CN105576919B - The disc type electric machine of integration cooling radiator structure - Google Patents

The disc type electric machine of integration cooling radiator structure Download PDF

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Publication number
CN105576919B
CN105576919B CN201610020579.7A CN201610020579A CN105576919B CN 105576919 B CN105576919 B CN 105576919B CN 201610020579 A CN201610020579 A CN 201610020579A CN 105576919 B CN105576919 B CN 105576919B
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drive end
water
stator
delivery port
fixed
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CN105576919A (en
Inventor
陈起旭
邹忠月
徐俊
周阳
张维熙
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徐俊
邹忠月
陈起旭
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K16/00Machines with more than one rotor or stator
    • H02K16/04Machines with one rotor and two stators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12Stationary parts of the magnetic circuit
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K3/00Details of windings
    • H02K3/04Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/24Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225Terminal boxes or connection arrangements

Abstract

The disc type electric machine of integration cooling radiator structure, it is a kind of axial-flux electric machine, using bimorph transducer single rotor structure, include case component, anti-drive end stator module and drive end stator module are fixed on case component by rotor assembly, rotor assembly is located at the centre of anti-drive end stator module and drive end stator module, rotary transformer component is fixed on anti-drive end stator module, outlet case assembly is welded direct on case component, ultra-thin silicon steel sheet is employed to make iron core to reduce iron loss, magnet steel uses epoxy coating to block vortex to reduce eddy-current loss, stator winding reduces the measures such as high-frequency vortex copper loss using thin enamel-covered wire, the both sides end cap water channel of disc type electric machine, inner water sleeve, casing water channel is combined integrated design, improve the heat convection ability of electric system, the present invention has overload capacity strong, compact conformation, power factor is high, power density is big, the advantages of speed-regulating range width, it is suitable as pure electronic, the power of hybrid vehicle.

Description

The disc type electric machine of integration cooling radiator structure
Technical field
The present invention relates to automobile motor technical field, and in particular to the disc type electric machine of integration cooling radiator structure.
Background technology
It is generally permagnetic synchronous motor or the sensing of radial flux in pure electronic, field of hybrid electric vehicles application motor Motor, because the axial installation dimension of conventional radial motor is larger, power density and efficiency are all relatively low, are unfavorable for reducing motor volume With reduction energy consumption.
Conventional water-cooled machine, typically using the single methods for cooling such as casing water cooling or end cap water cooling, and electronic, mixing Power vehicle requires high with motor degree of protection, and in-car installing space is narrow and small, and the heat of motor internal is because of the capacity of heat transmission of air It is poor, only tend not to shed in time to exchange heat by casing water cooling or end cap water cooling sometimes.
The content of the invention
In order to overcome the shortcoming of above-mentioned prior art, it is an object of the invention to provide the disk of integration cooling radiator structure Formula motor, with overload capacity is strong, compact conformation, power factor are high, power density is big, speed-regulating range width the advantages of, be suitable as For pure electronic, hybrid vehicle power.
In order to achieve the above object, the technical scheme taken of the present invention is:
The disc type electric machine of integration cooling radiator structure, is a kind of axial-flux electric machine, using bimorph transducer single rotor structure, Comprising case component 4, anti-drive end stator module 1 and drive end stator module 3 are fixed on case component 4 by rotor assembly 2, Rotor assembly 2 is located at the centre of anti-drive end stator module 1 and drive end stator module 3, and rotary transformer component 6 is fixed on non- On drive end stator module 1, outlet case assembly 5 is welded direct on case component 4,
Described drive end stator module 3 includes stator core 7, and stator core 7 is fixed on drive end end cap 15, stator Stator winding 8 outside iron core 7 is dissipates embedding centralized winding, and stator core 7 and the binding face coating of drive end end cap 15 are led Provided with thermal conductive ceramic plate 9 outside hot resin, stator winding 8, the water jacket 10 of thermal conductive ceramic plate 9 and winding inner end is in contact, around The water jacket 10 of group inner end is fixed on case component 4, and the water jacket 10 of winding inner end is internally connected with drive end bearing inner cap 13rd, drive end bearing enclosing cover 14, drive end bearing inner cap 13 is provided with upper lip packing 11, and drive end bearing enclosing cover 14 is provided with Lower lip packing 12, water channel cover plate 16 is fixed on drive end end cap 15 by holding screw, forms enclosed flume;
The structure type of described anti-drive end stator module 1 is identical with the structure type of drive end stator module 3.
