CN105375697A - Apparatus for conducting current between rotor winding and slip ring device and motor - Google Patents
Apparatus for conducting current between rotor winding and slip ring device and motor Download PDFInfo
- Publication number
- CN105375697A CN105375697A CN201410438825.1A CN201410438825A CN105375697A CN 105375697 A CN105375697 A CN 105375697A CN 201410438825 A CN201410438825 A CN 201410438825A CN 105375697 A CN105375697 A CN 105375697A
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- Prior art keywords
- conducting element
- connection
- busbar
- slip
- conducting
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
- H02K3/51—Fastening of winding heads, equalising connectors, or connections thereto applicable to rotors only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/02—Connections between slip-rings and windings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/34—Connections of conductor to slip-ring
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
- H02K17/22—Asynchronous induction motors having rotors with windings connected to slip-rings
- H02K17/24—Asynchronous induction motors having rotors with windings connected to slip-rings in which both stator and rotor are fed with AC
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
The embodiment of the invention relates to an apparatus for conducting current between a rotor winding and a slip ring device (30) of a machine and a motor. The apparatus comprises at least one set of conductive mechanism, wherein each conductive mechanism comprises a conductive element (11) formed by conducting bar elements, a first connecting element (12) adapted to electrically and mechanically connect a first end of the conductive element (11) to the slip-ring device (30), and a second connecting element adapted to electrically and mechanically connect a second end of the conductive element (11) to the rotor winding. According to the apparatus, high current can be conducted, and the manufacture and installation are easy.
Description
Technical field
Each execution mode of the present disclosure relates to machine field, particularly relates to the device of conduction current between rotor windings and slip-ring device, and comprises the motor of this device.
Background technology
Slip ring is a kind of known power transmission device, and it allows the energy flow between the rotating parts and stationary parts of such as motor or generator.Usually, slip ring is electrically connected to each phase of the rotor windings of the rotation of motor, to provide the electrical interface between the rotor windings of rotation and static circuit.Carbon brush is generally used for contact slip ring to realize electrical connection.Such as, for double fed induction generators, slip ring is used for the rotor windings of rotation to be electrically connected to power supply to provide exciting current to rotor.For asynchronous machine, slip ring is used for the rotor windings of rotation to be electrically connected to start-up circuit to increase the resistance of the rotor windings between the starting period.
In the prior art, utilize wire that slip ring is electrically connected to rotor windings.Due to the limited diameter of wire, the Rated motor electric current utilizing wire to be connected between slip ring with rotor windings can not be too large.And to be difficult to realize between wire with slip ring/rotor windings reliable is electrically connected.In addition, the insulation processing connected wire is also complicated.
Summary of the invention
Therefore, in order to overcome above-mentioned of the prior art one or more defect, one of object of embodiment of the present disclosure is to provide the device of conduction current between a kind of rotor windings at machine and slip-ring device and comprises the motor of this device.
According to one side of the present disclosure, provide the device of conduction current between a kind of rotor windings at machine and slip-ring device, comprising: at least one group of conductive mechanism.Often organize described conductive mechanism to comprise: the conducting element formed with busbar (bar) element; First Connection Element, is suitable for the electrical connection of the first end of described conducting element and is mechanically connected to described slip-ring device; And second Connection Element, be suitable for the second end electrical connection of described conducting element and be mechanically connected to described rotor windings.
Compared with connecting with the wire of prior art, busbar element is favourable.Such as, the size of busbar element can easily be optimized, to be suitable for the rated current of motor.Therefore, this device can be utilized to conduct larger electric current.
According to an execution mode, described busbar element is flat busbar element.
According to an execution mode, described busbar element is copper busbar.
According to an execution mode, described machine comprises armature spindle, and has perforate in the end of described armature spindle, and wherein said conducting element be suitable at least partially be arranged in described perforate.
According to an execution mode, being suitable at least partially of described conducting element is basically parallel to described armature spindle and arranges.
