CN202221933U - Motor - Google Patents
Motor Download PDFInfo
- Publication number
- CN202221933U CN202221933U CN2011203200270U CN201120320027U CN202221933U CN 202221933 U CN202221933 U CN 202221933U CN 2011203200270 U CN2011203200270 U CN 2011203200270U CN 201120320027 U CN201120320027 U CN 201120320027U CN 202221933 U CN202221933 U CN 202221933U
- Authority
- CN
- China
- Prior art keywords
- motor
- stator
- rear end
- fixed station
- end cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a motor, which comprises an outer casing and a stator assembly. The stator assembly comprises a stator core (302) and a winding coil (303), and the outer casing comprises a motor casing (301), a front axial motor stator fixing table (304), a motor rear end cover (305), stator rear end cover fixing tables (306) and positioning and adjusting screws (307), wherein the stator rear end cover fixing tables (306) are positioned between the motor rear end cover (305) and the stator core (302) and provided with screw holes, and the positioning and adjusting screws (307) are assembled in the screw holes. By the aid of the technical scheme, a motor stator and the motor casing can be axially positioned accurately, and high efficiency and energy conservation are realized.
Description
Technical field
The utility model relates to machinery manufacturing technology field, particularly relates to a kind of motor.
Background technology
The stator of motor need axially fixed.Mainly contain at present:, generally adopt incompatible axially the fixing of close-fitting motor stator for steel sheel; Perhaps, directly adopting screw to pass the mode that whole stator tightens then comes motor stator is carried out axial restraint.As depicted in figs. 1 and 2 respectively.
Fig. 1 is first kind of fixing structural representation of stator shaft orientation of the prior art.Show in Fig. 1 acceptance of the bid: electric machine casing 101, stator core 102, winding coil 103, motor stator front axle are to fixed station 104 and back end cover for motor 105.As shown in Figure 1, the stator assembly of being made up of stator core 102 and winding coil 103 directly adopts interference fit to press-fit or the method and the shell of hot charging are located.This fixed form has following shortcoming: 1) because of the problem of thermal expansion, and the only assembling of suitable same material, the i.e. assembling of steel and steel; 2) axially not by special location, the risk that still exists stator shaft orientation to move.
Fig. 2 is second kind of fixing structural representation of stator shaft orientation of the prior art.Show in Fig. 1 acceptance of the bid: electric machine casing 201, stator core 202, winding coil 203, motor stator front axle are to fixed station 204, back end cover for motor 205 and stator core fixed screw 206.Mode as shown in Figure 2, as to adopt stator core fixed screw 206 to pass stator core 202, mount stator shaft orientation position.This fixed form has following shortcoming: 1) the stator core fixed screw has electromagnetism to pass through in the machine operation, can produce eddy current, is the screw heating; 2) if the stator core fixed screw outside the stator magnet path, then the useless area of stator iron-core lamination is bigger, waste stator punching material, simultaneously, it is big that the volume of motor also can become.
In sum, all there are some shortcomings in prior motor stator shaft orientation targeting scheme in energy-saving efficient motor is used.
The utility model content
The utility model provides a kind of motor, and this motor can be to axially accurately the locating of motor stator and electric machine casing, and realize energy-efficient.
For achieving the above object, the technical scheme of the utility model is achieved in that
The utility model discloses a kind of motor, this motor comprises: shell and stator assembly;
Said stator assembly comprises: stator core (302) and winding coil (303);
Said shell comprises: electric machine casing (301), motor stator front axle are to fixed station (304), back end cover for motor (305), stator rear end cap fixed station (306) and location adjustment screw (307);
Wherein: stator rear end cap fixed station (306) is positioned between back end cover for motor (305) and the stator core (302); On the stator rear end cap fixed station (306) screw hole is arranged; Said location adjustment screw (307) is assemblied in the said screw hole.
