EP3345287A1 - Machine unit, component piece and intermediate element, and also method for connecting and/or disconnecting a connection line - Google Patents
Machine unit, component piece and intermediate element, and also method for connecting and/or disconnecting a connection lineInfo
- Publication number
- EP3345287A1 EP3345287A1 EP16784420.8A EP16784420A EP3345287A1 EP 3345287 A1 EP3345287 A1 EP 3345287A1 EP 16784420 A EP16784420 A EP 16784420A EP 3345287 A1 EP3345287 A1 EP 3345287A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- functional element
- intermediate element
- machine
- electric machine
- section
- 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- Withdrawn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
Classifications
-
- 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
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- 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
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0062—Manufacturing the terminal arrangement per se; Connecting the terminals to an external circuit
-
- 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
-
- 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
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Definitions
- the invention relates to a machine unit, a section and an intermediate element and a method for connecting and / or releasing a connection line.
- Force-cooled electric machines usually have on at least one side of its housing ⁇ a fan that cools the electric machine by means of an air stream.
- the combination of an electric machine and a functional element, which is attached to an electric machine, is referred to as a machine unit.
- a func ⁇ onselement for example, be a fan.
- the machine unit has a transmitter between the fan and the electrical machine, the transmitter having a connection for a connecting line.
- the fan or another functional element must first be removed.
- connection line runs in such a way that a fan or another part, such as a control unit, must also be removed to change the connection line of the electrical machine.
- DE 43 04 032 proposes an angle measuring device with a housing, wherein the housing has a recess, wherein the recess can be covered by a pivotable hood.
- the object of the invention is therefore to simplify access to the area between an electrical machine and a fan or other functional element. The object is achieved by a machine unit according to claim 1.
- the object is further achieved by a method for connecting and / or releasing a connection line to a machine unit according to claim 6.
- the object is further achieved by an intermediate element and a portion for spacing an electric machine from a functional element.
- the object is further achieved by a drive with such a machine unit.
- a unit of an electric machine a functional element as well as optionally more excellent white ⁇ elements such as an encoder or a torque converter is understood here.
- An electric machine is understood to be an electric motor or a generator.
- the invention is also suitable for use in a transformer as an electrical machine.
- a functional element can be understood to mean a converter element, a transmission or a control device.
- the functional element is a fan, which is attached to the rear ⁇ side of the electric machine. The fan is used to cool the electrical machine and optionally to keep the electrical machine clean.
- the functional element is connected to a functional element fastening means with the electrical machine.
- the connecting cable can be connected ver ⁇ and / or detached from it with a timer and / or the electric machine and / or with the functional element.
- To Connection of the connecting cable is a plug-socket connection or a screw connection.
- the intermediate element is preferably a U-shaped profile piece, which is adapted to the shape and size of the electrical machine.
- the section can be designed as a straight plate or as a U-shaped profile piece.
- the sides of the interim rule ⁇ elements and of the part are successively serve ⁇ true.
- the intermediate element and the part which is fixed to the intermediate element encase the region which extends between the functional element and the electrical machine.
- the thickness of the cover or a wall ⁇ strength of the intermediate element and of the part is at least ⁇ be so large that the section is an element fastened to the intermediate.
- the section is designed in particular as a cover and serves to cover the intermediate element, wherein the intermediate ⁇ element between the electric machine and the functional element is fixed.
- the intermediate element and the section enclose the area between the electrical machine and the functional element.
- the attachment of the section to the intermediate element takes place on at least one side.
- at least one attachment ⁇ means, for example a screw.
- a clamping connection is suitable for fastening the section to the intermediate element.
- the section can of course also be attached to the functional element and / or to the electric machine.
- the Randomlei ⁇ processing machine largely by hand to the encoder, the electrical ma- and / or connected to the functional element and / or can be solved.
- the manual connection can also be done with the help of a tool.
- an encoder which is attached to the back of the electric machine, can be connected to a control unit via a connecting cable.
- the section is variable in its orientation so far that the largely enclosed Be ⁇ rich is easily accessible and that the connection line can be connected without problems and / or removed.
- connection cable is connected and / or a
- connection cable removed. Finally, the section is returned to its original position, in particular ⁇ folds, and attached. After connecting or changing the connecting line, the section is firmly connected to the intermediate element again.
- the connecting line runs through a recess in the section and / or in the intermediate element in the sheathed area.
- the position of the recess is advantageous to choose such a way that the connecting cable does not remain rule element connected in changing the orientation or in the removal with the portion or the intermediate and concentrated ⁇ leads without difficulty or can be removed.
- the invention enables a rapid and simple Wech ⁇ clauses, connecting or disconnecting the connecting lead of an on-circuit.
- the connection is advantageously located between the rear side of the electrical machine and the functional element. After removal or unfolding of the portion of the intermediate element is advantageously a simple access to the Be ⁇ rich between the electric machine and the functional element possible. This makes it easier to simplify maintenance work and to protect the electrical machine against harmful effects.
- An advantageous machine unit is characterized ⁇ net, that the functional element is a fan.
- the fan is used for example for ventilation of a stator or a rotor of the electric machine.
- the fan is used for ventilation and thus for cooling windings of the electrical machine.
- the fan can also be used for cooling the functional unit, in particular a Umrich ⁇ ter.
- the intermediate element and the section form a guide for the cooling air flow of the fan.
- the cooling air flow is advantageously past the sensor in cooling channels of the electric machine.
- a largely enclosed area between the fan and the electric machine serves to channel the air introduced into the electric machine by the fan.
- the largely enclosed area is on one side of the electric machine, on the other side of the
- the intermediate element and the portion thus serve as a channel for the air during operation of the electric machine. At the same time, access to the largely enclosed area between the fan and the electrical machine remains advantageously accessible.
- a further advantageous embodiment of the machine unit is characterized in that the portion is detachably fastened to the intermediate element with at least one fastening means.
- the portion is releasably connected by a fastening means, in particular a screw, with the intermediate element.
- a fastening means in particular a screw
- the section may be connected to the intermediate element at two positions, wherein the positions are located on two different bearing surfaces of the intermediate element.
- a Klemmme ⁇ mechanism is suitable with which the section can be quickly separated without the use of a tool from the intermediate element or changed in its orientation, in particular can be opened.
- a further advantageous embodiment of the machine unit is characterized in that the recess is located in the region of a transition of intermediate element and section.
- the recess serves to carry out the connecting cable.
- the recess may be round or square.
- the recess for the passage of the connecting line is localized so that after opening or removal of the part of the intermediate element, the recess and thus optionally the connecting cable is freely accessible.
- connection line can be connected through the recess to the functional element, to the encoder or to the electrical machine.
- a further advantageous embodiment of the machine unit is characterized in that the intermediate element and optionally the portion are connected to at least onetheseselementbefesti- gungsstoff with the electric machine, wherein the functional element fixing means is provided for attachment of the functional element to the electric machine.
- the functional element is usually attached by means of a releasable connec ⁇ tion to the electric machine.
- Well suitable as function ⁇ onselementbefest Trentsstoff are screws that connect the functional element with the spaced electrical machine.
- the functional element fastening means bridge the region which is covered by the intermediate element and the partial piece.
- the functional element fastening means can serve through openings which are inserted into the intermediate part and the part, for connection of the functional element to the electrical machine.
- the intermediate member and optio ⁇ nal, the portion may also be secured with a plurality of attachment means on the electrical machine and the functional onselement can, in particular withjanselementbefesti ⁇ restriction means, be mounted on the intermediate element and / or on the portion.
- a further advantageous embodiment of the machine unit is characterized in that the section and the intermediate element are provided for the extensive enclosure of an encoder.
- An encoder of an electric machine is used primarily for detecting the position and / or the rotational speed of a rotor in the electric machine.
- An encoder often sits at an electrical machine at the rear end and thus in the largely enclosed area.
- the functional element such as a control device, an inverter and / or a fan, is also positioned at the rear end of the electric machine.
- the portion is movably mounted on one side in this embodiment and releasably attachable to the opposite side with the intermediate element.
- the part ⁇ piece is hinged, that is, in its orientation changeable or pivotable.
- the section may be designed to be pivotable about an operating element fastening means through an opening.
- the functional element fastener passes through a ⁇ ff ⁇ voltage of the section.
- the opening is located in the region of an edge of the section.
- the functional element attachment means for the spaced attachment of the functional element to the electrical machine serves as an axis for the section. The section can be changed with respect to this axis in its orientation, in particular folded up. The section is then fastened on the other side
- a further advantageous embodiment of the machine unit is characterized in that the portion is fixed on one side via a hinge to the intermediate element.
- the hinge serves to change the orientation of the section relative to the intermediate element.
- the hinge can be attached to the functional element, the intermediate element or of the electrical machine ⁇ rule.
- the section through the hinge with the intermediate member may be fixed.
- a further advantageous embodiment of the machine unit further comprises a seal, so that the largely um ⁇ closed area, which is delimited by the portion and the intermediate element, is protected against foreign substances, in particular against dust or spray.
- a definition of the range between the functional element and the electric machine serves to protect the functional ⁇ elements and / or the electric machine, and an op tional ⁇ sensor against external influences. Therefore, an off ⁇ seal the areas where the intermediate element and the portion adjacent to each other, advantageously for the protection of the electrical machine and / or the functional element.
- a seal may be made by subjecting the sections to a polymer layer.
- the seal is particularly advantageous in the areas adjacent to the part ⁇ piece and the intermediate element.
- a rubber seal in the region of said sections.
