CN104471839A - Element for holding winding wires of an electric machine stator - Google Patents
Element for holding winding wires of an electric machine stator Download PDFInfo
- Publication number
- CN104471839A CN104471839A CN201380031164.4A CN201380031164A CN104471839A CN 104471839 A CN104471839 A CN 104471839A CN 201380031164 A CN201380031164 A CN 201380031164A CN 104471839 A CN104471839 A CN 104471839A
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- China
- Prior art keywords
- strutting piece
- stator
- holding element
- arm
- maintenance
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Classifications
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- 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
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
Abstract
The invention concerns an element (200) for holding winding wires for the stator (300) of an electric machine, the element comprising an annular support (201) with an internal periphery and an abutment face (207) which is to be placed flat against an end face of the stator. The wire-holding element also comprises systems (220) for anchoring stator winding wires disposed on the support (201) on the side opposite the abutment face (207).
Description
Technical field
The present invention relates to a kind of element of maintenance of winding wire of the stator for motor.The present invention has unique advantage, but is not used to the proprietary application of the compressor of the air-conditioning coolant fluid of motor vehicles.
Background technology
Motor is known as and comprises stator and the axle all-in-one-piece rotor with driving screw compressor (being also referred to as " screw compressor ").Such system comprises two vortexs inserted, and such as blade is taken out and compresses refrigerant fluid with pump.Usually, one in vortex is fixed, and another is arranged and non rotating prejudicially, such as takes out with pump, then blocking also compressed fluid bag between kink.Such system such as describes in file EP1865200.
Stator comprises the body be made up of laminated sheet, to reduce Foucault current.The arm that body has annular wall (being called head) on its outer periphery and extends from the inner rim of annular wall, wherein neighboring and the body contact included by electric rotating machine.This housing, is also referred to as shell, is configured to the such as rotor axle by means of ball bearing and/or needle bearing, as what such as can find out in Fig. 1 and 2 of file EP1865200.
Stator arm has radial and axial orientation.They are distributed on the wall of rotor body, and extend towards the inside of stator on the direction of rotor.Between the free end of arm, have air gap, define the inner rim of stator body and the neighboring of rotor, its rotor can be the rotor with permanent magnet.Arm limits the recess of inwardly opening together with annular wall, and described arm is designed to receive winding, and this winding is such as the form of coil, to form multi phase stator, and the stator of such as three-phase type.
In order to obtain the coil of stator winding, winding operation is performed, and this operation comprises and being wound around around different pole by conductor wire.The magnet exciting coil of each pole is electrically connected to each other by the connecting line of serial or parallel connection.The end of the line of coil must be fixed, and makes to perform winding operation by rights.
Summary of the invention
The object of the invention is during winding operation, allow effectively hooking of the end of the line of coil.
For this purpose, the present invention proposes a kind of element of maintenance of the winding wire for stator, it is characterized in that this element comprises annular support member, this strutting piece has the stayed surface that inner rim is placed with the end surface of the axial annular part being designed to the stator against motor, and there is the arm of the axis extending to stator from the inner rim of described annular section, and be characterised in that this element also comprises anchor system, this anchor system be positioned at strutting piece in contrast on surface-supported side, to ensure the maintenance of the winding wire of stator.
According to an embodiment, each anchor system is formed by pin with around the groove that this pin is arranged.
According to an embodiment, this groove has on the whole the shape of " U " shape form, and it has towards Liang Ge branch each other, and the two ends of this Liang Ge branch are in the inner periphery side upper shed of strutting piece.
According to an embodiment, pin has the oval form of circumference.
According to an embodiment, the lateral surface of pin has round and smooth form.
According to an embodiment, the pin with the form of parallelepiped on the whole comprises substantially smooth or very slightly round and smooth longitudinally surface and has the longitudinal surperficial lateral surfaces of connection of round and smooth form.
According to an embodiment, in stayed surface side, the inner rim of holding element strutting piece comprises the depression of the end of the insulator of the recess of the inside being designed to receive the recess being positioned at stator.
According to an embodiment, the depression being arranged on the inner rim of strutting piece is by the delimited of axis being substantially perpendicular to strutting piece, and the rectangular delimited extended by the surface of the inner rim being parallel to strutting piece.
According to an embodiment, holding element comprises the system of the maintenance of the line stock of the line for winding, and this system is positioned on strutting piece, in contrast on surface-supported side.
