Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
  • B60S1/00—Cleaning of vehicles
  • B60S1/02—Cleaning windscreens, windows or optical devices
  • B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
  • B60S1/58—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens for rear windows
  • B60S1/583—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens for rear windows including wiping devices
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
  • B60S1/00—Cleaning of vehicles
  • B60S1/02—Cleaning windscreens, windows or optical devices
  • B60S1/04—Wipers or the like, e.g. scrapers
  • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
  • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
• • 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
  • H02K11/38—Control circuits or drive circuits associated with geared commutator motors of the worm-and-wheel type
• • 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
  • H02K5/08—Insulating casings
• • 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
  • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
• • 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

Definitions

• Wiper motor especially rear wiper motor, and box for a wiper motor
• the present invention relates to a wiper motor, in particular rear wiper motor, according to the preamble of claim 1 and 13 and a box for a wiper motor according to claim 17.
• the wiper motor according to the invention in particular rear wiper motor, and the box for the wiper motor with the Features of claim 1, 13 and 17 has the advantage that in a simple manner, the electrical and / or electronic components of the wiper motor can be accommodated both tightly against moisture and cost.
• this is done by means of a housing provided on the rear wiper motor separately provided box in which the electrical and / or electronic components are housed, with no clips or the like on the transmission housing are necessary. It is very advantageous that on the one hand a good sealing of the box can be done by means of a separate seal, on the other hand, at least one locking connection, which is provided on the inside of the box, a secure holding a
• Closure lid for the box is possible.
• the necessary installation space for the box on the rear wiper motor can advantageously be made as small as possible.
• a box encompassing the edge of the closure lid integrally formed to effect a secure hold of the closure lid via at least one outside of the box provided latching connection, on the one hand on the side wall of the box and on the other hand, a box encompassing the edge of the closure lid integrally formed to effect a secure hold of the closure lid.
• An easy-to-produce latching connection arises when the at least one latching connection of a Rastauswölbung on an inner side of the side wall of the box and a correspondingly formed Rasteinwölbung is formed on the web portion of the closure lid. To latch the latch bulge then engages the Rasteinwölbung.
• a reliable latching connection is present if the latching bulge has a maximum bulge depth ta and the latching recess has a maximum indentation depth of not more than 1 mm, preferably not more than 0.5 mm.
• An advantageous latching connection is present when the latching bulge and the Rasteinwölbung extend at least partially elongated.
• Closure lid on the box is present when in adjacent to each of the four corners of the box-shaped box on each of the four side walls a locking bulge and a corresponding web portion is provided with a Rasteinwölbung.
• the locking bulge is formed as a bead on the inner sides along the side walls of the box and the Rasteinwölbung as a groove on a corresponding collar-shaped circumferentially designed web portion of the closure lid.
• Plastic injection molding tool can be produced.
• a good seal of the closure cap on the box is achieved when the seal is housed in a circumferential recess which is recessed on outer surfaces of the side walls and on the closure lid facing end sides of the side walls, wherein the closure lid rests against the seal axially sealing.
• a good seal of the closure cap on the box is alternatively achieved when the seal is housed in a circumferential recess which is recessed on inner sides of the side walls and on the closure lid facing end faces of the side walls, wherein the web portion bears against the seal radially sealing.
• a simple latching connection results when the at least one latching connection of a latching bulge on a
• a reliable latching connection is present if the latching bulge has a maximum bulge depth ta and the latching recess has a maximum indentation depth of not more than 1 mm, preferably not more than 0.5 mm.
• a simple production is when the locking bulge is formed during manufacture of the box by means of plastic injection molding as an undercut, which can be produced by forced removal from the plastic injection molding tool. Similarly, the Rasteinwölbung when making the
• Closure lid be formed by plastic injection molding as an undercut, which can be produced by forced removal from the plastic injection molding tool.
• FIG. 1 is a plan view of a rear side of a rear wiper motor according to the invention with its box,
• Fig. 2 shows an enlarged section of the box of
• FIG. 3 shows an enlarged detail of the box of the rear wiper motor according to a second embodiment of the invention
• Fig. 5 shows an enlarged detail of the box of the rear wiper motor according to a fourth embodiment of the invention.
• the rear wiper motor 1 shows a top view of a rear side of a rear wiper motor 1 according to the invention.
• the rear wiper motor 1 has an electric motor 2, which drives a wiper shaft of the rear wiper motor 1 protruding on the opposite side in a known manner via a worm gear.
• the rear wiper motor 1 is about three rubber bearings 4 at a
• the electrical and / or electronic components for the rear wiper motor are housed at least for the most part.
• the box 6 itself is clipped or screwed to the housing 5 of the rear wiper motor 1, for example, or integrated in a housing cover made of plastic (plastic cover).
• a closure lid 9 the box 6 is sealed with the internal components.
• the closure lid 9 saves, for example, a plug connection 10 for the electrical and / or electronic components of the rear window wiper motor 1. It is also possible that the closure lid 9 itself carries the plug connection 10.
• the box 6 is designed, for example cuboid.
• the box 6 is designed, for example cuboid.
• FIG. 2 A section of the box 6 with the closure lid 9 is shown in more detail in FIG. 2, a first embodiment.
• a printed circuit board 15 is shown by way of example as an important component.
• a circumferential seal 17 is provided which is housed in a circumferential recess 18 in the side walls 12.
• the recess 18 extends radially, d. H. seen from the inside of the box 6, from an outer surface 20 of the side walls 12 to
• the recess 18 extends in the axial direction of a the cap 9 facing end face 25 of the side walls 12 in the direction of the bottom 14 of the box 6 in about half of the side wall width.
• the recess 18 or formed outer step in the side wall 12 has a total of almost square cross-section.
• a rectangular cross-section having seal 17 is axially oversized so that it fills the recess 18 and surmounted so that in the installed state of the seal 17 in the recess 18, a gap 26 between the end face 25 of the side wall 12 and one
• Inner lid surface 27 remains.
• the seal 17 is slightly fitted over the closure lid 9 in the axial direction. In the radial direction, the seal 17 closes on the outside with the outer surface 20 of the side wall 12, for example, flush or slightly protruding therefrom.
• At least one locking connection is provided on the inside of the side wall 12 of the box 6 and a web portion 30 of Closure lid 9 is integrally formed or present there formed.
• a slight modification on an inner side 21 of the side wall 12 of the box 6 and at a corresponding point on an outer side 31 of the web portion 30 of the closure lid 9 the latching connection is formed.
• the manufacturing technology to be easily provided in the manufacture of the components modification may be in the form of a Rastauswölbung 33 on the inner side 21 of the side wall 12 and a correspondingly formed Rasteinwölbung 34 on the outer side 31 of the web portion 30 of the closure lid 9.
• the latching bulge 33 has, for example, a dome-shaped or hemispherical shape, which is convex to the Web portion 30 bulges out.
• the latching concavity 34 is formed, which therefore has a concave indentation or concavity in dome-shaped or hemispherical form.
• corresponding web portions 30 are provided on the closure lid 9.
• a locking bulge 33 and a corresponding web portion 30 with a Rasteinwölbung 34 are provided in the vicinity of each of the four corners of the box-shaped box 6 on each of the four side walls 12.
• the resulting eight latching connections are shown in Fig. 1 indicated accordingly.
• the latching connection can also be linear, at least in sections, in the form of a bead or corresponding to a groove or groove-shaped depression.
• the web portion 30 is then formed correspondingly in the form of a circumferential collar, which then has a circumferential groove.
• the inner sides 21 of the side surfaces 12 have a circumferential bead.
• the box 6 and the closure lid 9 is a plastic part, which is produced by injection molding.
• the plastic is plasticized in an injection unit with an injection molding machine and injected into an injection mold.
• the cavity, the cavity of the tool determines the shape and the surface structure of the finished part.
• the concavity 34 can also be produced as a simple undercut on the web part 30 of the closure lid 9.
• the shape of the undercut may be It has been found to be advantageous if the latching bulge 33 has a maximum bulge depth ta and the latching concavity 34 has a maximum indentation depth of at most 1 mm, preferably at most 0.5 mm.
• a second embodiment is shown in which all the same and equivalent components are identified by the same reference numerals of the preceding embodiments.
• the seal does not act axially, but radially.
• the circumferential seal 17 ' is housed in a circumferential recess 18' in the side walls 12.
• the recess 18 'or the inner step thus formed in the side wall 12 has a total of almost square cross-section.
• Closure lid 9 is installed in the inner stage of the side wall 12 and causes a seal in the radial direction.
• bulge or concavity is not rounded, but has an angular edged shape.
• the Rastauswölbung 33 '' is selectively as a pyramid-like elevation or linear as a circumferential edge or as a bead with obtuse angle and the Rasteinwölbung 34 '' respectively as a notch or groove formed with a blunt angle.
• the catch bulge 33 "ta should have a maximum bulge depth and the latching concavity 34" should have a maximum indentation depth of at most 1 mm, preferably at most 0.5 mm.
• the closure lid 9 has no web, but a preferably peripheral edge 30 '.
• the edge wall 30 'partially covered side wall 12 has a latching bulge 33 which engages latching in the corresponding Rasteinwölbung 34 at the edge 30' when placing the closure lid 9.
• the at least one latching connection according to the invention is integrally formed on the outside of the side wall 12 of the box 6 and the edge 30 'of the closure lid 9.
• the latching connection 33, 34 is formed.
• the manufacturing technology in the manufacture of the components easily to be provided modification can be performed in the form of Rastauswölbung 33 on the outer surface 20 of the side wall 12 and a correspondingly formed Rasteinwölbung 34 on the inner surface 36 of the edge 30 'of the closure lid 9.
• the latching bulge 33 has, for example, a dome-shaped or hemispherical shape, which bulges out convexly towards the edge 30 '.
• the latching concavity 34 is formed, which therefore has a concave indentation or concavity in dome-shaped or hemispherical form.
• the circumferential seal 17 is housed in a circumferential recess 18 in the side walls 12, which faces the corner of the closure lid, so that the seal 17 abuts the corner on the inner surface 36 of the edge 30 'and on the inner cover surface 27 of the closure lid 9.

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Mechanical Engineering (AREA)
• Motor Or Generator Frames (AREA)
• Connection Or Junction Boxes (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=40847828

Family Applications (1)

Country Status (7)

Families Citing this family (1)

Family Cites Families (3)

• 2008
  • 2008-04-28 DE DE102008001421A patent/DE102008001421A1/de not_active Withdrawn
• 2009
  • 2009-04-22 BR BRPI0911912A patent/BRPI0911912A2/pt not_active IP Right Cessation
  • 2009-04-22 JP JP2011506657A patent/JP2011518721A/ja not_active Withdrawn
  • 2009-04-22 WO PCT/EP2009/054810 patent/WO2009133001A1/de active Application Filing
  • 2009-04-22 EP EP09738045A patent/EP2280849A1/de not_active Withdrawn
  • 2009-04-22 KR KR1020107024047A patent/KR20110009662A/ko not_active Application Discontinuation
  • 2009-04-22 CN CN2009801149881A patent/CN102015385A/zh active Pending

Non-Patent Citations (1)

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