DE29923849U1 - Device for braking electric motors - Google Patents

Device for braking electric motors

Info

Publication number
DE29923849U1
DE29923849U1 DE29923849U DE29923849U DE29923849U1 DE 29923849 U1 DE29923849 U1 DE 29923849U1 DE 29923849 U DE29923849 U DE 29923849U DE 29923849 U DE29923849 U DE 29923849U DE 29923849 U1 DE29923849 U1 DE 29923849U1
Authority
DE
Germany
Prior art keywords
rotor
brake
armature
driver
axis
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
Application number
DE29923849U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ATB AUSTRIA ANTRIEBSTECH AG
Original Assignee
ATB AUSTRIA ANTRIEBSTECH AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AT92898A external-priority patent/AT408394B/en
Application filed by ATB AUSTRIA ANTRIEBSTECH AG filed Critical ATB AUSTRIA ANTRIEBSTECH AG
Publication of DE29923849U1 publication Critical patent/DE29923849U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D55/24—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member
    • F16D55/26—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member without self-tightening action
    • F16D55/28—Brakes with only one rotating disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D59/00—Self-acting brakes, e.g. coming into operation at a predetermined speed
    • F16D59/02—Self-acting brakes, e.g. coming into operation at a predetermined speed spring-loaded and adapted to be released by mechanical, fluid, or electromagnetic means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
    • H02K7/1021—Magnetically influenced friction brakes
    • H02K7/1023—Magnetically influenced friction brakes using electromagnets
    • H02K7/1025—Magnetically influenced friction brakes using electromagnets using axial electromagnets with generally annular air gap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D2055/0004—Parts or details of disc brakes
    • F16D2055/0058—Fully lined, i.e. braking surface extending over the entire disc circumference
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/20—Electric or magnetic using electromagnets
    • F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2127/00—Auxiliary mechanisms
    • F16D2127/02—Release mechanisms
    • F16D2127/04—Release mechanisms for manual operation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Braking Arrangements (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (20)