- a seal can also comprise the connecting line and serves to protect the connection line, in particular against mechanical stress.
- the 1 shows an electric machine 1 having a function ⁇ element 7.
- the functional element 7 is here as a fan ones shown, provides.
- the electric machine 1 has on its rear side a transmitter 5.
- the encoder 5 is coupled to the rotor 3 of the electric machine 1.
- the encoder 5 is Zvi ⁇ assignment of the electrical machine 1 and the functional element 7 located.
- the functional element is fastened to the electric machine 1 by functional element fastening means 11.
- the area between the electric machine 1 and the functional element 7 is enclosed, except for a recess 9c, by an intermediate element 9 and a section 9a.
- the section 9a and the intermediate element 9 have on one side a recess 9c.
- the recess 9c is used to pass a connecting line 9b in the sheathed area.
- the recess 9c is largely located in the section 9a. However, the recess 9c can also be located at the intermediate element 9 or in the section 9a.
- the connecting line 9b can be connected to the encoder 5 manually by separating the portion 9a of the intermediate element 9. Manually here means that no complicated working ⁇ takes to exchange / connection of the connecting cable is necessary for connecting and / or disconnecting the connection pipe 9b due to the size of the substantially enclosed region 9b. After the manual connection of the connecting line 9b to the encoder 5, the section 9a can be guided again to the intermediate element 9.
- the portion 9a is either attached only to the intermediate element 9 or fixed on at most one side with the intermediate element 9, provided that the orientation of the portion 9a is variable. 2 shows the machine unit from another view.
- the portion 9a is attached to the top of the intermediate element 9.
- the attachment of the portion 9a is effected by two fastening means IIa.
- fasteners IIa are shown here as screws.
- the functional element fastening means 11 each extend through an opening in the section 9a therethrough.
- Other functional element mounting means 11 grei ⁇ fen in the intermediate element 9 and serve for the attachment of the functional element 7.
- the functional element mounting means 11 may be carried out by a clamping device.
- functional element fastening means 11 are used for fastening the functional element 7 to the electric machine 1.
- functional element fastening means 11 screws are to be preferred here.
- the functional element 7 is fixed by the width of Zvi ⁇ rule elements 9 and / or spaced apart by the width of the portion 9a of the electric machine. 1
- the Functional element mounting means 11 through the whge ⁇ starting enclosed area and engage the electrical machine 1.
- the recess 9c located at the boundary between the intermediate member 9 and the part ⁇ piece 9a.
- the connection line 9b may be guided into the interior of the substantially enclosed area.
- the functional element fastening means 11 and the fastening means II a are accessible from the outside. But it is also possible that the functional element 7 is fixed to the intermediate element 9 and the intermediate element 9 is fastened to the electric machine 1. This also applies accordingly to the section 9a.
- the functional element mounting means 11 extend all in the area of the intermediate member 9, that are disposed opposite to the position shown further below.
- the functional element fastening means 11 do not interfere with access to the connecting line 9b and / or to the encoder 5.
- the functional element fastening means 11 can all be arranged in the region of the intermediate element 9 and optionally run through openings in the intermediate element 9.
- FIG 3 shows a profile representation of the intermediate element 9 and the portion 9a.
- the profile view showing the rear side of the electrical machine 1.
- the substantially enclosed Be ⁇ rich has in the center on the encoder 5, wherein the transmitter 5 of the electrical machine is associated. 1
- the largely enclosed area is bounded on the underside and partially on the side surfaces of the intermediate element 9.
- the portion 9a is placed on the intermediate element 9, the portion 9a is placed.
- the portion 9a is releasably secured by means of two fasteners II a.
- the intermediate element 9 has the Ausspa- tion 9c.
- the recess 9c is used to pass the connecting line 9b from the largely enclosed area.
- the connecting line 9b serves to connect the encoder 5 of the electric machine 1.
- the connecting line 9b is thereby guided through the recess 9c.
- the portion 9a is changeable in orientation.
- the orientation of the portion 9 is changed by anismselementbefesti ⁇ gungsstoff 11 as an axis.
- one of the functional element attachment means 11 serves as a rotation axis for the portion 9a.
- the intermediate element 9 has openings for
- the portion 9a is fastened to the intermediate element 9 with a fastening means IIa.
- the attachment is advantageously carried out by a single Befest Trentsmit ⁇ tel IIa.
- On the side on which the portion 9a is fixed to the interim ⁇ rule element 9,theseselementbefes ⁇ actuating means 11 is merely indicated.
- the orientation of the partial element 9a is advantageously not influenced by the indicated functional element fastening means 11.
- the invention provides an engine unit, a section 9a and an intermediate member 9 and a procedural ⁇ ren relates to connecting and / or disconnecting a connection pipe 9b to a machine unit.
- a procedural ⁇ ren relates to connecting and / or disconnecting a connection pipe 9b to a machine unit.
