CN110350687A - Motor, electric appliance and vehicle - Google Patents
Motor, electric appliance and vehicle Download PDFInfo
- Publication number
- CN110350687A CN110350687A CN201910594548.6A CN201910594548A CN110350687A CN 110350687 A CN110350687 A CN 110350687A CN 201910594548 A CN201910594548 A CN 201910594548A CN 110350687 A CN110350687 A CN 110350687A
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- groove
- shell
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- stator
- installation cavity
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- 238000009434 installation Methods 0.000 claims abstract description 56
- 125000004122 cyclic group Chemical group 0.000 claims description 19
- 210000005069 ears Anatomy 0.000 claims description 6
- 210000002421 cell wall Anatomy 0.000 claims description 4
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The present invention relates to motor field, motor includes shell, stator, elastic layering and adjusts screw, and stator is fixed in shell；It is formed with the installation cavity groove of bar shaped between shell and stator, threaded hole is offered on shell, the axis direction of threaded hole is along the extending direction for installing cavity groove；Elastic layering is installed in installation cavity groove, is adjusted screw thread and is connected in threaded hole；Along the extending direction of installation cavity groove, threaded hole is located at one end of installation cavity groove, and threaded hole is connected to installation cavity groove, and one end of elastic layering is abutted with shell, and the other end of elastic layering is abutted with screw is adjusted.The radial compression power between stator and shell can be adjusted by way of screwing and adjusting screw, stator and shell is avoided to cooperate failure in use；Also, convenient for adjusting stator and the circumferential air gap everywhere of shell, is conducive to keep stator and the circumferential air gap everywhere of shell uniform, advantageously reduces noise and the vibration of motor, reduce energy loss, promote motor working efficiency and performance.
Description
Technical field
The present invention relates to motor fields, are specifically related to a kind of motor and electric appliance and vehicle using the motor.
Background technique
In existing some motors, shell is fixed by the way of interference fit with stator, can specifically use hot jacket work
Shell is placed on stator by skill.
For the light-weight design of motor, the aluminum alloy materials that electric machine casing often uses quality slim and graceful, and motor stator
It is often steel material, this results in shell hardness lower than stator hardness, and it is irreversible to will lead to shell generation in shrink-on timing
Plastic deformation, cause cooperation magnitude of interference be unable to satisfy requirement.
Motor in the process of running, can be such that the temperature of entire motor rises, and since shell is different from the material of stator, cause
Shell is different from the thermal expansion coefficient of stator, causes identical size under temperature rise same case, and the heat distortion amount of shell is different, leads
The cooperation of shell and stator is caused to occur loose fit and tight fit repeatedly, it is repeatedly elastic in this way to be easy that stator and shell is made to cooperate mistake
Effect, causes motor not to be available, stator and the reliability that shell cooperates be not high.
In addition, interference fit is easy to make shell that non-uniform deformation circumferentially occur everywhere, lead to the stator and rotor of motor
Between air gap it is uneven, cause the situation that motor noise is big, vibration is big, influence motor performance, waste energy.
Summary of the invention
An object of the present invention is to provide a kind of shell and stator fixes reliable motor for a long time.
To achieve the goals above, motor provided by the invention includes shell, stator, elastic layering and adjusts screw, fixed
Son is fixed in shell；It is formed with the installation cavity groove of bar shaped between shell and stator, offers threaded hole on shell, threaded hole
Extending direction of the axis direction along installation cavity groove；Elastic layering is installed in installation cavity groove, is adjusted screw thread and is connected to screw thread
Kong Zhong；Along the extending direction of installation cavity groove, threaded hole is located at one end of installation cavity groove, and threaded hole is connected to installation cavity groove, elasticity
One end of press strip is abutted with shell, and the other end of elastic layering is abutted with screw is adjusted.