1. Vorrichtung zum Abbremsen von Elektromotoren mit einem in Richtung Achse des Rotors verschiebbaren, sich mit dem Rotor drehenden Bremskörper, der von wenigstens einer Druckfeder in Richtung auf einen eine Bremsfläche aufweisenden Bauteil des Elektromotors belastet ist, und der bei Betrieb des Motors durch Magnetkräfte von der Bremsfläche weg gelüftet ist, da­ durch gekennzeichnet, daß als Bremskörper eine Bremsscheibe (9) vorgesehen ist, die zwischen einem mit dem Lagerschild (1) verbundenen, die Bremsfläche bildenden Reibblech (10) und einem in Richtung der Achse des Rotors beweglichen Anker (7) angeordnet ist, daß der Anker (7) von wenigstens einer Feder (11) in Richtung auf das Reibblech (10) belastet ist und daß auf der vom Reibblech (10) abgekehrten Seite des Ankers (7) eine Spule (6) vorgesehen ist, die zum Lüften der Bremse durch Magnetkräfte mit Strom beaufschlagbar ist.1. Device for braking electric motors with a displaceable in the direction of the axis of the rotor, rotating with the rotor brake body, which is loaded by at least one compression spring in the direction of a component of the electric motor having a braking surface, and which during operation of the motor by magnetic forces of the brake surface is lifted away, characterized in that a brake disc ( 9 ) is provided as the brake body, which is between a friction plate ( 10 ) connected to the end shield ( 1 ) and forming the brake surface and an armature movable in the direction of the axis of the rotor ( 7 ) that the armature ( 7 ) is loaded by at least one spring ( 11 ) in the direction of the friction plate ( 10 ) and that a coil ( 6 ) is provided on the side of the armature ( 7 ) facing away from the friction plate ( 10 ) which can be energized by magnetic forces to release the brake. 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß das Reibblech (10) über Schrauben (17) mit einem Flansch (2) des Lagerschildes (1) verbunden ist.2. Device according to claim 1, characterized in that the friction plate ( 10 ) via screws ( 17 ) with a flange ( 2 ) of the bearing plate ( 1 ) is connected. 3. Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß die Schrauben (17) in Befestigungsansätze (18) am Flansch (2) eingeschraubt sind.3. Apparatus according to claim 2, characterized in that the screws ( 17 ) are screwed into fastening lugs ( 18 ) on the flange ( 2 ). 4. Vorrichtung nach Anspruch 2 oder 3, dadurch gekennzeichnet, daß der Flansch (2) mit dem Lagerschild über einen hülsenför­ migen Ansatz (3) verbunden ist.4. Apparatus according to claim 2 or 3, characterized in that the flange ( 2 ) is connected to the bearing plate via a hülsenför shaped approach ( 3 ). 5. Vorrichtung nach Anspruch 4, dadurch gekennzeichnet, daß radi­ al innerhalb des hülsenförmigen Ansatzes (3) eine Hülse (4) vorgesehen ist und daß die Spule (6) in dem Raum (5) zwischen dem hülsenförmigen Ansatz (3) und der Hülse (4) aufgenommen ist.5. Apparatus according to claim 4, characterized in that a sleeve ( 4 ) is provided radially within the sleeve-shaped extension ( 3 ) and that the coil ( 6 ) in the space ( 5 ) between the sleeve-shaped extension ( 3 ) and the sleeve ( 4 ) is included. 6. Vorrichtung nach Anspruch 5, dadurch gekennzeichnet, daß die wenigstens eine Druckfeder (11), die den Anker (7) belastet, in einer Aussparung in der Hülse (4) aufgenommen ist. 6. The device according to claim 5, characterized in that the at least one compression spring ( 11 ) which loads the armature ( 7 ) is received in a recess in the sleeve ( 4 ). 7. Vorrichtung nach einem der Ansprüche 1 bis 6, dadurch gekenn­ zeichnet, daß der Anker (7) als Ringscheibe ausgebildet ist.7. Device according to one of claims 1 to 6, characterized in that the armature ( 7 ) is designed as an annular disc. 8. Vorrichtung nach einem der Ansprüche 1 bis 7, dadurch gekenn­ zeichnet, daß der Anker (7) mit dem Lagerschild (1) in Rich­ tung der Achse des Rotors des Elektromotors beweglich, jedoch gegenüber dem Lagerschild (1) nicht verdrehbar verbunden ist.8. Device according to one of claims 1 to 7, characterized in that the armature ( 7 ) with the bearing plate ( 1 ) in Rich direction of the axis of the rotor of the electric motor movable, but is not rotatably connected to the bearing plate ( 1 ). 9. Vorrichtung nach einem der Ansprüche 2 bis 8, dadurch gekenn­ zeichnet, daß der Anker (7) über wenigstens zwei Stellschrau­ ben (13) mit dem Flansch (2) des Lagerschildes (1) verbunden ist.9. Device according to one of claims 2 to 8, characterized in that the armature ( 7 ) via at least two adjusting screws ben ( 13 ) with the flange ( 2 ) of the end shield ( 1 ) is connected. 10. Vorrichtung nach Anspruch 9, dadurch gekennzeichnet, daß die Stellschrauben (13) mit Gewindebolzen (14) verbunden sind und daß die Gewindebolzen (14) gegenüber dem Flansch (2) des La­ gerschildes (1) wenigstens in Richtung der Achse des Rotors beweglich aufgenommen sind.10. The device according to claim 9, characterized in that the set screws ( 13 ) with threaded bolts ( 14 ) are connected and that the threaded bolts ( 14 ) relative to the flange ( 2 ) of the La gerschildes ( 1 ) at least in the direction of the axis of the rotor movable are included. 