CN101615823A - Motor - Google Patents
Motor Download PDFInfo
- Publication number
- CN101615823A CN101615823A CN200810126502A CN200810126502A CN101615823A CN 101615823 A CN101615823 A CN 101615823A CN 200810126502 A CN200810126502 A CN 200810126502A CN 200810126502 A CN200810126502 A CN 200810126502A CN 101615823 A CN101615823 A CN 101615823A
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- Prior art keywords
- rotation axis
- bearing
- insulating case
- central siphon
- rotor
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- Insulation, Fastening Of Motor, Generator Windings (AREA)
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Abstract
A kind of motor, it comprises a shell block, a rotor and stator group.These shell block central authorities are provided with a central siphon, insert a bearing in this central siphon; This rotor is provided with can be in conjunction with a rotation axis of this bearing, and the outer peripheral face of this rotation axis is provided with an annular groove; This stator pack has an assembly hole to be sheathed on the periphery wall of this central siphon, in addition this stator pack is by insulating case on one and insulating case double team silicon steel sheet and twine a wire coil and constituted once, the inner peripheral surface that wherein should go up insulating case has a locating part, and this locating part can spacing this bearing and prevented that simultaneously this rotor from getting loose.By this, with the assembling convenience and the rotational stabilization of effective lifting motor.
Description
Technical field
The invention relates to a kind of motor, especially a kind ofly can prevent the motor that bearing and rotor get loose simultaneously by stator pack.
Background technology
Please refer to shown in Figure 1ly, existing motor comprises a shell block 70, a rotor 80 and stator group 90.These shell block 70 central authorities have a hollow axle tube 71, and these central siphon 71 inside can be for inserting members such as a bearing 72, a clasp 73 and an oil seal cover 74; These rotor 80 central authorities have a rotation axis 81, and this rotation axis 81 is rotatable in conjunction with this bearing 72, and the outer peripheral face of this rotation axis 81 forms a clamping groove 811, and this clamping groove 811 is bottoms of contiguous this rotation axis 81, for these clasp 73 clip combinations; This stator pack 90 is to be installed in this central siphon 71 outer peripheral faces, so that drive this rotor 80 rotation starts.
Generally speaking, existing motor normally is held in this clasp 73 in the clamping groove 811 of this rotation axis 81, so that utilize the backstop action between this bearing 72 and this clasp 73, and then prevents that this rotor 80 from getting loose accidentally in rotary course.Yet, also because rotation axis 81 bottoms of existing motor must be reserved a segment length (L) in advance, can form this clamping groove 811 for this clasp 73 of clip, therefore, causing this rotation axis 81 can't be rotatable with this bearing 72 near the outer peripheral face of bottom combines, in other words, because these rotation axis 81 bottoms have this clamping groove 811, so can further limit this rotation axis 81 and this bearing 72 bonded area between the two, and cause the rotational stabilization of this rotor 80 further to promote, particularly at the existing motor of microminiature, under this rotation axis 81 and the restricted condition of this bearing 72 bonded area between the two, the then easier rotational stabilization of this rotor 80 that causes is not good.
Moreover, because existing motor is to reach the function that prevents that this rotor 80 from getting loose, must be incorporated into the clamping groove 811 of this rotation axis 81 by this clasp 73, therefore, when existing motor after assembling is finished, associated components such as the rotation axis 81 of this rotor 80, this bearing 72 and this clasp 73 must be finished marriage relation in this central siphon 71, so be difficult for further confirming in this central siphon 71 the whether combination really each other of each member, cause being difficult for grasping the assembling quality of existing motor, and also can cause its assembling convenience not good.
Summary of the invention
For addressing the above problem, main purpose of the present invention provides a kind of motor, and it is provided with a locating part by stator group and gets loose to prevent a rotor and a bearing simultaneously, makes the present invention have the effect of lifting rotational stabilization and assembling convenience.
Another object of the present invention provides a kind of motor, its utilize this stator pack one on insulating case form this locating part, make the present invention have the effect of simplified structure complexity.
Another purpose of the present invention provides a kind of motor, and it gets loose to prevent this rotor and bearing simultaneously by the arrange in pairs or groups locating part of this stator pack of a butt plate, makes the present invention have the effect that can further promote locating effect.
A further object of the present invention provides a kind of motor, and it is provided with a location division for this stator pack location by a central siphon periphery wall, makes the present invention have the effect that can guarantee that this locating part is located really and prevented to rupture.
According to motor of the present invention, it comprises a shell block, a rotor and stator group.These shell block central authorities are provided with a central siphon, insert a bearing in this central siphon; This rotor is provided with can be in conjunction with a rotation axis of this bearing, and the outer peripheral face of this rotation axis is provided with an annular groove; This stator pack has an assembly hole to be sheathed on the periphery wall of this central siphon, in addition this stator pack is by insulating case on one and insulating case double team silicon steel sheet and twine a wire coil and constituted once, the inner peripheral surface that wherein should go up insulating case has a locating part, this locating part can spacing this bearing and is stretched into this annular groove and get loose to prevent this rotor, or this locating part also can see through a butt plate indirectly and reach the function that prevents that this rotor and bearing from getting loose.
Beneficial effect of the present invention is: motor of the present invention is by the structural design of this locating part, make this rotation axis bottom need not special length in reserve in conjunction with a clasp, and can reach the function that prevents that this rotor from getting loose equally, therefore, motor of the present invention need not under the design condition of length in reserve in this rotation axis bottom, it can further increase the bonded area of this bearing and this rotation axis relatively, rotational stabilization with effective this rotor of lifting, by this, with the assembling convenience and the rotational stabilization of effective lifting motor.
Description of drawings
Fig. 1: the assembled sectional view of existing motor;
Fig. 2: the three-dimensional exploded view of the motor of first embodiment of the invention;
Fig. 3: the assembled sectional view of the motor of first embodiment of the invention;
Fig. 4: the stereo appearance figure that the upper limb of the motor of first embodiment of the invention overlaps extremely;
Fig. 5: the three-dimensional exploded view of the motor of second embodiment of the invention;
Fig. 6: the assembled sectional view of the motor of second embodiment of the invention;
Fig. 7: the stereo appearance figure that the upper limb of the motor of second embodiment of the invention overlaps extremely;
Fig. 8: the three-dimensional exploded view of the motor of third embodiment of the invention;
Fig. 9: the assembled sectional view of the motor of third embodiment of the invention;
Figure 10: the stereo appearance figure that the upper limb of the motor of third embodiment of the invention overlaps extremely.
The main element symbol description:
1～3 motor, 10 shell blocks, 11 central siphons
111 location divisions, 12 bearings, 13 wear plates, 20 rotors
21 wheel hubs, 22 rotation axiss, 221 annular grooves, 30 stator pack
33 times insulating case 34 silicon steel sheets of insulating case on 31 assembly holes 32
35 wire coils, 36 locating parts, 361 press fixing pieces, 3,611 first abutting parts
3,612 second abutting parts 362 press ring 3621 location holes 3622 grooves
363 projections, 40 butt plates, 41 through holes, 42 grooves
70 shell blocks, 71 central siphons, 72 bearings, 73 clasps
74 oil seal covers, 80 rotors, 81 rotation axiss, 811 clamping grooves
90 stator pack
Embodiment
For above-mentioned and other purpose of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and conjunction with figs. are described in detail below:
Please refer to shown in Fig. 2 and 3, the motor 1 of first embodiment of the invention mainly comprises a shell block 10, a rotor 20 and stator group 30.Wherein:
These shell block 10 central authorities are provided with a central siphon 11, and the bottom of this central siphon 11 is the sealing form, and can be for inserting members such as a bearing 12 and a wear plate 13 in this central siphon 11, and in addition, the periphery wall of this central siphon 11 upwards forms a location division 111 in the footpath.
This rotor 20 comprises a wheel hub 21 and a rotation axis 22, and the outer peripheral face of this wheel hub 21 can form several blades (not illustrating), makes this rotor 20 can be used as the impeller of general fan; These rotation axis 22 1 ends are incorporated into the inboard central part of this wheel hub 21, and the other end stretch through this bearing 12 and this wear plate 13 of butt are so that this rotor 20 can be by this bearing 12 in this shell block 10 tops rotation start.In addition, the outer peripheral face of this rotation axis 22 is formed with a footpath portion of contracting, with utilize this directly the portion of contracting form an annular groove 221, this annular groove 221 is away from the bottom of this rotation axis 22, so that the outer peripheral face of these rotation axis 22 contiguous bottoms also can be used for being rotatable with this bearing 12 and mutually combines, and then promotes the rotational stabilization of this rotor 20.