According to an execution mode, described first Connection Element and the second Connection Element can be configured at least partially in the angled direction of described conducting element on extend.Such as, described first Connection Element and the second Connection Element can be configured to extend at least partially on the direction substantially vertical with described conducting element.
According to an execution mode, described first Connection Element is L shape lug (lug), and it has the second supporting leg being configured to described conducting element angled first supporting leg and being configured to be basically parallel to described conducting element.Such as, this first supporting leg can be configured to be substantially perpendicular to described conducting element.
According to an execution mode, described first supporting leg of described L shape lug is electrically connected and is connected busbar with the slip ring be mechanically connected in the described slip-ring device installed around the end of described armature spindle, and described second supporting leg of described L shape lug is electrically connected and is mechanically connected to the described first end of described conducting element.
According to an execution mode, described conducting element can comprise step part, and described step part is in the plane different from the remainder of described conducting element; And described second supporting leg of wherein said L shape lug is electrically connected and is mechanically connected to described step part.
According to an execution mode, described first Connection Element can be elastic coupling element.Like this, the thermal expansion of conducting element can be compensated.
According to an execution mode, described second Connection Element can comprise conducting sleeve.
According to an execution mode, described conducting sleeve can be suitable for extending described armature spindle.
According to an execution mode, described conductive mechanism also comprises connection busbar, and described connection busbar is suitable for being electrically connected to described conducting sleeve and rotor windings.Described second end of described connection busbar, described conducting sleeve and described conducting element is electrically connected and mechanical connection by through the conduction fixture in described conducting sleeve.Described connection busbar is electrically connected to the winding switching busbar in rotor.Therefore, conducting element can be electrically connected to rotor windings.
According to an execution mode, provide the insulating sleeve around described conducting sleeve.
According to an execution mode, provide around described conducting sleeve and insulating part at described insulating sleeve top.
According to an execution mode, provide securing member so that described connection busbar is fixed to described armature spindle.
According to an execution mode, described device also comprises supporting bracket to support the described first end of the described conducting element of the described conductive mechanism of each group and described first Connection Element.
According to an execution mode, described supporting bracket has the groove allowing the described first end of described first Connection Element and described conducting element to pass.
According to an execution mode, this device can comprise respectively for conductive mechanism described in three groups of three-phase of described rotor windings; Wherein each to organize described conductive mechanism insulated from each other and insulate with described axle.
According to an execution mode, described device also comprises the support component between at least one described first end at described conducting element and described second end, and described support component is configured to support described conducting element.
According to another aspect of the present disclosure, also provide a kind of slip ring motor, comprise rotor windings and slip-ring device.This slip ring motor also comprises the device of conduction current between the aforesaid rotor windings at machine and slip-ring device.The slip ring motor that should be appreciated that according to the embodiment of the present invention has the same advantage of above-mentioned device.
Accompanying drawing explanation
When reading the detailed description hereafter to exemplary embodiment by reference to the accompanying drawings, these and other object, feature and advantage will become apparent, in the accompanying drawings:
Fig. 1 shows the perspective view of the machine with rotor and slip ring, is wherein assembled between rotor and slip ring according to the device for conduction current between rotor windings and slip-ring device of embodiment of the present invention;
Fig. 2 shows the perspective view of the device for conduction current between rotor windings and slip-ring device according to embodiment of the present invention;
Fig. 3 shows the front view for one group of conductive mechanism in the device in Fig. 2 of a phase; And
Fig. 4 shows the cross sectional view of the device in assembling Fig. 1 in the machine.
Embodiment
Will now describe several illustrative embodiments to describe mechanism of the present invention and principle.Should be appreciated that these execution modes only for helping skilled in the art to understand and implementing the present invention, instead of limit the scope of the invention by any way.
Only describe various execution mode of the present disclosure with reference to accompanying drawing in detail by exemplary approach below.
Fig. 1 shows the perspective view of the machine with rotor and slip ring, is wherein assembled between rotor and slip ring according to the device for conduction current between rotor windings and slip-ring device of embodiment of the present invention.This machine can be motor, such as motor or generator.In illustrative embodiments below, motor is three phase electric machine.But the present invention is not limited to this, and this motor also can be monophase machine.
As shown in Figure 1, motor comprises rotor 10, and it has three rotor windings (not shown), the corresponding phase of each winding.Armature spindle 20 extends outwardly into a free end from rotor 10.Slip-ring device 30 is arranged on the free end of rotor windings 20.Device for conduction current between rotor windings and slip-ring device is arranged in axle 20.
As shown in Figure 1, slip-ring device 30 comprises strutting piece 31, and three slip rings 32 are arranged on strutting piece 31 with being isolated from each other.Each slip ring 32 is electrically connected to a rotor windings, using the electrical interface as a phase via said apparatus.When slip ring 32 rotates along with rotor 10, the wiper element being connected to stationary circuitry (not shown) can contact slip ring 32 to set up the current channel from rotor windings to stationary circuitry.
In execution mode in FIG, the device for conduction current between rotor windings and slip-ring device comprises three components not for the conductive mechanism of the three-phase of rotor windings.The perspective view of this device assembled in the armature spindle in Fig. 1 has been shown in Fig. 2.These three groups of conductive mechanism are identical each other.Only difference is that these three groups of conductive mechanism are connected respectively to three windings of rotor 10, and is connected respectively to three slip rings 32, to set up the electrical connection in the three-phase of motor respectively.
As shown in Figure 2, three groups of conductive mechanism can be arranged in axle 20 in the mode of the axisymmetrical about axle 20.Each group is organized mutually isolated with other, and also isolates with other parts except corresponding windings of axle 20 and rotor 10.
Fig. 3 shows the front view for one group of conductive mechanism in the device in Fig. 2 of a phase.According to an embodiment of the invention, as shown in Figure 3, often organize conductive mechanism and comprise the conducting element 11 formed by busbar element; First Connection Element 12, it is suitable for the electrical connection of the first end of conducting element 11 and is mechanically connected to slip-ring device 30; And second Connection Element 13, it is suitable for the second end electrical connection of conducting element 11 and is mechanically connected to rotor windings.
With reference to accompanying drawing 4, armature spindle 20 has the perforate on the free end of armature spindle 20, and conducting element 11 is arranged in this perforate substantially, and substantially parallel with axle 20.Conducting element 11 can respectively at its relative one end connection slip ring 32 and rotor windings.
Preferably, conducting element 11 is flat busbar elements, and it is preferably made of copper.The size of flat busbar element can design according to the rated current of motor.Be appreciated that conducting element 11 needs not to be strict flat or straight, but also can have some curvature or other shapes.And the cross section of conducting element 11 also can be arbitrary shape, as long as this conducting element 11 is suitable for being arranged in axle 20.
In the execution mode shown in Fig. 3 and 4, the first Connection Element 12 is lugs of L shape, and it has the first supporting leg at an angle to each other and the second supporting leg.Second supporting leg of the first Connection Element 12 can be fixed to conducting element 11 through the first hold-down screw 41 of the screw hole on the first end of the second supporting leg and conducting element 11.The slip ring that first supporting leg of the first Connection Element 12 can be fixed in the strutting piece 31 of slip-ring device 30 via the second hold-down screw 42 connects busbar (not shown).Like this, conducting element 11 is mechanically secured to slip-ring device at first end.Be assembled to after on conducting element 11, the first supporting leg of this first Connection Element 12 will be angled with conducting element 11, and the second supporting leg of the first Connection Element 12 will be basic parallel with conducting element.Preferably, the first supporting leg of the first Connection Element 12 is basically perpendicular to conducting element 11.
If the part being connected to the first Connection Element 12 of conducting element 11 is basically parallel to the axis of armature spindle 20, angle then between the first supporting leg of the first Connection Element 12 and the second supporting leg can be about 90 degree, so that the first supporting leg of the first Connection Element 12 is with the end face of the orientation laminating slip ring strutting piece 31 perpendicular to conducting element 11.
First Connection Element 12 be conduction and as electrical connector.The second hold-down screw 42 through the first supporting leg of the first Connection Element 12 extends into slip ring strutting piece 31, and is electrically connected to slip ring connection busbar.Slip ring connects busbar in slip ring strutting piece 31, is electrically connected to corresponding slip ring 32.Depend on the connected position of slip ring 32 on strutting piece 31, the second hold-down screw 42 also may pass other one or two slip rings 32.By known methods, the second hold-down screw 42 keeps insulating with other one or two slip rings 32.Like this, conducting connecting part 11 is connected busbar via the first Connection Element 12, second hold-down screw 42 with slip ring and is electrically connected to corresponding slip ring 32, keeps and other slip ring insulators simultaneously.
First Connection Element 12 can be elastic conductive component.According to the embodiment of the present invention, big current thermal expansion is being passed through once conducting element 11, can be forced by conducting element 11 with the first supporting leg of angled first Connection Element 12 of conducting element 11 and bend towards the direction of the end face away from slip ring strutting piece 31, still keep the mechanical connection between conducting element 11 with slip ring 32 by the first Connection Element 12 and be electrically connected simultaneously.Like this, the thermal expansion of conducting element 11 is compensated.
Can see from Fig. 1 and 4, the first Connection Element 12 is positioned at the outside of armature spindle 20, and the first end of conducting element 11 is also positioned at the outside of armature spindle 20.This provides convenience for user installation first hold-down screw and the second hold-down screw.
In order to provide convenient for installing further, and suitable air insulation distance is provided, conducting element 11 can have step part 17 (the clearest in Fig. 2 illustrate) at first end, and the first Connection Element 12 the second supporting leg be fixed to this step part 17.This step part is positioned at the plane different from the remainder of conducting element 11.When assembling this conducting element 11, step part 17 is set to the axis away from axle 20.Therefore, there is more spaces between the first end of adjacent conducting element 11 to install this first hold-down screw 42.Like this, the first hold-down screw 41 for each conducting element 11 can not interfere with each other, and it also avoid the electric connection between three-phase.
Preferably, the first end of conducting element 11 provides support plate 50, to support first end and first Connection Element 12 of conducting element 11.With reference to figure 1, supporting bracket 50 preferably has dish type.The groove that the first end of the second supporting leg and conducting element 11 that supporting bracket 50 has permission first Connection Element 12 passes.The quantity of groove corresponds to the quantity of the conducting element 11 in this device.
Before with the first hold-down screw 41 second supporting leg of the first Connection Element 12 being fixed to the first end of conducting element 11, supporting bracket 50 is pushed to the end face of slip ring strutting piece 31, make the first end of second supporting leg of the first Connection Element 12 of each group conductive mechanism and conducting element 11 through the corresponding groove in supporting bracket 50.Then, the first hold-down screw 41 is installed with the first end of the second supporting leg and conducting element 11 of fixing the first Connection Element 12.The first end of the second supporting leg and conducting element 11 that the size of groove is set to permission first Connection Element 12 passes, and simultaneously when supporting bracket 50 attempts outwards to move, groove is blocked by the first hold-down screw 41.As a result, supporting bracket 50 being axially held in place at armature spindle 20.
Due to supporting bracket 50, the first end of the conducting element 11 of three groups of conductive mechanism is fixed diametrically relative to each other.Like this, when conducting element 11 along with armature spindle 20 with work in High Rotation Speed time, centrifugal force on the first end of conducting element 11 will be cancelled, make distortion and the movement of the first end avoiding conducting element 11, which results in being more firmly connected between conducting element 11 with slip-ring device 30.
Should understand, supporting bracket 50 is nonconducting, to keep conducting element 11 insulated from each other.
According to an execution mode, as shown in Figure 4, the second Connection Element can comprise sleeve 13.The 3rd hold-down screw 43 is utilized sleeve 13 to be fixed to the other end of conducting element 11.Sleeve 13 also can angled with axle 20 (preferably substantially vertical).As shown in Figure 4, be installed to after on conducting element 11, sleeve 13 extends to axle 20 from the hole the circle wall of axle 20 outside.
As in Figure 2-4, also busbar 14 is connected for each provides mutually.Connection busbar 14 is fixed to the winding switching busbar 60 (see Fig. 1) on rotor 10.Winding switching busbar 60 is also electrically connected to corresponding rotor windings.Preferably, connecting busbar 14 is L shapes to provide the part being parallel to axle 20 so that connect the connection between busbar 14 and sleeve 13.
With reference to figure 1 and 4, when assembling the second Connection Element 13, first sleeve 13 is placed in the hole in the circle wall of axle 20.Then, sleeve 13 is aimed at the installing hole on the second end of the conducting element 11 in axle 20.Then, the 3rd hold-down screw 43 of conduction is installed the installing hole passed successively on the second end connecting the installing hole on busbar 14, the through hole on sleeve 13 and conducting element 11.Like this, connect busbar 14, sleeve 13 and conducting element 11 to be fixed together.And, connect busbar 14 and be fixed to winding switching busbar 60 by any way, such as, pass through hold-down screw.Therefore, conducting element 11 the second end via sleeve 13 be connected busbar 14 and be mechanically secured to rotor.
In order to strengthen mechanical connection, the 4th hold-down screw 44 can be provided further connection busbar 14 is fixed to armature spindle 20.
Because the first end of conduction busbar element 11 and the second end are fixed to slip-ring device 30 and rotor 10 respectively with hold-down screw, therefore conducting element 11 can not rock in axle 20 along with when rotor 10 rotates again.Compared with other connected modes of wire, screw connects also more reliable.
Sleeve 13, through sleeve 13 the 3rd hold-down screw 43 and to connect busbar 14 be all conduction, and as electrical connector.Like this, conducting element is also electrically connected to a rotor windings by via sleeve 13, the 3rd hold-down screw 43, connection busbar 14 and winding switching busbar 60.
3rd hold-down screw 43 of conducting sleeve 13, conduction and the connection busbar 14 of conduction are configured to meet the air insulation of other conductive surfaces and the requirement of creepage insulation to the distance between other conductive surfaces in this machine.
Preferably, provide the insulating sleeve 16 around conducting sleeve 13, to be improved to the air insulation of other conductive surfaces and creepage insulation.
Preferably, provide around conducting sleeve 13 and insulating part 15 at insulating sleeve 16 top to improve insulation further.Insulating part 15 still around the 4th hold-down screw 44, and can have full skirt to increase creepage distance.Insulating part 15 also can be conducive to connection busbar 14 being mechanically connected to armature spindle 20 and sleeve 13, because which provide larger area to contact.
By above-mentioned first Connection Element 12 and the second Connection Element 13, conducting element 11 is fixed in axle 20 by firm, and is connected electrically between rotor windings and slip ring.Because often organize conductive mechanism to comprise aforesaid same structure, each being respectively in the three-phase of machine of this device provides the electrical connection between rotor windings and slip ring mutually.
Preferably, as shown in Figure 2, at least one support component 18 can also be provided between the first end of conducting element 11 and the second end, to support and three conducting elements 11 in mutually isolated three groups of conductive mechanism.Like this, can guarantee that the conducting element 11 in three groups can not under centrifugal force be out of shape, and can not contact with each other and contact armature spindle 20 to cause less desirable electric connection.
Compared with connecting with wire of the prior art, busbar shape conducting element is favourable.The size of busbar shape conducting element can easily be optimized the rated current being suitable for motor.Therefore, this device can be utilized to conduct larger electric current.And, connect owing to avoiding wire, the mechanical connection between rotor windings with slip ring and be electrically connected more reliable.In addition, this device is easy to manufacture, because all elements can be fabricated to series of products, and this device can carry out injection moulding together with rotor injection moulding.Because this is easy to manufacture, therefore the cost of this device is lower.
