CN104802759A - Drive mechanism used for wiper mechanism of window board - Google Patents
Drive mechanism used for wiper mechanism of window board Download PDFInfo
- Publication number
- CN104802759A CN104802759A CN201510031968.5A CN201510031968A CN104802759A CN 104802759 A CN104802759 A CN 104802759A CN 201510031968 A CN201510031968 A CN 201510031968A CN 104802759 A CN104802759 A CN 104802759A
- Authority
- CN
- China
- Prior art keywords
- transmission device
- shielding part
- driver train
- device shell
- brush holder
- 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.)
- Pending
Links
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
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
- B60S1/16—Means for transmitting drive
- B60S1/166—Means for transmitting drive characterised by the combination of a motor-reduction unit and a mechanism for converting rotary into oscillatory movement
-
- 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
- H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
- H02K11/014—Shields associated with stationary parts, e.g. stator cores
- H02K11/0141—Shields associated with casings, enclosures or brackets
-
- 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
- H02K5/14—Means for supporting or protecting brushes or brush holders
- H02K5/143—Means for supporting or protecting brushes or brush holders for cooperation with commutators
-
- 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
- B60S1/16—Means for transmitting drive
-
- H02K11/022—
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention relates to a drive mechanism used for a wiper mechanism of a window board. The drive mechanism used for the wiper mechanism of the window board comprises an electric drive motor a transmission mechanism in a transmission mechanism housing, and a brush carrier area used for a rectification mechanism is disposed in the transmission mechanism housing. An opened side face of the brush carrier area is covered by a conductive shielding member.
Description
Technical field
The present invention is intended to a kind of driver train for luffer boards wiper device as described in the preamble according to claim 1.
Background technology
A kind of driver train of the luffer boards wiper device be used in vehicle is described in DE 10 2,009 054 720 A1.By means of driver train produce rest on wiper on vehicle luffer boards scrape water sport.Driver train has electric drive motor and is connected on transmission device below, and through this transmission device, the rotating drive movements of the rotor shaft of CD-ROM drive motor is converted into the crankmotion of output shaft, this output shaft is the carrier of wiper.Output shaft is bearing in the transmission device shell closed by cap revolvably.
A kind of driver train for luffer boards wiper device comprising electric drive motor and transmission device is also described in DE 103 13 734 A1.CD-ROM drive motor has for current delivery be transformed into rectification mechanism on rotor shaft on armature coil.Rectification mechanism is between the shell head and transmission device shell of CD-ROM drive motor.
Summary of the invention
The present invention for task be, be so configured to the driver train of luffer boards wiper mechanism with the measure of simple construction, thus the regulation of electromagnetic compatibility (EMV) can be observed.
This task is solved according to the feature of the present invention's claim 1.Dependent claims illustrates and retrofits targetedly.
The luffer boards wiper device driven in vehicle can be applied to according to driver train of the present invention, be particularly useful for rear window panel Windshield Wiper, wherein optionally also consider the application for front panel Windshield Wiper.Driver train comprises electric drive motor and the transmission device convert rotational motion of the rotor shaft of CD-ROM drive motor being become the rotary reciprocating motion of output shaft be connected on below, and output shaft is the carrier of the wiper of luffer boards wiper device.
Electric drive motor has for current delivery be transformed into rectification mechanism on armature coil, and armature is firmly positioned on the rotor shaft of CD-ROM drive motor.The exciting field combined action of the electromagnetic field produced in the coil of armature and the stator side such as produced by the permanent magnet on inside the shell of stator side; Electric drive motor refers to the machine forever encouraged in this case.Rectification mechanism comprises the carbon brush enclosed on face being undertaken on afflux part in brush holder, that rest on armature-side.Around time afflux part perform relative rotary motion relative to the carbon brush of stator side.Can produce electromagnetic interference field thus in rectification mechanism, it is by the minimizing of shielding measure degree like this, thus is observed for the regulation observing electromagnetic compatibility (EMV).
The brush holder of rectification mechanism is arranged in brush holder region, and this brush holder region is arranged in the transmission device shell of transmission device.Transmission device shell accepts brush holder in brush holder region, and inside brush holder, radial direction can remain carbon brush with passing.
Transmission device shell is formed by the material conducted electricity such as aluminium or aluminum alloy, thus gives the shielding of interference field in this side.Brush holder region is covered by the shielding part of extra conduction in the open side of transmission device shell, thus on the side of bottom deviating from transmission device shell, also gives actv. electromagnetic screening and can observe the regulation for electromagnetic compatibility.The interference field caused by the rectifier of actuator is generally speaking significantly reduced by this design plan.Here shielding part is directly seated on transmission device shell pointedly.
