EP1815580A1 - Dispositif d'antiparasitage destine a la suppression d'emissions parasites haute frequence d'un moteur a courant continu fonctionnant a plusieurs etages et/ou dans plusieurs directions - Google Patents

Dispositif d'antiparasitage destine a la suppression d'emissions parasites haute frequence d'un moteur a courant continu fonctionnant a plusieurs etages et/ou dans plusieurs directions

Info

Publication number
EP1815580A1
EP1815580A1 EP05792136A EP05792136A EP1815580A1 EP 1815580 A1 EP1815580 A1 EP 1815580A1 EP 05792136 A EP05792136 A EP 05792136A EP 05792136 A EP05792136 A EP 05792136A EP 1815580 A1 EP1815580 A1 EP 1815580A1
Authority
EP
European Patent Office
Prior art keywords
entstorvorrichtung
circuit board
motor
printed circuit
capacitors
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Withdrawn
Application number
EP05792136A
Other languages
German (de)
English (en)
Inventor
Claus Schmiederer
Michael Haerer
Tobias Kuechen
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1815580A1 publication Critical patent/EP1815580A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
    • H05K1/023—Reduction of cross-talk, noise or electromagnetic interference using auxiliary mounted passive components or auxiliary substances
    • H05K1/0231—Capacitors or dielectric substances
    • 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
    • H02K11/02—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
    • H02K11/026—Suppressors associated with brushes, brush holders or their supports
    • 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
    • H02K11/02—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
    • H02K11/028—Suppressors associated with the rotor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/07—Electric details
    • H05K2201/0707—Shielding
    • H05K2201/0715—Shielding provided by an outer layer of PCB
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09209—Shape and layout details of conductors
    • H05K2201/0929—Conductive planes
    • H05K2201/09318—Core having one signal plane and one power plane

