WO2019101565A1 - Unité constituée d'une transmission et d'un frein, et véhicule entraîné par un moteur électrique, équipé d'une unité de ce type - Google Patents

Unité constituée d'une transmission et d'un frein, et véhicule entraîné par un moteur électrique, équipé d'une unité de ce type Download PDF

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Publication number
WO2019101565A1
WO2019101565A1 PCT/EP2018/080970 EP2018080970W WO2019101565A1 WO 2019101565 A1 WO2019101565 A1 WO 2019101565A1 EP 2018080970 W EP2018080970 W EP 2018080970W WO 2019101565 A1 WO2019101565 A1 WO 2019101565A1
Authority
WO
WIPO (PCT)
Prior art keywords
brake
output hub
drum
unit according
electric motor
Prior art date
Application number
PCT/EP2018/080970
Other languages
German (de)
English (en)
Inventor
Olivier Frament
Tim Fiss
Philipp Freiheit
Jens Hoffmann
Uwe Bach
Ulrike Meyer
Martin GÄDKE
Adrian Messner
Holger Von Hayn
Original Assignee
Continental Teves Ag & Co. Ohg
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
Application filed by Continental Teves Ag & Co. Ohg filed Critical Continental Teves Ag & Co. Ohg
Publication of WO2019101565A1 publication Critical patent/WO2019101565A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
    • B60K17/046—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel with planetary gearing having orbital motion
    • 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
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/02—Gearings for conveying rotary motion by endless flexible members with belts; with V-belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle

Definitions

  • Unit consisting of a transmission and a brake, and an electric motor driven vehicle with such a unit
  • the invention relates to a unit consisting of a transmission and a brake, in particular for an electric motor for driving a vehicle wheel, wherein an output hub of the Ge gear is coupled to a vehicle to transmit the rotation of the output hub to the vehicle, and wherein the Brake is arranged on the output side of the transmission and acts on the output hub.
  • Such a unit combined with an electric motor is disclosed in DE 22 31 207 C2.
  • the transmission of this unit is a planetary gear, which is coupled via a coupling with the electric motor.
  • the brake is of a full disk type.
  • the document also proposes to use such drive units for driving individual wheels of a vehicle. Since an electric motor can not react dynamically enough to changes in the torque acting on the vehicle wheel, a clutch is still provided between the planetary gear and the electric motor.
  • the invention is thus based on the object, a unit consisting of a transmission and a brake, as shown in DE 22 31 207 C2, to design so that they better the conditions of use in the electric motor drive of a vehicle wheel is adjusted.
  • the transmission is a belt transmission, in which a belt is wound around an input hub which can be coupled to an electric motor and around the output hub, and in that a brake disk and / or a brake drum is non-rotatable with the output hub is coupled.
  • the transmission and the brake are arranged in a housing, wherein the force acting on the brake disc or on the brake drum actuation devices of the brake on an inner side of the output hub mounting surface of the housing are fixed.
  • the diameter of the brake disc or the brake drum is not greater than the diameter of the output hub.
  • the housing has a sleeve-shaped portion which extends from the mounting surface to the output hub and there surrounds a central receptacle for a propeller shaft, which binds the output hub ver with a vehicle.
  • the actuators of the brake are arranged around the sleeve-shaped portion.
  • each tension roller is pressed inwardly, each tension roller is mounted at one end of a double lever, while the other ends are connected to each other via a rod.
  • the brake may be a drum brake, to which end the output hub is provided with a sleeve-shaped extension, on the inside of which the brake drum is formed.
  • the two brake shoes of the drum brake are superimposed on the mounting surface ge and can be pressed by a hydraulic or electric actuator in a known manner against the brake drum.
  • Another embodiment of the brake consists of a brake disc which is mounted flat on one end side of the output hub.
  • the brake disc opposite is a magnetic coil which surrounds the sleeve-shaped portion.
  • the solenoid is rotatably held in the housing so that it is pulled up at Strombe aufschlagung against the brake disc. The frictional forces that occur between the brake disk and the solenoid are conducted into the housing via the mounting surface.
  • the invention further provides a combination of a Trom melbremse with a disc brake, wherein the disc brake acts simultaneously as an operation for the drum brake.
  • the invention therefore provides that the brake in addition to the drum brake consists of a brake disc which is mounted flat on an end side of the output hub, wherein the brake disc is arranged opposite a magnetic coil which surrounds the sleeve-shaped portion and that the solenoid for actuating the brake shoes whose printheads are supported.
  • a conventional drum brake are based on the printheads of the brake shoes of the plunger of a hydraulic cylinder or a linear motor, the brake shoes are pushed outwards against the brake drum when actuated.
  • the magnetic coil is designed so that it is supported in the circumferential direction of the print heads. It is used because of energization of the brake disc and thus occurs in a frictional connection with the brake disc. The frictional forces produce a torque that is transmitted to the printheads of the brake shoes, resulting in actuation of the drum brake. In this way, the friction surface is increased. It now consists on the one hand of the brake disc and on the other hand from the brake drum.
  • a simple embodiment of the brake is obtained when the drum brake is designed as a duplex brake, wherein the magnetic coil has lugs which are supported on diametrically opposite printheads of the brake shoes.
  • the unit is preferably coupled to an electric motor which is fixed to an outer surface of the housing, wherein the output shaft of the electric motor is received by the input hub.
  • the subject of the invention is therefore also a drive unit of a combination of an electric motor with the above-described unit of a belt transmission and a brake.
  • Each driving zeugrad is preferably provided with a drive unit, which is preferably arranged so that the electric motor is in an angular range above the axis of the output hub.
  • Fig. 2 is a perspective view of the drive side of a
  • FIG. 3 is a partially sectional view of the brake in a unit according to the invention as viewed from the front of the output hub,
  • 3a is a brake disc of the electromagnetic brake of FIG. 3,
  • 3b is a magnetic coil of the electromagnetic brake of FIG. 3,
  • Fig. 4 is a partially sectioned view of the brake of FIG. 3 in a unit according to the invention from the back of the output hub and
  • Fig. 5 shows the typical arrangement of a drive unit for driving a vehicle wheel in a vehicle.
  • the drive unit consists of an electric motor 1, a transmission 2, a brake 3 and a propeller shaft 4, which is coupled to a vehicle wheel, not shown here.
  • said elements are arranged on an axis linearly one behind the other, wherein they occupy the space un indirectly behind the wheels in the vehicle body, which possibly leads to space utilization problems.
  • the transmission 2 may ultimately be only a planetary gear, which must therefore be forcibly provided with a slip clutch, in order to be able to absorb load changes in the drive train.
  • the invention therefore provides a belt transmission 5, the structure of FIG. 2 can be removed.
  • This shows the housing shell of a housing 6, which is closed by a lid, not shown here.
  • an input hub 7 and an output hub 8 are arranged side by side and axially offset, around which a belt 9 is wound.
  • Each of the tension rollers 10 is mounted at the end of a double lever 11, whose other ends are connected to each other via a rod 12. Spans z.
  • the torque of the docked to the input hub 7 electric motor can not be immediately transferred to the wheels, so the associated tension roller is pressed to the outside. Due to the lever arrangement, the other tensioning roller moves inwards. The extension of one strand is therefore compensated by a stronger diffraction of the other strand.
  • functionally identical couplings of the two tension rollers 10 may be provided.
  • the brake is preferably an electric brake.
  • One way is shown in FIG. 3 is to provide an electromagnetic brake, which consists of a brake disc of ferromagnetic material and a magnetic coil.
  • a brake disc 15 (De taildar ein in Fig. 3a) on the output side of the output hub 8 is fixed and a solenoid 16 (detail in Fig. 3b) on a sleeve-shaped portion 17 of the housing 6 slidably mounted.
  • the sleeve-shaped portion 17 extends from a mounting surface 18 on the inside of the housing 6, which faces the output hub 8 and which extends to the center of the output hub 8.
  • This arrangement of the sleeve-shaped portion 17 can also be seen in the partially sectioned view of FIG. 4.
  • the brake disk 15 is attached to a back plate 19, which amplifies the output hub 8 so that the braking forces can be transmitted.
  • the magnetic coil 16 extends around the sleeve-shaped portion 17 of the housing, wherein it is movable in the axial direction.
  • the z. B. engage in corresponding recesses in the mounting surface 18, so that the magnetic coil is rotatably mounted relative to the housing 6. Below a support of the lugs is described on the brake shoes of a drum brake.
  • the output hub 8 has at its edge an axially extending sleeve-shaped extension 21, at the Inside the brake drum 22 is formed.
  • an actuator preferably an electric actuator
  • FIG. 4 also shows a combination of a drum brake with a disc brake.
  • the brake disk is fastened to the back of the output hub with bolts.
  • the solenoid 16 Before her is the solenoid 16, which is movable in the axial direction on the sleeve-shaped portion 17.
  • a Strombeauf suppression solenoid 16 is used to the brake disk 15, so that the magnetic coil 16 enters into frictional engagement with the brake disk 15.
  • the brake disc facing end face of the solenoid 16 is provided with a friction lining. Due to the frictional engagement, the magnetic coil 16 is taken. This rotational movement can be used to operate the Trom melbremse. For this purpose has - as shown in FIG.
  • the drum brake is designed as a duplex brake, d. H. in that each one end of a brake shoe is rotatably mounted on the mounting surface 18 or supported on abutments, while the respective other end acts as a printhead, on which an actuating force is exerted.
  • a duplex brake printheads of the two brake shoes are diametrically opposite, so that both brake shoes are pressed in the drum rotation against the brake drum.
  • the current application thus initially leads to an actuation of the disc brake and as a result of an actuation of the drum brake. brakes are.
  • the resulting increase in the friction surface makes it possible to keep the diameter of the brake disc and the brake drum small, so that they need not be larger than the diameter of the output hub.
  • FIG. 5 shows the order of a drive unit on the rim of a vehicle wheel 24.
  • the output wheel hub 8 and thus the brake 3 of the unit according to the invention are at the height of the wheel axle.
  • the finallysradnabe 7 of the belt drive 5 and an axially coupled thereto electric motor 25 which is fixed to the outer surface of the housing 6, wherein the input hub 7 is fitted onto the output shaft of the electric motor 25, are located above the wheel axle.
  • the drive unit is attached to the body 26 schematically indicated in the background of FIG.
  • the engine does not - as in the embodiment of Fig. 1 - the space immediately behind the wheel axle, but it can be arranged depending on the space needs of other units of the vehicle in a suitable position offset from the wheel axle.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Braking Arrangements (AREA)