This stator pack 30 has an assembly hole 31 that axially runs through, make this stator pack 30 can be sheathed on the periphery wall of this central siphon 11 by this assembly hole 31, and can fix with tight fit mode, adhesion system or other suitable modes between this stator pack 30 and this central siphon 11, further to guarantee the assembling steadiness between this stator pack and this central siphon 11.This stator pack 30 mainly comprises insulating case 32 on, once insulating case 33, silicon steel sheet 34 and a wire coil 35, wherein should go up insulating case 32 and reach this silicon steel sheet 34 of insulating case 33 double teams down, and this wire coil 35 is wound in this silicon steel sheet 34 to constitute this stator pack 30.
Please cooperate with reference to shown in Figure 4, the inner peripheral surface that should go up insulating case 32 has a locating part 36, this locating part 36 spacing these bearings 12 and stretch into the annular groove 221 of this rotation axis 22, by this, this locating part 36 can get loose from this central siphon 11 to prevent this bearing 12 in order to spacing this bearing 12; Moreover, because this locating part 36 further stretches into the annular groove 221 of this rotation axis 22, so also can get loose effectively to prevent this rotor 20 by the backstop action of this locating part 36.In present embodiment, this locating part 36 is several press fixing pieces 361 that are formed at the inner peripheral surface of insulating case 32 on this, respectively this press fixing piece 361 has one first abutting part 3611 respectively, these first abutting parts 3611 are in order to spacing this bearing 12, extend one second abutting part 3612 respectively again in these first abutting part, 3611 ends in addition, 3612 of these second abutting parts stretch into the annular groove 221 of this rotation axis 22, use to prevent that this rotor 20 from getting loose.
Again, when this stator pack 30 is sheathed on the periphery wall of this central siphon 11, the location division 111 of this this central siphon 11 can provide this stator pack 30 1 axial location effects, too high or too low with the assembling position of effectively avoiding this stator pack 30, and then guarantee suitably this bearing 12 of crimping and stretch into the annular groove 221 of this rotation axis 22 of this locating part 36, by this, it is too high and cause this bearing 12 or this rotor 20 loosening to remove the assembling position can avoid this stator pack 30, also can avoid the assembling position of this stator pack 30 to cross low and causes this press fixing piece 361 fractures.Therefore, motor of the present invention more can be given full play to its function to guarantee this locating part 36 by location division 111 designs of this central siphon 11, and the double assembling convenience that can promote this stator pack 30.
Please refer to Fig. 5, shown in 6 and 7, the motor 2 of second embodiment of the invention also includes this shell block 10, rotor 20 and stator pack 30, and it is roughly the same on its overall structure, precisely because in the locating part 36 of this stator pack 30 encircle 362 for one of the inner peripheral surface that is formed at insulating case 32 this on presses, this presses ring 362 centers and has a location hole 3621 that axially runs through, the aperture of this location hole 3621 is less than the external diameter of this rotation axis 22 and the footpath that is slightly larger than this rotation axis 22 portion's external diameter that contracts, so that this rotation axis 22 can utilize the mode of being pressed into to be extended through the location hole 3621 that this presses ring 362, and make this location hole 3621 that presses ring 362 be positioned at the annular groove 221 of this rotation axis 22 relatively to form position-limiting action.In addition, these location hole 3621 peripheries that press ring 362 are preferably and radially form several grooves 3622, so that this rotation axis 22 can more be easy to be pressed into the location hole 3621 that presses ring 362 in this.By this, this locating part 36 press that ring 362 removes can be in order to spacing this bearing 12, to prevent this bearing 12 outside this central siphon 11 gets loose, this presses annular groove 221 position-limiting action each other that ring 362 more can utilize this location hole 3621 and this rotation axis 22, gets loose effectively to prevent this rotor 20.
