EP0976137B1 - Elektromagnetisches relais - Google Patents
Elektromagnetisches relais Download PDFInfo
- Publication number
- EP0976137B1 EP0976137B1 EP98919191A EP98919191A EP0976137B1 EP 0976137 B1 EP0976137 B1 EP 0976137B1 EP 98919191 A EP98919191 A EP 98919191A EP 98919191 A EP98919191 A EP 98919191A EP 0976137 B1 EP0976137 B1 EP 0976137B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- armature
- core
- relay according
- coil
- contact
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/18—Movable parts of magnetic circuits, e.g. armature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/041—Details concerning assembly of relays
- H01H2050/046—Assembling parts of a relay by using snap mounting techniques
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/041—Details concerning assembly of relays
- H01H50/042—Different parts are assembled by insertion without extra mounting facilities like screws, in an isolated mounting part, e.g. stack mounting on a coil-support
Definitions
- the aim of the invention is to take constructive precautions to realize especially for multi-pole relays that simplify an automated production process and one Tolerance-free assembly of the magnet system on the base body as well enable a precise guidance of the slide, the return spring and the anchor as well as an improved suspension of the operating mechanism.
- the modular structure applies special attention to the relay.
- a compact design for multi-pole versions of the relay sought.
- this goal is achieved in that the Base body as a substantially flat base parallel to Coil axis is arranged below the coil that the at least one contact spring between the coil and the base extends parallel to the coil axis, while the connection elements led perpendicular to the outside through the base are that the anchor with its cross leg on the free End of the longitudinal leg is mounted on the core that the Longitudinal leg of the armature extends above the coil that the cross leg of the core facing upward to form a pole face of the working air gap, and that the magnet system lateral attachment processes in the area of the core transverse leg owns, with the top of the Interlocking base.
- they are the working air gap forming end sections of the longitudinal armature and Core cross leg widened in a T-shape, creating the magnetic Resistance in the area of the working air gap reduced is.
- the attachment extensions are formed facing downwards on the lateral leg of the core.
- the attachment extensions are on the core on both sides of its widened end section molded downwards.
- the attachment extensions are hook-shaped designed, for example as snap noses, so that these with Recesses formed on the base of the base can be locked are, so that magnet system and base in a kind of Press fit are connected to each other. On the one hand, this contributes stiffening of the overall system, on the other hand no additional effort to attach the magnet system necessary on the base.
- fastening chambers for flange extensions in the base molded on the coil former which plug-in channels for Have attachment of winding connection elements, so that the flange extensions in the area of the anchor bearing in the fastening chambers are attached by insertion.
- a support pin is formed on the base, which with is provided with a latch. This latch is with one Cross bar hooked between the bottle extensions on Coil body is molded, so that an additional attachment of base and magnet system is realized.
- the advantage of the features mentioned is that the distance the contacts to the working air gap are set with low tolerance is, in that the core or the bobbin directly is connected to the base as a contact carrier. On this avoids the accumulation of tolerances. Due to the extremely low tolerance arrangement of the magnet system and Socket to each other will not only be a precise guide of Slider achieved, but also a precise definition of the Over stroke for the contact elements allows.
- the contact springs are advantageously actuated via a substantially U-shaped coupled to the anchor Slider, which with its side arms the magnet system engages, and the central portion of the contact springs acts. Also on the lower edge of the middle section molded on the slide down actuators.
- the number of actuators corresponds to the number of the contact sets contained in the relay, consisting of a contact spring and at least one counter-contact element.
- the actuators can be easily on the preferably as a plastic molded actuator Form without any significant additional effort.
- the actuators protrude into contact chambers on the base, in which the contact sets are arranged. Through the side walls of the contact chambers are the individual contact sets from each other isolated.
- Each base has a pair of upward-facing guide rails attached, which one on the outer edge of a Slider side arms molded outward projecting guide pin engages and this during the up and down movement of the Secures slide against lateral displacement.
- a U-shaped armature spring which with a first arm is attached to the anchor longitudinal leg, in Middle section arranged approximately parallel to the anchor cross leg is and with the second arm in a recess between Core and bobbin parallel to the longitudinal core is attached.
- the recess between the core and the bobbin is best in the form of a separate space on the bobbin formed.
- the second arm of the anchor spring, the in the recess between the bobbin and core is inserted, preferably equipped with a latch, which is hooked into the core directly above is.
- Anchor spring including the anchor firmly connected to it on the one hand and bobbin with core arranged therein on the other not easily possible.
