CN206195512U - Motor - Google Patents
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- Publication number
- CN206195512U CN206195512U CN201621187526.6U CN201621187526U CN206195512U CN 206195512 U CN206195512 U CN 206195512U CN 201621187526 U CN201621187526 U CN 201621187526U CN 206195512 U CN206195512 U CN 206195512U
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- Prior art keywords
- bearing
- casing
- rotating shaft
- magnetic steel
- rotor magnetic
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Abstract
The utility model discloses motor, including the casing of integral type, install the controller of casing one side, install the load fan blade of casing opposite side, install the inside rotor subassembly of casing with install at the inside stator module of casing. Because casing structure as an organic whole need not assembled housing assembly, installs convenient stabilizing, is favorable to motor's steady operation.
Description
Technical field
The utility model is related to technical field of motors, and in particular to a kind of motor.
Background technology
The construction of existing brushless electric machine generally includes casing, rotor assembly and stator module, and rotor assembly includes rotating shaft
And rotor magnetic steel etc., wherein, casing is docked by two split casings and formed.The production of split type casing, assembly technology are complicated,
Stator stack size long also can increase the assembly difficulty of casing, it is difficult to ensure the high-speed smooth operation of motor；Especially for
The loosening of casing is easily made in the motor higher to rotation speed requirements used in dust catcher, prolonged vibration, influences making for motor
Use the life-span.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome split type casing structure of the prior art and dress
Defect with complex process.
Therefore, the utility model provides a kind of motor, including the casing of integral type, the controller installed in casing side,
Installed in load fan blade, the rotor assembly installed in casing internal of casing opposite side, and installed in the stator of casing internal
Component.
The rotor assembly of the motor includes rotating shaft, and the first axle being axially distributed with one end and along rotating shaft positioned at rotating shaft
Hold and second bearing, there is gap between the clutch shaft bearing and second bearing, connection clutch shaft bearing is provided with the gap
With the preloading spring of second bearing, the preloading spring provides pretightning force, clutch shaft bearing and for clutch shaft bearing and second bearing
Two bearings and pretension part are installed in casing in the bearing chamber of shaping.
The bearing chamber is arranged at rotating shaft near the side of load fan blade.
The stator core of the stator module is all installed in casing.
The controller is connected by screw with casing.
Laminating is provided with dust ring, the dust ring socket respectively on the clutch shaft bearing and the opposite end face of second bearing
In rotating shaft.
The rotor assembly also includes the rotor magnetic steel being sheathed in the rotating shaft, and locking device, the locking dress
Put and lock the rotating shaft and the rotor magnetic steel, to prevent axial direction and circumferential movement of the rotor magnetic steel along rotating shaft.
The locking device is connected with the merging of rotating shaft close-fitting with the end face of the rotor magnetic steel.
The locking device is loose-proof sleeve, and the loose-proof sleeve is tightly set in the rotating shaft.
The end face that the loose-proof sleeve coordinates with the rotor magnetic steel is provided with projection, and the rotor magnetic steel coordinates with loose-proof sleeve
End face be provided with groove, with the groove match in the raised embedded groove.
Positioning boss is also formed in the rotating shaft, the rotor magnetic steel is located at the positioning boss and the locking device
Between.
Technical solutions of the utility model, have the following advantages that：
1. the casing of motor of the present utility model, including integral type, the controller installed in casing side, installed in casing
The load fan blade of opposite side, the rotor assembly installed in casing internal, and installed in the stator module of casing internal.By institute
State casing to be structure as a whole, it is not necessary to assemble case component, install convenient is consolidated, and is conducive to the stable operation of motor.
2. motor of the present utility model, its rotor assembly includes rotating shaft, and positioned at rotating shaft with one end and along rotating shaft axial direction
The clutch shaft bearing and second bearing of distribution, have gap between the clutch shaft bearing and second bearing, be provided with the gap
The preloading spring of connection clutch shaft bearing and second bearing, the preloading spring is that clutch shaft bearing and second bearing provide pretightning force,
Clutch shaft bearing and second bearing and pretension part are installed in casing in the bearing chamber of shaping.Due to clutch shaft bearing and second bearing
Same one end of rotating shaft is arranged at, and pretension part is provided between two bearings, this rotor structure compact volume is small, reduced
The overall volume of motor；It is small that bearing opens shelves, reduces production cost, reduces the vibration of rotor, can reduce noise, favorably
In the service life of extension motor.