In above-mentioned motor, said shell also comprises: be arranged in said screw hole, and be assemblied in the adjustment screw check screw (308) on the location adjustment screw (307).
In above-mentioned motor, said shell also comprises: the screw hole black box (309) of sealing said screw hole.
In above-mentioned motor, said stator rear end cap fixed station (306) is fixed on the said back end cover for motor (305); Perhaps, said stator rear end cap fixed station (306) and said back end cover for motor (305) are cast as one.
In above-mentioned motor, said motor stator front axle is fixed on the electric machine casing (301) to fixed station (304); Perhaps, said motor stator front axle is cast as one to fixed station (304) and electric machine casing (301).
In above-mentioned motor, said back end cover for motor (305) is fixed on the electric machine casing (301); Perhaps, said back end cover for motor (305) and electric machine casing (301) are cast as one.
In above-mentioned motor; Said shell comprises a plurality of stator rear end cap fixed stations (306); On each stator rear end cap fixed station (306) screw hole is arranged all, and all assembled location adjustment screw (307), adjustment screw check screw (308) and screw hole black box (309).
By above-mentioned visible; This stator rear end cap of the utility model fixed station is between back end cover for motor and stator core; On the stator rear end cap fixed station screw hole is arranged; Adjustment screw in location is assemblied in the technical scheme in the said screw hole, can be to axially accurately the locating of motor stator and electric machine casing, and can realize energy-efficient with respect to existing scheme shown in Figure 2.
Description of drawings
Fig. 1 is first kind of fixing structural representation of stator shaft orientation of the prior art;
Fig. 2 is second kind of fixing structural representation of stator shaft orientation of the prior art;
Fig. 3 is the structural representation of a kind of motor in the embodiment of the invention;
Fig. 4 is motor and the profile axial vertical direction in the utility model.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, the utility model is described in detail below in conjunction with accompanying drawing and specific embodiment.
Fig. 3 is the structural representation of a kind of motor in the embodiment of the invention.In Fig. 3, illustrated the fixing structure of stator shaft orientation.Referring to Fig. 3, this motor comprises: shell and stator assembly;
The stator assembly comprises: stator core 302 and winding coil 303; Said shell comprises: electric machine casing 301, motor stator front axle are to fixed station 304, back end cover for motor 305, stator rear end cap fixed station 306 and location adjustment screw 307; Wherein: stator rear end cap fixed station 306 is between back end cover for motor 305 and stator core 302; On the stator rear end cap fixed station 306 screw hole is arranged; Said location adjustment screw 307 is assemblied in the said screw hole.
In the utility model, designed a plurality of boss on this back end cover for motor 305, promptly stator rear end cap fixed station 307 is designed with 4 stator rear end cap fixed stations 307 in an embodiment of the utility model.
Said shell also comprises: be arranged in said screw hole, and be assemblied in the adjustment screw check screw 308 on the location adjustment screw 307; Seal the screw hole black box 309 of said screw hole.
In an embodiment of the present invention, said stator rear end cap fixed station 306 is fixed on the said back end cover for motor 305; Perhaps, said stator rear end cap fixed station 306 is cast as one with said back end cover for motor 305.
Said motor stator front axle is fixed on the electric machine casing 301 to fixed station 304; Perhaps, said motor stator front axle is cast as one to fixed station 304 and electric machine casing 301.
Said back end cover for motor 305 is fixed on the electric machine casing 301; Perhaps, said back end cover for motor 305 is cast as one with electric machine casing 301.
Said shell can comprise a plurality of stator rear end cap fixed stations 306, on each stator rear end cap fixed station 306 screw hole is arranged all, and has all assembled location adjustment screw 307, adjustment screw check screw 308 and screw hole black box 309.
In the embodiment of the utility model, the shell of motor comprises 2,3,4,5, even multiple stators rear end cap fixed station 306 more.Fig. 4 is motor and the profile axial vertical direction in the utility model.Referring to Fig. 4, this motor comprises 4 stator rear end cap fixed stations 306.
