CN207117329U - A kind of overall formula motor water cooling stator in triple-spool axial direction - Google Patents
A kind of overall formula motor water cooling stator in triple-spool axial direction Download PDFInfo
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- CN207117329U CN207117329U CN201720550209.4U CN201720550209U CN207117329U CN 207117329 U CN207117329 U CN 207117329U CN 201720550209 U CN201720550209 U CN 201720550209U CN 207117329 U CN207117329 U CN 207117329U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 45
- 238000009423 ventilation Methods 0.000 claims abstract description 21
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 7
- 239000002826 coolant Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 230000004907 flux Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a kind of overall formula motor water cooling stator in triple-spool axial direction, including：Stator core（107）, stator core（107）Formed by ultra-thin silicon steel sheet winding, be then cut into armature tooth independent one by one, designed using stator with no yoke portion, to reduce stator core eddy-current loss, improve disc type electric machine power density；The stator core（107）End face is provided with 3 axial ventilation holes and radial ventilation groove；In addition, the stator core（107）Outside wall surface be cased with stator winding（109）, using centralized Winding Design；Meanwhile the stator core（107）With stator winding（109）Stator wheel hub is fitted to together（113）Adjacent webs between, and stator winding（109）Straight line portion and stator wheel hub in groove（113）Gusset part be brought into close contact, carry out heat transfer that can be good.
Description
Technical field
The present invention relates to a kind of pure electronic, hybrid vehicle Qu Donglingyu motor stator, and in particular to Yi Zhongding
The water-cooled stator of sub- wheel hub water cooling and bimorph transducer triple-spool axial magnetic flux disc type electric machine.
Background technology
At present, the motor applied in pure electronic, hybrid vehicle Qu Donglingyu is mostly that the AC permanent-magnet of radial flux is same
Walk motor, direct current generator or AC asynchronous motor, because conventional radial motor axial direction installation dimension is larger, power density
It is all relatively low with efficiency, it is unfavorable in the applications that electric automobile domain level constraints requirement is strict, efficiency requirements are high.
Conventional water-cooled machine, it is general to use the single methods for cooling such as the end cap water cooling of support water cooling or minority, and it is pure
Electronic, mixed power electric motor of automobile protection level requirements height, chassis installing space is narrow and small, and motor is accelerating to overtake other vehicles, climbed
Operating mode, produce substantial amounts of heat, it is contemplated that the capacity of heat transmission of air is poor in support, support water channel or end cap water channel with it is fixed
There is fit-up gap in sub- iron core, cause very big thermal-conduction resistance, sometimes only past to exchange heat by support water cooling or end cap water cooling
Toward that can not shed in time, great challenge is brought to motor temperature rise management.
Utility model content
Goal of the invention of the present utility model is to provide a kind of triple-spool axially overall formula motor water cooling stator.
It is as follows that the utility model solves the technical scheme that above-mentioned technical problem is taken：
A kind of overall formula motor water cooling stator in triple-spool axial direction, including：Stator core 107, stator core 107 is by ultra-thin silicon
Steel disc winding forms, and is then cut into armature tooth independent one by one, is designed using stator with no yoke portion, to reduce stator core whirlpool
Stream loss, improves disc type electric machine power density；The end face of stator core 107 is provided with 3 axial ventilation holes and radial ventilation groove；
In addition, the outside wall surface of the stator core 107 is cased with stator winding 109, using centralized Winding Design；Meanwhile the stator
Iron core 107 is straight between the adjacent webs of stator wheel hub 113, and in the groove of stator winding 109 together with stator winding 109
Line part and the gusset part of stator wheel hub 113 are brought into close contact, carry out heat transfer that can be good.
Preferably, the support 102 is provided with water supply connector 114 and water out adapter 115, is provided with water inlet thereon and goes out
The mouth of a river.
Preferably, the stator winding 109 is bonded installation with stator wheel hub 113, and the contact for increasing main pyrotoxin dissipates
Hot area, stator radiating effect is significantly improved, meanwhile, pass through axial ventilation hole and the radial ventilation groove of stator core 107, wind
Road can be flowed with multiple branch circuit, realize the less pressure loss, thus, heat caused by stator winding 109, stator core 107, lead to
Conductive-convective is crossed, the coolant flowed is taken away.