3. motor of the present utility model, stator core and casing close-fitting, stator core are all installed in casing, install jail
By, it is convenient, be conducive to the stable operation of motor.
4. motor of the present utility model, controller is directly connected by screw with casing, simple structure, and it is convenient to assemble.
5. motor of the present utility model, dust ring is set by being fitted respectively on the opposite end face of bearing, is conducive to preventing
Only dust enters the normal operation that bearing influences motor.
6. motor of the present utility model, described also including the rotor magnetic steel being sheathed in the rotating shaft, and locking device
Locking device locks the rotor magnetic steel and the rotating shaft, to prevent the rotor magnetic steel from carrying out circumference and axle relative to rotating shaft
To motion.In assembling, as long as being limited by locking device is connected respectively with the rotating shaft and the rotor magnetic steel described
The axial direction of rotor magnetic steel and circumferential movement, also, junction is less, reduces destabilizing factor, even if being returned at a high speed in motor
When turning, rotor magnetic steel will not also loosen.
7. motor of the present utility model, passes through the raised, fit system of groove, structure letter between loose-proof sleeve and rotor magnetic steel
Single, easy for installation, stability is high.
8. motor of the present utility model, forms the positioning boss for positioning rotor magnetic steel, rotor magnetic steel position in rotating shaft
Be locked respectively between locking device and positioning boss, on axial direction device and positioning boss it is spacing so that advantageously in guarantor
Card rotor magnetic steel positioning in the axial direction.
Brief description of the drawings
In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of implementation method of the utility model motor；
Fig. 2 is a kind of structural representation of implementation method of the utility model rotor magnetic steel；
Fig. 3 is a kind of structural representation of implementation method of the utility model loose-proof sleeve；
Fig. 4 is the structural representation of the utility model rotor assembly.
Description of reference numerals：
1- casings；2- controllers；3- rotating shafts；4- rotor magnetic steels；
5- clutch shaft bearings；6- preloading springs；7- bearing chambers；8- loads fan blade；
9- stator cores；10- screws；11- dust rings；12- positioning boss；
13- loose-proof sleeves；14- is raised；15- grooves；16- second bearings.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
Embodiment 1
As shown in Figure 1, a kind of casing of specific embodiment of the present embodiment offer electric machine structure, including integrative-structure
1st, rotor assembly, stator module, load fan blade 8 and controller 2, controller 2 are arranged on the side of casing 1, and load fan blade 8 is pacified
Mounted in the opposite side of casing 1.The casing structure of integral type, it is not necessary to assembled to case component, install convenient is consolidated, favorably
In the stable operation of motor.
The rotor assembly includes rotating shaft 3, rotor magnetic steel 4, clutch shaft bearing 5, second bearing 16 and positioned at clutch shaft bearing 5
With the preloading spring 6 between second bearing 16, clutch shaft bearing 5, second bearing 16 and preloading spring 6 are installed on shaping in casing 1
Bearing chamber 7 in, bearing chamber 7 be arranged at rotating shaft 3 near load fan blade 8 side.Due to clutch shaft bearing 5 and second bearing 16 and
Preloading spring 6 is disposed in proximity in the bearing chamber 7 for load the side of fan blade 8 jointly, and this electric machine structure is compact, small volume；Bearing
Open shelves small, reduce production cost, reduce the vibration of rotor, noise can be reduced, be conducive to extending the service life of motor；
The casing of integrative-structure also allows for the installation and stable operation of motor.
The stator core 9 of stator module and the close-fitting of casing 1 are simultaneously all installed in casing 1, such structure installation is firm,
It is convenient, be conducive to the stable operation of motor.
Used as preferred embodiment, controller 2 is directly connected by screw 10 with casing 1.Such electric machine structure letter
Single, it is convenient to assemble.
It is provided with as preferred embodiment, on the end face opposite with second bearing 16 of clutch shaft bearing 5 fitting respectively anti-
Konisphere 11, is conducive to the normal operation for preventing dust from entering influence motor.