The end face of described drive end end cap 15 is designed to Cyclotron water channel, and 2 groups of turnover are designed with its outer circumference surface The mouth of a river, the first water inlet 17 is connected with the first delivery port 18, and the second water inlet 19 is connected with the second delivery port 20.
The whole cooling water channel of disc type electric machine is included in convolution water channel and straight through water passage, inner casing 25 in drive end end cap 15 Convolution water channel, the convolution water channel in the first inner water sleeve of drive end winding inner end 21, in anti-drive end winding inner end second Convolution water channel in water jacket 38 and convolution water channel and straight through water passage in non-drive end shield 33, case component 4 is by inner casing 25 and the connection composition of outer cage 26, inner casing 25 is machined with serpentine waterways;Inner casing 25 and outer cage 26 are provided with four cable-through holes: First cable-through hole 29, the second cable-through hole 30, the 3rd cable-through hole 31 and the 4th cable-through hole 32, the stator winding 8 of drive end and right The lead-out wire of the stator winding of anti-drive end is answered to be drawn by four cable-through holes, while outer cage 26 is provided with the 3rd water inlet 27 With the 3rd delivery port 28, non-drive end shield 33 is provided with 2 groups of intake-outlets:4th water inlet 34, the 4th delivery port 35 and the 5th Water inlet 36, the 5th delivery port 37;Drive end stator winding inner end cooling jacket 10 is by the first inner water sleeve 21 and the first outer water Set 22 is constituted, and the first inner water sleeve 21 is machined with serpentine waterways, and provided with the 6th water inlet 23 and the 6th delivery port 24;Anti-drive end Stator winding inner end cooling jacket 10 is made up of the second inner water sleeve 38 and the second outer water jacket 39, and the second inner water sleeve 38 is machined with snake Shape water channel, and provided with the 7th water inlet 40 and the 7th delivery port 41, whole cooling water channel is followed successively by:First 17 → driving of water inlet Convolution water channel → 6th for holding convolution water channel → inner water sleeve 21 of the first 18 → the 6th water inlet of delivery port 23 → the first of end cap 15 The water inlet 27 of straight through water passage → second delivery port the 20 → the 3rd of 19 → drive end of the water inlet end cap 15 of delivery port 24 → the second → Convolution water channel → the of convolution 28 → the four 34 → non-drive end shield of water inlet 33 of delivery port of water channel → the 3rd of inner casing 25 Convolution water channel → water inlet 36 of the 7th delivery port the 41 → the 5th of the inner water sleeve 38 of four 35 → the 7th water inlet of delivery port 40 → the second The delivery port 37 of the straight through water passage of → non-drive end shield 33 → the 5th.
Described rotor assembly 2 includes magnet steel 42 and rotor core 43, the outer circumference surface of magnet steel 42 and bottom surface coating magnet steel Bottom surface glue, magnet steel 42 is bonded on the binding face of rotor core 43, carrys out positioning magnetic steel 42 using magnet steel framework 47, then using magnetic Keeper plate of steel 46 compresses magnet steel 42, and rotor core 43 is welded on main shaft 44, and the drive end of rotor assembly 2 is provided with cylindrical roller axle 48 are held, anti-drive end is configured with deep groove ball bearing 49 and fixes the round nut 50 and stop washer 51 of the bearing.
Described rotary transformer component 6 includes reel 52, and reel 52 is fixed on main shaft 44 by holding screw, reel 52 is spacing by reel set 56, and using tight fixed bolt 59, rotor 55, rotation set are become by revolving the fixed rotation of the change positioning of rotor press plate 58 Son 54 is fixed by revolving change stator pressing plate 57, and it is solid by holding screw that the rotation that rotation becomes outside rotor 55 and rotation change stator 54 becomes cover plate 60 It is fixed to become to rotation on location-plate 53.
Described case component 4 is provided with outlet component 5, and outlet component 5 includes neutral connection busbar 61, stator negative three Phase winding is connected on neutral connection busbar 61, and positive three-phase windings are connected on every phase connection busbar 62, and support beam 65 is welded It is connected on case component 4, base 64 is fixed in support beam 65, epoxy supporting plate 63 is fixed on base 64, neutral connection Busbar 61 and every phase connection busbar 62 are fixed in epoxy supporting plate 63, and stuffing-box 67 is threadably secured on outlet box 66, is used to Fixed external cable, outlet box 66 is welded on case component 4.