Preferably, the stator wheel hub 113 uses aluminum alloy material, and inner end is designed with swirl type water channel, and both sides make
Pass through the first holding screw with the first rubber blanket 112, the second rubber blanket 116, the first water channel baffle plate 111, the second water channel baffle plate 117
110th, the second holding screw 118 is fixed on stator wheel hub 113, is sealed.
Preferably, screwed hole is designed with support 102, it is solid using the 4th holding screw 123, the 3rd holding screw 123
Water inlet connection 114 and water outlet joint 115 are determined to support 102.
Preferably, screw thread is carved with one end of the water inlet connection 114 and water outlet joint 115, and it is fixed to be tightened to
In the gusset screwed hole of sub- wheel hub 113, finally it is connected with inner end water channel.
Using the axial magnetic flux disc type electric machine of the water-cooled stator heat dissipation design, power density, torque density can be done more
Greatly, structure is compacter；Mainly as traction power, it is severe to space requirement to be suitably applied pure electronic, hybrid vehicle etc.
Quarter, straight drive or the field with gearbox.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through
Specifically noted structure is realized and obtained in the specification, claims and accompanying drawing write.
Brief description of the drawings
The utility model is described in detail below in conjunction with the accompanying drawings, to cause above-mentioned advantage of the present utility model more
Clearly.
Fig. 1 is the sectional structure chart of the overall formula motor water cooling stator in triple-spool of the present invention axial direction.
Fig. 2 is the detonation configuration figure of the overall formula motor water cooling stator in triple-spool of the present invention axial direction.
Embodiment
The utility model is described in detail with reference to specific embodiment.
The shortcomings that in order to overcome above-mentioned prior art, it is an object of the invention to provide a kind of axial magnetic flux disc-type electric motor
Water-cooled stator, wherein support is provided with inlet/outlet joint, and stator wheel hub is designed with swirl type water channel, and water is used in water channel
SAPMAC method, there is heat convection efficiency high, the advantages that heat exchange area is big, and heat-transfer rate is fast, using this stator heat radiation structure
Disc type electric machine, power density, torque density can do more, and structure is compacter, be adapted to future to motor mounting space
There is the occasion of rigors；Stator core is designed to independent no yoke portion stator tooth block, and each stator tooth block is wound with concentratred winding,
Because using independent segmented armature structure, the eddy-current loss of iron core can be significantly reduced, so as to improve motor operation efficiency.Together
When, the proximal pole groove that magnet steel surface-mount type structure and the pole of 12 groove 10 are employed due to rotor is coordinated, and disc-type electric motor has preferable
Weak magnetism speed expansion ability, it is adapted to high-speed cruising operating mode.
In order to achieve the above object, the technical solution used in the present invention is：
The application of described water-cooled stator is that the axial magnetic of a kind of wheel hub water cooling and bimorph transducer triple-spool framework is overall
Formula motor, using bimorph transducer triple-spool framework, there is spindle design, wherein stator uses segmented armature toothing, stator core
Without yoke portion；Rotor uses magnet steel surface-mount type structure, and temperature rise management is using whole stator wheel hub Water-cooling circulating cooling radiating mode.
Described stator module 100, including stator core 107, stator core 107 is by high magnetic permeability, low-loss, ultra-thin silicon
Steel disc winding forms, and armature tooth block independent one by one is then split into, to reduce stator core eddy-current loss.Stator core
107 outside wall surface is cased with stator winding 109, using centralized Winding Design.Stator core 107 is using independent stator tooth without yoke
Portion's structure, the radial design of each stator tooth have ventilation slot, and axial direction is provided with 3 axial ventilation holes.Support 102 be provided with into
Water swivel 114 and water out adapter 115, are designed with inlet/outlet thereon.
Heat caused by stator winding 109, stator core 107, pass through the coolant of the water channel internal flow of stator wheel hub 113
Take away, the gusset of stator wheel hub 113 is bonded by stator winding 109, increase the contact area of dissipation of main pyrotoxin, improve heat
Source surface convection transfer rate, the radiating effect of stator 100 is significantly improved, meanwhile, pass through the axial ventilation hole of stator core 107
With radial ventilation groove, wind path with multiple branch circuit parallel fluid flow, can increase the convection transfer rate of the inner surface of stator core 107.
Outlet case assembly 300, in order to fix external connection power line and temperature detector signal lead wire, 3 big fillers are introduced respectively
315,1 temperature detector joints 313 of letter, to realize the sealing effectiveness of outlet case assembly 300, introduce wiring copper post 308, realize stator around
The lead-out wire of group 109 is from multiply and around to single transition, by introducing outlet box housing 316, epoxy bottom plate 307, wiring copper
Post 308, sealing gasket 302, sealing gasket 305, rubber ring 309 form a closed space.
Beneficial effects of the present invention：
Disc type electric machine temperature rise management design：Actively reduce loss and passive reduce is lost
In terms of actively reducing loss：It is independent around segmentation is cut into that stator core 107 employs ultra-thin silicon-steel sheet coiled
Armature tooth, for reducing iron core vortex loss, stator winding 109 is using the C class B insulation enamel-covers thin, paint film temperature resistant grade is higher
Line, multiply and around to reduce the measures such as high-frequency vortex copper loss.
It is passive to reduce loss aspect：The inner end of stator wheel hub 113 is designed with swirl type water channel, stator winding 109 and stator
The gusset of wheel hub 113 is brought into close contact, and heat caused by stator winding 109, stator core 107 is transmitted into stator wheel hub 113, heat
Amount is taken away by the coolant in water channel.Each independent armature tooth of stator core 107 is provided with 3 ventilations in the axial direction
Hole, the radial directions of both sides are designed with ventilation slot, in rotor rotation process, can increase the heat convection system on stator core surface
Number, improve heat-sinking capability.By above measure, disc type electric machine is provided with higher heatproof and upgraded, and can bear bigger mistake
Carry, structure is compacter, improves power of motor density and torque density.
Coupled using the disc type electric machine of the water-cooled stator with decelerator, for slowing down；Or coupled with differential mechanism, it is used for
It is straight to drive.Mainly as traction power, be suitably applied pure electronic, hybrid vehicle etc. it is harsh to space requirement, it is straight drive or
Field with decelerator.
Wherein, described stator module 100, such as Fig. 1, shown in Fig. 2, including stator core 107, stator core 107 is by height
Magnetic conductivity, low-loss, ultra-thin silicon steel sheet winding form, and armature tooth independent one by one are then split into, to reduce stator core
Eddy-current loss.The outside wall surface of stator core 107 is wound with stator winding 109, in the groove of stator winding 109 straightway using slot wedge 106,
Slot wedge 108 compresses, the interior outer end of stator winding 109 by outer cranse 105, outer cranse 121, interior cranse 104, interior cranse 119,
Holding screw 101, holding screw 103, holding screw 120, holding screw 122 are fixed to stator wheel hub 113, to limit its axial direction
Motion.Stator core 107, it is provided with 3 axial ventilation holes and both sides radial ventilation groove.Water inlet connection 114, water outlet joint
115 are fixed on support 102 by the 3rd holding screw 123, the 4th holding screw 123.
Support 102 is provided with water supply connector 114 and water out adapter 115, is provided with inlet/outlet, the He of water supply connector 114 thereon
Screwed hole of the water out adapter 115 finally with the gusset of stator wheel hub 113 is connected.The screwed hole of gusset leads directly to stator wheel hub 113
Swirl type water channel.Stator winding 109, stator core 107, caused heat are transmitted on the gusset of stator wheel hub 113 first,
Then taken away by the coolant of flowing, stator winding 109 is bonded assembling with stator wheel hub 113, increases main pyrotoxin
Area of dissipation is contacted, heat source surface convection transfer rate is improved, significantly improves stator radiating effect, meanwhile, pass through stator iron
The axial ventilation hole of core 107 can be flowed with two side radial ventilation grooves, wind paths with multiple branch circuit, increase the area of dissipation on surface,
Heat caused by stator core 107, stator winding 109 can be pulled away faster.Described water-cooled stator, application are one
The Water-cooling circulating cooling radiating of kind stator wheel hub and the axial magnetic flux disc type permasyn motor of bimorph transducer triple-spool framework, are used
Bimorph transducer triple-spool framework, there is spindle design, wherein rotor uses magnet steel surface-mount type structure, and temperature rise management uses whole stator ring
Hub Water-cooling circulating cools down radiating mode.
The present invention operation principle be：The three-phase of 109 external motor inverter of stator winding output in stator module 100
Alternating current, produce circular rotating field, magnetic field intercepts stator winding 109 caused by magnet steel, so as to circle caused by stator winding 109
Shape rotating excitation field drives permanent magnetic field synchronous rotary caused by magnet steel, produces electromagnetic torque.Produced in disc type electric machine running
Raw heat, mainly taken away by the circulating cooling liquid in stator wheel hub 113, due to cold using the Water-cooling circulating of stator wheel hub 113
But scheme, disc type electric machine can bear bigger overload, possess bigger power density and torque density.
Although specific embodiment has been illustrated and described in this specification, it will be understood by those skilled in the art that
In the case of without departing substantially from the scope of the present invention, various replacements or equivalent realize can substitute these shown and described tools
Body embodiment.The application is intended to the various specific implementation examples for covering any change and the present invention is discussed.Therefore the present invention
It is limited only by the claims and the equivalents thereof.
Wherein, the water-cooled stator of axial magnetic flux disc-type electric motor is led to cold using stator wheel hub inner end design swirl type water channel
But liquid pattern.Wherein stationary part protection stator core and stator winding, stator core is by high magnetic permeability, low-loss, ultra-thin silicon
Steel disc winding forms, and is then split into armature tooth independent one by one.Each armature tooth, it is provided with 3 axial oil-through-holes and two
Side end face radially leads to oil groove.Stator winding is wound on armature tooth, stator winding is bonded with the gusset of stator wheel hub.By inside and outside
Cranse is by stator core, stator winding, stator boss ring into an entirety.The end face of stator wheel hub both sides is disposed with water channel gear
Plate, rubber blanket, realize the sealing of water way portion.Support is provided with water supply connector and water out adapter, is provided with inlet/outlet thereon,
It is connected with the screwed hole of the gusset of stator wheel hub, finally the water channel with stator wheel hub inner end is connected.
Using the stator of above-mentioned design, stator winding, stator core, caused heat, taken away by the cooling water of flowing,
Assembling is bonded by stator wheel hub water channel design and stator winding and stator wheel hub gusset, main pyrotoxin can be increased
Area of dissipation is contacted, heat source surface convection transfer rate is improved, significantly improves stator radiating effect, meanwhile, pass through stator iron
The axial ventilation hole of core and the fluting perforate design above two end face radial direction ventilation slots and inside and outside cranse, wind path can be with branched
Road parallel fluid flow, the less pressure loss is realized, heat can be pulled away with fast speed caused by stator core, stator winding.
Using the axial magnetic flux disc type electric machine of the water-cooled stator heat dissipation design, power density, torque density can be done more
Greatly, structure is compacter；Mainly as traction power, it is severe to space requirement to be suitably applied pure electronic, hybrid vehicle etc.
Quarter, straight drive or the field with gearbox.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
- A kind of 1. overall formula motor water cooling stator in triple-spool axial direction, it is characterised in that including：Stator core (107), stator core (107) formed by ultra-thin silicon steel sheet winding, be then cut into armature tooth independent one by one, designed using stator with no yoke portion, with Stator core eddy-current loss is reduced, improves disc type electric machine power density；Stator core (107) end face is provided with 3 axial directions and led to Air holes and radial ventilation groove；In addition, the outside wall surface of the stator core (107) is cased with stator winding (109), using centralization around Group design；Meanwhile the stator core (107) is fitted to the adjacent webs of stator wheel hub (113) together with stator winding (109) Between, and the gusset part of straight line portion and stator wheel hub (113) is brought into close contact in stator winding (109) groove, and can be good Carry out heat transfer.
- 2. the overall formula motor water cooling stator in triple-spool axial direction according to claim 1, it is characterised in that be additionally provided with support (102), the support (102) is provided with water supply connector (114) and water out adapter (115), is provided with water inlet and delivery port thereon.
- 3. the overall formula motor water cooling stator in triple-spool axial direction according to claim 1 or 2, it is characterised in that the stator Winding (109) is bonded installation with stator wheel hub (113), increases the contact area of dissipation of main pyrotoxin, significantly improves stator Radiating effect, meanwhile, by axial ventilation hole and the radial ventilation groove of stator core (107), wind path can be flowed with multiple branch circuit, real The existing less pressure loss, thus, heat caused by stator winding (109), stator core (107), by conductive-convective, is flowed Dynamic coolant is taken away.
- 4. the overall formula motor water cooling stator in triple-spool axial direction according to claim 1, it is characterised in that the stator wheel hub (113) aluminum alloy material is used, inner end is designed with swirl type water channel, and both sides use the first rubber blanket (112), the second rubber blanket (116), the first water channel baffle plate (111), the second water channel baffle plate (117) pass through the first holding screw (110), the second holding screw (118) it is fixed on stator wheel hub (113), seals.
- 5. the overall formula motor water cooling stator in triple-spool axial direction according to claim 2, it is characterised in that in support (102) Screwed hole is designed with, uses the 4th holding screw (123), the fixed water inlet connection (114) of the 3rd holding screw (123) and water outlet Mouth joint (115) is arrived on support (102).
- 6. the overall formula motor water cooling stator in triple-spool axial direction according to claim 5, it is characterised in that the water inlet connects Screw thread is carved with one end of head (114) and water outlet joint (115), is tightened in the gusset screwed hole of stator wheel hub (113), Finally it is connected with inner end water channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550209.4U CN207117329U (en) | 2017-05-17 | 2017-05-17 | A kind of overall formula motor water cooling stator in triple-spool axial direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550209.4U CN207117329U (en) | 2017-05-17 | 2017-05-17 | A kind of overall formula motor water cooling stator in triple-spool axial direction |
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| Publication Number | Publication Date |
|---|---|
| CN207117329U true CN207117329U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720550209.4U Active CN207117329U (en) | 2017-05-17 | 2017-05-17 | A kind of overall formula motor water cooling stator in triple-spool axial direction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921589A (en) * | 2019-03-26 | 2019-06-21 | 廖红林 | an axial motor |
| CN111181284A (en) * | 2020-01-13 | 2020-05-19 | 合肥骐骥电驱动技术有限公司 | Disc type hub driving motor |
| CN112165235A (en) * | 2020-10-10 | 2021-01-01 | 苏州英磁新能源科技有限公司 | Rotor superconducting hybrid superconducting disk type motor |
-
2017
- 2017-05-17 CN CN201720550209.4U patent/CN207117329U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921589A (en) * | 2019-03-26 | 2019-06-21 | 廖红林 | an axial motor |
| CN111181284A (en) * | 2020-01-13 | 2020-05-19 | 合肥骐骥电驱动技术有限公司 | Disc type hub driving motor |
| CN111181284B (en) * | 2020-01-13 | 2022-03-29 | 合肥骐骥电驱动技术有限公司 | Disc type hub driving motor |
| CN112165235A (en) * | 2020-10-10 | 2021-01-01 | 苏州英磁新能源科技有限公司 | Rotor superconducting hybrid superconducting disk type motor |
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Effective date of registration: 20190722 Address after: 518000, Guangdong Province, Longgang District, Shenzhen city street, 2123 new Bi Road, Indus space, 9 floor Patentee after: Shenzhen elephant Electric Technology Co., Ltd. Address before: 518000 Longxiangge Pavilion, Shahe World Garden, 9 West Street, Overseas Chinese Town, Nanshan District, Shenzhen City, Guangdong Province Co-patentee before: Chen Qixu Patentee before: Liu Xiao |