Abstract

Les couples d'entraînement d'un moteur électrique (1) sont transmis sur une roue de véhicule par l'intermédiaire d'une transmission à courroie (5) qui est disposée dans un boîtier (6) avec un frein (3) de préférence électrique agissant sur le moyeu de sortie (8) de la transmission à courroie (5). Le frein (3) est constitué d'un disque de frein (15) qui est couplé au moyeu de sortie (8), et d'une bobine magnétique (16) disposée de manière coaxiale par rapport à celui-ci, laquelle sert également à l'actionnement d'un frein à tambour supplémentaire. Le moyeu de sortie (8) possède un logement central pour un arbre d'articulation (4), à l'aide duquel les forces démultipliées par la transmission à courroie (5) sont transmises sur une roue de véhicule (24).
PCT/EP2018/080970 2017-11-23 2018-11-12 Unité constituée d'une transmission et d'un frein, et véhicule entraîné par un moteur électrique, équipé d'une unité de ce type WO2019101565A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017220945.3 2017-11-23
DE102017220945.3A DE102017220945A1 (de) 2017-11-23 2017-11-23 Einheit, bestehend aus einem Getriebe und einer Bremse, und elektromotorisch angetriebenes Fahrzeug mit einer solchen Einheit

Publications (1)

Publication Number Publication Date
WO2019101565A1 true WO2019101565A1 (fr) 2019-05-31

Family

ID=64564813

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/080970 WO2019101565A1 (fr) 2017-11-23 2018-11-12 Unité constituée d'une transmission et d'un frein, et véhicule entraîné par un moteur électrique, équipé d'une unité de ce type

Country Status (2)