Described rotor magnetic steel 42 is using the higher N38EH of temperature resistant grade, and maximum operating temperature is 200 DEG C.
Described rotary transformer 6 uses reluctance type, for accurate detection, collection rotor-position signal.
Described stator winding 8 shortens tip lengths using embedding centralized winding is dissipated, and winding carries out vacuum pressure impregnation.
Beneficial effects of the present invention are:Due to having carried out disc type electric machine in terms of active reduction loss and passive reduction loss Heat management design.Ultra-thin silicon steel sheet is mainly considered as in terms of actively reducing loss to make iron core to reduce iron loss, magnetic Steel uses epoxy coating to block vortex to reduce high-frequency vortex copper using thin enamel-covered wire to reduce eddy-current loss, stator winding The measures such as consumption.In terms of passive reduction loss, the main both sides end cap water channel, inner water sleeve, casing water channel for considering disc type electric machine is carried out Combined integratedization is designed, and improves the heat convection ability of electric system;Improved and conducted heat using thermal conductive ceramic, heat-conduction epoxy resin etc. The conducting power in path.Meanwhile, stator winding enamel-covered wire uses temperature resistant grade using the higher paint film of temperature resistant grade, rotor magnetic steel Higher N39EH sintered NdFeB materials, by above measure, disc type electric machine is provided with higher heatproof and upgraded, Ke Yicheng By bigger overload, structure is compacter, improves power of motor density, is adapted to pure electronic, hybrid vehicle etc. to space It is required that the power in harsh field.
Brief description of the drawings
Fig. 1 is motor overall structure figure of the present invention.
Fig. 2 is drive end stator member structure figure of the present invention.
Fig. 3 is drive end end cap channel structure figure of the present invention.
Fig. 4 is motor cooling water channel structure figure of the present invention.
Fig. 5 is rotor component construction figure of the present invention.
Fig. 6 is rotary transformer assembly assumption diagram of the present invention.
Fig. 7 is outlet box assembly assumption diagram of the present invention.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
As shown in figure 1, the disc type electric machine of integration cooling radiator structure, is a kind of axial-flux electric machine, using bimorph transducer Single rotor structure, comprising case component 4, rotor assembly 2 is by holding screw by anti-drive end stator module 1 and drive end stator Component 3 is fixed on case component 4, and rotor assembly 2 is located at the centre of anti-drive end stator module 1 and drive end stator module 3, Rotary transformer component 6 is fixed on anti-drive end stator module 1 by holding screw, and outlet case assembly 5 is welded direct to machine On shell component 4.
As shown in Fig. 2 described drive end stator module 3 includes stator core 7, stator core 7 is by high magnetic permeability, low damage Consumption, ultra-thin silicon steel sheet winding are formed, and stator core 7 is fixed on drive end end cap 15 by holding screw, outside stator core 7 Stator winding 8 to dissipate embedding centralized winding, stator core 7 and the binding face coated with thermally conductive resin of drive end end cap 15, it is fixed The heat that sub- iron core 7 is produced is transmitted on drive end end cap 15, then passes through the cooling of the convolution water channel on drive end end cap 15 Liquid takes away heat;Provided with thermal conductive ceramic plate 9 outside stator winding 8, the water jacket 10 of thermal conductive ceramic plate 9 and winding inner end connects Touch, the water jacket 10 of winding inner end is fixed on case component 4, a part of heat of stator winding 8 is delivered to stator by conduction On iron core 7, another part heat is transmitted on the water jacket 10 of winding inner end and case component 4 respectively by thermal conductive ceramic plate 9 On, taken away by the coolant in its water channel;The water jacket 10 of winding inner end is internally connected with drive end bearing inner cap 13, driving End bearing enclosing cover 14, drive end bearing inner cap 13, drive end bearing enclosing cover 14 realize the fixation to the outer ring of bearing 48 in Fig. 5, Drive end bearing inner cap 13 is provided with upper lip packing 11, and drive end bearing enclosing cover 14 is provided with lower lip packing 12, upper lip The sealing to bearing is realized in sealing 11 with lower lip packing 12, prevents the entrance of dust, solid particulate matter, water channel cover plate 16 passes through Holding screw is fixed on drive end end cap 15, forms enclosed flume.