Therefore the present invention is designed by the structure to motor, can be realized shell, elasticity by screwing adjusting screw
The adjusting of extruding force size between press strip and stator, the installation fixation for being conducive to meet stator and shell in different motors in this way are wanted
It asks, it is fixed reliable to advantageously ensure that stator, and even if cooperation of the motor in use for some time between stator and shell goes out
Now loosen, stator and shell can also be made to meet fixed requirement again by way of screwing and adjusting screw, avoid stator and
The cooperation of shell is failed, and it is fixed for a long time reliable to be conducive to stator；Also, the extruding force between shell, elastic layering and stator is big
Small variation can also cause the gap size at corresponding elastic layering between shell and stator, make it possible to by operating each adjusting spiral shell
It follows closely to adjust the circumferential gap between shell everywhere of stator, stator and the circumferential air gap everywhere of shell is adjusted, to be conducive to
Keep stator and the circumferential air gap everywhere of shell uniform, advantageously reduces noise and the vibration of motor, reduce energy loss, promote motor
Working efficiency and performance.
One Preferable scheme is that, installation cavity groove along motor axis direction extend, the axis direction and motor of threaded hole
Axis direction it is parallel；Along the axis direction of motor, threaded hole is located at one end of installation cavity groove, and threaded hole and installation cavity groove connect
Logical, one end of elastic layering is abutted with shell, and the other end of elastic layering is abutted with screw is adjusted.
Therefore installation cavity groove prolongs the extension of electrical axis direction, so that installation cavity groove is simple for structure, elastic layering divides
Cloth rule, facilitates the installation of elastic layering, is more conducive to elastic layering and deforms under the extruding of adjusting screw.
Further embodiment is that shell includes cylindrical body, the first position limiting structure and the second position limiting structure, installation cavity flute profile
At between cylindrical body and stator；Along the axis direction of motor, the first position limiting structure and the second position limiting structure are located at cylinder
The both ends of shape main body, the first position limiting structure and the second position limiting structure are connected to the both ends of stator respectively.
Therefore since cylindrical body is tubular structure, cylindrical body structure is simple, easy to process.
Further scheme is that first groove is offered in inner walls, and the cell wall of first groove encloses jointly with stator
At the installation cavity groove；Along the axis direction of motor, one end of first groove is open end, and the other end of first groove is closing
End, the first position limiting structure are located at the open end of first groove, and the second position limiting structure is located at the closed end of first groove, and threaded hole is opened
On the first position limiting structure.
Therefore have open end so that it is convenient to elastic layering smoothly be installed to the first ditch due to first groove
In slot, the installation difficulty of elastic layering is advantageously reduced.
Further scheme is that the first position limiting structure is cyclic annular end plate, and the first position limiting structure periphery has at least three
First mounting ear and at least three second mounting ears, each first mounting ear is along the circumferentially distributed of motor, and each second mounting ear is along electricity
Machine it is circumferentially distributed；Mounting groove is offered on the inner sidewall of cylindrical body, along the axis direction of motor, one end of mounting groove is to open
Mouthful end, the other end of mounting groove are closed end, the open end of each mounting groove towards with the open end of each first groove towards identical,
Each first mounting ear is embedded in correspondingly in each mounting groove；Second mounting ear is embedded in correspondingly in each first groove, spiral shell
Pit is opened on the first mounting ear.
Therefore need each threaded hole to correspond in the present invention and be directed at each first groove, using the first mounting ear with
The cooperation of mounting groove facilitates between the first position limiting structure and cylindrical body when the first position limiting structure is installed in cylindrical body
Positioning advantageously reduces the difficulty that the first position limiting structure is coupled with cylindrical body, promotes the first position limiting structure and tubular master
The accuracy that body is coupled.
Further scheme is that the second position limiting structure is cyclic annular end plate, and the second position limiting structure periphery has at least three
Third mounting ear, each third mounting ear are embedded in first groove correspondingly along the circumferentially distributed of motor, each third mounting ear,
Along the axis direction of motor, each third mounting ear is abutted with the wall surface of corresponding first groove closed end.
Therefore the setting of third mounting ear is easy to implement cylindrical body, the second position limiting structure and stator in motor shaft
Positioning on line direction.
Further scheme is that cylindrical body is aluminum structure.
Further embodiment is that elastic layering is the body extended along the fluctuation of electrical axis direction.
Therefore be conducive to shell and stator uniform force everywhere in this way.
Further embodiment is that install the quantity of cavity groove be at least three, and each cavity groove of installing is along the circumferentially distributed of stator.
Further scheme is that install the quantity of cavity groove be 6 to 15.
Therefore the quantity for installing cavity groove is more, is more conducive to uniform force between stator and shell, but install simultaneously
Difficulty is also bigger, therefore the quantity that installation cavity groove is arranged is 6 to 15, convenient for combining wanting for motor performance and installation difficulty
It asks.