- an electric machine 1 and a functional element 7 of the machine unit an area with an intermediate element 9 and a section 9a is largely enclosed.
- the portion 9a is removable from the intermediate element 9 or hinged.
- the decrease of the portion 9a takes place by loosening two Befest Trentauersele ⁇ elements IIa.
- the unfolding of the portion 9a is carried ⁇ advantageous way after loosening of a single fastener IIa.
- the (largely) coated area is advantageously accessible to the connection of a connecting line 9b.
- an encoder 5 can be connected to the connection line 9b.
- the connecting line 9b can be connected in the sheathed area without having to remove the functional element 7.
- an electric machine 1 with a functional element 7 can also be maintained at hard-to-reach locations
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15192507.0A EP3163725A1 (en) | 2015-11-02 | 2015-11-02 | Machine unit, section and intermediate element and method for connecting and/or loosening a connection line |
PCT/EP2016/074035 WO2017076578A1 (en) | 2015-11-02 | 2016-10-07 | Machine unit, component piece and intermediate element, and also method for connecting and/or disconnecting a connection line |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3345287A1 true EP3345287A1 (en) | 2018-07-11 |
Family
ID=54608264
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15192507.0A Withdrawn EP3163725A1 (en) | 2015-11-02 | 2015-11-02 | Machine unit, section and intermediate element and method for connecting and/or loosening a connection line |
EP16784420.8A Withdrawn EP3345287A1 (en) | 2015-11-02 | 2016-10-07 | Machine unit, component piece and intermediate element, and also method for connecting and/or disconnecting a connection line |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15192507.0A Withdrawn EP3163725A1 (en) | 2015-11-02 | 2015-11-02 | Machine unit, section and intermediate element and method for connecting and/or loosening a connection line |
Country Status (4)
Country | Link |
---|---|
US (1) | US10958126B2 (en) |
EP (2) | EP3163725A1 (en) |
CN (1) | CN108141115B (en) |
WO (1) | WO2017076578A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6885156B2 (en) * | 2017-03-31 | 2021-06-09 | 三菱自動車エンジニアリング株式会社 | High voltage equipment |
CN114499014B (en) * | 2022-04-13 | 2022-07-08 | 深圳市方佑科技有限公司 | Stepping motor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB668482A (en) * | 1950-01-03 | 1952-03-19 | Allis Louis Co | Electric motor construction |
US3858755A (en) * | 1973-04-02 | 1975-01-07 | Ametek Inc | Meter box with cover having biased snap-lock |
DE4304032C2 (en) | 1993-02-11 | 1998-07-23 | Heidenhain Gmbh Dr Johannes | Angle measuring device |
DE10206996A1 (en) * | 2002-02-19 | 2003-08-21 | Baumueller Nuernberg Gmbh | Protection and connection hood in a cooling arrangement for an electrical machine |
DE102006054807A1 (en) * | 2006-11-21 | 2008-06-05 | Siemens Ag | Electric motor with quick-release fan unit |
CH702278A1 (en) * | 2009-11-18 | 2011-05-31 | Mueller Martini Holding Ag | Guide arrangement with a transport element. |
EP2367267B1 (en) | 2010-03-19 | 2018-10-24 | General Electric Technology GmbH | Electric generator and method for inspecting an electric generator |
US9627944B2 (en) * | 2012-10-01 | 2017-04-18 | Mitsubishi Electric Corporation | Electric drive apparatus |
JP6305394B2 (en) * | 2013-04-09 | 2018-04-04 | 三菱電機株式会社 | Permanent magnet type motor and electric power steering device |
EP2800251A1 (en) * | 2013-04-29 | 2014-11-05 | Siemens Aktiengesellschaft | Electric machine with a bearing bracket |
JP6119631B2 (en) * | 2014-02-18 | 2017-04-26 | 株式会社デンソー | Rotating electric machine |
USD752184S1 (en) * | 2014-07-30 | 2016-03-22 | Lee Eaton | Faucet winterization protection cover |
-
2015
- 2015-11-02 EP EP15192507.0A patent/EP3163725A1/en not_active Withdrawn
-
2016
- 2016-10-07 CN CN201680062177.1A patent/CN108141115B/en not_active Expired - Fee Related
- 2016-10-07 WO PCT/EP2016/074035 patent/WO2017076578A1/en unknown
- 2016-10-07 US US15/772,734 patent/US10958126B2/en active Active
- 2016-10-07 EP EP16784420.8A patent/EP3345287A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN108141115A (en) | 2018-06-08 |
EP3163725A1 (en) | 2017-05-03 |
WO2017076578A1 (en) | 2017-05-11 |
US10958126B2 (en) | 2021-03-23 |
CN108141115B (en) | 2021-01-29 |
US20190214880A1 (en) | 2019-07-11 |
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