The structure type of described anti-drive end stator module 1 is identical with the structure type of drive end stator module 3.
As shown in figure 3, the end face of described drive end end cap 15 is designed to Cyclotron water channel, the radiating surface of water channel is increased Product, improves radiating effect, 2 groups of intake-outlets is designed with its outer circumference surface, the first water inlet 17 and the first delivery port 18 connect Logical, the second water inlet 19 is connected with the second delivery port 20.
As shown in figure 4, the whole cooling water channel of disc type electric machine include drive end end cap 15 in convolution water channel and straight through water passage, In inner casing 25 convolution water channel, the convolution water channel in the first inner water sleeve of drive end winding inner end 21, in anti-drive end winding Convolution water channel in the second inner water sleeve of end 38 and convolution water channel and straight through water passage in non-drive end shield 33, case component 4 are made up of inner casing 25 and the connection of outer cage 26, and inner casing 25 is machined with serpentine waterways, is easy to thermal conductive ceramic plate 9 being conducted through The heat come is taken away;Inner casing 25 and outer cage 26 are provided with four cable-through holes:First cable-through hole 29, the second cable-through hole the 30, the 3rd The cable-through hole 32 of cable-through hole 31 and the 4th, by the stator winding 8 of drive end and the lead-out wire of the stator winding of correspondence anti-drive end Drawn by four cable-through holes, while outer cage 26 is provided with the 3rd water inlet 27 and the 3rd delivery port 28, non-drive end shield 33 provided with 2 groups of intake-outlets:4th water inlet 34, the 4th delivery port 35 and the 5th water inlet 36, the 5th delivery port 37;Drive end Stator winding inner end cooling jacket 10 is made up of the first inner water sleeve 21 and the second outer water jacket 22, and the first inner water sleeve 21 is machined with snake Shape water channel, and provided with the 6th water inlet 23 and the 6th delivery port 24;Anti-drive end stator winding inner end cooling jacket 10 is by Two inner water sleeves 38 and the second outer water jacket 39 are constituted, and the second inner water sleeve 38 is machined with serpentine waterways, and provided with the He of the 7th water inlet 40 7th delivery port 41, whole cooling water channel is followed successively by:Convolution water channel → the first of first 17 → drive end of water inlet end cap 15 goes out 19 → the drive of water inlet of convolution water channel → the 6th delivery port 24 → the second of the inner water sleeve 21 of the mouth of a river 18 → the 6th water inlet 23 → the first Convolution water channel → 3rd of the straight through water passage of moved end end cap 15 → 27 → inner casing of water inlet 25 of the second delivery port the 20 → the 3rd goes out The water inlet 40 of convolution water channel → the 4th delivery port the 35 → the 7th of the 34 → non-drive end shield of water inlet 33 of the mouth of a river 28 → the 4th → The straight through water passage of convolution water channel → 36 → non-drive end shield of water inlet 33 of the 7th delivery port the 41 → the 5th of second inner water sleeve 38 → the five delivery port 37.
As shown in figure 5, for reliable fixed magnet steel and reduction leakage magnetic flux, described rotor assembly 2 includes the He of magnet steel 42 Rotor core 43, the outer circumference surface of magnet steel 42 and bottom surface coating magnet steel bottom surface glue, magnet steel 42 are bonded to the laminating of rotor core 43 On face, positioning magnetic steel 42 is carried out using magnet steel framework 47, then magnet steel 42 is compressed by holding screw using magnet steel pressing plate 46, turned Sub- iron core 43 is respectively designed with interior external splines with main shaft 44, and high torque is transmitted by spline pair, and rotor core 43 passes through arc key 45 are welded on main shaft 44, the axial movement to limit rotor core 43, and the drive end of rotor assembly 2 is provided with cylindrical roller axle 48 are held, anti-drive end is designed with deep groove ball bearing 49 and fixes the round nut 50 and stop washer 51 of the bearing, each bearing Inner ring all does insulation processing, effectively prevents damage of the shaft current to bearing, and bearing uses special bearing grease.
As shown in fig. 6, in order to accurately detect rotor-position signal, rotary transformer component is provided with motor anti-drive end 6, rotary transformer component 6 includes reel 52, and reel 52 is fixed on main shaft 44 by holding screw, and reel 52 passes through reel set 56 it is spacing, using tight fixed bolt 59, become the fixed rotation of the positioning of rotor press plate 58 by revolving and become rotor 55, rotation becomes stator 54 and passes through rotation Become stator pressing plate 57 to fix, the rotation that rotation change rotor 55 and rotation become outside stator 54 becomes cover plate 60 by holding screw fixed to rotation set Position plate 53.