Definitions

  • the invention relates to a Entstorvorraum for suppressing high-frequency Storemissionen m multi-stage and / or directions operable DC motor according to the preamble of the independent claim.
  • Burst elements wherein the commutator has individual Kommutatorlamellen, it is usually provided that the brush elements are arranged stationary relative to the rotating about a rotation axis commutator, that the brush elements during the rotation of the commutator, the individual commutator f s sequentially
  • Direction operable DC motor having a plurality of capacitors arranged on a first side of a printed circuit board and arranged on the first side of the circuit board first tracks for respectively contacting the capacitors with a ground terminal and a first or at least one further connection for the individual stages of the DC motor , wherein the first and the at least one further terminal are contacted with a first connecting line for the first stage or at least one further connecting line for the at least one further stage of the DC motor, offers a considerable improvement in the effectiveness of the Entstor technology by an impedance-optimized ground connection and a direct Motor terminal contacting, if on a further, the first side opposite side of the circuit board, a ground plane is arranged and the first and the at least one further connecting line relative to the ground plane isolated are performed.
  • At least one varistor and / or at least one Cx capacitor to be arranged on the first side of the printed circuit board and to be connected to the first or the at least one further terminal via further printed conductors. This enables an efficient and cost-effective combination of commutator suppression and cut-off voltage pulse limitation in a suppressor element.
  • the conductor tracks on the first side of the printed circuit board are arranged symmetrically about an axis of the printed circuit board, so that the highest possible damping of the emissions from the store can be achieved.
  • the plated-through holes are advantageously designed as so-called vias, which allow an extremely low-resistance connection to the ground plane, wherein the ground surface is in turn connected electrically conductively to a shielding housing surrounding the suppressor device.
  • SMD ceramic capacitors Surface Mounted Device
  • the shielding housing is electrically conductively connected to a motor housing of the DC motor, for example the pole pot.
  • the connection between the motor housing and shielding housing of the Entstorvortechnisch m should be advantageously carried out via a plurality of contact points to ensure an extremely low-impedance ground connection and thus the greatest possible suppression of Storemissionen.
  • the interconnects at defined locations tapers, which the Entstorvortechnisch and the
  • FIG. 1 shows an exemplary embodiment of a first side of a circuit board of the inventive Entstorvorses
  • description 1 shows an exemplary embodiment of a first side 12 of a printed circuit board 14 of the inventive Entstorvoroplasty 10 is shown, wherein the first side 12, the front or top of the circuit board 14 characterizes.
  • a plurality of capacitors IG are arranged, which in each case via first printed conductors 18 with a ground terminal 20 and a first 22 or at least one further terminal 24 for the individual stages of one in FIGS. 3 and 4 shown DC motor 26 are contacted.
  • capacitors 16 for example, SMD ceramic capacitors (Surface Mounted Device) 28 are used, which allow a very compact design of the Entstorvoroplasty 10 due to their small size.
  • the capacitors 16 can be contacted via lead-out, radial or axial connection wires. Depending on the filter requirements, the capacitors 16 have capacitance values between 10 nF and 900 nF.
  • the ground terminals 20 of the capacitors 16 are connected by means of plated-through holes 30 with a ground plane 34 shown in FIG. 2, arranged on a further side 32 of the printed circuit board 14, the further side 32 describing the jerk or underside of the printed circuit board 14.
  • the ground plane 34 can be made completely flat, i. it can cover the entire further side 32 of the printed circuit board 14. However, it is also conceivable that the mass surface 34 only covers part of the further side 32, if this necessitates, for example, structural measures. In any event, the ground plane 34 should be configured to include all of the vias 30.
  • the plated-through holes 30 are preferably designed as so-called vias 36. These are electrically conductive sleeves, which in turn are filled with a highly conductive metal, such as copper, gold or the like, to a very low-impedance and thus trouble-free connection between the
  • Guarantee ground terminals 20 of the capacitors 16 and the ground plane 34 it is provided according to FIG. 1 that a respective varistor 38 on the first side 12 of the printed circuit board 14 is connected to the first 22 or the at least one further connection 24 via further printed conductors 42. Furthermore, there is a contact of the two varistors 38 with the common ground terminal 20. Alternatively, it is also possible that each varistor 38 has its own ground terminal 20. Furthermore, a Cx capacitor 40 is shown, which is connected via the conductor tracks 42 with the first 22 and the at least one further terminal 24. Instead of just one Cx capacitor 40, a plurality of Cx capacitors 40 connected in series or in parallel can also be used.
  • the tracks 18 and 42 and the ground plane 34 and the ground terminals 20 are designed as copper layers. Alternatively, however, other electrically conductive materials may be used.
  • the term Cx capacitor describes a capacitor which is connected between the first 22 and the at least one further terminal 24 and therefore has no direct connection to the ground terminals 20.
  • the at least one varistor 38 and / or the at least one Cx capacitor 40 may also be implemented in SMD technology.
  • contacting via extended, radial or axial connection wires is also possible.
  • the capacitance values of the at least one Cx capacitor 40 can, like those of the capacitors 16, lie in a range from 10 nF to 900 nF.
  • the conductor tracks 18 and 42 at defined locations 44 tapers 46 which burn in a short circuit and thus prevent the risk of fire due to overheating.
  • the tapers 46 may be, for example, by the company
  • the tracks 18 and 42 are arranged symmetrically about an axis 47 of the circuit board 14. It is not absolutely necessary that the axis 47 - as shown in the exemplary embodiment - passes through the center of the circuit board 14. Rather, the axis can also be a secant, or in non-round shapes of the circuit board 14 any of the circuit board 14 cutting line.
  • FIG. 3 shows an exemplary embodiment of an electrical connection between the suppressor device 10 according to the invention and the DC motor 26.
  • the first terminal 22 on the first side 12 of the printed circuit board 14 is contacted with a first connecting line 48 for a First stage of the DC motor 24, wherein the connecting line 48 is carried out isolated according to Figure 2 opposite the ground plane 34 on the other side 32 of the circuit board 14.
  • a corresponding contact is made between a further connecting line 50 for a second stage of the DC motor 24 and the further terminal 24. In this way, a continuous connection of a first supply potential V + 1 and a second supply potential V + 2 to the DC motor 26 is possible.
  • the ground plane 34 on the further side 32 of the printed circuit board 14 is electrically conductively connected via a contact point 52 - for example, by a solder connection - with a housing 54 which shields the suppressor device 10.
  • the shielding housing 54 may either entirely made of metal or a metal-coated plastic and is connected via a plurality of contact points 56 with a motor housing 58 of the DC motor 26.
  • a ground line 62 is still a direct connection between a reference potential V_, the shielding housing 54 and the
  • FIG. 4 shows a block diagram of the suppressor device 10 according to the invention. Here are the respective
  • the exemplary embodiment shown is limited neither to FIGS. 1 to 4 nor to the structure of the interconnects 18 or 42 and the ground connections 20 and the capacitance values of the capacitors 16 and the at least one Cx capacitor 40 ,
  • the illustrated round design of the printed circuit board 14 is not to be understood as a limitation. Rather, other forms of printed circuit board (oval, polygonal, etc.) and consequently also housing shapes can be used according to the structural requirements and the space available.
  • the invention is also applicable to DC motors with multiple directions, in which case the ground line 62 either not connected or connected by means of a switching means, not shown, with that connecting line 48 and 50 of the DC motor 26, which is at reference potential V_.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Dc Machiner (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