According to an embodiment, each system for the maintenance of line stock comprises substrate and tongue, and wherein said tongue extends on the surface facing the outside of strutting piece of substrate on radial surface.
According to an embodiment, the lateral cross section with each substrate of axial extension for the system of the maintenance of line stock is trapezoidal form.
According to an embodiment, the system for the maintenance of line stock is inserted between two continuous print anchor systems, and anchor system and the system for the maintenance of line stock in the circumference of strutting piece are replaced.
According to an embodiment, strutting piece is also included at least two bayonet units on its stayed surface, to contribute to the angled location of insulation component on the end surface of stator.
According to an embodiment, strutting piece comprises cavity on its stayed surface, this cavity be designed to stator to be positioned at same rivet circumferentially relative.
According to an embodiment, two continuous surfaces defining the inner rim of strutting piece of strutting piece relative to each other tilt according to the shape of " V " shape form.
According to an embodiment, holding element also comprises:
---arm, this arm circumferentially distributes around strutting piece, and extends from the inner rim of strutting piece towards the inner radial of element relative to strutting piece, and
---edge, this edge extends on the both sides of arm.
Accompanying drawing explanation
The present invention will pass through the description of reading below and better be understood with reference to accompanying drawing.These accompanying drawings improve just to graphic object of the present invention, never play the effect of restriction.
Fig. 1 a and 1b shows the perspective view seen above and below electric insulation element according to the present invention.
Fig. 2 shows the detailed view of the depression according to insulation component of the present invention, and this concave design is the insulator of the recess receiving stator.
Fig. 3 shows from the view viewed from the top of the arm of insulation component according to the present invention.
Fig. 4 a shows the view viewed from the top of the system of the anchoring of the line from the coil for insulation component according to the present invention.
Fig. 4 b shows the viewgraph of cross-section of the anchor system according to the plane D-D in Fig. 4 a.
Fig. 5 a shows from the view viewed from the top of the bayonet unit of insulation component according to the present invention.
Fig. 5 b shows the viewgraph of cross-section of the bayonet unit according to the plane B-B in Fig. 5 a.
Fig. 6 shows from the perspective view viewed from the top being provided with the stator of the assembling of insulation component according to the present invention.
The perspective view that the stator that Fig. 7 shows Fig. 6 is seen from below.
Fig. 8 a and 8b shows the perspective view seen above and below another electric insulation element.
Fig. 9 and 10 is front views of the front-end and back-end of stator in Fig. 6 and 7.
Figure 11 is the perspective view of the stator do not had in Fig. 6 and 7 of coil.
Figure 12 shows the contact area between the arm of stator and the arm of insulator.
Identical, similar or similar element has identical Reference numeral from a figure to another figure.
Embodiment
Fig. 1 a and 1b and 12 shows the element 200 of the maintenance of the winding wire of the stator for electric rotating machine, and this electric rotating machine is such as the compressor of the air-conditioning coolant fluid of motor vehicles.As a modification, this machinery comprises alternating current generator or motor.Element 200 electric insulation.It can be made up of mouldable plastic material, such as PA6.6.The element 200 be made up of plastic material can by fiber, such as glass fibre and strengthening.Element 200 for the maintenance of line comprise on its outer periphery, for having the strutting piece 201 of the form of the ring of the axis X of axial orientation, and the arm 202 of circumference distribution, this arm 202 extends from the inner rim of strutting piece 201 towards the inside of element 200.Each of these arms 202 stops at edge 205 at their free end, edge 205 on the both sides of arm 202 circumferentially and axially extend on the direction on the inner support surface 207 in contrast to element 200.The effect at edge 205 keeps excitation winding in radial directions, and the radial arm 302 of this winding around each pole of stator 300 is wound around, and wherein stator 300 can be found out from Fig. 6,7,11.To remember, stator 300 comprises the body being configured as one group of plate, the arm 302 that this body has the annular wall 301 (Figure 11) on described body peripheral limit and extends from the inner rim of annular wall 301, and described annular wall 301 is called as head.The circumference distribution equably of these arms 302, and inwardly extend on the direction of the rotor of machinery, described machinery such as has the rotor of permanent magnet.Recess 308 defines by arm 302 in couples, and returns at its free end, and does not have Reference numeral.
As can as seen from Figure 12, stayed surface 207 be designed to place against the radial end faces 307 of stator 300, and this element 200 has the outer surface in contrast to stayed surface 207.Arm 202 is uniformly distributed on the inner rim of strutting piece 201, and is designed to support with the arm 302 of the form of correspondence against stator 300.In this case, there are 15 arms 202 of insulation component, be similar to the arm 302 of stator 300.
Recess 208 is defined as form corresponding to the recess 308 of stator 300 and size by the arm 202 of strutting piece 201, edge 205 and inner rim.More specifically, as shown in Figure 3, arm 202 comprises the lateral surface 210 with radial directed, and edge 205 comprises towards the surface 211 of the outside of recess 208.Edge 205 also comprises on the both sides of arm 202 two surfaces 212 towards recess 208 inside.These surfaces 212 tilt with angle A relative to lateral surface 210.Arm 202 is symmetrical relative to their midplane (Fig. 1 b), and extends relative to axis X radial direction.
Between two continuous print arms 202, the inner rim of strutting piece 201 has two surfaces 214, and these two surfaces 214 extend perpendicular to arm 202, and intersect according to the straight line with Reference numeral D1 perpendicular to the paper in Fig. 3.Define the surface 214 of the inner rim of strutting piece 201 thus relative to each other tilt according to the shape being configured as " V " between two contiguous arm 202.Perpendicular in the plane of axis X, first through axis X and straight line D1 straight line D2 and second through the midplane P1 of arm 202 straight line D3 the angle B that formed be relatively little, such as about 10 °.
Each of recess 208 is defined by two inclined surfaces 214 of the inner rim of strutting piece 201 and two surfaces 212 of corresponding edges 205, and wherein two lateral surface 210 of arm 202 are towards each other.
The recess 308 of stator has identical form with recess 208.Opening is there is in attention between two edges of single recess 208,308.These openings allow passing through of the pin of the formation of the coil of the polyphase windings belonging to stator 300, in the mode hereinafter described.The free end of arm 202,203 defines the air gap of the neighboring of the rotor relative to electric rotating machine in known manner, all stators in this way with permanent magnet of described stator.
Shown by Fig. 1 b and 2, on stayed surface 207 side, each of the arm 202 of strutting piece 201, edge 205 and inner rim comprises the depression 216 be arranged in the thickness of material, and this concave design is the insulating end of the recess 400 receiving (Figure 11 and 12) stator 300.In fact, stator 300 is equipped with recess 400 insulator, and it is the form of meticulous barrier film, is made up of electric insulation and Heat Conduction Material, such as, be known as the aramid fiber material of the type of Nomex (Nomex nylon) (Nomex, registered trade mark).This meticulous barrier film is folded makes each recess insulator place against the inside axial walls 306 of stator 300 between two adjacent poles.Can be contained in the inside of the depression 216 insulation component 200 from the end of the axially extended recess insulator of stator 300, as can be as seen from Figure 12.These insulators 400 have narrow thickness (in Figure 12 0.24mm).The degree of depth of these depressions 216 is suitable for the degree of depth (in Figure 12 0.5mm) of insulator 400.
The rectangular delimited that these depressions 216 in arm 202 are extended with the lateral surface 210 being arranged essentially parallel to arm 202 by the surface being substantially perpendicular to axis X.Be positioned at the rectangular delimited that the depression 216 in the edge 205 in the continuous portion of the depression 216 in arm 202 is extended with the surface 212 being parallel to the edge facing recess 208 by the surface being substantially perpendicular to axis X.Be positioned at the rectangular delimited that depression 216 in the continuous portion of the depression 216 of arm 202, to be arranged on strutting piece 201 inner rim is extended by the surface being substantially perpendicular to axis X and the surface 214 of inner rim that is parallel to strutting piece 201.Therefore, depression 216 follows the profile of recess 208.
According to a feature, on the outer surface, strutting piece 201 comprises the anchor system be shown in Fig. 1,4a and 4b, and this anchor system makes it possible to maintain and the line, the particularly input line of these coils 600 of the polyphase windings of direct packets vinculum circle 600 (Fig. 6,7,9 and 11) stator 300.These anchor systems 220, in this case with the quantity that arm 202 is identical, and are positioned on the strutting piece 201 in the vicinity of the neighboring of arm 202.Each anchor system 220 is formed by pin 223 with around the groove 224 being configured as " U " form that pin 223 is arranged.Pin 223 has the oval form of circumference, and comprises two longitudinally surface and two lateral surface, and these two longitudinal surfaces can have round and smooth form, and these two lateral surface can be round and smooth and connect described longitudinally surperficial.Groove 224 is defined by the lateral surface of pin 223 and the orientating the wall around pin 223 as of strutting piece 201, and described lateral surface is round and smooth in this situation.As found out from Fig. 4 a and 4b, the branch 228 of " U " towards each other and the two ends be arranged essentially parallel to each other on the wall of inner rim defining strutting piece 201 in arm 202 side upper shed.In the circumference of strutting piece 201, preferably relative to the midplane P1 of counterpart arm 202, (Fig. 1 a) angularly departs from for the midplane P2 of pin 223.In this embodiment, the midplane P2 of pin 223 preferably slightly angularly departs from relative to the midplane P1 of arm 202.
During winding operation, the line of coil 600 through groove 224, and is supported in the lateral surface of pin 223 simultaneously, this thus make it possible to guide the line of coil and line is remained be wound around around pin 223.Preferably, the pin 223 with overall parallelepiped form comprises substantially smooth or very slightly round and smooth longitudinally surface and lateral surfaces 223, and this lateral surfaces forms the lateral surface of pin 223 and connects longitudinally surface.These surfaces 223 have round and smooth form to avoid the damage of the line to coil.Pin 223 has height H 1, and this height is measured according to axial direction, and this height H 1 is greater than the depth H 2 of groove 224 slightly, and each pin 223 is slightly extended from the wall defining groove 224 in the side relative with stayed surface 207.
As can as can be seen from Fig. 1 a, 1b and 6, according to a feature, strutting piece 201 also comprises the system 230 of the maintenance for line stock 236 on its outer surface.These systems 230 are inserted between two continuous print anchor systems 220.Therefore anchor system 220 and the system 230 for the maintenance of line stock alternately exist.Each of keeping system 230 is positioned between two continuous print arms 202.In order to retention wire stock 236, each keeping system 230 comprises substrate 232 and tongue 233, and it is trapezoidal extension that this substrate 232 has lateral cross section, and this tongue is positioned at the top facing the surface of the outside of strutting piece 201 of substrate 232.It is preferably smooth that this faces outside surface.Tongue 233 extends on sagittal plane, and is preferably positioned at the At The Height of the thickness corresponding to line stock 236.
As shown in Figure 6, tongue 233 thus ensure that the maintenance of the retention wire 237 facing the surface support of the outside of strutting piece 201 against the surface of the stayed surface 207 facing strutting piece 201 of tongue 233 and substrate 232.Retention wire 237 also supports against the lateral surface of substrate 232, and above line stock 236 and the below of the hair worn in a bun or coil of stator, such as line stock 236 to be remained the hair worn in a bun or coil against coil 600.Should remember, in this this situation, described hair worn in a bun or coil corresponds to the axial end portions of coil 600, and it is axially given prominence to relative to each outer radial ends surface of stator.
Each line stock 236 is formed by multiple torsion line of the coil 600 of the phase corresponding to stator.In this case, because stator 300 has 3 phases and 15 coils, each line stock 236 comprises the line being associated with 5 coils 600.As a modification, after the assembly of multiple anchor system 220 (such as two or three), exist the system of the maintenance being used for line stock 236 alternately.As being clear that from Fig. 4 b, between the lateral surface 22 and the surface 21 defining groove 224 of strutting piece 201 of substrate 232, there is horizontal shoulders.
On the stayed surface 207 of strutting piece 201, the strutting piece 201 of insulation component 200 comprises at least two buckles (clamping) device 242, this device shown in Fig. 1 b, 5a and 5b, to contribute to angled location and thus the centering of insulation component 200 during installation on the end surface of stator of insulation component 200.For this reason, cooperate during device 242 is designed to by being entered to be arranged on by buckle (clamping) on each radial end faces of stator 300 corresponding opening.According to an embodiment, each of device 242 is formed by two parts 242 had in contrast to the cylinder of flat surfaces each other.These flat surfaces are separated by such space, and when two parts 244 are inserted in the inside of the opening of stator 300, this space allows these two parts 244 strain toward each other.The free end of cylindrical section 244 is cut sth. askew.
On a support surface, strutting piece 201 also comprises the cavity 250 be shown in Fig. 1 b and 2, and this cavity 250 such as has circular form, and is designed to relative with the rivet be positioned in same circumference of stator 300.These rivets are advantageously made up of such as stainless non-magnetic material, from the stacking side of the plate of stator 300 axially through opposite side, with the maintenance ensureing plate and the formation of assembly that can handled and transport.Therefore, the stayed surface 207 of insulation holding element 200 is not interfered with the rivet of plate group.
Should recognize, as found out better from Fig. 7 and 11, another electrical insulation parts 200' is implanted in the level place of another radial end faces of stator 300.This insulator 200' and insulator 200 one-tenth mirror image.On strutting piece 201', it has arm 202, this arm have extend from the inner rim of strutting piece 201' edge 205, recess 208, for the depression 216 of the reception of recess insulator 400 and two buckle (clamping) devices 242.The difference of this insulator 200' and insulator 200 is only its strutting piece 201'.More specifically, this insulation component 200' has support section, and this support section does not have anchor system 220 and keeping system 230.Just as insulator 200, electrical insulation parts 200' can be made up of mouldable plastic material, such as PA6.6.The element 200' be made up of plastic material can by fiber, such as glass fibre and strengthening.
As can be apparent from specification and accompanying drawing, the arm 202 of insulator 200 and 200' and insulator 400 be by the plate group electric insulation of the coil 600 (being three-phase type in this case) of stator winding 300 relative to stator 300.The line of protective winding 600 in the process that they are also wound around around the arm of stator 300 at conductor wire.More specifically, be such as covered with each arm 302 around stator of the line of the copper cash of the electric insulation layer of such as enamel or the coil 600 of aluminum steel and insulator 200, the arm 202 be associated of 200' is wound around.Between two coherent arms 202,302, there is passage, as found out from Fig. 9 and Figure 10, make single recess receive two half coils 600.
In a variant embodiment, the arm 202 of insulation component 200' can have the raceway groove of inclination in its outer surface, to contribute to the change of the row during being wound around, this winding operation comprise by conductor wire around different pole be wound around with the winding obtaining stator.The excitation winding of each pole is electrically connected to each other by the connecting line of serial or parallel connection.Also be like this for holding element 200, this holding element 200 can have raceway groove to contribute to the winding during winding operation.Raceway groove does not tilt in this case.
According to an embodiment, insulation component 200 has the diameter L1 of about 10cm.This diameter L1 is less than the overall diameter of stator 300 slightly, to allow the mount support of motor (brace) passing through along the lateral surface of stator 300.For this reason, stator has the depression 321 passed through for support on the periphery thereof.Also be like this for insulation component 200,200', as can be as seen from Figure 7.In the circumferential, its diameter is greater than the diameter of the rivet of the plate group for fixed stator to stenter to implant.Element 200 has the height L2 of about 11mm.Groove 224 has the width of about 1mm.Pin 223 has the end at the height L3 place of the about 9mm be positioned at relative to stayed surface 207.Arm 202 has the length L4 of about 15mm.The surface 212 at edge 205 tilts relative to the lateral surface 210 of arm, such as, tilt with the angle A of about 60 °.First through axis X and straight line D1 straight line D2 and second through the midplane of arm straight line D3 the angle B that formed be such as about 10 °.Bayonet unit 242 is relative to each other with the angular separation of about 170 °.Cavity 250 has the degree of depth being slightly greater than 1mm.In the embodiment of showing, insulation component 200 comprises 15 arms, 15 keeping systems and 15 anchor systems for the stator with 15 coils.Should recognize, the size of the quantity of element and these elements, adapt to according to by by the structure of stator 300 that insulate, and particularly in the size and number of arm 301 and the size of winding wire of stator.Insulation component 200 is made up of non-conducting material, and the material be such as made up of the plastics based on glass fibre is made.
During installation, holding element 200 is placed via the end surface of its stayed surface 207 against stator 300, and bayonet unit 242 is cooperated with the opening in corresponding stator 300.Also be like this for insulator 200'.The location of element 200,200' makes the end of the insulator of the recess in the inside of the recess 308 (Figure 11) being previously positioned at stator 300 be accommodated in the inside of the depression 216 in insulation component 200, and the end of the insulator of wherein said recess axially extends from stator 300.
Then the operation of the winding of coil performs by means of pin empty in the heart wherein, to allow passing through relative to stator circumference, axis and the radial line arranged.The assembly that then line of coil is formed around the arm 202 by the arm 302 of stator 300 and insulation component 200,200' and being wound around, to form different pole.Therefore, coil 600 has two ends, is called hair worn in a bun or coil, and described two ends are arranged on the both sides of arm 302 of stator.In this case, coil 600 has trapezoidal form, as can be as seen from Figure 7.Groove 224 is passed, such as to be kept in place by anchor system 220 in the end of the line guided by the lateral surface of pin.The hair worn in a bun or coil of coil 600 is kept by the edge 205 of arm 202.It should be noted that the passage existed between two of single recess 208,308 edges 205 in succession for pin.
The line composition line stock 236 of the coil of each phase, described line stock 236 is positioned at according to circular path on the neighboring of the hair worn in a bun or coil of coil 600.In order to be held in place by line stock 236, retention wire 237 is located against the rear surface of keeping system 230, and locates against the surface facing stayed surface 207 of tongue.Retention wire 237 is also located against the inclined surface of substrate 232, such as to return towards axis X and through the top of line stock 236.Line 237 below line stock 236, with thus hooked around new keeping system.Retention wire 237 follows the path of the crenellation of the whole circumference be configured as around strutting piece 201, to advance to another from a keeping system 230.
Should recognize, line stock 236 is arranged as such as to form passage, as found out from Fig. 8 and 9.
As from accompanying drawing, and become apparent from Fig. 7 especially, the location of depression 321 is corresponding to the angle location of opening be arranged in the closure flange of machinery, and passing through of described opening Assurance component support, described flange belongs to the housing of support stator body.More specifically, in this case, housing comprises 3 parts, i.e. the mid portion of the annular wall of the stator of support motor, and this motor such as the compressor of the air-conditioning coolant fluid of motor vehicles, and is arranged on two flanges on the both sides of mid portion.One in the flange cavity with the scroll of supports compressor, and another flange support compressor be integrated in control electronic installation in motor and axially outstanding.Support, such as, be configured as screw, is connected to each other by the mode of the depression 321 in stator by flange, and such as this stator is sintered via its annular wall 301 and is pressing from both sides in mid portion between the flanges.Advantageously, mid portion comprises the sintering section that the sintering for the wall 301 of stator is installed.Passage is had between two sintering sections in succession.These passages are relative depressions 321.The section of sintering is separated by passage.The neighboring of wall 301 becomes to sinter with the inner rim of sintering section and contacts.These passages are relative depressions 321, make not interfered with the mid portion of housing by the support of passage.Mid portion can be filled with coolant fluid.This fluid can be passed through the space between coil 600 and line stock 236.
Should be noted that, the end of line stock 236 is wrapped by, for the formation of axially outstanding end 236', this end 236' is designed to pass through the support lugn for electronic installation in a sealing manner, it comprises the inverter such as described in file EP0831580, wherein with reference to file EP0831580.End 236' is constructed to the arm being connected to inverter, as described in file EP0831580.In this embodiment, the rotor of the motor of compressor has permanent magnet, and this permanent magnet preferably embeds in the rotor.Permanent magnet can have radial orientation.In this embodiment, rotor comprises the body of the form of the plate group being formed as being provided with holder, and it can have radial directed, to hold magnet.The arm that the rotor formed by laminated sheet can comprise center core and extend relative to core radial direction.Each of these arms comprises two edges, and these two edges circumferentially extend on the both sides of arm.Permanent magnet is positioned at the inside of holder, each of holder is defined by relative to each other two surfaces of two alternate arms, the outer surface of core of rotor and the edge of arm, described arm has interior section, this interior section has less constant width, this interior section extends and the Part II broadened by the direction of the neighboring at stator prolongation from center core, such as, describe in the file FR1161019 applying on December 1st, 2011.
Should recognize, spring can be provided between the outer surface of core and the inner surface of magnet, wherein each spring is positioned in the holder of permanent magnet, to keep permanent magnet against the maintenance at holder edge, be wherein inserted with as applied for the flexible blade described in the file FR1254949 on May 30th, 2012.There is every one end place of the implantable plate group at rotor of balance flange of counterpoise, as described in aforesaid file FR1254949.In file FR1254949, rotor comprises 10 permanent magnets with oblique angle inner end.This structure, is associated with the structure of the stator in Fig. 1 and 5, allows good the passing through of magnetic current.As modification, the holder for permanent magnet can have constant width.