As shown in fig. 7, for the ease of connecting up the fixation with the lead-out wire of stator winding 8, case component 4 is provided with outlet component 5, outlet component 5 includes neutral connection busbar 61, and stator negative three-phase windings are connected to neutral connection busbar 61, positive three-phase around Group is connected on every phase connection busbar 62, and support beam 65 is welded on case component 4, and base 64 is fixed to by holding screw In support beam 65, epoxy supporting plate 63 is fixed on base 64 by holding screw, neutral connection busbar 61 and every phase connection Busbar 62 is fixed in epoxy supporting plate 63 by holding screw, and stuffing-box 67 is threadedly attached on outlet box 66, is used to Fixed external cable, outlet box 66 is welded on case component 4.
The present invention operation principle be:The stator winding 8 of drive end stator module 3 connects the three-phase alternating current of inverter output Electricity, produces circular rotating field, the magnetic field intercepts stator winding 8 that rotor magnetic steel 42 is produced, so that the circle that stator winding 8 is produced Rotating excitation field drives the permanent magnetic field synchronous rotary that magnet steel 42 is produced, and produces electromagnetic torque, is produced in disc type electric machine running Raw heat a, part passes through the drive end end cap 15 in drive end stator module 3 and drive end winding inner end cooling water Water channel coolant in set 10 is taken away, and a part is taken away by the water channel coolant of the inner casing 25 in case component 4.

Claims (7)

1. the disc type electric machine of integration cooling radiator structure, is a kind of axial-flux electric machine, using bimorph transducer single rotor structure, bag Containing case component (4), it is characterised in that:Anti-drive end stator module (1) and drive end stator module (3) are fixed to case component (4) on, rotor assembly (2) is located at the centre of anti-drive end stator module (1) and drive end stator module (3), rotary transformer Component (6) is fixed on anti-drive end stator module (1), and outlet case assembly (5) is welded direct on case component (4);
Described drive end stator module (3) includes stator core (7), and stator core (7) is fixed on drive end end cap (15), The outside stator winding (8) of stator core (7) is scattered embedding centralized winding, stator core (7) and drive end end cap (15) Thermal conductive ceramic plate (9), thermal conductive ceramic plate (9) and winding inner end are provided with outside binding face coated with thermally conductive resin, stator winding (8) Water jacket (10) be in contact, the water jacket (10) of winding inner end is fixed on case component (4), the water jacket (10) of winding inner end Drive end bearing inner cap (13), drive end bearing enclosing cover (14) are internally connected with, drive end bearing inner cap (13) is provided with upper lip Shape seals (11), and drive end bearing enclosing cover (14) is provided with lower lip packing (12), and water channel cover plate (16) is solid by holding screw Surely arrive on drive end end cap (15), form enclosed flume;
The structure type of described anti-drive end stator module (1) is identical with the structure type of drive end stator module (3);
The end face of described drive end end cap (15) is designed to Cyclotron water channel, and 2 groups of Inlet and outlet waters are designed with its outer circumference surface Mouthful, the first water inlet (17) is connected with the first delivery port (18), and the second water inlet (19) is connected with the second delivery port (20);
The whole cooling water channel of disc type electric machine is included in convolution water channel and straight through water passage, inner casing (25) in drive end end cap (15) Convolution water channel, the convolution water channel in drive end winding the first inner water sleeve of inner end (21), anti-drive end winding inner end second Convolution water channel in inner water sleeve (38) and convolution water channel and straight through water passage in non-drive end shield (33), case component (4) It is made up of inner casing (25) and outer cage (26) connection, inner casing (25) is machined with serpentine waterways;Inner casing (25) and outer cage (26) provided with four cable-through holes:First cable-through hole (29), the second cable-through hole (30), the 3rd cable-through hole (31) and the 4th cable-through hole (32), the lead-out wire of the stator winding (8) of drive end and the stator winding of correspondence anti-drive end is drawn by four cable-through holes Go out, while outer cage (26) is provided with the 3rd water inlet (27) and the 3rd delivery port (28), non-drive end shield (33) is provided with 2 groups Intake-outlet:4th water inlet (34), the 4th delivery port (35) and the 5th water inlet (36), the 5th delivery port (37);Drive end Stator winding inner end cooling jacket (10) is made up of the first inner water sleeve (21) and the second outer water jacket (22), the first inner water sleeve (21) Serpentine waterways are machined with, and provided with the 6th water inlet (23) and the 6th delivery port (24);Anti-drive end stator winding inner end is cold But water jacket (10) is made up of the second inner water sleeve (38) and the second outer water jacket (39), and the second inner water sleeve (38) is machined with serpentine waterways, And provided with the 7th water inlet (40) and the 7th delivery port (41), whole cooling water channel is followed successively by:First water inlet (17) → driving Hold the convolution water of delivery port (18) → the 6th water inlet (23) → first inner water sleeve (21) of convolution water channel → first of end cap (15) The delivery port (20) of the straight through water passage of delivery port (24) → second water inlet (19) of road → the 6th → drive end end cap (15) → second Delivery port (28) → the 4th water inlet (34) of the convolution water channel of → the three water inlet (27) → inner casing (25) → the 3rd → non-drives The convolution of delivery port (35) → the 7th water inlet (40) → second inner water sleeve (38) of the convolution water channel of moved end end cap (33) → the 4th The delivery port of the straight through water passage of delivery port (41) → the 5th water inlet (the 36) → non-drive end shield (33) of water channel → the 7th → the 5th (37)。
2. the disc type electric machine of integration cooling radiator structure according to claim 1, it is characterised in that:Described rotor set Part (2) includes magnet steel (42) and rotor core (43), the outer circumference surface of magnet steel (42) and bottom surface coating magnet steel bottom surface glue, magnet steel (42) on the binding face for being bonded to rotor core (43), positioning magnetic steel (42) is carried out using magnet steel framework (47), then using magnet steel Pressing plate (46) compresses magnet steel (42), and rotor core (43) is connected on main shaft (44) by spline pair, the drive of rotor assembly (2) Moved end is provided with cylinder roller bearing (48), and anti-drive end is designed with deep groove ball bearing (49) and fixes the round nut of the bearing And stop washer (51) (50).
3. the disc type electric machine of integration cooling radiator structure according to claim 1, it is characterised in that:Described rotation becomes Depressor component (6) includes reel (52), and reel (52) is fixed on main shaft (44) by holding screw, and reel (52) passes through reel The spacing of (56) is covered, using tight fixed bolt (59), rotor (55), rotation set are become by revolving the fixed rotation of change rotor press plate (58) positioning Sub (54) are fixed by revolving change stator pressing plate (57), and rotation becomes the rotation change cover plate (60) of rotor (55) and rotation change stator (54) outside and passed through Holding screw is fixed to rotation and becomes location-plate (53).
4. the disc type electric machine of integration cooling radiator structure according to claim 1, it is characterised in that:Described casing group Part (4) is provided with outlet case assembly (5), and outlet case assembly (5) includes neutral connection busbar (61), and stator negative three-phase windings connect Neutral connection busbar (61) is connected to, positive three-phase windings are connected on every phase connection busbar (62), and support beam (65) is welded to On case component (4), base (64) is fixed in support beam (65) by holding screw, and epoxy supporting plate (63) passes through tightening Screw is fixed on base (64), and neutral connection busbar (61) and every phase connection busbar (62) are fixed to epoxy by holding screw In supporting plate (63), stuffing-box (67) is threadably secured on outlet box (66), to fixed external cable, outlet box (66) It is welded on case component (4).
5. the disc type electric machine of integration cooling radiator structure according to claim 2, it is characterised in that:Described rotor magnetic Steel (42) reaches 200 DEG C using the higher N38EH of temperature resistant grade, maximum operating temperature.
6. the disc type electric machine of integration cooling radiator structure according to claim 1, it is characterised in that:Described rotation becomes Depressor (6) uses reluctance type, for accurate detection, collection rotor-position signal.
7. the disc type electric machine of integration cooling radiator structure according to claim 1, it is characterised in that:Described stator around Group (8) shortens tip lengths using embedding centralized winding is dissipated, and winding carries out vacuum pressure impregnation.
CN201610020579.7A 2016-01-13 2016-01-13 The disc type electric machine of integration cooling radiator structure Active CN105576919B (en)

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