Another Preferable scheme is that, first groove is offered on shell internal perisporium, offers second on stator periphery wall
Groove, each first groove, each second groove and each installation cavity groove correspond；Each first groove is surrounded with corresponding second groove
Corresponding installation cavity groove.
Therefore such elastic layering is installed in first groove and the installation cavity groove of second groove composition, elasticity pressure
Item can limit stator and the shell circumferentially changing of the relative positions, be further conducive to iron core and shell installation is reliable.
Another Preferable scheme is that, elastic layering is strip plate body, the plate face width direction of elastic layering and motor
It is circumferential tangent.
Therefore be conducive to make elastic layering steadily along motor when elastic layering is by screw extruding is adjusted in this way
Radial deformation is stablized convenient for adjusting the screw steadily radial pressure between adjustment housings, elastic layering and stator by operation
Radial air gap between ground adjustment housings, elastic layering and stator promotes the validity adjusted to radial pressure and radial air gap.
The second object of the present invention is to provide a kind of electric machine casing and motor stator to fix reliable electric appliance for a long time.
To achieve the goals above, electric appliance provided by the invention includes motor above-mentioned.
Therefore electric appliance of the invention, due to using motor above-mentioned, shell and stator secure fit are reliable, and i.e.
Cooperation of the motor in use for some time between stator and shell is loosened, the side of screw can also be adjusted by screwing
Formula fixes requirement meet stator and shell again, and the cooperation of stator and shell is avoided to fail；Also, shell, elastic layering
And the extruding force size variation between stator can also cause the gap size at corresponding elastic layering between shell and stator, so that
The circumferential gap between shell everywhere of stator can be adjusted by operating each adjusting screw, adjust stator and shell is circumferentially each
The air gap at place advantageously reduces noise and the vibration of motor, has to be conducive to keep stator and the circumferential air gap everywhere of shell uniform
Conducive to the noise and vibration for reducing electric appliance, energy loss is reduced, promotes motor working efficiency and performance, promotes the work effect of electric appliance
Rate and performance.
The third object of the present invention is to provide a kind of electric machine casing and motor stator fixes reliable motor for a long time.
To achieve the goals above, vehicle provided by the invention includes motor above-mentioned.
Therefore the motor used on vehicle is often higher to lightweight requirements, therefore the shell of motor is used on vehicle
Body is often aluminum shell, and using motor above-mentioned, can adjust screw by operation makes the peace of aluminum shell and steel stator
Dress reliably and with long-term, in addition, advantageously reducing vibration and the noise of motor, advantageously reduces vibration and the noise of vehicle.
Detailed description of the invention
Fig. 1 is the exploded view of motor embodiment of the present invention；
Fig. 2 is the cross-sectional view of motor embodiment of the present invention；
Fig. 3 is the structure chart of cylindrical body in motor embodiment of the present invention；
Fig. 4 is the structure chart of iron core in motor embodiment of the present invention；
Fig. 5 is the structure chart of the second cyclic annular plate body in motor embodiment of the present invention.
The invention will be further described with reference to the accompanying drawings and embodiments.
Specific embodiment
Motor, electric appliance and vehicle embodiments:
The electric appliance of the present embodiment can be the household electrical appliance such as refrigerator, air-conditioning, washing machine, and the electric appliance of the present embodiment uses this reality
The motor of example is applied, the vehicle of the present embodiment uses the motor of the present embodiment.
It include please shell 1, stator core 2 and elastic layering 3 from the motor referring to figs. 1 to Fig. 3, the present embodiment, shell 1 wraps
The cyclic annular end plate 12 of cylindrical body 11, first and the second cyclic annular end plate 13 are included, offers ten along electrical axis in cylindrical body 11
The first groove 111 that direction extends, each first groove 111 is circumferentially evenly distributed in cylindrical body 11 along motor, along motor
Axis direction, one end of first groove 111 are open end, and the other end of first groove 111 is closed end.
Fig. 1 is please referred to, the first cyclic annular end plate 12 is equipped with ten the first threaded holes 124 and five being uniformly distributed circumferentially
A the first mounting hole 122 being uniformly distributed circumferentially, each first threaded hole 124 and each first mounting hole 122 are along the axis of motor
The cyclic annular end plate 12 of line direction perforation first.