Should understand, device according to the present invention is suitable for various motor, includes but not limited to synchronous/asynchronous/doubly-fed motor or generator.Also should understand, the quantity of the conductive mechanism group in this device also can greater or less than three groups, and this depends on the number of phases in motor.
When implementing of the present invention, by research accompanying drawing, the disclosure and appended claims, those skilled in the art can understand and implement other amendments of disclosed execution mode.In detail in the claims, " comprising " does not get rid of other elements or step, and "a" or "an" is not got rid of multiple.Illustrate that the simple fact of specific features does not represent that the combination of these features can not advantageously be used in mutually different dependent claims.Reference numeral in claim should not be interpreted as the restriction to its scope.
Claims (23)
1. the device of conduction current between the rotor windings and slip-ring device (30) of machine, comprising: at least one group of conductive mechanism; Wherein often organize described conductive mechanism to comprise:
With the conducting element (11) that busbar element is formed;
First Connection Element (12), is suitable for the electrical connection of the first end of described conducting element (11) and is mechanically connected to described slip-ring device (30); And
Second Connection Element, is suitable for the second end electrical connection of described conducting element (11) and is mechanically connected to described rotor windings.
2. device according to claim 1, wherein said busbar element is flat busbar element.
3. device according to claim 1 and 2, wherein said busbar element is copper busbar.
4. the device according to any one of claim 1-3, wherein said machine comprises armature spindle (20), and in the end of described armature spindle (20), there is perforate, and wherein said conducting element (11) be suitable at least partially be arranged in described perforate.
5. device according to claim 4, being suitable at least partially of wherein said conducting element (11) is basically parallel to described armature spindle (20) and arranges.
6. the device according to any one of claim 1-5, wherein said first Connection Element (12) and the second Connection Element be configured at least partially in described conducting element (11) angled direction on extend.
7. device according to claim 6, wherein said first Connection Element (12) and the second Connection Element are configured to extend at least partially on the direction substantially vertical with described conducting element (11).
8. the device according to any one of claim 1-7, wherein said first Connection Element (12) is L shape lug, and it has and is configured to and angled first supporting leg of described conducting element (11) and the second supporting leg being configured to be basically parallel to described conducting element (11).
9. device according to claim 8, described first supporting leg of wherein said L shape lug is electrically connected and is connected busbar with the slip ring be mechanically connected in the described slip-ring device (30) installed around the end of described armature spindle (20), and described second supporting leg of described L shape lug is electrically connected and is mechanically connected to the described first end of described conducting element (11).
10. device according to claim 8, wherein said conducting element (11) comprises step part (17), and described step part (17) is in the plane different from the remainder of described conducting element (11);
And described second supporting leg of wherein said L shape lug is electrically connected and is mechanically connected to described step part (17).
11. devices according to any one of claim 1-10, wherein said first Connection Element (12) is elastic coupling element.
12. devices according to any one of claim 1-11, wherein said second Connection Element comprises conducting sleeve (13), and described conducting sleeve (13) is suitable for extending described armature spindle (20).
13. devices according to claim 12, wherein said conductive mechanism also comprises and connects busbar (14), and described connection busbar (14) is suitable for being electrically connected to described conducting sleeve (13) and rotor windings.
14. devices according to claim 13, described second end of wherein said connection busbar (14), described conducting sleeve (13) and described conducting element (11) is by through conduction fixture (43) electrical connection of described conducting sleeve (13) and mechanical connection.
15. devices according to claim 13 or 14, wherein said connection busbar (14) is electrically connected to the winding switching busbar (60) in rotor (10).
16. devices according to any one of claim 11-15, wherein provide the insulating sleeve (16) around described conducting sleeve (13).
17. devices according to any one of claim 11-16, wherein provide around described conducting sleeve (13) and insulating part (15) at described insulating sleeve (16) top.
