EP3803156A1 - Electrical drive unit for motor-vehicle applications - Google Patents
Electrical drive unit for motor-vehicle applicationsInfo
- Publication number
- EP3803156A1 EP3803156A1 EP19725925.2A EP19725925A EP3803156A1 EP 3803156 A1 EP3803156 A1 EP 3803156A1 EP 19725925 A EP19725925 A EP 19725925A EP 3803156 A1 EP3803156 A1 EP 3803156A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- motor
- housing
- drive unit
- conductor track
- conductor
- 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.)
- Withdrawn
Links
- 239000004020 conductor Substances 0.000 claims abstract description 87
- 230000015572 biosynthetic process Effects 0.000 claims description 28
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000011888 foil Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000006223 plastic coating Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/06—Electrical using rotary motors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/25—Actuators mounted separately from the lock and controlling the lock functions through mechanical connections
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/32—Details of the actuator transmission
- E05B81/34—Details of the actuator transmission of geared transmissions
-
- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- 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
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
- H02K2205/03—Machines characterised by thrust bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators
Definitions
- the invention relates to an electric drive unit for automotive applications, in particular ei nen Zuziehantrieb for a motor vehicle lock, aufwei send a housing of a housing shell and at least one housing cover, an electric motor, wherein the Elekt romotor is accommodated in the housing, at least one with the motor engaged Gear unit, wherein by means of the gear unit, a drive component, in particular a Bowden cable, is movable and an electrical cal contacting for the engine.
- the electric Contacting takes place mostly via conductor tracks, which are installed in a housing of the locking system or drive and usually end in a housing socket for electrical contacting with a plug.
- the housing of the locking systems or drives are used to hold the electrical components, so that the housin components are also denominated as a component carrier.
- a structure of such a component carrier is shown for example in EP 1 231 824 A2.
- ei ne track unit which can be fitted with components be.
- components are connectors, micro-switches, sensors, motors, etc., which are used in a door lock unit of a motor vehicle.
- the conductor track unit consists essentially of a flexible printed circuit film, which is injected by two stiffening elements to a module made of plastic. For the attachment of the listed components, the module can still be provided with a separate recording in the context of encapsulation.
- DE 10 2006 017 830 A1 describes a multi-part electron component carrier for use in a motor vehicle lock.
- An electrical connection means in the form of a plug is connected via conductor tracks to a first component carrier, wherein the component can ten nietha for receiving electrical compo le, such as an electric motor or a Mik roschalter can serve.
- a second component carrier can be added, which in turn includes electrical components. These electrical components of the second component carrier are contacted with conductor tracks which are connected to the conductor tracks of the first component carrier, for example welded or with a frictional connection.
- the object of the invention is to provide a motor vehicle lock or a drive unit for motor vehicle technical applications, which provides an improved Kontak orientation of the electrical components and preferably the electric motor.
- an electric drive unit for motor vehicle applications in particular a zuziehantrieb for a motor vehicle lock
- a locking mechanism of a housing shell and at least one housing cover an electric motor, wherein the electric motor received in the housing is, at least one and with the engine engaged Getriebeein unit, wherein by means of the gear unit a Antriebskom component, in particular a Bowden cable, is movable and ei ne electrical contact for the engine, the electrical contact as a flexible Porterbahngebil det can be formed, so that a relative movement between the motor and the housing is compensated.
- the relative movement of the motor results from the interaction menspiel of the electric motor with the output shaft, in which, for example by means of a worm or a gear, a force in the motor can be introduced.
- This force causes the electric motor to move in the housing.
- a rigid recording of the electric motor or the housing of the electric motor is in principle conceivable, but causes the motor shaft is exposed to heavy loads.
- An armature winding or the interaction between the armature winding and the rotor winding causes a play in the rotor, which via the output shaft of a Ab- is exposed to driving force.
- the motor housing can be resilient, that is, for example, in egg ner plastic bearing, added and the motor axis or the rotor also has an axial clearance compensation, which is compensated for example by flexible on proposals.
- the necessary clearance that drives the rotor shaft or the output shaft in loading leads to the fact that there is a relative movement between the motor housing and lock housing.