The plate group of rotor can be integral with axle, and this axle itself is integral with the moveable scroll of compressor.In such embodiment, compressor does not have belt wheel, and for the electronic-controlled installation of motor and flange integral, and simultaneously integrated enter compressor.The stators and rotators of motor is immersed in coolant fluid.
Should recognize, those skilled in the art can change the form of the insulation component 200 of stator.Especially, edge 205 and arm 202 can be eliminated, only to keep strutting piece 201.This strutting piece 201 can only comprise anchor system 220, or only comprises the combination of anchor system 220 and line stock keeping system 230.Also alternatively, strutting piece 201 only can use line stock keeping system 230.
Should recognize, as modification, insulator 400 can be two parts, each part and element 200, one of 200' integral.As modification, arm 202 can be integral with insulator 400, and this insulator 400 is advantageously two parts, for being different from the formation of coil insulator 600 of strutting piece 200,201'.
Pin 223, it has circumferential oval form, can be used as modification and has elliptical form.These pins 233 can have the form of parallelepiped, have two smooth longitudinally surfaces and is connected the lateral surfaces on longitudinal direction surface substantially.The ridge of pin 223 advantageously has round and smooth form.Groove 224 thus there is the shape of " U " form on the whole.Depression 321 can have another form, and can comprise flat base and two lateral edge, as shown in Fig. 6 and 11.
Claims (16)
1. the element for the maintenance of the winding wire of stator (200), it is characterized in that described element comprises annular support member (201), described annular support member has the stayed surface (207) that inner rim is placed with the end surface of the axial annular part being designed to the stator (300) against motor, and there is the arm (301) extending to the axis of described stator from the inner rim of this annular section, and be that described element also comprises anchor system (220), described anchor system is positioned on the side relative with described stayed surface (207) of described strutting piece (201), to ensure the maintenance of the winding wire of described stator.
2. holding element according to claim 1, is characterized in that each anchor system (220) is formed by pin (223) with around the groove (224) that described pin (223) is arranged.
3. holding element according to claim 2, it is characterized in that described groove (224) has on the whole the shape of " U " shape form, and having towards Liang Ge branch (228) each other, two ends of this Liang Ge branch (228) are in the inner periphery side upper shed of described strutting piece (201).
4. holding element according to claim 3, is characterized in that described pin (223) has the oval form of circumference.
5. holding element according to claim 4, is characterized in that described pin (223) has oval form.
6. holding element according to claim 3, it is characterized in that described pin (223) has the form of parallelepiped on the whole, and described pin comprises substantially smooth or very slightly round and smooth longitudinally surface and has the described longitudinally surperficial lateral surfaces of connection of round and smooth form.
7. according to the holding element described in claim 1 to 6, it is characterized in that on described stayed surface side (207), the inner rim of described strutting piece (201) comprises the depression (216) of the end of the insulator of the recess in the inside being designed to receive the recess being positioned at described stator.
8. holding element according to claim 7, is characterized in that being arranged on the rectangular delimited that depression (216) in the inner rim of described strutting piece (201) is extended by the surface of axis (X) and the surface (214) of inner rim that is parallel to described strutting piece (201) that are substantially perpendicular to described strutting piece (201).
9., according to the holding element described in claim 1 to 8, it is characterized in that the system (230) of the maintenance of the line stock (236) of the line comprised on the side relative with described stayed surface (207) for being positioned at the winding on described strutting piece (201).
10. holding element according to claim 9, it is characterized in that comprising substrate (232) and tongue (233) for each system (230) of the maintenance of line stock (236), wherein said tongue extends on the surface facing the outside of described strutting piece (201) of described substrate (232) on sagittal plane.
11. holding elements according to claim 10, is characterized in that the lateral cross section with each substrate of axial extension of the described system (230) for the maintenance of line stock (236) is trapezoidal form.
12. according to the holding element described in claim 9 to 11, it is characterized in that the system (230) of the maintenance for line stock is inserted between two anchor systems (220) in succession, make the system (230) of described anchor system (220) and the maintenance for line stock on the circumference of described strutting piece (201) alternately.
13. according to the holding element described in claim 1 to 12, it is characterized in that described strutting piece (201) is also included at least two bayonet units (242) on its stayed surface (207), to contribute to the angled location of described element (200) on the end surface of described stator.
14. according to the holding element described in claim 1 to 13, it is characterized in that described strutting piece (201) comprises cavity (250) on its stayed surface, this cavity is designed to relative with the rivet be positioned on same circumference of described stator (300).