Please refer to shown in Fig. 8,9 and 10, the motor 3 of third embodiment of the invention also includes this shell block 10, rotor 20 and stator pack 30, and it is roughly the same on its overall structure, only the motor 3 of the 3rd embodiment comprises a butt plate 40 in addition, this butt plate 40 has a through hole 41 that axially runs through, so that this butt plate 40 can be sheathed in the annular groove 221 of this rotation axis 22 by this through hole 41, and directly utilize this butt plate 40 to cooperate spacing this bearing 12.In addition, through hole 41 peripheries of this butt plate 40 are preferably and radially form several grooves 42, so that this rotation axis 22 can be pressed into the through hole 41 in this butt plate 40 more easily.Again, the locating part 36 of this stator pack 30, again by these butt plate 40 certain spacing these bearings 12 and is held concurrently and can be utilized this butt plate 40 to prevent that this rotor 20 from getting loose in order to compress this butt plate 40.In present embodiment, this locating part 36 is several projections 363 that are formed at the inner peripheral surface of insulating case 32 on this, respectively the end of this projection 363 compresses the end face of this butt plate 40, so that by these butt plate 40 comprehensive spacing this bearing 12 and rotors 20, and then can provide more firm positioning action.
As mentioned above, motor of the present invention is by the structural design of this locating part 36, make these rotation axis 22 bottoms need not special length in reserve in conjunction with a clasp, and can reach the function that prevents that this rotor 20 from getting loose equally, therefore, motor of the present invention need not under the design condition of length in reserve in these rotation axis 22 bottoms, it can further increase the bonded area of this bearing 12 and this rotation axis 22 relatively, rotational stabilization with this rotor 20 of effective lifting, in addition, need not to be provided with under the condition of clasp, motor of the present invention only needs these bearing 12 members such as grade are inserted this central siphon 11 when actual the assembling, and after this stator pack 30 is sheathed on the outer peripheral face of this central siphon 11, can be directly the rotation axis 22 of this rotor 20 be stretched through in conjunction with this bearing 12, utilize this locating part 36 to get loose again to prevent this bearing 12 and this rotor 20 simultaneously.Therefore, motor of the present invention such as stator pack 30 and central siphon 11, or member marriage relations each other such as stator pack 30, bearing 12 and rotor 20 all can add their confirmation in these central siphon 71 outsides, so can more or less freely grasp overall package quality, and also provide preferable assembling convenience.
Moreover, utilize locating part 36 designs of motor of the present invention, except that can preventing effectively that this rotor 20 from getting loose, more can cooperate spacing this bearing 12 simultaneously, so that reach the consummating function that prevents that this bearing 12 and this rotor 20 from getting loose simultaneously.Again, when the periphery wall of this central siphon 11 is provided with this location division 111, this stator pack 30 1 location effect more can be provided, make suitably this bearing 12 of crimping of this locating part 36, too high and cause this bearing 12 or this rotor 20 loosening with the assembling position of avoiding this stator pack 30, perhaps also can avoid the assembling position of this stator pack 30 to cross low and cause this locating part 36 to rupture accidentally.By this, motor of the present invention more can promote the assembling convenience of this stator pack 30.
Claims (10)
1, a kind of motor is characterized in that, it comprises:
A shell block, central authorities are provided with a central siphon, insert a bearing in this central siphon;
A rotor, central authorities are provided with a rotation axis, and this rotation axis is in conjunction with this bearing, and the outer peripheral face of this rotation axis has a footpath that forms the annular groove portion of contracting; And
A stator pack, have an assembly hole and be sheathed on the outer peripheral face of this central siphon, this stator pack goes up insulating case and a following insulating case double team silicon steel sheet and twines a wire coil by one and constituted, the inner peripheral surface that wherein should go up insulating case has a locating part that prevents that this rotor from getting loose, spacing this bearing of this locating part and stretch into the annular groove of this rotation axis.
2, motor according to claim 1, it is characterized in that: described locating part is several press fixing pieces that are formed at the inner peripheral surface of insulating case on this, described press fixing piece has first abutting part of spacing this bearing respectively, extends second abutting part that stretches into the annular groove of this rotation axis respectively in the described first abutting part end in addition.