- the flexible strip structure can follow the relative movements between the motor housing and Schlossgephaseu se. It is assumed that the motor contacts are located in the motor housing.
- Zuziehantriebe or, for example, interlocks can be considered. However, this is not restrictive, but should only be considered as an example of where the flexible conductor connection can be used.
- Zuziehantrieb the electric drive unit is used when by means of the motor and a downstream gear stage, a locking of a Gespers a closing device by means of the electric drive unit to executable. The tightening takes place with respect to the locking mechanism in such a way that a locking unit located in a pre-restraint converts the electric drive unit into the locking position into a main locking position.
- the locking mechanism is part of a Scheller direction or a motor vehicle lock.
- the drive unit has a mostly plastic BE standing housing.
- the housing comprises a housing shell, and at least one housing cover.
- the motor of the drive unit is at least partially inserted into the Ge housing shell, so that positioning of the output shaft with respect to a downstream transmission is possible.
- the motor is fixed in the housing shell by means of the housing cover.
- additional damping means can be used, which allow an at least partially elastic storage of Mo tor.
- the motor is electrically contacted by means of the conductor track structure.
- the electrical contacting is thus effected via a conductor track structure accommodated in the housing, where the printed conductor track may be made of the usual materials.
- the conductor track structure is flexible in each case to the extent that the dynamic relative movements between the housing and motor followed who can.
- the conductor track structure is at least be richly free between motor contacting and electrical shear contact led in the housing.
- the conductor track structure by means of the housing and at least partially durable and / or feasible.
- a short-circuit-proof contacting of the motor can be ensured.
- Brackets can safely align the track structure so that shocks or pulses that act on the motor vehicle do not Influence on the positioning of the conductor track structure exercise.
- the conductor track formation can be held on the one hand and on the other hand be guided in a positionally secure manner through the housing.
- a position-secure guide prevents the printed circuit board from coming into contact with adjacent further components of the drive unit.
- the interconnect structure directly bindable ver with the engine, then there is a further Ausdorfsvari ante of the invention. Due to the direct contacting of the strip conductor structure, there is the possibility that the strip conductor structure can follow the movement of the motor immediately. In a relative movement between the motor and housing, the conductor track structure is thus firmly connected to the motor housing, so that a relative movement between rule motor and housing leads to a movement of the printed circuit formed. The movement of the motor is transmitted to the Lei terbahngetrucke. The firm contact of the conductor track structure with the motor housing forms a firm receptacle for the conductor track structure.
- the interconnect structure by means of a formschlüssi gene compound, in particular by means of terminal contacts connectable to a terminal conductor, so in vorteilhaf ter way introduced into the interconnect structure BEWE tion, be transmitted via the fixed connection of the interconnect to the motor, in the interconnect structure.
- the positive connection of the strip conductor structure with clamping contacts arranged in the drive unit forms the second fixed receptacle for the strip conductor formation.
- the trace formation is thus one-sided fixed to the engine and on the other hand firmly connected to the positive connection.
- the positive connection also offers the advantage that on a soldering process for Anbin tion of the conductor track structure to the electric drive unit is dispensed with.
- the conductor formed at least partially with plastic sheath bar may also be advantageous if the conductor formed at least partially with plastic sheath bar.
- the engine may be included in a damping plastic, but it is also possible, the conductor track structure at least area, with plastic to encase, so that, for example, an assembly of the conductor track structure is easier.
- the plastic jacket can serve as Dämp fungsstoff for engine mounting. By plastic coating thus a secure guiding and / or holding the conductor track structure in the drive unit can be achieved.
- the plastic casing but in any case designed such that a BEWE movement of the conductor track structure is possible, whereby the relative movements between the motor and housing can be compensated.
- the plastic sheath can also be used where the conductor tracks of the conductor track formation safely are to be led, so that a short-circuit-proof Kontak tion of the engine is possible.
- the conductor track formation has a plastic casing, wherein an engine mount can be formed at least in regions by means of the plastic casing.
- the Mo tor is held between the housing shell and at least one housing cover part in the drive unit.
- the forcibly occurring during operation of the engine Schwingun conditions and movements on the one hand lead to relative movements between the engine and housing and on the other hand can cause noise cal.
- a plastic bearing and in particular a bearing in a rubber-elastic plastic a low-noise intake of the motor in the housing can be achieved.
- the Kunststoffum sheath the motor in an advantageous manner in the housing and on the other hand, the web-shaped integrally formed on the plastic sheath a lagesi chere positioning of the conductor track structure in the housing allow.
- the assembly of the conductor track structure is simplified. According to the invention, therefore, a secure electrical contacting of the motor made light and at the same time a means for simplified Mon days of the drive unit provided.
- the conductor track formation has at least one free loop.
- a free loop means that the conductor track structure is shaped in such a way that at least one radiused housing, which is accommodated freely in the housing, is formed. is formed rich in the trace formation. A connec tion of the conductor track structure with, for example, Steckkontak th in the housing is thus indirectly via at least one free loop, that is, deflection of the conductor track. This free loop high flexibility of the strip conductor structure can be achieved.
- the conductor track structure on the one hand firmly connected to the terminal contacts and on the other hand fixed to the motor it can be provided on the free loop or the exposed deflection of the conductor track a permanently elastic contacting of the motor.
- the loop is able to se the relative movements between the engine and hous se se sure and permanently stable.
- more than one loop fe that is, two, three or more loops, as well as, for example, wave contours are formed in the trace formation.
- a force in the Mo tor can be introduced by means of the conductor track structure, so that a stabilization of the position of the motor is possible.
- the conductor track structure can serve to stabilize the position of the motor.
- the conductor track structure thus has another function, namely that the relative movement of the motor is counteracted by a force.
- the trace structure can on the one hand support the engine mount and on the other hand initiate an additional force component in the engine, which stabili the position of the motor in the housing stabili.
- the force of the conductor track structure can counteract a solid bearing side of the engine.
- the conductor track structure can be formed as a stamped grid.
- the formation of the printed circuit board as a punched grid offers a cost-effective way to produce a Maisie tion of the motor in the drive unit.
- Punching grids are inexpensive and easy to manufacture and can be formed from the usual materials for electrical contacting in drive units.
- the stamped grid is made of the material with which the printed conductor formed in the housing via the Klemmkon timing is connectable.
- the motor with a spindle drive in Wirkverbin training may include a worm meshing with a worm wheel.
- the wedge wheel in turn can be formed integrally with a spindle and, for example, be as a plastic component Herge.
- a Spindelmut ter be feasible, which in turn ver is connected to a Bowden cable.
- Figure 1 is a three-dimensional view of an electric drive unit for automotive technical applications and in particular a Zuziehantrieb, wherein the Antriebsein unit is shown without housing cover, and
- FIG. 2 shows a detailed view of the flexible conductor track section contained in the drive unit.
- electric drive unit 1 is shown in a three-dimensional representation and in the form of a Zuziehan drive for a motor vehicle lock.
- Hal teimplantation 2 are provided, with the drive unit, for example, in a module carrier in a Kraftlanguagesei tentür is fastened.
- the drive unit 1 is connected by means of a plug 3 with a control unit, not shown, control unit.
- the plug 3 is part of a housin ses 4 of the drive unit 1, wherein in the figure 1 single Lich the housing shell 5 is shown.
- a spindle drive 6, a Ge gear 7, an electric motor 8, a strip conductor 9 as electrical components 10 is added.
- the spindle drive 6 has a spindle nut 11, the extensions via Ver 12 is in operative connection with a Bowden cable.
- the spindle 13 is integrally formed in this embodiment and made of plastic with a worm wheel 14 of the gear stage 7.
- the worm wheel 14 is in engagement with a worm 15, the wedge bridge 15 is taken on the output shaft of the electric motor 8 is taken.
- the electric motor 8 is inserted into the housing shell 5, wherein a plastic sheath 16, the position of the electric motor 8 in the housing shell 5 stabilized.
- the plastic sheath 16 also serves to hold and guide the conductor track formation 9.
- the conductor track formation 9 is reproduced in an enlarged Dar position in the figure 2 in detail. To know he is in the figure 2, the conductor track 16, the the electric motor 8 partially and at least in the
- the plastic casing 16 engages at least partially and on one side into a recess 17 of the motor 8.
- the plastic sleeve 16 carries and holds the strip conductor 9 and additionally serves as a torque arm for the motor 8.
- the plastic casing 16 may be formed as a separate component or as encapsulation of the strip conductor 9.
- the conductor track formation 9 is on one side with Klemmkontak th into engagement, wherein the ends 20, 21 of the Porterbahnge image 9 are inserted in clamping feet formed as a clamping contacts 18, 19.
- a constructive tively simple and production-enhancing contacting of the conductor track 9 can be achieved.
- soldering can be dispensed with.
- the interconnect structure is provided with plug contacts 24, 25 which are 8, for example, in receiving openings 26 of the electric motor inserted.
- the plug contacts 24, 25 are also firmly connected to the housing 27 of the electric motor 8.
- the conductor track formation 9 is thus closed on the motor side as well as the housing shell side. Is it due to an interaction?
- the trace formation 9, the game between rule motor 8 and housing shell 5 record, but at the same time can be exercised by means of the conductor track 9, a force in the direction of the electric motor 9.
- a force F from the conductor track formation 9 to the case of play in the direction of the arrow P act, and so the Rela tivfest counteract in the direction of the arrow P between the motor 8 and housing.
- the strip structure has a stabilizing effect on the electric motor 8. Act the free loops 22, 23 resiliently in the strip formation 9, so Kings nen the bends 28, 29 in the strip structure 9 stabi l archived act in the strip structure 9.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
- Lock And Its Accessories (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018112900.9A DE102018112900A1 (en) | 2018-05-30 | 2018-05-30 | Electric drive unit for automotive applications |
PCT/DE2019/100361 WO2019228584A1 (en) | 2018-05-30 | 2019-04-18 | Electrical drive unit for motor-vehicle applications |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3803156A1 true EP3803156A1 (en) | 2021-04-14 |
Family
ID=66640933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19725925.2A Withdrawn EP3803156A1 (en) | 2018-05-30 | 2019-04-18 | Electrical drive unit for motor-vehicle applications |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3803156A1 (en) |
DE (1) | DE102018112900A1 (en) |
WO (1) | WO2019228584A1 (en) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT410728B (en) | 2001-02-09 | 2003-07-25 | Pollmann Austria Ohg | METHOD FOR EMBEDDING AT LEAST ONE FLEXIBLE GUIDED FILM IN PLASTIC, GUIDED UNIT AND EMBEDDING UNIT THEREFOR |
DE102006017830A1 (en) | 2006-04-13 | 2007-10-18 | Kiekert Ag | Device for a motor vehicle lock with component carrier |
EP2498383B1 (en) * | 2009-11-06 | 2020-02-12 | Yazaki Corporation | Inverter terminal block provided to motor case |
DE102009053384A1 (en) | 2009-11-14 | 2011-05-19 | Kiekert Ag | Method for producing a motor vehicle door lock and associated motor vehicle door lock |
JP6417790B2 (en) * | 2013-10-17 | 2018-11-07 | 株式会社デンソー | Motor actuator |
DE102013226194A1 (en) * | 2013-12-17 | 2015-06-18 | Conti Temic Microelectronic Gmbh | Electrical plug element |
DE102014212135B4 (en) * | 2014-06-25 | 2023-10-26 | Robert Bosch Gmbh | Gear drive device and method for assembling a gear drive device |
JP6652279B2 (en) * | 2016-06-17 | 2020-02-19 | ミネベアミツミ株式会社 | Vehicle having a rotation device and an air conditioning system including the rotation device |
JP6422190B2 (en) * | 2016-06-17 | 2018-11-14 | ミネベアミツミ株式会社 | Rotating device |
-
2018
- 2018-05-30 DE DE102018112900.9A patent/DE102018112900A1/en active Pending
-
2019
- 2019-04-18 WO PCT/DE2019/100361 patent/WO2019228584A1/en unknown
- 2019-04-18 EP EP19725925.2A patent/EP3803156A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2019228584A1 (en) | 2019-12-05 |
DE102018112900A1 (en) | 2019-12-05 |
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