15. according to the holding element described in claim 1 to 14, it is characterized in that described strutting piece (201) define two of the inner rim of described strutting piece (201) in succession surface (214) relative to each other tilt according to the shape of " V " shape form.
16., according to the holding element described in claim 1 to 15, is characterized in that described strutting piece (201) also comprises:
-arm (202), described arm circumferentially distributes around described strutting piece (201), and extend from the inner rim of described strutting piece (201) towards the inner radial of described element relative to described strutting piece (201), and
-edge (205), described edge extends on the both sides of described arm (202).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1255491 | 2012-06-12 | ||
| FR1255491A FR2991830B1 (en) | 2012-06-12 | 2012-06-12 | ELEMENT FOR MAINTAINING WINDING WIRES OF A STATOR OF ELECTRIC MACHINE |
| PCT/FR2013/051262 WO2013186460A2 (en) | 2012-06-12 | 2013-06-04 | Element for holding winding wires of an electric machine stator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104471839A true CN104471839A (en) | 2015-03-25 |
| CN104471839B CN104471839B (en) | 2018-05-11 |
Family
ID=47714166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380031164.4A Active CN104471839B (en) | 2012-06-12 | 2013-06-04 | Element for the holding of the winding wire of the stator of motor |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2859649A2 (en) |
| CN (1) | CN104471839B (en) |
| FR (1) | FR2991830B1 (en) |
| WO (1) | WO2013186460A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134872A (en) * | 2016-02-29 | 2017-09-05 | 通用汽车环球科技运作有限责任公司 | Connection support component for stator module |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019211262A1 (en) * | 2019-07-30 | 2021-02-04 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg | Coil carrier for a stator winding of an electric motor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728887A (en) * | 2008-10-31 | 2010-06-09 | 爱信精机株式会社 | Wiring component for motor coil |
| CN102208839A (en) * | 2010-03-31 | 2011-10-05 | 富士通将军股份有限公司 | Motor stator and rotary compressor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1161019A (en) | 1956-01-04 | 1958-08-19 | Process for manufacturing a cement, cement resulting from its implementation and application of this cement to oil wells | |
| FR1254949A (en) | 1960-01-16 | 1961-03-03 | Automatic heating and temperature control system for working with plastics | |
| US4765054A (en) * | 1983-08-11 | 1988-08-23 | Black & Decker, Inc. | Method of making a field subassembly |
| DE59709336D1 (en) | 1996-09-21 | 2003-03-27 | Diehl Ako Stiftung Gmbh & Co | Device for driving current control of an electrically commutated permanent magnet motor |
| JP4654680B2 (en) * | 2004-12-24 | 2011-03-23 | 株式会社富士通ゼネラル | Electric motor |
| JP2006283683A (en) | 2005-04-01 | 2006-10-19 | Sanden Corp | Hybrid compressor |
-
2012
- 2012-06-12 FR FR1255491A patent/FR2991830B1/en active Active
-
2013
- 2013-06-04 WO PCT/FR2013/051262 patent/WO2013186460A2/en active Application Filing
- 2013-06-04 EP EP13730299.8A patent/EP2859649A2/en not_active Withdrawn
- 2013-06-04 CN CN201380031164.4A patent/CN104471839B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728887A (en) * | 2008-10-31 | 2010-06-09 | 爱信精机株式会社 | Wiring component for motor coil |
| CN102208839A (en) * | 2010-03-31 | 2011-10-05 | 富士通将军股份有限公司 | Motor stator and rotary compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134872A (en) * | 2016-02-29 | 2017-09-05 | 通用汽车环球科技运作有限责任公司 | Connection support component for stator module |
| US10141810B2 (en) | 2016-02-29 | 2018-11-27 | GM Global Technology Operations LLC | Connection support assembly for stator assembly |
| CN107134872B (en) * | 2016-02-29 | 2019-12-13 | 通用汽车环球科技运作有限责任公司 | Connection support assembly for stator assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104471839B (en) | 2018-05-11 |
| FR2991830A1 (en) | 2013-12-13 |
| FR2991830B1 (en) | 2014-06-06 |
| WO2013186460A2 (en) | 2013-12-19 |
| EP2859649A2 (en) | 2015-04-15 |
| WO2013186460A3 (en) | 2014-12-24 |
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