L'invention concerne un dispositif d'antiparasitage (10) permettant la suppression d émissions parasites haute fréquence d'un moteur à courant continu (26) fonctionnant à plusieurs étages et/ou dans plusieurs directions. Ce dispositif comprend une pluralité de condensateurs (16) placée sur une première face (12) d'une plaquette (14) et des premières pistes conductrices (18) placées sur la première face (12) de la plaquette (14) pour la mise en contact respective des condensateurs (16) avec une connexion à la terre (20) et un premier (22) ou au moins un autre raccordement (24) destiné aux différents étages du moteur à combustion interne (26). Le premier (22) et le ou les autres raccordements (24) sont en contact avec une première ligne de raccordement (48) du premier étage ou au moins une autre ligne de raccordement (50) du ou des autres étages du moteur à combustion interne (26). Le dispositif d'antiparasitage (10) est caractérisé en ce qu'une Masse flache (34) se trouve sur une autre face (32) de la plaquette (14), opposée à la première face (12) et la première (48) et la ou les autres lignes de raccordement (50) sont réalisées isolées vis-à-vis de la surface masse (34).
EP05792136A 2004-11-19 2005-09-16 Dispositif d'antiparasitage destine a la suppression d'emissions parasites haute frequence d'un moteur a courant continu fonctionnant a plusieurs etages et/ou dans plusieurs directions Withdrawn EP1815580A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004056041A DE102004056041A1 (de) 2004-11-19 2004-11-19 Entstörvorrichtung zur Unterdrückung hochfrequenter Störemissionen eines in mehreren Stufen und/oder Richtungen betreibbaren Gleichstrommotors
PCT/EP2005/054615 WO2006053795A1 (fr) 2004-11-19 2005-09-16 Dispositif d'antiparasitage destine a la suppression d'emissions parasites haute frequence d'un moteur a courant continu fonctionnant a plusieurs etages et/ou dans plusieurs directions

Publications (1)

Publication Number Publication Date
EP1815580A1 true EP1815580A1 (fr) 2007-08-08

Family

ID=35478822

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05792136A Withdrawn EP1815580A1 (fr) 2004-11-19 2005-09-16 Dispositif d'antiparasitage destine a la suppression d'emissions parasites haute frequence d'un moteur a courant continu fonctionnant a plusieurs etages et/ou dans plusieurs directions

Country Status (6)

Country Link
US (2) US20070173086A1 (fr)
EP (1) EP1815580A1 (fr)
KR (1) KR101137712B1 (fr)
CN (1) CN101061623B (fr)
DE (1) DE102004056041A1 (fr)
WO (1) WO2006053795A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006022989A1 (de) * 2006-05-17 2007-11-22 Bühler Motor GmbH Kommutatormotor
DE202010007342U1 (de) * 2010-05-28 2011-10-20 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Elektromotor
CN103227537B (zh) * 2013-04-24 2016-04-20 捷和电机制品(深圳)有限公司 印刷电路板及直流电机
DE102016220070A1 (de) * 2016-10-14 2018-04-19 Robert Bosch Gmbh Entstörsystem, Antrieb und Handwerkzeugmaschine
DE102019204291A1 (de) * 2019-03-27 2020-10-01 Mahle International Gmbh Antriebsschaltung für einen Stellantrieb, Stellantriebsvorrichtung zum Verstellen eines Stellglieds, Fertigungsverfahren zur Herstellung einer Antriebsschaltung und ein gemäß dem Verfahren hergestelltes Kraftfahrzeugbauteil
EP3993238A1 (fr) * 2020-10-29 2022-05-04 Andreas Stihl AG & Co. KG Montage filtre sur un moteur électrique

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4026004A1 (de) * 1990-08-14 1992-02-20 Krone Ag Schutzschaltung und schutzstecker in telekommunikationsanlagen
JPH08264956A (ja) * 1995-03-23 1996-10-11 Internatl Business Mach Corp <Ibm> 電気的接続構造
US6650525B2 (en) * 1997-04-08 2003-11-18 X2Y Attenuators, Llc Component carrier
FR2783369B1 (fr) 1998-09-11 2001-03-23 Valeo Systemes Dessuyage Moteur electrique avec plaquette porte-balais
FR2808135B1 (fr) * 2000-03-30 2002-07-05 Valeo Systemes Dessuyage Dispositif de filtrage et d'antiparasitage d'un moteur electrique
US6400058B1 (en) * 2000-08-01 2002-06-04 Primax Electronics Ltd. Universal motor with reduced EMI characteristics
DE10202161A1 (de) * 2002-01-22 2003-08-07 Bosch Gmbh Robert Vorrichtung zur Funkentstörung einer elektrischen Kommutatormaschine
CN2595078Y (zh) * 2003-01-22 2003-12-24 曾爱良 双桶洗衣机用电磁滤波器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2006053795A1 *

Also Published As

Publication number Publication date
CN101061623B (zh) 2011-08-03
WO2006053795A1 (fr) 2006-05-26
US20110043060A1 (en) 2011-02-24
US20070173086A1 (en) 2007-07-26
CN101061623A (zh) 2007-10-24
KR101137712B1 (ko) 2012-04-25
DE102004056041A1 (de) 2006-05-24
KR20070084374A (ko) 2007-08-24

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