11. Vorrichtung nach Anspruch 10, dadurch gekennzeichnet, daß die Gewindebolzen (14) mit einem Lüfthebel (15) verbunden sind.11. The device according to claim 10, characterized in that the threaded bolts ( 14 ) are connected to a release lever ( 15 ). 12. Vorrichtung nach Anspruch 11, dadurch gekennzeichnet, daß der Lüfthebel (15) einen Handgriff (16) trägt.12. The apparatus according to claim 11, characterized in that the release lever ( 15 ) carries a handle ( 16 ). 13. Vorrichtung nach einem der Ansprüche 1 bis 12, dadurch gekenn­ zeichnet, daß die Bremsscheibe (9) beidseitig mit, vorzugs­ weise ringförmigen, Bremsbelägen (8) bestückt ist.13. The device according to one of claims 1 to 12, characterized in that the brake disc ( 9 ) is equipped on both sides with, preferably annular, brake pads ( 8 ). 14. Vorrichtung nach einem der Ansprüche 1 bis 13, dadurch gekenn­ zeichnet, daß zur Kupplung der Bremsscheibe (9) mit der Welle des Rotors ein Mitnehmer (20) vorgesehen ist, der über das bremsenseitige Ende der Welle des Rotors gesetzt ist.14. Device according to one of claims 1 to 13, characterized in that a driver ( 20 ) is provided for coupling the brake disc ( 9 ) with the shaft of the rotor, which is set over the brake end of the shaft of the rotor. 15. Vorrichtung nach Anspruch 14, dadurch gekennzeichnet, daß der Mitnehmer (20) eine Bohrung (21) zur Aufnahme des bremsensei­ tigen Endes der Rotorwelle aufweist.15. The apparatus according to claim 14, characterized in that the driver ( 20 ) has a bore ( 21 ) for receiving the bremsensei term end of the rotor shaft. 16. Vorrichtung nach Anspruch 15, dadurch gekennzeichnet, daß der Mitnehmer (20) im Bereich der Bohrung (21) formschlüssig oder kraftschlüssig, beispielsweise durch eine in eine Nut (22) eingesetzte Feder, mit dem lüftungsseitigen Ende der Welle des Rotors verbunden ist.16. The apparatus according to claim 15, characterized in that the driver ( 20 ) in the region of the bore ( 21 ) is positively or non-positively, for example by a tongue ( 22 ) inserted into the ventilation side end of the shaft of the rotor. 17. Vorrichtung nach einem der Ansprüche 14 bis 16, dadurch ge­ kennzeichnet, daß der Mitnehmer (20) bereichsweise zur dreh­ festen, jedoch in Richtung der Achse der Rotorwelle bewegli­ chen Kupplung mit der Bremsscheibe (9) ausgebildet ist.17. Device according to one of claims 14 to 16, characterized in that the driver ( 20 ) is formed in some areas for the rotationally fixed, but in the direction of the axis of the rotor shaft movable clutch with the brake disc ( 9 ). 18. Vorrichtung nach Anspruch 17, dadurch gekennzeichnet, daß der Mitnehmer (20) bereichsweise mit einem in Richtung der Achse verlaufenden Profil, beispielsweise einer Zahnung (23), verse­ hen ist.18. The apparatus according to claim 17, characterized in that the driver ( 20 ) in some areas with a profile extending in the direction of the axis, for example a toothing ( 23 ), is hen. 19. Vorrichtung nach Anspruch 17 oder 18, dadurch gekennzeichnet, daß der Mitnehmer (20) im Anschluß an den für die Kupplung mit der Bremsscheibe (9) dienenden Bereich (23) mit einem wellen­ stummelartigen Ansatz (24) ausgestattet ist.19. The apparatus according to claim 17 or 18, characterized in that the driver ( 20 ) is connected to the area for the coupling with the brake disc ( 9 ) serving ( 23 ) with a wave-like stub ( 24 ). 20. Vorrichtung nach Anspruch 19, dadurch gekennzeichnet, daß im freien Ende des wellenstummelartigen Ansatzes (24) des Mitneh­ mers (20) eine Durchgangsbohrung zur Aufnahme eines Verbin­ dungselementes vorgesehen ist.20. The apparatus according to claim 19, characterized in that a through hole for receiving a connec tion element is provided in the free end of the shaft-stubby approach ( 24 ) of the driver ( 20 ).
DE29923849U 1998-05-29 1999-05-28 Device for braking electric motors Expired - Lifetime DE29923849U1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT92898A AT408394B (en) 1998-05-29 1998-05-29 DEVICE FOR BRAKING ELECTRIC MOTORS
EP99890173A EP0961047A3 (en) 1998-05-29 1999-05-28 Device for braking electric motors

Publications (1)

Publication Number Publication Date
DE29923849U1 true DE29923849U1 (en) 2001-05-10

Family

ID=25594347

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29923849U Expired - Lifetime DE29923849U1 (en) 1998-05-29 1999-05-28 Device for braking electric motors

Country Status (1)

Country Link
DE (1) DE29923849U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012055461A1 (en) * 2010-10-29 2012-05-03 Sew-Eurodrive Gmbh & Co. Kg Brake
CN104879399A (en) * 2015-05-05 2015-09-02 兰州万里航空机电有限责任公司 Brake having dual-brake-unlocking function for aviation motor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012055461A1 (en) * 2010-10-29 2012-05-03 Sew-Eurodrive Gmbh & Co. Kg Brake
DE102010049744B4 (en) * 2010-10-29 2021-04-29 Sew-Eurodrive Gmbh & Co Kg brake
CN104879399A (en) * 2015-05-05 2015-09-02 兰州万里航空机电有限责任公司 Brake having dual-brake-unlocking function for aviation motor

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20010613

R150 Term of protection extended to 6 years

Effective date: 20020703

R151 Term of protection extended to 8 years

Effective date: 20050607

R158 Lapse of ip right after 8 years

Effective date: 20071201