of seat, dynamic spring lead-out tablet flare can be further prevented.
The utility model is described in further detail with reference to the accompanying drawings and embodiments；But the utility model it is a kind of after
The movable contact spring of electric appliance and the connection structure of exit are 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 the partial structural diagram of the utility model；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
Fig. 4 is the D structure schematic diagram of the dynamic spring lead-out tablet of the utility model；
Fig. 5 is the main view of the dynamic spring lead-out tablet of the utility model；
Fig. 6 is the left view of the dynamic spring lead-out tablet of the utility model；
Fig. 7 is the right view of the dynamic spring lead-out tablet of the utility model；
Fig. 8 is the bottom view of the dynamic spring lead-out tablet of the utility model；
Fig. 9 is the schematic diagram of the movable spring assembly of the utility model；
Figure 10 is the D structure schematic diagram of the pedestal of the utility model；
Figure 11 is the top view of the pedestal of the utility model.
Specific embodiment
Embodiment
Referring to fig. 2 to shown in Figure 11, a kind of electromagnetic relay with resistance to shorting function of the utility model, including pedestal
1 and 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 of rigidity
With stationary contact 22, stationary contact 22 is fixed on one end of static contact spring piece 21, and static contact spring piece 21 is in pedestal 1, the other end of static contact spring piece 21
Extend to the leading foot 23 outside pedestal 1 as quiet spring；Movable spring assembly 3 includes the dynamic spring lead-out tablet 31 of rigidity, movable contact spring flexible
32 and movable contact 33, movable contact 33 be fixed on one end of movable contact spring 32 and, the dynamic spring lead-out tablet 31 corresponding with stationary contact 22
It is mounted on pedestal 1；The dynamic spring lead-out tablet 31 is equipped with bending 311, the end on one side 312 of the bending of the dynamic spring lead-out tablet 31
The one side 312 and movable contact spring 32 for holding bending that is mutually fixed with the other end of movable contact spring 32 and making spring lead-out tablet 31 form V-shaped
Distribution is to realize resistance to shorting function；The another side 313 of the bending of dynamic spring lead-out tablet 31 also extends downwardly structure after pass-out pedestal 1
At dynamic 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 draws
One side 312 of the bending of slice is extended equipped with first boss 316 by the middle and lower sections being open are also straight forward, makes spring lead-out tablet
One side 312 of bending form 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
When matching with pedestal 1, the first boss 316 of dynamic spring lead-out tablet 31 is inserted in the first slot 16 of pedestal, is drawn to prevent ring spring
Slice is by electrodynamic action flare and enhances 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 utility model moves spring lead-out tablet in order to prevent
Flare and after being equipped with bifurcation structure, move one side 312 of the bending of spring lead-out tablet, become smaller close to the sectional area of bending place, cause
Decline current-carrying capability, by upwardly extending third boss 318, increases the area that electric current passes through, so as to a certain degree
On make up after bifurcated caused by current-carrying capability decline.
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 utility model, using the bending in dynamic spring lead-out tablet
It is open at 315, on one side 312 of the bending of dynamic spring lead-out tablet, extends that be equipped with first convex by the middle and lower sections that are open are also straight forward
Platform 316 makes one side 312 of the bending of spring lead-out tablet form bifurcated in opening；In the pedestal 1, draw corresponding to dynamic spring
The first boss position of slice is equipped with the first slot 16, when dynamic spring lead-out tablet 31 is matched with pedestal 1, the of dynamic spring lead-out tablet
One boss 316 is inserted in the first slot 16 of pedestal, by electrodynamic action flare and enhances pedestal to prevent ring spring lead-out tablet
Intensity.This structure of the utility model, on the one hand, can anti-ring spring lead-out tablet because it is electrodynamic effect lead to flare, separately
On the one 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 utility model, using the bending in dynamic spring lead-out tablet
312 first boss 316 is also extended downwardly equipped with second boss 317 on one side, and the of one side of the bending of the dynamic spring lead-out tablet
Two boss 317 are against downwards on the bottom wall 15 of pedestal 1.The utility model further prevents dynamic spring to draw using second boss 317
Piece is because electrodynamic effect leads to flare, and further increases the intensity of pedestal.
A kind of electromagnetic relay with resistance to shorting function of the utility model, using by the bending of dynamic spring lead-out tablet
312 first boss 316 and the cooperation of second boss 317 are at the turning of pedestal 1 11 on one side, so as to preferably improve pedestal
Intensity.
A kind of electromagnetic relay with resistance to shorting function of the utility model, using the second slot 13 in pedestal 1
Wherein one side wall be additionally provided with a groove 131, the dynamic spring lead-out tablet 31 bending another side 313 be equipped with convex bud
3131, convex luxuriant 3131 cooperation of the another side of the bending by moving spring lead-out tablet, can in the groove 131 of the second slot of pedestal
To further prevent dynamic spring lead-out tablet flare.
The preferred embodiment of above-mentioned only the utility model, does not impose any limitation on the present invention.Though
So the utility model has been disclosed with preferred embodiment as above, however is not intended to limit the utility model.It is any to be familiar with this field
Technical staff, in the case where not departing from technical solutions of the utility model range, all using the technology contents of the disclosure above
Many possible changes and modifications are made to technical solutions of the utility model, or are revised as equivalents equivalent embodiment.Therefore,
All contents without departing from technical solutions of the utility model, according to the utility model technical spirit made to the above embodiment
What simple modification, equivalent variation and modification should all be fallen in the range of technical solutions of the utility model 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 |
|---|---|---|---|
| CN201821420313.2U CN208722818U (en) | 2018-08-31 | 2018-08-31 | Electromagnetic relay with resistance to shorting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821420313.2U CN208722818U (en) | 2018-08-31 | 2018-08-31 | Electromagnetic relay with resistance to shorting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208722818U true CN208722818U (en) | 2019-04-09 |
Family
ID=65980431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821420313.2U Active CN208722818U (en) | 2018-08-31 | 2018-08-31 | Electromagnetic relay with resistance to shorting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208722818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109285733A (en) * | 2018-08-31 | 2019-01-29 | 厦门宏发电力电器有限公司 | A kind of electromagnetic relay with resistance to shorting function |
-
2018
- 2018-08-31 CN CN201821420313.2U patent/CN208722818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109285733A (en) * | 2018-08-31 | 2019-01-29 | 厦门宏发电力电器有限公司 | A kind of electromagnetic relay with resistance to shorting function |
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