In the motor shown in Figure 3; Stator rear end cap fixed station is between back end cover for motor and stator core; On the stator rear end cap fixed station screw hole is arranged; Adjustment screw in location is assemblied in the said screw hole, like this can be to axially accurately the locating of motor stator and electric machine casing, and realize energy-efficient.
In assembling process (is example with 4 stator rear end cap fixed stations); Stator assembly hot charging is fitted in the shell; Be specially: shell is heated to 110 degree; The stator assembly of motor is assembled in the shell, makes motor stator front axle that stator core nestles up shell to fixed station, the leading portion face of guaranteeing stator core near the motor stator front axle to fixed station.After the cooling back end cover for motor is seated; At 4 stator rear end cap fixed stations difference assembling and positioning adjustment screws that are arranged on the back end cover for motor; And screwed in place adjustment screw; Eliminate the end play that thickness deviation caused between stator core and electric machine casing, the back end cover for motor, make stator core gap that high low-temperature expansion produced along with electric machine casing, stator core in electric machine casing eliminate because of stator core.And then assemble 4 adjustment screw check screws, and guarantee that location adjustment screw can not become flexible in high low temperature changes, add black box at last, guarantee not have foreign material such as water to get in the motor along the slit of screw hole.
The technical scheme of the utility model can effectively be eliminated the gauge variation of stator core, makes that the axial location between motor stator and the motor housing can accurately be located, and can in the bigger operational environment of the temperature difference, not produce big axial location gap.Motor is under the hot operation state, because the motor feels hot, the thermal coefficient of expansion of aluminium and steel is different, and causes the axial restraint problem between housing and the stator to be well solved, and has improved motor properties and useful life.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the scope of the utility model protection.
Claims (7)
1. a motor is characterized in that, this motor comprises: shell and stator assembly;
Said stator assembly comprises: stator core (302) and winding coil (303);
Said shell comprises: electric machine casing (301), motor stator front axle are to fixed station (304), back end cover for motor (305), stator rear end cap fixed station (306) and location adjustment screw (307);
Wherein: stator rear end cap fixed station (306) is positioned between back end cover for motor (305) and the stator core (302); On the stator rear end cap fixed station (306) screw hole is arranged; Said location adjustment screw (307) is assemblied in the said screw hole.
2. motor according to claim 1 is characterized in that,
Said shell also comprises: be arranged in said screw hole, and be assemblied in the adjustment screw check screw (308) on the location adjustment screw (307).
3. motor according to claim 2 is characterized in that,
Said shell also comprises: the screw hole black box (309) of sealing said screw hole.
4. according to each described motor in the claim 1 to 3, it is characterized in that,
Said stator rear end cap fixed station (306) is fixed on the said back end cover for motor (305);
Perhaps, said stator rear end cap fixed station (306) and said back end cover for motor (305) are cast as one.
5. according to each described motor in the claim 1 to 3, it is characterized in that,
Said motor stator front axle is fixed on the electric machine casing (301) to fixed station (304);
Perhaps, said motor stator front axle is cast as one to fixed station (304) and electric machine casing (301).
6. according to each described motor in the claim 1 to 3, it is characterized in that,
Said back end cover for motor (305) is fixed on the electric machine casing (301);
Perhaps, said back end cover for motor (305) and electric machine casing (301) are cast as one.