3, motor according to claim 1, it is characterized in that: described locating part is that of inner peripheral surface who is formed at insulating case on this presses ring, this press the ring spacing this bearing, and this press the ring have the location hole that this rotation axis of confession stretches through, this location hole is positioned at the annular groove of this rotation axis.
4, motor according to claim 3 is characterized in that: the aperture of the described location hole that presses ring is less than the contract external diameter of portion of the external diameter of this rotation axis and the footpath that is slightly larger than this rotation axis.
5, motor according to claim 4 is characterized in that: the described location hole periphery that presses ring radially forms several grooves.
6, according to claim 1,2,3,4 or 5 described motors, it is characterized in that: the central siphon periphery wall of described shell block is provided with a location division, and this stator pack axial location is in this location division.
7, a kind of motor is characterized in that, it comprises:
A shell block, central authorities are provided with a central siphon, insert a bearing in this central siphon;
A rotor, central authorities are provided with a rotation axis, and this rotation axis is in conjunction with this bearing, and the outer peripheral face of this rotation axis is provided with an annular groove;
A butt plate is sheathed on the annular groove of this rotation axis; And
A stator pack, has an assembly hole that is sheathed on the periphery wall of this central siphon, this stator pack goes up insulating case and a following insulating case double team silicon steel sheet and twines a wire coil by one and constituted, wherein should on inner peripheral surface of insulating case have the locating part of spacing this butt plate to prevent that this rotor and this bearing from getting loose.
8, motor according to claim 7 is characterized in that: described locating part is several projections that are formed at the inner peripheral surface of insulating case on this, and described projection end compresses the end face of this butt plate.
9, according to claim 7 or 8 described motors, it is characterized in that: the through hole periphery of described butt plate radially forms several grooves.
10, according to claim 7 or 8 described motors, it is characterized in that: the central siphon periphery wall of described shell block is provided with a location division, and this stator pack axial location is in this location division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101265023A CN101615823B (en) | 2008-06-24 | 2008-06-24 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101265023A CN101615823B (en) | 2008-06-24 | 2008-06-24 | Motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101615823A true CN101615823A (en) | 2009-12-30 |
| CN101615823B CN101615823B (en) | 2012-07-04 |
Family
ID=41495297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101265023A Active CN101615823B (en) | 2008-06-24 | 2008-06-24 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101615823B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787377A (en) * | 2017-11-15 | 2019-05-21 | 建准电机工业股份有限公司 | Stator fixture construction |
| CN111987817A (en) * | 2019-05-24 | 2020-11-24 | 北京金风科创风电设备有限公司 | Motor and assembly method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6376946B1 (en) * | 2001-08-23 | 2002-04-23 | Bill Lee | D.C. brushless air fan with an annular oil trough |
| CN100502204C (en) * | 2006-03-21 | 2009-06-17 | 建准电机工业股份有限公司 | Motor positioning ring structure |
| CN100554699C (en) * | 2006-05-19 | 2009-10-28 | 富准精密工业(深圳)有限公司 | Fan |
| CN201230250Y (en) * | 2008-06-24 | 2009-04-29 | 建准电机工业股份有限公司 | Motor |
-
2008
- 2008-06-24 CN CN2008101265023A patent/CN101615823B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109787377A (en) * | 2017-11-15 | 2019-05-21 | 建准电机工业股份有限公司 | Stator fixture construction |
| CN109787377B (en) * | 2017-11-15 | 2021-03-16 | 建准电机工业股份有限公司 | Stator fixing structure |
| CN111987817A (en) * | 2019-05-24 | 2020-11-24 | 北京金风科创风电设备有限公司 | Motor and assembly method thereof |
| CN111987817B (en) * | 2019-05-24 | 2023-11-24 | 北京金风科创风电设备有限公司 | Motor and motor assembly method |
| US12034342B2 (en) | 2019-05-24 | 2024-07-09 | Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd. | Electric machine and assembling method for electric machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101615823B (en) | 2012-07-04 |
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Address after: The new Taiwan China Ya Lu Kaohsiung City No. 30 Lane 296 Patentee after: Jianzhun Electric Motor Industry Co., Ltd. Address before: Are China Taiwan Kaohsiung Lingya District No. 120, 12 floor 1 Patentee before: Jianzhun Electric Motor Industry Co., Ltd. |