Shielding part is such as configured to metal sheet especially stamped metal sheets part.In the geometric configuration of shielding part, various design plan is possible.According to simple implement modification shielding part be plate shape and seat be placed on the brush holder region in transmission device shell.But also consider the box-like design plan of the shielding part in overlap joint brush holder region.The advantage that the box shaped of shielding part has is, brush holder region not only on the side of transmission device shell opposition, and also shielded by shielding part extraly on side.Generally speaking realize the shield effectiveness more improved thus.
Especially consider the metal such as aluminium or metal sheet that conduct electricity especially steel plate be used as the material of shielding part.For the plate shape of the flat condition of shielding part structural scheme it can be designed to blanked part.
The cap especially formed by non electrically conductive material can be laid on transmission device shell according to another favourable design plan.Cap is such as designed to plastic member.Based on non electrically conductive material therefore, it is possible to integrated for the electrical contact in bit switch in cap.Shielding part is between transmission device shell and the cap placed and be sandwiched between transmission device shell and cap.
Can be advantageously in order to simplify assembling, such as be connected to fastening shielding part on cap by the clamping connection of machinery or kayser, wherein rely on and cap is seated on transmission device shell and also can safely shielding part be remained on fastening for cap in its position on brush holder region.Additional or alternatively also can advantageously, shielding part be such as threaded connection by security measure and be connected with transmission device shell.Here shielding part or be directly threaded with transmission device shell, or the bolt in order to be connected with transmission device shell by cap additionally can be guided by shielding part.
Advantageously, in shielding part, especially can insert groove in the design plan of plate shape, brush is through by this groove in the state of having assembled.But be designed to not have the through component of such groove to be also possible, especially for the box-like design plan of shielding part, wherein the component of rectification mechanism is such as the brush guide member of box-like shielding part.
Accompanying drawing explanation
Other advantage and design targetedly can describe from other claim, accompanying drawing and obtain accompanying drawing.Wherein:
Fig. 1 is the schematic diagram of the luffer boards wiper device in self-propelled vehicle;
Fig. 2 is used for the schematic diagram of driver train of luffer boards wiper device, has electric drive motor and the transmission device for the rotary reciprocating motion that motor movement is converted into output shaft;
Fig. 3 illustrates the transmission device shell of transmission device, has the brush holder region of the rectification mechanism of CD-ROM drive motor;
Fig. 4 is the view corresponding to Fig. 3, but in the region of transmission device shell, have the shielding part of the tabular on brush holder;
Fig. 5 illustrates the cap that can be placed on transmission device shell, at the shielding part of cap upper platen shape;
Fig. 6 is the detailed view of tabular shielding part;
Fig. 7 illustrates the transmission device shell with box-like shielding part, and this shielding part is placed on the brush holder region in transmission device shell;
Fig. 8 illustrates and comprises according to the box-like shielding part of Fig. 7 and the transmission device shell of cap laid.
Component identical is in the accompanying drawings provided with identical Reference numeral.
Detailed description of the invention
The luffer boards wiper device 1 for self-propelled vehicle be demonstrated in FIG is applied to clean vehicle luffer boards 2, is preferred for the rear window panel of vehicle, and the swept area of wiper blade 5 comprising driver train 3, wiper 4 and rest on vehicle luffer boards 2.Driver train 3 comprises electric drive motor and transmission device, and be the rotary reciprocating motion of output shaft by this transmission device the convert rotational motion of the rotor shaft of electric drive motor, wiper 4 is positioned on this output shaft.
As obtained from Fig. 2, driver train 3 comprises electric drive motor 6 and the transmission device in transmission device shell 20 19.Electric drive motor 6 has permanent magnet 8 in stator case 7, and described permanent magnet is around armature, and described armature comprises the coil 9 and armature shaft rotor shaft 10 in other words that can be energized, and described coil 9 is settled thereon.Rotor shaft 10 is placed on the shaft part outside stator case 7 at it and supports worm screw 11, and this worm screw engages with the worm gear 12 that can be bearing in rotatably in transmission device shell 20 around axle 13.The rotary motion of worm gear 12 is converted to the rotary reciprocating motion of the expectation of output shaft 16 by the push rod 14 of eccentric support and bent axle 15.Push rod 14 to be coupled with worm gear 12 revolvably by the first rotary gemel 17 with the radial spacing relative to axle 13 and to be connected with bent axle 15 revolvably by the second rotary gemel 18 in the region of the side opposed, and described bent axle is firmly placed on output shaft 16 itself.Worm screw 11, worm gear 12, push rod 14, bent axle 15 and output shaft 16 form the component of the transmission device 19 in transmission device shell 20.Output shaft 16 lays wiper, and it is the carrier of the swept area of wiper blade rested on vehicle luffer boards.