- the latch is for example by punching from the spring plate and then To bend so that they are force and adapts positively to the embossing in the core. additionally is the fixation of the anchor spring by the in the Base integrated support pin, which improves the height positioning of the magnet system in the area of the coil connection side serves.
- Relay according to the invention results in a very simple assembly process, which is also easy to use or specialized workers.
- the base is preferred with the contact and connection elements Equipped to assemble the magnet system. there the formation of fastening and contact chambers proves itself on the base, which in this context is a pocket serve for the components to be included, as another Advantage.
- the anchor spring is preferably attached to the anchor in advance. When assembling the magnet system is preferred first insert the core axially into the bobbin until the cross leg of the core on one end of the coil body is applied. Then the arm containing the locking lug the armature spring into the recess between the coil body and Inserted the core until the locking lug is in the position provided in the core Embossing hooked. Expediently, the Slider hung from below on the armature spring lobe, with which the assembly of the magnet system including the coupling the slide is complete. In the last assembly step are only magnet system and base by means of Fasteners according to the invention connected together.
- the relay according to the invention consists in its main components from a mounted magnet system 1, one attached to the anchor U-shaped slide 8, a base 6, by contact springs 71 and counter-contact elements 72 formed contact sets and winding 74 and contact connection elements 73 ( Figure 1).
- the connection elements are vertical through the base 6 led to the outside.
- To increase the magnetic conductivity in the working air gap between yoke 33 and pole face 43 of armature 4 are yoke 33 and pole face 43 in relation to widen anchor 4 or core 3.
- guide pin 84 are formed by guide rails provided on the base 6 66 guided, the guide pin 84 in pairs reach around to the side and fit them positively.
- the slide 8 is in particular in the deflection the armature movement on the contact springs 71 against lateral Moving secured (see also Figure 2 and Figure 3).
- Figure 2 also shows the attachment of the winding connection elements 74, which at its upper end in in the flange extension 22 contained plug-in channels 23 are inserted.
- the winding connection elements are to facilitate installation 74 cranked in the middle. With its free end project the winding connection elements 74 vertically through the Base plane of the base 6 through.
- FIG. 4 shows those components of the magnet system 1, which are used to attach the armature spring 5.
- the bobbin 2 clearly shows the flat cuboid free space 24 recognize that receives an arm of the armature spring 5.
- the one in the Clearance 24 inserted arm of the armature spring 5 contains one Latch 51, which is in an embossing 35 on the underside of the Core 3 is hooked.
- the one above the longitudinal anchor leg 41 lying arm of the armature spring 5 is on the longitudinal arm leg 41 attached rivet warts 44 firmly connected to the anchor 4, so that this is biased by the armature spring 5 and at the same time is stored.
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
- Cookers (AREA)
- Surgical Instruments (AREA)
- Valve Device For Special Equipments (AREA)
Description
- einer Spule mit Spulenkörper und Wicklung,
- einem L-förmigen Kern, dessen Längsschenkel sich durch eine axiale Ausnehmung des Spulenkörpers erstreckt und dessen Querschenkel senkrecht dazu an einer ersten Stirnseite der Spule liegt,
- einem L-förmigen Anker, der mit einem Ende an einem ersten Ende des Kerns gelagert und mit seinem anderen Ende gegenüber dem zweiten Ende des Kerns einen Arbeitsluftspalt bildet, derart, daß Kern und Anker bei geschlossenem Arbeitsluftspalt annähernd ein Rechteck formen, wobei durch Spule, Kern und Anker ein Magnetsystem gebildet ist,
- einem Grundkörper aus Isolierstoff, der auf der dem Anker gegenüberliegenden Seite der Spule mit dem Magnetsystem verbunden ist und in welchem mindestens ein feststehendes Kontaktelement und mindestens eine mit diesem zusammenwirkende Kontaktfeder als bewegliches Kontaktelement enthalten sind, wobei die Kontaktelemente jeweils mit Anschlußelementen verbunden sind, und
- einem die Ankerbewegung auf die mindestens eine Kontaktfeder übertragenden Schieber.
Claims (15)
- Elektromagnetisches Relais mit folgenden Merkmalen:einer Spule mit Spulenkörper (2) und Wicklung,einem L-förmigen Kern (3), dessen Längsschenkel (31) sich durch eine axiale Ausnehmung des Spulenkörpers (2) erstreckt und dessen Querschenkel (32) senkrecht dazu an einer ersten Stirnseite der Spule liegt,einem L-förmigen Anker (4), der mit einem Ende an einem ersten Ende des Kerns (3) gelagert und mit seinem anderen Ende gegenüber dem zweiten Ende des Kerns (3) einen Arbeitsluftspalt bildet, derart, daß Kern (3) und Anker (4) bei geschlossenem Arbeitsluftspalt annähernd ein Rechteck formen, wobei durch Spule, Kern (3) und Anker (4) ein Magnetsystem (1) gebildet ist,einem Grundkörper aus Isolierstoff, der auf der dem Anker gegenüberliegenden Seite der Spule mit dem Magnetsystem (1) verbunden ist und in welchem mindestens ein feststehendes Kontaktelement (72) und mindestens eine mit diesem zusammenwirkende Kontaktfeder (71) als bewegliches Kontaktelement enthalten sind, wobei die Kontaktelemente (71,72) jeweils mit Anschlußelementen (73) verbunden sind, undeinem die Ankerbewegung auf die mindestens eine Kontaktfeder (71) übertragenden Schieber,
- Relais nach Anspruch 1,
dadurch gekennzeichnet, daß der Querschenkel (31) des Kerns (3) und der Längsschenkel (41) des Ankers (4) im Bereich des Arbeitsluftspaltes T-förmig verbreiterte Endabschnitte aufweisen. - Relais nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß die Befestigungsfortsätze (34) des Magnetsystems (1) an den Außenkanten eines Spulenflansches (21), welcher am nächsten zum Arbeitsluftspalt liegt, angeformt sind. - Relais nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß die Befestigungsfortsätze (34) des Magnetsystems (1) nach unten am Querschenkel (32) des Kerns (3) angeformt sind. - Relais nach Anspruch 4,
dadurch gekennzeichnet, daß die Befestigungsfortsätze (34) am Kern (3) beiderseits von dem verbreiterten Endabschnitt nach unten angeformt sind. - Relais nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, daß die Befestigungsfortsätze (34) hakenförmig gestaltet und mit Ausnehmungen (62) der Sockel-Ansätze (61) verrastbar sind. - Relais nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, daß der Spulenflansch (21) im Bereich der Ankerlagerung Flanschfortsätze (22) aufweist, die in Befestigungskammern (65) des Sockels (6), welche Durchführungen für Wicklungsanschlußelemente (74) enthalten, einsteckbar befestigt sind. - Relais nach Anspruch 7,
dadurch gekennzeichnet, daß die Flanschfortsätze (22) Steckkanäle (23) zur Befestigung von Wicklungsanschlußelementen (74) aufweisen. - Relais nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, daß ein U-förmiger Schieber (8) mit zwei Armen (81) das Magnetsystem (1) seitlich umgreift und mit den Enden dieser Arme (81) an den Anker (4) gekoppelt ist, während der Mittelabschnitt (82) des Schiebers (8) unterhalb des Magnetsystems (1) auf mindestens eine Kontaktfeder (71) wirkt. - Relais nach einem der Ansprüche 1 bis 9,
dadurch gekennzeichnet, daß der Schieber (8) an der Unterkante seines Mittelabschnittes (82) nach unten angeformte Betätigungsnasen (83) entsprechend der Anzahl der Kontaktfedern (71) aufweist. - Relais nach einem der Ansprüche 1 bis 10,
dadurch gekennzeichnet, daß der Sockel (6) mindestens zwei nebeneinander liegende Kontaktkammern (63) aufweist, in denen jeweils ein Kontaktsatz angeordnet ist, der eine Kontaktfeder (71) und mindestens ein Gegenkontaktelement (72) enthält, wobei die einzelnen Kontaktkammern (63) durch ihre Seitenwände voneinander isoliert sind. - Relais nach einem der Ansprüche 1 bis 11,
dadurch gekennzeichnet, daß Aussparungen (64) zur Führung des Schiebers (8) in die Seitenwände der Kontaktkammern (63) integriert sind. - Relais nach einem der Ansprüche 1 bis 12,
dadurch gekennzeichnet, daß der Schieber (8) an beiden Seitenarmen (81) nach außen ragende Führungszapfen (84) aufweist, die jeweils mit einem Paar von am Sockel (6) angeformten Führungsschienen (66) zusammenwirken. - Relais nach einem der Ansprüche 1 bis 13,
dadurch gekennzeichnet, daß der Anker (4) durch eine U-förmige Ankerfeder (5) gelagert und vorgespannt ist, welche auf dem Längsschenkel (41) des Ankers (4) befestigt ist, dessen Querschenkel (42) umgreift und unterhalb des Kernlängsschenkels (31) zwischen Spulenkörper (2) und Kern (3) fixiert ist. - Relais nach einem der Ansprüche 1 bis 14,
dadurch gekennzeichnet, daß in den Sokkel (6) ein Auflagestift (67) integriert ist, welcher eine Rastnase (68) aufweist, die mit einem Quersteg (25) zwischen den Flanschfortsätzen (22) am Spulenkörper (2) verrastet ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19715914A DE19715914C1 (de) | 1997-04-16 | 1997-04-16 | Elektromechanisches Relais |
DE19715914 | 1997-04-16 | ||
PCT/EP1998/001854 WO1998047163A1 (de) | 1997-04-16 | 1998-03-31 | Elektromagnetisches relais |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0976137A1 EP0976137A1 (de) | 2000-02-02 |
EP0976137B1 true EP0976137B1 (de) | 2002-12-04 |
Family
ID=7826709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98919191A Expired - Lifetime EP0976137B1 (de) | 1997-04-16 | 1998-03-31 | Elektromagnetisches relais |
Country Status (6)
Country | Link |
---|---|
US (1) | US6232858B1 (de) |
EP (1) | EP0976137B1 (de) |
JP (1) | JP2001519087A (de) |
AT (1) | ATE229225T1 (de) |
DE (2) | DE19715914C1 (de) |
WO (1) | WO1998047163A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002100275A (ja) * | 2000-07-18 | 2002-04-05 | Nagano Fujitsu Component Kk | 電磁継電器 |
JP2003151419A (ja) * | 2001-08-31 | 2003-05-23 | Omron Corp | 電磁継電器 |
US8471656B2 (en) * | 2009-06-23 | 2013-06-25 | Panasonic Corporation | Electromagnetic relay |
JP6458705B2 (ja) * | 2015-10-29 | 2019-01-30 | オムロン株式会社 | リレー |
CH713442B1 (de) * | 2017-02-08 | 2021-03-31 | Elesta Gmbh Ostfildern De Zweigniederlassung Bad Ragaz | Relais. |
CN110970268A (zh) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | 电磁继电器 |
CN110970266A (zh) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | 电磁继电器 |
CN110033996B (zh) * | 2019-04-24 | 2024-08-23 | 厦门宏发电力电器有限公司 | 一种载流能力强的磁保持继电器 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1228425A (de) * | 1967-05-03 | 1971-04-15 | ||
CH486767A (de) * | 1968-02-19 | 1970-02-28 | Siemens Ag | Leistungsrelais geringer Bauhöhe mit Umschaltkontaktanordnung |
US3825865A (en) * | 1973-05-11 | 1974-07-23 | Essex International Inc | Electromagnetic relay |
US4025884A (en) * | 1975-10-16 | 1977-05-24 | Guardian Electric Manufacturing Company | Relay construction |
DE2617632A1 (de) * | 1976-04-22 | 1977-11-03 | Telefonbau & Normalzeit Gmbh | Elektromagnetisches relais |
DE3150301A1 (de) * | 1981-12-18 | 1983-07-07 | W. Gruner GmbH & Co Elektrotechnik KG, 7209 Wehingen | Elektromagnetisches relais |
JPH0733344Y2 (ja) * | 1988-12-23 | 1995-07-31 | 松下電工株式会社 | 電磁継電器 |
US5070315A (en) * | 1989-05-26 | 1991-12-03 | Omron Corporation | Electromagnetic relay |
DE4034714C2 (de) * | 1990-11-01 | 1999-11-11 | Kaco Elektrotechnik Gmbh | Kontaktträger für ein elektromagnetisches Relais |
DE19715913C1 (de) * | 1997-04-16 | 1998-10-08 | Eh Schrack Components Ag | Elektromagnetisches Relais |
-
1997
- 1997-04-16 DE DE19715914A patent/DE19715914C1/de not_active Expired - Fee Related
-
1998
- 1998-03-31 DE DE59806540T patent/DE59806540D1/de not_active Expired - Lifetime
- 1998-03-31 WO PCT/EP1998/001854 patent/WO1998047163A1/de active IP Right Grant
- 1998-03-31 EP EP98919191A patent/EP0976137B1/de not_active Expired - Lifetime
- 1998-03-31 AT AT98919191T patent/ATE229225T1/de not_active IP Right Cessation
- 1998-03-31 JP JP54341598A patent/JP2001519087A/ja not_active Ceased
- 1998-03-31 US US09/403,180 patent/US6232858B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1998047163A1 (de) | 1998-10-22 |
JP2001519087A (ja) | 2001-10-16 |
US6232858B1 (en) | 2001-05-15 |
DE59806540D1 (de) | 2003-01-16 |
EP0976137A1 (de) | 2000-02-02 |
ATE229225T1 (de) | 2002-12-15 |
DE19715914C1 (de) | 1998-10-08 |
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