18. devices according to any one of claim 13-17, wherein provide securing member (44) so that described connection busbar (14) is fixed to described armature spindle (20).
19. devices according to any one of claim 1-18, wherein said device also comprises supporting bracket (50) to support described first end and described first Connection Element (12) of the described conducting element (11) of the described conductive mechanism of each group.
20. devices according to claim 19, wherein said supporting bracket (50) has the groove allowing the described first end of described first Connection Element (12) and described conducting element (11) to pass.
21. according to device in any one of the preceding claims wherein, comprises respectively for conductive mechanism described in three groups of three-phase of described rotor windings;
Wherein each to organize described conductive mechanism insulated from each other and insulate with described axle (20).
22. according to device in any one of the preceding claims wherein, wherein said device also comprises the support component (18) between at least one described first end at described conducting element (11) and described second end, and described support component (18) is configured to support described conducting element (11).
23. 1 kinds of slip ring motors, comprise rotor windings, slip-ring device (30), and the rotor windings at machine according to any one of claim 1-22 and the device of conduction current between slip-ring device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438825.1A CN105375697A (en) | 2014-08-29 | 2014-08-29 | Apparatus for conducting current between rotor winding and slip ring device and motor |
| PCT/EP2015/069674 WO2016030471A1 (en) | 2014-08-29 | 2015-08-27 | Arrangement for conducting electric current between rotor windings and slip-ring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410438825.1A CN105375697A (en) | 2014-08-29 | 2014-08-29 | Apparatus for conducting current between rotor winding and slip ring device and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105375697A true CN105375697A (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410438825.1A Pending CN105375697A (en) | 2014-08-29 | 2014-08-29 | Apparatus for conducting current between rotor winding and slip ring device and motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105375697A (en) |
| WO (1) | WO2016030471A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849451A (en) * | 2016-12-25 | 2017-06-13 | 中船重工电机科技股份有限公司 | The star point ring structure of double fed asynchronous wind power generator rotor winding |
| CN113875134A (en) * | 2019-05-24 | 2021-12-31 | 弗兰德有限公司 | Rotor for rotating electric machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240030787A1 (en) * | 2020-12-23 | 2024-01-25 | Siemens Gamesa Renewable Energy Innovation & Technology S.L. | Electric connection for a rotor winding of an electrical generator |
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| US2286871A (en) * | 1940-08-03 | 1942-06-16 | Allis Chalmers Mfg Co | Lead connection for dynamoelectric machines |
| GB873836A (en) * | 1957-01-25 | 1961-07-26 | Gen Electric Co Ltd | Improvements in or relating to rotors for dynamo - electric machines |
| CH446505A (en) * | 1966-12-07 | 1967-11-15 | Bbc Brown Boveri & Cie | Shaft coupling for the mechanical and electrical connection of the rotor shaft of a turbo generator with a separate shaft |
| EP0043387A1 (en) * | 1980-07-04 | 1982-01-13 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Electric-connection arrangement |
| DE3248219A1 (en) * | 1982-12-15 | 1984-07-12 | BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau | Electrical power supply to the rotor winding through a hollow shaft |
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2014
- 2014-08-29 CN CN201410438825.1A patent/CN105375697A/en active Pending
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2015
- 2015-08-27 WO PCT/EP2015/069674 patent/WO2016030471A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849451A (en) * | 2016-12-25 | 2017-06-13 | 中船重工电机科技股份有限公司 | The star point ring structure of double fed asynchronous wind power generator rotor winding |
| CN106849451B (en) * | 2016-12-25 | 2023-03-24 | 中船重工电机科技股份有限公司 | Star-shaped contact ring structure of rotor winding of doubly-fed asynchronous wind generator |
| CN113875134A (en) * | 2019-05-24 | 2021-12-31 | 弗兰德有限公司 | Rotor for rotating electric machine |
| CN113875134B (en) * | 2019-05-24 | 2022-04-19 | 弗兰德有限公司 | Rotor for rotating electric machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016030471A1 (en) | 2016-03-03 |
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