Used as preferred embodiment, rotor assembly also includes a loose-proof sleeve 13, and loose-proof sleeve 13 is integrally formed tightly
It is set in rotating shaft 3 and is connected with the end face of rotor magnetic steel 4, the connection rotating shaft 3 of loose-proof sleeve 13 and rotor magnetic steel 4 turns for limiting
Axial direction and circumferential movement of the sub- magnet steel 4 along rotating shaft 3.Because loose-proof sleeve 13 is integrally formed, in assembling, as long as by loose-proof sleeve 13
By being connected respectively with rotor magnetic steel 4 with rotating shaft 3 limit rotor magnetic steel 4 axial direction and circumferential movement, also, junction compared with
It is few, destabilizing factor is reduced, even if in motor revolution at a high speed, rotor magnetic steel will not also loosen.
Used as preferred embodiment, the end face that loose-proof sleeve 13 coordinates with rotor magnetic steel 4 is provided with raised 14, rotor magnetic steel
4 end faces coordinated with loose-proof sleeve 13 are provided with groove 15, match with groove 15 in raised 14 insertion groove 15；Such cooperation
Mode, simple structure is easy for installation, and stability is high.
Preferably, being also molded positioning boss 12 in the rotating shaft 3, the rotor magnetic steel 4 is located at the He of the positioning boss 2
It is spacing by loose-proof sleeve 13 and positioning boss 12 respectively on axial direction between the loose-proof sleeve 13, so that advantageously in guarantee rotor
The positioning in the axial direction of magnet steel 4.
The present embodiment motor described above is preferably motor of dust collector, and above-mentioned set-up mode ensure that motor of dust collector
Miniaturization and operation stability.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of motor, it is characterised in that the casing (1) including integral type, the controller (2) installed in casing (1) side, peace
Load fan blade (8) mounted in casing (1) opposite side, the rotor assembly installed in casing (1) inside, and installed in casing (1)
Internal stator module.
2. motor according to claim 1, it is characterised in that the rotor assembly includes rotating shaft (3), and positioned at rotating shaft
(3) clutch shaft bearing (5) and second bearing (16) being axially distributed with one end and along rotating shaft (3), the clutch shaft bearing (5) and second
There is gap between bearing (16), the preloading spring of connection clutch shaft bearing (5) and second bearing (16) is provided with the gap
(6), the preloading spring (6) is that clutch shaft bearing (5) and second bearing (16) provide pretightning force, clutch shaft bearing (5) and the second axle
Hold (16) and pretension part is installed in casing (1) in the bearing chamber (7) of shaping.
3. motor according to claim 2, it is characterised in that the bearing chamber (7) is arranged at rotating shaft (3) near load wind
The side of leaf (8).
4. motor according to claim 1 and 2, it is characterised in that the stator core (9) of the stator module is all installed
In casing (1).
5. motor according to claim 2, it is characterised in that the clutch shaft bearing (5) and second bearing (16) are opposite
Laminating is provided with dust ring (11) respectively on end face, and the dust ring (11) is socketed in rotating shaft (3).
6. motor according to claim 2, it is characterised in that the rotor assembly also includes being sheathed on the rotating shaft (3)
On rotor magnetic steel (4), and locking device, the locking device locks the rotating shaft (3) and the rotor magnetic steel (4),
To prevent axial direction and circumferential movement of the rotor magnetic steel (4) along rotating shaft (3).
7. motor according to claim 6, it is characterised in that the locking device merge with rotating shaft (3) close-fitting with it is described
The end face connection of rotor magnetic steel (4).
8. motor according to claim 7, it is characterised in that the locking device is loose-proof sleeve (13), the loose-proof sleeve
(13) tightly it is set in the rotating shaft (3).
9. motor according to claim 8, it is characterised in that the loose-proof sleeve (13) and the rotor magnetic steel (4) coordinate
End face be provided with raised (14), the end face that the rotor magnetic steel (4) coordinates with loose-proof sleeve (13) is provided with groove (15), described
Match with the groove (15) in raised (14) embedded groove (15).
10. motor according to claim 6, it is characterised in that also form positioning boss (12) on the rotating shaft (3),
The rotor magnetic steel (4) is between the positioning boss (12) and the locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187526.6U CN206195512U (en) | 2016-11-04 | 2016-11-04 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187526.6U CN206195512U (en) | 2016-11-04 | 2016-11-04 | Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195512U true CN206195512U (en) | 2017-05-24 |
Family
ID=58734051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621187526.6U Active CN206195512U (en) | 2016-11-04 | 2016-11-04 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195512U (en) |
-
2016
- 2016-11-04 CN CN201621187526.6U patent/CN206195512U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |