CN103155070A - A plate and an electromagnetic contactor comprising the plate for reinforcing a movable contact of the electromagnetic contactor during switching operation - Google Patents
A plate and an electromagnetic contactor comprising the plate for reinforcing a movable contact of the electromagnetic contactor during switching operation Download PDFInfo
- Publication number
- CN103155070A CN103155070A CN2010800694991A CN201080069499A CN103155070A CN 103155070 A CN103155070 A CN 103155070A CN 2010800694991 A CN2010800694991 A CN 2010800694991A CN 201080069499 A CN201080069499 A CN 201080069499A CN 103155070 A CN103155070 A CN 103155070A
- Authority
- CN
- China
- Prior art keywords
- plate
- flat
- damping spring
- electric arc
- positioning support
- Prior art date
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
Abstract
A plate (1) for reinforcing a movable contact (2) of an electromagnetic contactor (13) during switching operation, the plate (1) includes a flat portion (3) having a location (7) on which a damping spring (6) is adapted to be placed, a location support (4) adapted to be coupled to the damping spring (6) for preventing the damping spring (6) from dislodging from the location (7), and an arc runner (5) for directing a switching arc produced during switching operation away from the movable contact (2), such that, wherein the flat portion (3), location support (4) and arc runner (5) are coupled together to form the plate (1). The plate (1) is wrapped circumferentially around the contact (2) at a first side (8) of the plate (1) and the damping spring (6) is placed at the location (7) along a second side (9) of the plate (1).
Description
Technical field
The present invention relates to a kind of plate and the electromagnetic contactor that comprises for the plate of the armature contact of strengthening electromagnetic contactor in handover operation process switching manipulation process in other words.
Background technology
A kind of electromagnetic contactor of electromagentic switching apparatus has armature contact, and it is generally used for controlling electric current flowing in circuit.Can control electromagentic switching apparatus, be used for switching between the state that switches on and off, so that the closed and disconnected power circuit.For electronic control electromagentic switching apparatus, magnet can be used for starting electromagnetic contactor, in order to disconnect and the closed electrical source circuit.
Usually, the armature contact of Mobile electromagnetic contactor in order to engage with fixed contact, is used for the closed electrical source circuit.Fixed contact is electrically connected to power supply.Therefore, under contact, when armature contact engages with fixed contact, the closed electrical source circuit.And, when armature contact separates with fixed contact, interrupting power circuit.But, when separate activities contact and fixed contact, can generate electric arc.Because electric arc generates huge heat, it further heats armature contact.And, when being in closure state due to device, deliver for a long time electric current, so armature contact also heats up.Under high contact and under the switching shock that in the process at handover operation, electromagnetic force causes, when armature contact heated up by any mode, the contact distortion innervated.
A kind of indeformable possible method of protection armature contact is, provide intensification mechanism on armature contact, thereby armature contact can bear heat, and indeformable.But, due to electric arc, another problem of the end of wearing and tearing armature contact appears.By the electric arc guidance part adjacent with the end of armature contact is provided, the electric arc that can reduce on the end of armature contact impacts, and helps quick separate activities contact and fixed contact, thereby reduces the wearing and tearing to the end of armature contact.
When setting up joint between armature contact and fixed contact, due to the inductive effect between the contact, form inertia.Therefore, provide a kind of damping spring on the top of armature contact, in order to absorb the impact that produces due to inertia.This spring and armature contact have the possibility of dislocation.
For protect armature contact indeformable, do not wear and tear and contact and damping spring do not misplace; extra parts and function is provided; namely; the function of strengthening part, electric arc guidance part (arc runner) and location damping spring, this has improved conversely makes the cost of electromagnetic contactor and has increased step.
Summary of the invention
One object of the present invention is, providing can be easily and the electromagnetic contactor of making to one's profitly.
According to one embodiment of present invention, a kind of plate is used for strengthening in the process of handover operation the armature contact of electromagnetic contactor, and wherein, described plate comprises: flat, and it has the position that is placed with damping spring; The positioning support support part, it is suitable for and damping spring coupling (couple), in order to prevent that damping spring from removing from described position; And the electric arc guidance part, it is used for switching arc that guiding produces in the process of handover operation away from armature contact, thus described flat, positioning support support part and electric arc guidance part are coupled, in order to form plate.This plate helps to reduce the quantity of parts, and is indeformable for the protection of armature contact, do not wear and tear and do not misplace, and therefore, provides the electromagnetic contactor that can make by step still less to one's profitly.
According to another embodiment, plate comprises: the first side, and it is used for circumferentially surrounding the part of armature contact, and the second side, it is used for damping spring is positioned at position on flat, and prevents that damping spring from removing from described position by the positioning support support part.This just provides a kind of simple design for plate, adds powerful and has the positioning support support part in the both sides of plate in order to have.
According to another embodiment, described flat, positioning support support part and electric arc guidance part are coupled separably.This helps to provide plate, wherein, during any parts damages, can easily change parts (that is, flat, positioning support support part and electric arc guidance part).
According to an one exemplary embodiment, described flat and the support part coupling of described positioning support, and described positioning support support part and the coupling of described electric arc guidance part.This just provides the structural configuration of flat, positioning support support part and electric arc guidance part, thus each in flat, positioning support support part and electric arc guidance part all can effectively move so that baffle.
According to an embodiment, armature contact is made of copper, because copper provides better balance between the cost of conductor and conductivity.
According to another embodiment, described armature contact comprises silver-colored button, thereby whenever armature contact and fixed contact are set up when being electrically connected to, connects by described silver-colored button foundation.Silver is better electric conductor, and therefore, this armature contact helps to provide better joint between activity and fixed contact.
According to another embodiment, described electric arc guidance part is suitable for guide switch electric arc away from silver-colored button.This helps to protect silver-colored button can not wear and tear because of switching arc, thereby saves the cost of changing silver-colored button, because silver metal has higher cost, so silver-colored button is more expensive.
According to an one exemplary embodiment, described positioning support support part is included in the protuberance of the opposite end of flat, in order to form groove, thereby damping spring is held in place locational inside grooves on flat.This just provides a kind of simple method, is used for providing the positioning support support part, in order to keep damping spring.
According to an embodiment, described plate is as the part of electromagnetic contactor.This helps to reduce generally the step of making electromagnetic contactor, and makes the electromagnetic contactor manufacturing comparatively to one's profit.
Description of drawings
Fig. 1 is the front view for the plate of the contact of strengthening electromagnetic contactor in the process of handover operation;
Fig. 2 is the front view with electromagnetic contactor of plate.
Embodiment
Referring to the various embodiment of view description, wherein, in whole specification, similar reference number is used for representing same parts.In the following description, for the purpose of explaining, propose a plurality of details, thereby understood up hill and dale one or more embodiment.Obviously, when there is no these details, also can put into practice these embodiment.
referring to Fig. 1, a kind of plate 1, it is used for strengthening in the process of handover operation the armature contact of electromagnetic contactor, described plate 1 comprises flat 3, positioning support support part 4, and electric arc guidance part 5, described flat has position 7, damping spring 6 is suitable for being positioned on position 7, described positioning support support part is suitable for being coupled with damping spring, so that preventing damping spring removes from described position 7, described electric arc guidance part is used for switching arc that guiding produces in the process of handover operation away from armature contact, thereby described flat 3, positioning support support part 4, and electric arc guidance part 5 is coupled, in order to form plate 1.
Be coupled between flat 3, positioning support support part 4 and electric arc guidance part 5, thereby adjacent with positioning support support part 4 by placing flat 3, flat 3 and positioning support support part 4 couplings, and adjacent with electric arc guidance part 5 by placement positioning support portion 4, positioning support support part 4 is coupled with electric arc guidance part 5.Perhaps, flat 3 can be coupled with electric arc guidance part 5, and electric arc guidance part 5 and positioning support support part 4 couplings.
Permanent fixing or permanent adhesive by carrying out by means of welding is coupled flat 3, positioning support support part 4 and electric arc guidance part 5.Perhaps, by molded metallic plate, extract plate 1 out from the single metal plate, thereby structural coupling is provided, in order to form flat 3, positioning support support part 4 and electric arc guidance part 5.Yet, perhaps, combination arbitrarily by in nut bolt, threaded fastener, fixture, clip, Velcro, friction lock etc. or these parts provides temporary fixed, thereby flat 3, positioning support support part 4 and electric arc guidance part 5 are coupled separably.
Along plate 1, when having arrived the end of flat 3, the positioning support support part begins to extend, thereby provides structural coupling between flat 3 and positioning support support part 4.Positioning support support part 4 comprises protuberance 11 in the opposite end 12 of flat 3, in order to form groove, thereby damping spring is held in place inside grooves on position 7 on flat 3.Perhaps, positioning support support part 4 can have any other geometry, such as, groove, Velcro etc., thus in the process of switching, damping spring keeps complete with plate, in order to bear vibration and impact.Yet, perhaps, position 7 and positioning support support part 4 can combine, in order to the surface that engages with plate 1 is provided and also provides support, thereby damping spring still engages with strong structure Coupling, in order to prevent that damping spring from may misplace in the process of handover operation.
Electric arc guidance part 5 is coupled by this way with on 4 structures of positioning support support part; when thereby finish along plate 1 positioning support support part 4; 5 beginnings of electric arc guidance part and further extension in order to be coupled with armature contact, avoid the electric arc that generates in the process of handover operation for the protection of armature contact.In the process of handover operation, on electric arc guidance part function, with arc control device couplings, when armature contact was removed from fixed contact, arc control device were used for the electric arc that extinguishing generates in the process of handover operation.
Referring to Fig. 2, shown the front view of the electromagnetic contactor 13 with plate 1, wherein, plate 1, damping spring 6 and armature contact 2 are coupled, in order to form electromagnetic contactor 13.
The first side 2 by at plate 1 is placed on plate 1 on armature contact 2, provides structural coupling between armature contact 2 and plate 1, in order to circumferentially surround the part of armature contact 2.By the second side along plate 1, damping spring 6 is placed on position 7 on flat 3, and pass through along the second side, engage damping spring 6 and positioning support support part 4, in order to prevent that damping spring 6 from removing from position 7 by positioning support support part 4, thereby provide structural coupling between plate 1 and damping spring 6.Form grooves by the protuberance 11 at the opposed end 12 of flat 3, damping spring 6 is held in place inside grooves on position 7 on flat 3, the positioning support support part 4 of damping spring 6 and plate 1 engages by groove.
Armature contact 2 is made by the copper metal, and has silver-colored button 10, be used for to strengthen the conductivity of armature contact 2, thereby when armature contact 2 is electrically connected to fixed contact foundation, connects by silver-colored button 10.Armature contact 2 need not to comprise silver-colored button 10, and exactly, by the physical contact of foundation with fixed contact, armature contact 2 can be electrically connected to fixed contact.
In the process of handover operation, when armature contact 2 is removed, has high temperature during due to formation electric arc from peg button, so the distortion of silver-colored button and wearing and tearing.Therefore, indeformable and do not wear and tear in order to protect silver-colored button 10, the electric arc guidance part 5 of plate 1 extends until silver-colored button 2.
By permanent welding or bonding, silver-colored button 10 is fixed on armature contact 2 by being permanently fixed.Perhaps, also can be threaded connection, Velcro or any this temporary fastening device, temporary fixed silver-colored button 10, in the process of handover operation, this temporary fastening device can meet with stresses and heat.
And, can replace silver-colored button 10 by any other metal with higher conductivity (such as, gold etc.), thereby armature contact 2 can improve conductivity.In addition, by melt-blended metal, perhaps by the higher metal level of conductance etc. the mode that superposes, in conjunction with high-conductivity metal, in order to form armature contact 2, thereby also can improve the conductivity of armature contact 2 on armature contact 2.
List of numerals
1 plate
2 armature contacts
3 flats
4 positioning support support parts
5 electric arc guidance parts
6 damping springs
7 positions
8 first sides
9 second sides
10 silver medal buttons
The protuberance of 11 positioning support support parts
The end of 12 flats
13 electromagnetic contactors
Claims (15)
1. a plate (1), described plate is used for strengthening in the process of handover operation the armature contact (2) of electromagnetic contactor (13), and described plate (1) comprising:
Flat (3), described flat have position (7), and damping spring (6) is suitable for being positioned on described position,
Positioning support support part (4), described positioning support support part are suitable for and described damping spring (6) coupling, in order to prevent that described damping spring (6) from removing from described position (7),
Electric arc guidance part (5), described electric arc guidance part is used for switching arc that guiding produces in the process of handover operation away from described armature contact (2), wherein, described flat (3), described positioning support support part (4) and described electric arc guidance part (5) are coupled, in order to form described plate (1).
2. plate according to claim 2 (1) comprising:
The first side (8), described the first side is used for circumferentially surrounding the part of described armature contact (2),
The second side (9), described the second side is used for described damping spring (6) is positioned at described position (7) on described flat (3), and prevents that described damping spring (6) from removing from described position (7) by described positioning support support part (4).
According to claim 1 and 2 in the described plate of any one (1), wherein, described flat (3), described positioning support support part (4) and described electric arc guidance part (5) are coupled separably.
4. the described plate of any one in 3 according to claim 1, wherein, described flat and described positioning support support part (4) coupling, and described positioning support support part (4) and described electric arc guidance part (5) coupling.
5. the described plate of any one (1) in 4 according to claim 1, wherein, described armature contact (2) is made of copper.
6. the described plate of any one (1) in 5 according to claim 1, wherein, described armature contact (2) comprises silver-colored button (10), thereby whenever described armature contact (2) and fixed contact are set up when being electrically connected to, described connection is by described silver-colored button (10) foundation.
7. plate according to claim 6 (1), wherein, described electric arc guidance part (5) is suitable for guide switch electric arc away from silver-colored button (10).
8. the described plate of any one (1) in 7 according to claim 1, wherein, described positioning support support part (4) comprises protuberance (11) in the opposite end (12) of described flat (3), so that the formation groove, thereby described damping spring (6) is held in place inside grooves on described position (7) on described flat (3).
9. electromagnetic contactor comprises according to claim 1 the described plate of any one (1) in 8.
10. method of making plate (1), described plate is used for strengthening in the process of handover operation the armature contact (2) of electromagnetic contactor, comprising:
Flat (3) is provided on described plate (1), and described flat (3) has position (7), and damping spring (6) is positioned on described position,
Provide positioning support support part (4) on described plate (1), thereby described positioning support support part (4) is suitable for and described damping spring (6) coupling, in order to prevent that described damping spring (6) from removing from described position (7),
Electric arc guidance part (5) is provided on described plate (1), and described electric arc guidance part is used for switching arc that guiding produces in the process of handover operation away from described armature contact (2),
Described flat (3), described positioning support support part (4) and described electric arc guidance part (5) are coupled, in order to form described plate (1).
11. method according to claim 10 comprises:
The first side (8) is offered described plate (1), is used for circumferentially surrounding the part of described armature contact (2),
The second side (9) is offered described plate (1), be used for described damping spring (6) is positioned at described position (7) on described flat (3), and prevent that described damping spring (6) from removing from described position (7) by described positioning support support part (4).
12. the described method of any one according to claim 10 or 11 comprises:
Described flat (3), described positioning support support part (4) and described electric arc guidance part (5) are coupled separably, in order to form described plate (1).
13. the described method of any one in 12 according to claim 10 comprises:
Be coupled described flat (3) and described positioning support support part (4) and be coupled described positioning support support part (4) and described electric arc guidance part (5) are in order to form described plate (1).
14. the described method of any one in 13 according to claim 10 comprises:
Place described positioning support support part (4) adjacent with described electric arc guidance part (5).
15. the described method of any one in 14 according to claim 10 comprises:
Produce protuberance (11) by the opposite end (12) in described flat (3), thereby provide described positioning support support part (4), so that the formation groove, thereby described damping spring (6) is held in place inside grooves on described position (7) on described flat (3).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2010/064910 WO2012045339A1 (en) | 2010-10-06 | 2010-10-06 | A plate and an electromagnetic contactor comprising the plate for reinforcing a movable contact of the electromagnetic contactor during switching operation. |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103155070A true CN103155070A (en) | 2013-06-12 |
CN103155070B CN103155070B (en) | 2016-01-20 |
Family
ID=44009889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080069499.1A Expired - Fee Related CN103155070B (en) | 2010-10-06 | 2010-10-06 | Plate and comprise the electromagnetic contactor of plate of the armature contact for strengthening electromagnetic contactor in handover operation process |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2606500B1 (en) |
KR (1) | KR101557767B1 (en) |
CN (1) | CN103155070B (en) |
BR (1) | BR112013008203B1 (en) |
WO (1) | WO2012045339A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1175776B (en) * | 1962-01-31 | 1964-08-13 | Siemens Ag | Contact bridge for electrical switchgear |
US3818170A (en) * | 1971-12-11 | 1974-06-18 | Siemens Ag | Contact bridge |
DE2647888A1 (en) * | 1976-10-22 | 1978-05-11 | Siemens Ag | Trough shaped contact bridge - has contact pads soldered to good electric conductivity intermediate part connected to trough |
US4222167A (en) * | 1977-04-28 | 1980-09-16 | Siemens Aktiengesellschaft | Method of manufacturing a contact bridge |
-
2010
- 2010-10-06 EP EP10765781.9A patent/EP2606500B1/en not_active Not-in-force
- 2010-10-06 CN CN201080069499.1A patent/CN103155070B/en not_active Expired - Fee Related
- 2010-10-06 BR BR112013008203A patent/BR112013008203B1/en not_active IP Right Cessation
- 2010-10-06 WO PCT/EP2010/064910 patent/WO2012045339A1/en active Application Filing
- 2010-10-06 KR KR1020137011728A patent/KR101557767B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1175776B (en) * | 1962-01-31 | 1964-08-13 | Siemens Ag | Contact bridge for electrical switchgear |
US3818170A (en) * | 1971-12-11 | 1974-06-18 | Siemens Ag | Contact bridge |
DE2647888A1 (en) * | 1976-10-22 | 1978-05-11 | Siemens Ag | Trough shaped contact bridge - has contact pads soldered to good electric conductivity intermediate part connected to trough |
US4222167A (en) * | 1977-04-28 | 1980-09-16 | Siemens Aktiengesellschaft | Method of manufacturing a contact bridge |
Also Published As
Publication number | Publication date |
---|---|
KR101557767B1 (en) | 2015-10-06 |
WO2012045339A1 (en) | 2012-04-12 |
EP2606500B1 (en) | 2015-12-02 |
BR112013008203A2 (en) | 2016-06-21 |
BR112013008203B1 (en) | 2020-01-14 |
EP2606500A1 (en) | 2013-06-26 |
CN103155070B (en) | 2016-01-20 |
KR20130141513A (en) | 2013-12-26 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20160120 Termination date: 20201006 |