Coil 9 in armature on the rotor shaft 10 of electric drive motor via rectification mechanism energising, this rectification mechanism be included in armature-side afflux part and for transmitting with switching current to the wiper mechanism on the afflux part be connected with coil.Wiper mechanism comprises carbon brush, and carbon brush to be undertaken in brush holder in the mode that radially can adjust and its side is seated in enclosing on face of afflux part.The brush holder with carbon brush is undertaken on the brush holder region 21 at shell-side being arranged in transmission device shell 21.The stator case 7 of electric drive motor 6 is connected with transmission device shell 20 and is directly seated on the brush holder region 21 that arranges at edge side.
Transmission device shell 20 is formed by the material conducted electricity such as aluminium or aluminum alloy.The interference field formed during rectification in brush holder region 21 is thus shielded by transmission device shell 20 on the side closed of the bottom in brush holder region 21.Brush holder region 21 as from Fig. 3 and 4 obtain be provided with the intake 22 in column casing shape in side for rotor shaft and afflux part and be configured for the undertaking chamber of brush holder and carbon brush, wherein accept chamber to be made up of transmission device shell 20 in bottom section and sidewall, but design with being open upwards.
As obtained from Fig. 3 to 6, in order to upwards be shielded by interference field, cover brush holder region 21 by the shielding part 23 of tabular.The transmission device shell 20 of shielding part 23 comprising tabular is laid and to be formed by non electrically conductive material such as plastics and therefore can not to make the cap 24 of main contribution for shield electromagnetic interference field.But based on the shielding part 23 in tabular be placed in the open side in brush holder region 21 can with to brush holder region 21 gauge, realize comprehensively shielding together with the transmission device shell 20 that conducts electricity.
Shielding part 23 is formed by the material conducted electricity such as steel plate and can be designed to blanked part.
As obtained from Fig. 5, because the assembling simplified can advantageously, shielding part 23 is fastened on cap 24, way is, such as the shielding part 23 of inserting groove 25 is passed on the brush holder part 26 on cap, to be wherein optionally additionally fasteningly fine, such as, by clamping or fixing.What can realize on cap 24 thus is at least interim fixing, then the cap 24 comprising shielding part 23 to be placed on transmission device shell 20 and to be such as bolted to be connected with this transmission device shell.Here bolt can by inserting the through guiding of bolt hole 27 in the shielding part 23 of tabular in edge region, thus realize safer fixing in confined state of shielding part.
According to optional design plan also can be sufficient that, shielding part 23 to be just placed on the brush holder region 21 in transmission device shell 29 and as schematically shown in figure 4 like that along with to the assembling of laid cap 24 with fasteningly to clamp.
Show another embodiment in figures 7 and 8, wherein brush holder region 21 in transmission device shell 20 by being screwed into the hiding in box-like shielding part 23 on transmission device shell 20 by means of binding bolt 28.Based on box shaped, shielding part 23 exceedes ground, the top side evagination of transmission device shell 20, thus expands brush holder region 21 and brush holder part and can be arranged on completely in shielding part 23.Shielding part 23 is provided with coherent wall, only it is only necessary that opening for cable being threaded to carbon brush.Being had nothing to do in cap 24 ground by bolt 28 fastening of shielding part 23 is realized, and cap is connected with transmission device shell by independently bolt.
Not only according in Fig. 3 to the embodiment of 6 but also according in the embodiment of Fig. 7 and 8, shielding part 23 directly contacts with transmission device shell 20, thus there is conductive contact between transmission device shell and shielding part.In addition also between shielding part 23 and transmission device shell 20, electrical contact is set up by the bolt connection of the bolt 28 of the through guiding of bolt openings by utilizing.
Claims (11)
1. for the driver train of the luffer boards wiper device in vehicle, there is electric drive motor (6) and the transmission device (19) in transmission device shell (20), wherein said CD-ROM drive motor (6) has for transmission and transforms electric current to the rectification mechanism on the coil (9) in the armature of described CD-ROM drive motor (6), it is characterized in that, in the transmission device shell (20) of conduction, accommodate the brush holder region (21) of described rectification mechanism, wherein said brush holder region (21) is hidden by the shielding part conducted electricity (23) on the side that it opens wide.