Fig. 1 is please referred to, the first cyclic annular end plate 12 is fixed on cylindrical body 11 corresponding with 111 open end of first groove one
It holds, is set in cylindrical body 11 there are five the second threaded hole 114, five screws 6 pass through each first mounting hole 122 simultaneously correspondingly
It is threadedly connected in each second threaded hole 114, being fixedly connected for the first cyclic annular end plate 12 and cylindrical body 11 is realized with this.
Preferably, Fig. 1 is please referred to, offers five mounting grooves 112 in cylindrical body 11, each mounting groove 112 is along motor
Axis direction extends, and it is closed end that one end of each mounting groove 112, which is the open end other end, the open end of each mounting groove 112 and each
Towards identical, the periphery of the first cyclic annular end plate 12 sets that there are five the first mounting ear 121 and ten for the open end of first groove 111
Two mounting ears 123, each first mounting ear 121 correspond in each mounting groove 112, and each second mounting ear 123 corresponds
In each first groove 111, each one-to-one correspondence of first mounting hole 122 is opened on each first mounting ear 121, each first screw thread
Hole 124 corresponds and is opened on each second mounting ear 123, and each second threaded hole 114 is opened in the closing of each mounting groove 112
End.
Selectively, the mode that welding can also be used with cylindrical body 11 in the first cyclic annular end plate 12 is fixedly connected.
Referring to figure 2. and Fig. 5, the periphery of the second cyclic annular end plate 13 are equipped with ten third mounting ears 131, each third mounting ear
The third mounting hole 132 along the perforation of motor circumferential direction is offered on 131, each third mounting ear 131 is along the circumferential uniform of motor
Distribution, each third mounting ear 131 corresponds in each first groove 111, along the axis direction of motor, each third mounting ear
131 abut with the wall surface of the closed end of corresponding first groove 111.
Selectively, referring to figure 2., the closed end of each first groove 111 offers depth direction along electrical axis side
To the second mounting hole 113, each second mounting hole 113 and each third mounting hole 132 one-to-one correspondence is connected to, and ten pins are (in figure
It is not shown) it is interspersed in each second mounting hole 113 and each third mounting hole 132 correspondingly, the second looped end is realized with this
Plate 13 is fixedly connected with cylindrical body 11.
Selectively, the second cyclic annular end plate 13 and cylindrical body 11 modes such as can also be bolted, weld and carry out
It is fixedly connected.
Fig. 1 and Fig. 4 is please referred to, ten second grooves 21 are offered on the periphery wall of stator core 2, along the axis side of motor
To the both ends of each second groove 21 penetrate through stator core 2；Each first groove 111 is corresponded with each second groove 21, and each the
One groove 111 forms installation cavity groove 4 with corresponding second groove 21, and each elastic layering 3 is mounted on each installation cavity correspondingly
In slot 4, each first threaded hole 124 and each installation cavity groove 4 one-to-one correspondence, the corresponding installation cavity groove of each first threaded hole, 124 face
4, ten adjusting screws 5 are threaded io correspondingly in each first threaded hole 124, each to adjust along the axis direction of motor
Screw 5 is abutted with corresponding elastic layering 3.
Referring to figure 2., along the axis direction of motor, one end of stator core 2 is abutted with the first cyclic annular end plate 12, stator iron
The other end of core 2 is abutted with the second cyclic annular end plate 13, is easy to implement the axially position of stator core 2 in this way.
In the installation process of shell 1 and stator core 2 are as follows: the second cyclic annular end plate 13 is packed into cylindrical body 11 by the first step
Barrel chamber in, each third mounting ear 131 correspondingly from the open end of each first groove 111 be inserted into, until each third install
Ear 131 uses pin that each third mounting ear 131 is fixed on tubular master after abutting with the wall surface of corresponding 111 closed end of first groove
On body 11；Stator core 2 is fitted into barrel chamber by second step, and each first groove 111 is aligned with the adjustment of each second groove 21,
First groove 111 and the composition installation cavity groove 4 of second groove 21；Ten elastic layerings 3 are corresponded and are packed into each installation by third step
In cavity groove 4；4th step, the first cyclic annular end plate 12 is fixedly connected on cylindrical body 11 using ten bolts and first groove
On the corresponding one end end face in 111 open ends, at this time along the axis direction of motor, each elastic layering of each first threaded hole, 124 face
3；5th step screws in for each first threaded hole 124 and adjusts screw 5, each to adjust screw 5 with corresponding elastic layering 3 in electrical axis
It is abutted on direction, completes the fixed installation of shell 1 and stator core 2.
Under each withstanding effect for adjusting screw 5, each elastic layering 3 shortens in the axial direction, makes elastic layering 3 that wave be presented
Shape, and as elastic layering 3 is by the intensification for adjusting the extruding degree of screw 5, the fluctuating range of elastic layering 3 is bigger, until elasticity
Press strip 3 is abutted with shell 1 and stator core 2 radially；At this point, as elastic layering 3 is by the adjusting extruding degree of screw 5
Continue to deepen, the extruding force of each elastic layering 3 and shell 1 increases, and the extruding force of elastic layering 3 and stator core 2 increases；Cause
This, can adjust the realization elastic layering 3 of screw 5 and shell 1 by screwing after the completion of shell 1 and stator core 2 are fixedly mounted
Between extruding force size adjusting, realize the adjusting of extruding force size between elastic layering 3 and stator core 2, be conducive in this way
The fixed requirement of installation for meeting stator core 2 and shell 1 in different motors, advantageously ensures that stator core 2 is fixed reliable, and
Even if cooperation of the motor in use for some time between stator core 2 and shell 1 loosens, can also be adjusted by screwing
The mode of screw 5 fixes requirement meet stator core 2 and shell 1 again, and the cooperation of stator core 2 and shell 1 is avoided to lose
Effect.
Also, the extruding force size variation between shell 1, elastic layering 3 and stator core 2 can also cause corresponding elasticity pressure
Gap size at item 3 between shell 1 and stator core 2 makes it possible to adjust stator core by operating each adjusting screw 5
The 2 circumferential gaps between shell 1 everywhere adjust stator core 2 and the circumferential air gap everywhere of shell 1, to be conducive to make to determine
Sub- iron core 2 and the circumferential air gap everywhere of shell 1 are uniform, advantageously reduce noise and the vibration of motor, reduce energy loss, promote electricity
Machine working efficiency and performance.
Selectively, installation cavity groove 4 can be surrounded only by the outside wall surface of the cell wall and stator core 2 of first groove 111, be pacified
Slot 4 of behaveing affectedly can also be surrounded only by the interior sidewall surface of the cell wall and shell 1 of second groove 21, and preferably installation cavity groove 4 is by the first ditch
Slot 111 is collectively constituted with second groove 21, due to offering groove (first groove 111 and the on stator core 2 and shell 1
Two grooves 21), elastic layering 3 is installed in the installation cavity groove 4 that first groove 111 and second groove 21 form, in this way elasticity pressure
Item 3 can limit stator core 2 and the circumferentially changing of the relative positions of shell 1, be further conducive to stator core 2 and shell 1 is installed reliably.
Preferably, elastic layering 3 is strip plate body, and the plate face width direction and motor of strip plate body are circumferentially tangent；Due to
Plate body generally understands two lateral bends of through-thickness in compressive deformation, without being bent along plate face extending direction, in this way in bullet
Property press strip 3 by when adjusting screw 5 and squeezing, be conducive to make elastic layering 3 steadily along motor radial deformation, convenient for adjusting by operation
The steadily radial pressure between adjustment housings 1, elastic layering 3 and stator core 2 of screw 5 is saved, steadily adjustment housings 1, bullet
Property press strip 3 and stator core 2 between radial air gap, promote the validity adjusted to radial pressure and radial air gap.
Finally it is emphasized that the above description is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is right
For those skilled in the art, the present invention can have various change and change, all within the spirits and principles of the present invention,
Any modification, equivalent substitution, improvement and etc. done, should all be included in the protection scope of the present invention.
Claims (14)
1. motor, including shell and stator, the stator are fixed in the shell；
It is characterized by:
It is formed with the installation cavity groove of bar shaped between the shell and the stator, threaded hole, the spiral shell are offered on the shell
Extending direction of the axis direction of pit along the installation cavity groove；
The motor further includes elastic layering and adjusts screw, and the elastic layering is installed in the installation cavity groove, the tune
Section screw thread is connected in the threaded hole；
Along the extending direction of the installation cavity groove, the threaded hole is located at one end of the installation cavity groove, the threaded hole and institute
Installation cavity groove connection is stated, one end of the elastic layering is abutted with the shell, the other end of the elastic layering and the tune
Screw is saved to abut.
2. motor according to claim 1, it is characterised in that:
The installation cavity groove extends along the axis direction of the motor, the axis of the axis direction of the threaded hole and the motor
Direction is parallel；
Along the axis direction of the motor, the threaded hole is located at one end of the installation cavity groove, the threaded hole and the peace
Slot of behaveing affectedly connection, one end of the elastic layering are abutted with the shell, the other end of the elastic layering and the adjusting spiral shell
Nail abuts.
3. motor according to claim 2, it is characterised in that:
The shell includes cylindrical body, the first position limiting structure and the second position limiting structure, and the installation cavity slot is formed in the cylinder
Between shape main body and the stator；
Along the extending direction of the installation cavity groove, first position limiting structure and second position limiting structure are located at the cylinder
The both ends of shape main body, first position limiting structure and second position limiting structure are connected to the both ends of the stator respectively.
4. motor according to claim 3, it is characterised in that:
First groove is offered in the inner walls, the cell wall of the first groove and the stator surround the installation jointly
Cavity groove；
Along the extending direction of the installation cavity groove, one end of the first groove is open end, the other end of the first groove
For closed end, first position limiting structure is located at the open end of the first groove, and second position limiting structure is located at described the
The closed end of one groove, the threaded hole are opened on first position limiting structure.
5. motor according to claim 4, it is characterised in that:
First position limiting structure is cyclic annular end plate, and first position limiting structure periphery is at least three first mounting ears and extremely
Few three the second mounting ears, each first mounting ear is along the circumferentially distributed of the motor, and each second mounting ear is described in
Motor it is circumferentially distributed；
Mounting groove is offered on the inner sidewall of the cylindrical body, along the axis direction of the motor, one end of the mounting groove
For open end, the other end of the mounting groove is closed end, open end direction and each first groove of each mounting groove
Open end towards identical, each first mounting ear is embedded in correspondingly in each mounting groove；
Second mounting ear is embedded in correspondingly in each first groove, and the threaded hole is opened in first installation
On ear.
6. motor according to claim 3, it is characterised in that:
Second position limiting structure is cyclic annular end plate, and second position limiting structure periphery has at least three third mounting ears, respectively
The third mounting ear is embedded in the first groove along the circumferentially distributed of the motor, each third mounting ear correspondingly
In, along the axis direction of the motor, each third mounting ear is abutted with the wall surface of the corresponding first groove closed end.
7. motor according to claim 2, it is characterised in that:
The cylindrical body is aluminum structure.
8. according to the described in any item motors of claim 2 to 7, it is characterised in that:
The elastic layering is the body extended along electrical axis direction fluctuation.
9. according to the described in any item motors of claim 2 to 7, it is characterised in that:
The quantity of the installation cavity groove is at least three, and each installation cavity groove is along the circumferentially distributed of the stator.
10. motor according to claim 9, it is characterised in that:
The quantity of the installation cavity groove is 6 to 15.
11. motor according to any one of claims 1 to 7, it is characterised in that:
First groove is offered on the shell internal perisporium, offers second groove on the stator periphery wall, each described first
Groove, each second groove and each installation cavity groove correspond；
Each first groove surrounds the corresponding installation cavity groove with the corresponding second groove.
12. motor according to any one of claims 1 to 7, it is characterised in that:
The elastic layering is strip plate body, and the plate face width direction of the elastic layering and the circumferential direction of the motor are tangent.
13. electric appliance, it is characterised in that:
Including the described in any item motors of such as claim 1 to 12.
14. vehicle, it is characterised in that:
Including the described in any item motors of such as claim 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594548.6A CN110350687A (en) | 2019-07-03 | 2019-07-03 | Motor, electric appliance and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594548.6A CN110350687A (en) | 2019-07-03 | 2019-07-03 | Motor, electric appliance and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN110350687A true CN110350687A (en) | 2019-10-18 |
Family
ID=68177627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910594548.6A Pending CN110350687A (en) | 2019-07-03 | 2019-07-03 | Motor, electric appliance and vehicle |
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| CN (1) | CN110350687A (en) |
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