CN105610269A - Integrated cooling built-in disc motor - Google Patents
Integrated cooling built-in disc motor Download PDFInfo
- Publication number
- CN105610269A CN105610269A CN201610021111.XA CN201610021111A CN105610269A CN 105610269 A CN105610269 A CN 105610269A CN 201610021111 A CN201610021111 A CN 201610021111A CN 105610269 A CN105610269 A CN 105610269A
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- Prior art keywords
- drive end
- water channel
- stator
- fixed
- disc
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention provides an integrated cooling built-in disc motor which is an axial magnetic flux motor, comprising a rotor assembly, wherein the rotor assembly is placed between a non-driving end stator assembly and a driving end stator assembly which are fixed on a base assembly; a rotary transformer assembly is fixed on the non-driving end stator assembly; an outlet box assembly is fixed on the base assembly. Since an end cover water channel at a driving end and the base assembly are designed to be combined and integrated, the effects of high heat exchange efficiency, large heat exchange area and high heat transfer rate are achieved; the disc motor adopting the cooling design can have larger power density and torque density and more compact structure and therefore can meet the strict requirements of situations on motor installation space in future.
Description
Technical field
The motor that the present invention relates to pure electronic, field of hybrid electric vehicles, is specifically related to oneThe built-in disc-type electric motor of integral heat dissipation.
Background technology
The permanent magnetism that mostly is radial flux at pure motor electronic, field of hybrid electric vehicles application is sameStep motor or threephase asynchronous, because conventional radial motor shaft is larger to installation dimension,Power density and efficiency are all on the low side, are unfavorable for dwindling motor volume and reduce energy consumption.
Conventional water-cooled machine, generally adopts the single cooling shape such as support water-cooled or end cap water-cooledFormula, and that electronic, mixed power electric motor of automobile degree of protection requires is high, in car, installing space is narrowThe heat little, motor operation produces, because of the capacity of heat transmission of air in support poor, sometimes onlyOnly depend on support water-cooled or end cap water-cooled to carry out heat exchange and often can not shed in time, give the heat pipe of motorReason is brought very big challenge.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of oneChange the built-in disc-type electric motor of heat radiation, have heat exchange efficiency high, heat exchange area is large, heat-transfer rateFast advantage, adopts the disc type electric machine of this radiator structure, and power density, torque density canDo more, structure is compacter, and being adapted to will have harshness to require to motor mounting space futureOccasion.
In order to achieve the above object, the technical solution used in the present invention is:
The built-in disc-type electric motor of a kind of integral heat dissipation, is a kind of axial-flux electric machine, comprisesAnti-drive end stator module 1, rotor assembly 2, drive end stator module 3, frame component 4,Outlet box assembly 5 and rotary transformer assembly 6, rotor assembly 2 is positioned at anti-drive end stator packCentre, anti-drive end stator module 1 and the drive end stator of part 1 and drive end stator module 3Assembly 3 is fixed on frame component 4, and rotary transformer assembly 6 is fixed to anti-drive end statorOn assembly 1, outlet box assembly 5 is fixed on frame component 4.
Described drive end stator module 3 comprises stator core 8, and stator core 8 is by high magnetic conductanceRate, low-loss, ultra-thin silicon steel disc are reeled and are formed, and stator core 8 is processed with dovetail groove, dovetailIn groove, place crossbeam 14, lock crossbeam 14 by holding screw 15, reach stator core 8 completeEntirely fit on the end face of drive end end cap 9; The laminating of stator core 8 and drive end end cap 9Face coated with thermally conductive epoxy resin, the stator winding 7 outside stator core 8 is loose roll off the production line centralizedWinding, stator winding 7 outsides are provided with thermal conductive ceramic plate 10, thermal conductive ceramic plate 10 and drive endEnd cap 9, frame component 4 contact, and drive end end cap 9 inner sides are provided with bearing end cover 12 HesLip packing 11, water channel cover plate 13 is fixed on drive end end cap 9 by holding screw, shapeBecome enclosed flume, magnetic slot-seal 16 is installed in the groove in stator core 8, wedging stator aroundGroup 7.
The version of described anti-drive end stator module 1 and the knot of drive end stator module 3Configuration formula is identical.
Described rotor assembly 2 comprises magnet steel 18, and magnet steel 18 excircles and bottom surface apply magnet steelBottom surface glue, carrys out positioning magnetic steel 18 with rotor core 17, in the both sides up and down of magnet steel 18 peaceMain pole 19 and the leakage field utmost point 20 are housed, realize main pole by holding screw 28 and nut 2719 and the axial direction of the leakage field utmost point 20 fixing, rotor core 17 passes through spline with main shaft 21Secondary transmission compared with high pulling torque, the drive end of rotor assembly 2 is provided with the first angular contact ball bearing 22,Anti-drive end is designed with round nut 25 and the stop of the second angular contact ball bearing 24 and fixing usePacking ring 26.
The whole cooling water channel of the built-in disc-type electric motor of described integral heat dissipation comprises drive endIn convolution water channel in convolution water channel, the inner cage 30 of end cap 9 and non-drive end shield 38Convolution water channel, drive end end cap 9 is provided with 1 group of intake-outlet: the first water inlet 32, firstDelivery port 33; Non-drive end shield 38 is provided with 1 group of intake-outlet: the second water inlet 36,Two delivery ports 37; Frame component 4 is provided with the 3rd water inlet 34 and the 3rd delivery port 35, wholeIndividual cooling water channel flows to and is followed successively by: the convolution water channel of first water inlet 32 → drive end end cap 9Convolution water channel → three water outlet of → the first delivery port 33 → three water inlet 34 → inner cage 30Convolution water channel → the second delivery port of mouth 35 → the second water inlet 36 → non-drive end shields 3837。
The end face of described drive end end cap 9 is designed to swirl type water channel.
Described frame component 4 is made up of inner cage 30 and outer frame 31, wherein the 3rd water inletMouth 34, the 3rd delivery port 35 are welded on outer frame 31, and inner cage 30 is processed with swirl typeWater channel, outer frame 31 is welded on inner cage 30, and the 3rd water inlet 34, inner cage 30 addWork has swirl type water channel and the 3rd delivery port 35 to form the water channel space sealing, stator winding 7Lead-out wire be connected with power cable by the cable-through hole 29 on inner cage 30.
Described outlet box assembly 5 comprises outlet box cover plate 41, outlet box 42, large stuffing-box39, little stuffing-box 40 and holding screw 43, large stuffing-box 39 passes through spiral shell with little stuffing-box 40Line is fixed on outlet box cover plate 41, and outlet box cover plate 41 is fixed to by holding screw 43On outlet box 42, outlet box 42 is fixed on inner cage 30 by holding screw 43, will determineThe lead wire of sub-winding 7 and the power line of motor, compress connection, motor by hollow copper tubingPower line is fixing by large stuffing-box 39, and the temperature detector holding wire of motor, by little stuffing-box 40Be fixed.
Described rotary transformer assembly 6 comprises reel 47, and reel 47 is fixed on main shaft 21Upper, reel 47 is located by reel sleeve 52, uses tight fixed bolt 49, turns by revolving to becomeSub-pressing plate 50 location are fixedly revolved and are become rotor 44, revolve set 45 logical by revolving change stator pressing plate 51Cross stopper slot and fix, the revolving change location-plate 46 revolving outside set 45 is fixed to by holding screwOn the bearing end cover of anti-drive end stator 1, revolve and become rotor 44 and revolve the change of revolving outside set 45Cover plate 48 is fixed to revolve by screw and becomes on location-plate 46.
Described magnet steel 18 adopts the N38EH that temperature resistant grade is higher, and maximum operating temperature reaches200℃。
Beneficial effect of the present invention:
Owing to having carried out the heat of disc type electric machine with the passive aspect that reduces the wastage from initiatively reducing the wastageManagement design. The aspect that initiatively reduces the wastage mainly considers to have adopted ultra-thin silicon steel sheet to make statorIron core 8 and rotor core 17 reduce iron loss, and magnet steel 18 adopts epoxy coating to block eddy currentTo reduce eddy-current loss, stator winding 7 adopts thin enamel-covered wire to reduce high-frequency vortex copper loss etc.Measure. The passive aspect that reduces the wastage, mainly consider disc type electric machine drive end end cap 9 water channels,Frame component 4 carries out combined integratedization design, improves the heat convection ability of electric system; LogicalOverdrive and hold end cap 9, frame component 4, and adopt thermal conductive ceramic 10, heat-conduction epoxy resinDeng the conducting power that improves heat-transfer path. Meanwhile, stator winding 7 enamel-covered wires adopt temperature resistant gradeHigher paint film, magnet steel 18 adopts the N38EH sintered NdFeB material that temperature resistant grade is higher,By above measure, disc type electric machine has had higher heatproof and has upgraded, and can bear largerOverload, structure is compacter, has improved power of motor density; Rotor has adopted friendship/d-axis magneticThe unequal built-in structure in road, has had wider weak-magnetic speed-regulating ability, is applicable to pure electronic, mixedClose power vehicle etc. to space requirement harshness, directly drive or join the power of gearbox.
Brief description of the drawings
Fig. 1 is motor overall structure figure of the present invention.
Fig. 2 is the structure chart of drive end stator module of the present invention.
Fig. 3 is the structure chart of rotor assembly of the present invention.
Fig. 4 is the structure chart of motor cooling water channel of the present invention.
Fig. 5 is the structure chart of drive end end cap of the present invention.
Fig. 6 is the structure chart of frame component of the present invention.
Fig. 7 is the structure chart of outlet box assembly of the present invention.
Fig. 8 is the structure chart of rotary transformer assembly of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 1, the built-in disc-type electric motor of a kind of integral heat dissipation, is a kind of axial magneticThree-way motor, adopts two stator single rotor structures, and its rotor adopts magnet steel built-in structure, heatManagement adopts the combination radiating mode of dual-end cover water-cooled, support water-cooled and thermal conductive ceramic conduction; BagDraw together anti-drive end stator module 1, rotor assembly 2, drive end stator module 3, frame component 4,Outlet box assembly 5 and rotary transformer assembly 6, rotor assembly 2 is positioned at anti-drive end stator packThe centre of part 1 and drive end stator module 3, by holding screw by anti-drive end stator module1 and drive end stator module 3 be fixed on frame component 4, rotary transformer assembly 6 passes throughHolding screw is fixed on anti-drive end stator module 1, and outlet box assembly 5 is by tighteningScrew is fixed on frame component 4.
As shown in Figure 2, described drive end stator module 3 comprises stator core 8, stator ironThe heart 8 is reeled and is formed by high magnetic permeability, low-loss, ultra-thin silicon steel disc, and stator core 8 is processed withDovetail groove, places crossbeam 14 in dovetail groove, lock crossbeam 14 by holding screw 15, reachesStator core 8 is properly fit onto on the end face of drive end end cap 9; Stator core 8 and drive endThe binding face coated with thermally conductive epoxy resin of end cap 9, the stator winding 7 outside stator core 8 is for looseThe centralized winding rolling off the production line, the heat that stator core 8 produces is transmitted on drive end end cap 9,Then by the current of the swirl type water channel on it, heat is taken away, stator winding 7 outsides are provided withThermal conductive ceramic plate 10, thermal conductive ceramic plate 10 and drive end end cap 9, frame component 4 contact,The a part of heat of stator winding 7, by conduction, is delivered on stator core 8 another part heatAmount is transmitted to respectively on drive end end cap 9 by thermal conductive ceramic plate 10 and frame component 4 upper,Take away by the current in its water channel, drive end end cap 9 inner sides are provided with bearing end cover 12 and lipShape sealing 11, bearing end cover 12 is realized fixing to bearing outer ring, and lip packing 11 is realThe now sealing to bearing, prevents entering of dust, solid particulate matter etc., and water channel cover plate 13 is logicalCross holding screw and be fixed on drive end end cap 9, form enclosed flume, magnetic slot-seal 16 is pacifiedInstall in the groove in stator core 8 wedging stator winding 7.
The version of described anti-drive end stator module 1 and the knot of drive end stator module 3Configuration formula is identical.
As shown in Figure 3, in order to make motor there is wide weak-magnetic speed-regulating ability, by rotor assembly 2Be designed to built-in structure, reach ac-dc axis magnetic resistance unequal, simultaneously can firm fixing magnet steel withAnd the object of reduction leakage magnetic flux, described rotor assembly 2 comprises magnet steel 18, magnet steel 18 cylindricalsWeek and bottom surface apply magnet steel bottom surface glue, carry out positioning magnetic steel 18 with rotor core 17, at magnet steel18 both sides are up and down provided with main pole 19 and the leakage field utmost point 20, by holding screw 28 and spiral shellFemale 27 realize axial direction fixing of main pole 19 and the leakage field utmost point 20, rotor core 17 withMain shaft 21 is designed with respectively interior external splines, by spline pair transmission compared with high pulling torque, rotor assembly2 drive end is provided with the first angular contact ball bearing 22, and anti-drive end is designed with the second angular contact ballThe round nut 25 of bearing 24 and fixing use and stop washer 26, each angular contact ball bearingInner ring all does insulation processing, effectively prevents the damage of shaft current diagonal angle contact ball bearing, angular contactBall bearing adopts special bearing grease, and arc key 23 is directly fixed to main shaft 21 by weldingAbove, realize the axial location of rotor core 19.
As shown in Figure 4 and Figure 6, the built-in disc-type electric motor of described integral heat dissipation is whole coldBut water route comprises convolution water channel in convolution water channel, the inner cage 30 of drive end end cap 9 and non-Convolution water channel in drive end end cap 38, drive end end cap 9 is provided with 1 group of intake-outlet: theOne water inlet 32, the first delivery port 33; Non-drive end shield 38 is provided with 1 group of intake-outlet:The second water inlet 36, the second delivery port 37; Frame component 4 is provided with the 3rd water inlet 34 HesThe 3rd delivery port 35, whole cooling water channel flows to and is followed successively by: first water inlet 32 → drive endReturning of convolution water channel → the first delivery port the 33 → three water inlet 34 → inner cage 30 of end cap 9Revolve the convolution water of water channel → three delivery port 35 → the second water inlet 36 → non-drive end shields 38Road → the second delivery port 37.
As shown in Figure 5, the end face of described drive end end cap 9 is designed to swirl type water channel, aobviousWork increases the area of dissipation of water channel, improves radiating effect, takes into account the less pressure loss simultaneously,On its outer circumference surface, be designed with the first water inlet 32 and the first delivery port 33.
As shown in Figure 6, described frame component 4 is made up of inner cage 30 and outer frame 31,Wherein the 3rd water inlet 34, the 3rd delivery port 35 are welded on outer frame 31, inner cage 30Be processed with swirl type water channel, outer frame 31 is welded on inner cage 30, the 3rd water inlet 34,Inner cage 30 is processed with swirl type water channel and the 3rd delivery port 35 forms the water channel space sealing,Inner cage 30 is processed with swirl type water channel, under limited axial length condition, increases water channelArea of dissipation is taken into account the less pressure loss simultaneously, and the lead-out wire of stator winding 7 is by interior machineCable-through hole 29 on seat 30 is connected with power cable.
As shown in Figure 7, for the ease of wiring, described outlet box assembly 5 comprises wire outlet box coverPlate 41, outlet box 42, large stuffing-box 39, little stuffing-box 40 and holding screw 43, fill out greatlyMaterial letter 39 is fixed on outlet box cover plate 41 by screw thread with little stuffing-box 40, wire outlet box coverPlate 41 is fixed on outlet box 42 by holding screw 43, and outlet box 42 passes through holding screw43 are fixed on inner cage 30, by the power line of the lead wire of stator winding 7 and motor, logicalCross hollow copper tubing and compress connection, the power line of motor is fixing by large stuffing-box 39, motorTemperature detector holding wire, is fixed by little stuffing-box 40.
As shown in Figure 8, for accurate detection rotor position signalling, establish at motor anti-drive endIn respect of magnetoresistance transformer assembly 6, the described transformer device 6 that turns comprises reel 47,On the main shaft 21 that reel 47 is fixed to, reel 47 is located by reel sleeve 52, uses tightDetermine bolt 49, fixedly revolve change rotor 44 by revolving change rotor press plate 50 location, revolve set45 become stator pressing plate 51 and fix by stopper slot by revolving, and revolve to revolve set position outside set 45Plate 46 is fixed on the bearing end cover of anti-drive end stator 1 by holding screw, revolves change rotor44 are fixed to and are revolved on change location-plate 46 by screw with the revolving change cover plate 48 revolving outside set 45,Main protection, the dustproof effect of rising.
Operation principle of the present invention is: it is defeated that the stator winding 7 in stator module 3 is connected inverterThe three-phase alternating current going out, produces circular rotating field, the magnetic field intercepts stator that magnet steel 18 producesWinding 7, thus the circular rotating field that stator winding 7 produces drives magnet steel 18 to produce foreverMagnetic magnetic field synchronous rotary, produces electromagnetic torque, the heat producing in disc type electric machine running,A part is taken away by the water channel cooling fluid in the drive end end cap 9 in stator module 3, oneDivide and take away by the water channel cooling fluid of the inner cage 30 in frame component 4.
Although this description has illustrated and has described concrete embodiment, art technologyPersonnel should be appreciated that, in the situation that not deviating from scope of the present invention, and various replacements or be equal to realityShown in now can substituting and described these concrete embodiments. The application is intended to covering and appointsThe various concrete embodiment that what changes and the present invention discusses. Therefore the present invention is only wanted by rightAsk and equivalent restriction.
Claims (10)
1. the built-in disc-type electric motor of integral heat dissipation, it is a kind of axial-flux electric machine, comprise anti-drive end stator module (1), rotor assembly (2), drive end stator module (3), frame component (4), outlet box assembly (5) and rotary transformer assembly (6), it is characterized in that, rotor assembly (2) is positioned at the centre of anti-drive end stator module (1) and drive end stator module (3), anti-drive end stator module (1) and drive end stator module (3) are fixed on frame component (4), rotary transformer assembly (6) is fixed on anti-drive end stator module (1), outlet box assembly (5) is fixed on frame component (4).
2. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that, described drive end stator module (3) comprises stator core (8), stator core (8) is reeled and is formed by high magnetic permeability, low-loss, ultra-thin silicon steel disc, stator core (8) is processed with dovetail groove, in dovetail groove, place crossbeam (14), by holding screw (15) locking crossbeam (14), reach stator core (8) and be properly fit onto on the end face of drive end end cap (9), the binding face coated with thermally conductive epoxy resin of stator core (8) and drive end end cap (9), the outer stator winding (7) of stator core (8) is the loose centralized winding rolling off the production line, stator winding (7) outside is provided with thermal conductive ceramic plate (10), thermal conductive ceramic plate (10) and drive end end cap (9), frame component (4) contacts, drive end end cap (9) inner side is provided with bearing end cover (12) and lip packing (11), water channel cover plate (13) is fixed on drive end end cap (9) by holding screw, form enclosed flume, magnetic slot-seal (16) is installed in the groove in stator core (8), wedging stator winding (7).
3. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, is characterized in that: the version of described anti-drive end stator module (1) is identical with the version of drive end stator module (3).
4. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that: described rotor assembly (2) comprises magnet steel (18), magnet steel (18) excircle and bottom surface apply magnet steel bottom surface glue, use rotor core (17) to carry out positioning magnetic steel (18), main pole (19) and the leakage field utmost point (20) are installed in the both sides up and down of magnet steel (18), realize axial direction fixing of main pole (19) and the leakage field utmost point (20) by holding screw (28) and nut (27), rotor core (17) and main shaft (21) by spline pair transmission compared with high pulling torque, the drive end of rotor assembly (2) is provided with the first angular contact ball bearing (22), anti-drive end is provided with round nut (25) and the stop washer (26) of the second angular contact ball bearing (24) and fixing use.
(29) be connected with power cable.
5. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that: the whole cooling water channel of the built-in disc-type electric motor of described integral heat dissipation comprises convolution water channel in convolution water channel, the inner cage (30) of drive end end cap (9) and the convolution water channel in non-drive end shield (38), and drive end end cap (9) is provided with 1 group of intake-outlet: the first water inlet (32), the first delivery port (33); Non-drive end shield (38) is provided with 1 group of intake-outlet: the second water inlet (36), the second delivery port (37); Frame component (4) is provided with the 3rd water inlet (34) and the 3rd delivery port (35), and whole cooling water channel flows to and is followed successively by: convolution water channel → the second delivery port (37) of convolution water channel → three delivery port (35) → second water inlet (the 36) → non-drive end shield (38) of convolution water channel → the first delivery port (33) → 3rd water inlet (the 34) → inner cage (30) of the first water inlet (32) → drive end end cap (9).
6. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, is characterized in that: the end face of described drive end end cap (9) is designed to swirl type water channel.
7. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that: described frame component (4) is made up of inner cage (30) and outer frame (31), wherein the 3rd water inlet (34), the 3rd delivery port (35) is welded on outer frame (31), inner cage (30) is processed with swirl type water channel, outer frame (31) is welded on inner cage (30), the 3rd water inlet (34), inner cage (30) is processed with swirl type water channel and the 3rd delivery port (35) forms the water channel space sealing, inner cage (30) is processed with swirl type water channel, the lead-out wire of stator winding (7) is by the cable-through hole on inner cage (30)
8. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that: described outlet box assembly (5) comprises outlet box cover plate (41), outlet box (42), large stuffing-box (39), little stuffing-box (40) and holding screw (43), large stuffing-box (39) is fixed on outlet box cover plate (41) by screw thread with little stuffing-box (40), outlet box cover plate (41) is fixed on outlet box (42) by holding screw (43), outlet box (42) is fixed on inner cage (30) by holding screw (43), by the lead wire of stator winding (7) and the power line of motor, compress connection by hollow copper tubing, the power line of motor is fixing by large stuffing-box (39), the temperature detector holding wire of motor, be fixed by little stuffing-box (40).
9. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 1, it is characterized in that: the described transformer device (6) that turns comprises reel (47), on the main shaft (21) that reel (47) is fixed to, reel (47) is by reel sleeve (52) location, use tight fixed bolt (49), fixedly revolve change rotor (44) by revolving change rotor press plate (50) location, revolving set (45) fixes by stopper slot by revolving change stator pressing plate (51), revolving the outer change location-plate (46) that revolves of set (45) is fixed to by holding screw on the bearing end cover of anti-drive end stator (1), revolve to become rotor (44) and revolve the outer change cover plate (48) that revolves of set (45) and be fixed to and revolve on change location-plate (46) by screw.
10. the built-in disc-type electric motor of a kind of integral heat dissipation according to claim 4, is characterized in that: described magnet steel (18) adopts the higher N38EH of temperature resistant grade, and maximum operating temperature reaches 200 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021111.XA CN105610269A (en) | 2016-01-13 | 2016-01-13 | Integrated cooling built-in disc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021111.XA CN105610269A (en) | 2016-01-13 | 2016-01-13 | Integrated cooling built-in disc motor |
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| CN105610269A true CN105610269A (en) | 2016-05-25 |
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| CN201610021111.XA Pending CN105610269A (en) | 2016-01-13 | 2016-01-13 | Integrated cooling built-in disc motor |
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| CN109301953A (en) * | 2018-11-09 | 2019-02-01 | 仪坤动力科技（上海）有限公司 | Bimorph transducer disc type electric machine end cap connection structure and bimorph transducer disc type electric machine |
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| CN113162300A (en) * | 2021-04-28 | 2021-07-23 | 中国第一汽车股份有限公司 | Motor cooling system, motor and vehicle |
| CN113162300B (en) * | 2021-04-28 | 2023-04-14 | 中国第一汽车股份有限公司 | Motor cooling system, motor and vehicle |
| CN114024387A (en) * | 2021-11-05 | 2022-02-08 | 宁德时代电机科技有限公司 | High-efficiency high-power-density water-cooling permanent magnet motor for wheel-side bridge |
| CN114024387B (en) * | 2021-11-05 | 2023-08-29 | 宁德时代电机科技有限公司 | Wheel-side bridge high-efficiency high-power-density water-cooling permanent magnet motor |
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