2. driver train according to claim 1, is characterized in that, described shielding part (23) is constructed to metal sheet especially stamped metal sheets part.
3. according to the driver train of claim 1 or 2, it is characterized in that, described shielding part (23) constructs box-likely and overlaps described brush holder region (21).
4., according to the driver train of claim 1 or 2, it is characterized in that, described shielding part (23) tabular ground structure and to described brush holder region (21) in the side upper control limit deviating from described transmission device shell (20).
5. the driver train any one of claim 1 to 4, is characterized in that, described transmission device shell (20) can be laid the cap (24) formed by non electrically conductive material.
6. driver train according to claim 5, is characterized in that, described shielding part (23) is arranged between described transmission device shell (20) and described cap (24).
7. according to the driver train of claim 5 or 6, it is characterized in that, described shielding part (23) is fastened on cap (24).
8. the driver train any one of claim 1 to 7, is characterized in that, described shielding part (23) is fastened on transmission device shell (24).
9. the driver train any one of claim 1 to 8, is characterized in that, has inserted the groove (25) for brush guide mechanism in described shielding part (23).
10. the driver train any one of claim 1 to 8, is characterized in that, described shielding part (23) is configured to not have reeded coherent plate or coherent box.
Luffer boards wiper device in 11. vehicles, especially rear window panel Windshield Wiper, have the driver train (3) any one of claim 1 to 10.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014201182.5A DE102014201182A1 (en) | 2014-01-23 | 2014-01-23 | Drive device for a windscreen wiper device |
| DE102014201182.5 | 2014-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104802759A true CN104802759A (en) | 2015-07-29 |
Family
ID=53497882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031968.5A Pending CN104802759A (en) | 2014-01-23 | 2015-01-22 | Drive mechanism used for wiper mechanism of window board |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN104802759A (en) |
| DE (1) | DE102014201182A1 (en) |
| FR (1) | FR3016586A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1231078A (en) * | 1997-06-26 | 1999-10-06 | 罗伯特·博施有限公司 | Electric drive unit |
| US6201326B1 (en) * | 1998-02-10 | 2001-03-13 | Robert Bosch Gmbh | Drive device for moving a sliding sunroof of a vehicle |
| US20020149283A1 (en) * | 2000-02-19 | 2002-10-17 | Martin Hager | Electric motor, in particular for rasing and lowering disks in motor vehicles |
| US20030001448A1 (en) * | 2000-02-12 | 2003-01-02 | Georg Kaeufl | Electric drive unit consisting of an electromotor and an eletronic module |
| EP1134135A3 (en) * | 2000-03-16 | 2003-11-26 | Asmo Co., Ltd. | Motor for wiper device having noise suppressing coils and burn-out protector |
| CN101600605A (en) * | 2007-01-19 | 2009-12-09 | 罗伯特·博世有限公司 | Electric driver |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10313734A1 (en) | 2003-03-27 | 2004-10-07 | Robert Bosch Gmbh | Electric drive unit |
| DE102009054720A1 (en) | 2009-12-16 | 2011-06-22 | Robert Bosch GmbH, 70469 | Drive device, in particular for a windshield wiper device in a vehicle |
-
2014
- 2014-01-23 DE DE102014201182.5A patent/DE102014201182A1/en not_active Withdrawn
-
2015
- 2015-01-22 FR FR1550504A patent/FR3016586A1/en not_active Withdrawn
- 2015-01-22 CN CN201510031968.5A patent/CN104802759A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1231078A (en) * | 1997-06-26 | 1999-10-06 | 罗伯特·博施有限公司 | Electric drive unit |
| US6201326B1 (en) * | 1998-02-10 | 2001-03-13 | Robert Bosch Gmbh | Drive device for moving a sliding sunroof of a vehicle |
| US20030001448A1 (en) * | 2000-02-12 | 2003-01-02 | Georg Kaeufl | Electric drive unit consisting of an electromotor and an eletronic module |
| US20020149283A1 (en) * | 2000-02-19 | 2002-10-17 | Martin Hager | Electric motor, in particular for rasing and lowering disks in motor vehicles |
| EP1134135A3 (en) * | 2000-03-16 | 2003-11-26 | Asmo Co., Ltd. | Motor for wiper device having noise suppressing coils and burn-out protector |
| CN101600605A (en) * | 2007-01-19 | 2009-12-09 | 罗伯特·博世有限公司 | Electric driver |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014201182A1 (en) | 2015-07-23 |
| FR3016586A1 (en) | 2015-07-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150729 |
|
| WD01 | Invention patent application deemed withdrawn after publication |