7. motor according to claim 3 is characterized in that,
Said shell comprises a plurality of stator rear end cap fixed stations (306), on each stator rear end cap fixed station (306) screw hole is arranged all, and has all assembled location adjustment screw (307), adjustment screw check screw (308) and screw hole black box (309).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203200270U CN202221933U (en) | 2011-08-30 | 2011-08-30 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203200270U CN202221933U (en) | 2011-08-30 | 2011-08-30 | Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221933U true CN202221933U (en) | 2012-05-16 |
Family
ID=46043954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203200270U Expired - Lifetime CN202221933U (en) | 2011-08-30 | 2011-08-30 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221933U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514718A (en) * | 2013-09-30 | 2015-04-15 | 株式会社日立产机系统 | Scroll type fluid machine |
| CN105680588A (en) * | 2016-04-11 | 2016-06-15 | 华北电力大学 | Method for fixing amorphous alloy stator core to motor support or cooling water jacket |
| CN109286263A (en) * | 2017-07-19 | 2019-01-29 | 德昌电机(深圳)有限公司 | The fluid delivery system of motor and the application motor |
-
2011
- 2011-08-30 CN CN2011203200270U patent/CN202221933U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514718A (en) * | 2013-09-30 | 2015-04-15 | 株式会社日立产机系统 | Scroll type fluid machine |
| US10393116B2 (en) | 2013-09-30 | 2019-08-27 | Hitachi Industrial Equipment Systems Co., Ltd. | Scroll type fluid machine |
| CN105680588A (en) * | 2016-04-11 | 2016-06-15 | 华北电力大学 | Method for fixing amorphous alloy stator core to motor support or cooling water jacket |
| CN105680588B (en) * | 2016-04-11 | 2019-05-10 | 华北电力大学 | The fixing means of amorphous alloy stator iron core and electric machine stand or cooling jacket |
| CN109286263A (en) * | 2017-07-19 | 2019-01-29 | 德昌电机(深圳)有限公司 | The fluid delivery system of motor and the application motor |
| CN109286263B (en) * | 2017-07-19 | 2021-11-02 | 德昌电机(深圳)有限公司 | Motor and fluid conveying device using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206487650U (en) | The cfentrifugal blower of inner air cooling is realized using direct-connected high-speed permanent magnet motor | |
| KR20160023314A (en) | Motor having housing with contact type cooling channel structure and Method for manufacturing the same | |
| WO2007147309A1 (en) | High precision motor and its machining and assembling method | |
| CN202221933U (en) | Motor | |
| CN203883644U (en) | Three-phase asynchronous motor | |
| CN105529876A (en) | Manufacturing technology for hybrid exciting permanent magnet wind generator | |
| CN201466881U (en) | AC induction servomotor | |
| CN103200719B (en) | Double-rotor electromagnetic heating machine | |
| CN204012958U (en) | A kind of electromagnetism winding stator and suspension permanent magnet motor | |
| CN104184234A (en) | Hybrid excitation double-air-gap claw pole motor | |
| CN102882315B (en) | Cam type metal heat exchanger cooling system in air gap of motor | |
| CN204103628U (en) | The two air gap claw-pole motor of a kind of composite excitation | |
| CN105356705A (en) | Coreless multilayer disc type motor | |
| CN102684440B (en) | Low-speed permanent magnet synchronous generator | |
| CN209389825U (en) | A kind of magnetic axis holder structure of embedded magnetic shield | |
| CN204408066U (en) | For the compact(ing) machine of hybrid vehicle | |
| CN203243134U (en) | Rotor assembly with rotor magnet ring | |
| CN205141955U (en) | No iron core multilayer disk type motor | |
| CN201523296U (en) | Winding tooling of generator four salient-pole integral rotor winding | |
| CN103580421A (en) | Permanent magnet synchronous motor with air-cooling heat-dissipating structure | |
| CN204706995U (en) | A kind of permanent magnetism compound machine | |
| CN204168100U (en) | A kind of permanent magnet iron coreless brushless electric machine | |
| CN202663263U (en) | Permanent-magnet synchronous motor with air-cooling heat dissipation structure | |
| CN206283348U (en) | A kind of modular permanent magnet machine rotor and motor with radial ducts | |
| CN202172334U (en) | Heat dissipation rotor structure with dual inner fans and high-voltage three-phase asynchronous motor thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120516 |