Country Link
DE (1) DE102017220945A1 (fr)
WO (1) WO2019101565A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020260362A1 (fr) * 2019-06-28 2020-12-30 Continental Teves Ag & Co. Ohg Frein à tambour électrique pour un élément rotatif
DE102020214433A1 (de) 2020-11-17 2022-05-19 Continental Teves Ag & Co. Ohg Antriebseinheit mit einem Elektromotor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1945087U (de) * 1966-05-25 1966-08-25 Trolley Withof Geraete K G Antriebsaggregat, insbesondere fuer kleinfahrzeuge.
DE2231207C2 (de) 1971-07-02 1986-04-17 Hermann Dr.-Ing. 3302 Cremlingen Klaue Elektromotorantrieb, insbesondere für Kraftfahrzeuge
US20110011656A1 (en) * 2007-03-20 2011-01-20 Peder Ulrik Poulsen Hybrid vehicle system with indirect drive
DE102010060703A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Riementrieb mit Spannsystem
DE102015119521A1 (de) * 2015-03-20 2016-09-22 Hyundai Motor Company Automatischer Riemenspanner für einen Verbrennungsmotor
WO2017152290A1 (fr) * 2016-03-10 2017-09-14 Electrameccanica Vehicles Corp. Tendeur pour un bras oscillant de suspension

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19751371A1 (de) * 1997-06-12 1998-12-17 Helmut Schiller Triebsatzschwinge für ein- oder mehrspurige, elektromotorisch angetriebene Fahrzeuge
DE10312321A1 (de) * 2003-03-19 2004-09-30 Claas Selbstfahrende Erntemaschinen Gmbh Spanneinrichtung für einen Zugmitteltrieb
DE102009044239A1 (de) * 2009-10-13 2011-04-14 Elmove Ag Antriebsmodul für ein Fahrzeug
CH709483A2 (de) * 2014-04-11 2015-10-15 Velobility Ag Fahrrad mit einer Rahmenstruktur.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1945087U (de) * 1966-05-25 1966-08-25 Trolley Withof Geraete K G Antriebsaggregat, insbesondere fuer kleinfahrzeuge.
DE2231207C2 (de) 1971-07-02 1986-04-17 Hermann Dr.-Ing. 3302 Cremlingen Klaue Elektromotorantrieb, insbesondere für Kraftfahrzeuge
US20110011656A1 (en) * 2007-03-20 2011-01-20 Peder Ulrik Poulsen Hybrid vehicle system with indirect drive
DE102010060703A1 (de) 2010-11-22 2012-05-24 Contitech Antriebssysteme Gmbh Riementrieb mit Spannsystem
DE102015119521A1 (de) * 2015-03-20 2016-09-22 Hyundai Motor Company Automatischer Riemenspanner für einen Verbrennungsmotor
WO2017152290A1 (fr) * 2016-03-10 2017-09-14 Electrameccanica Vehicles Corp. Tendeur pour un bras oscillant de suspension

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020260362A1 (fr) * 2019-06-28 2020-12-30 Continental Teves Ag & Co. Ohg Frein à tambour électrique pour un élément rotatif
KR20220006624A (ko) * 2019-06-28 2022-01-17 콘티넨탈 테베스 아게 운트 코. 오하게 회전 부재를 위한 전기 드럼 브레이크
CN114026347A (zh) * 2019-06-28 2022-02-08 大陆-特韦斯贸易合伙股份公司及两合公司 用于可旋转元件的电动鼓式制动器
CN114026347B (zh) * 2019-06-28 2023-12-05 大陆汽车科技有限公司 用于可旋转元件的电动鼓式制动器
KR102641599B1 (ko) * 2019-06-28 2024-03-20 콘티넨탈 테베스 아게 운트 코. 오하게 회전 부재를 위한 전기 드럼 브레이크
DE102020214433A1 (de) 2020-11-17 2022-05-19 Continental Teves Ag & Co. Ohg Antriebseinheit mit einem Elektromotor
WO2022105970A1 (fr) 2020-11-17 2022-05-27 Continental Teves Ag & Co. Ohg Unité d'entraînement dotée d'un moteur électrique

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