CN202121475U - Disk type permanent magnet DC brushless motor - Google Patents
Disk type permanent magnet DC brushless motor Download PDFInfo
- Publication number
- CN202121475U CN202121475U CN2011201875464U CN201120187546U CN202121475U CN 202121475 U CN202121475 U CN 202121475U CN 2011201875464 U CN2011201875464 U CN 2011201875464U CN 201120187546 U CN201120187546 U CN 201120187546U CN 202121475 U CN202121475 U CN 202121475U
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- China
- Prior art keywords
- motor
- motor stator
- silicon steel
- steel sheet
- disk type
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- Expired - Fee Related
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Abstract
The present utility model discloses a disk type permanent magnet DC brushless motor which comprises a motor stator and a motor rotator. The motor stator comprises a motor stator plastic piece which is provided with silicon steel plate disks inside, motor stator coils are uniformly wound on the silicon steel plate disks, the motor stator coils are packaged inside a plastic by the motor stator plastic piece, the motor rotator comprises a motor rotator shell, and permanent magnet sheets are arranged on the inner side wall of a cavity of the motor rotator shell. As the DC brushless motor rotator is formed by insulating plastic in a primary injection molding way, the motor stator silicon steel plate structure is formed by combining, laminating and riveting disks, material wastes caused by the common motor stator silicon steel plate whole stamping are reduced, and the material cost is reduced. The rotator permanent magnet sheets are regularly and uniformly glued around an outer rotator stamping formed shell body, connecting steel plates of the bottom of the rotator are molded integrally by injection molding, the injection molding connection is completed at once and for all, and the precision of connecting with an external connecting hole is guaranteed.
Description
Technical field
The utility model relates to a kind of non-brush permanent-magnet DC motor, particularly a kind of disk type non-brush permanent-magnet DC motor that the new structure motor stator is arranged.
Background technology
Motor of the prior art; Like a large amount of dc brushless motors that use on the market; Its rotor and stator normally silicon steel sheet and coil winding form, and are fixed on then on motor housing or the motor base, and its coil exposes in air; If the insulating paint scratch of motor coil or be broken down by high-voltage all can work the mischief to human body safety.Simultaneously, the silicon steel sheet of its motor generally adopts whole punch forming, has caused waste of material.Like the patent No. is that the utility model patent of ZL02266775.x just discloses a kind of permanent magnet DC motor; This motor comprises casing, magnetic shoe, rotor, brush assembly and two end cap; Rotor is installed between the two end cap, and two end cap is fixed on the casing, the rotating shaft equal diameters; In the rotating shaft of bearing one side of brush cover, circlip for shaft is set, in the rotating shaft of bearing one side that drives end cap, the adjustment packing ring is set; On the rotor core assembly ventilation slot is set; Two end cap is provided with the reinforcement fin of holding concurrently.This utility model patent is directly installed on rotor and magnetic shoe on the end cap exactly, and its rotor and ironcore choke all expose in air; And this motor also has traditional brush assembly, thereby this patented technology scheme just simply carried out original permanent magnet DC motor partly to improve, and is convenient to make and installation, and efficiency of motor and security performance do not have too big raising.
Summary of the invention
The utility model technical problem to be solved is the present situation to prior art, provides integrated modeization, modularization in one, has high-efficient low-noise; Structure is special, simple, and security performance is high, and efficiency is high; Easy for installation, be fit to the disk type non-brush permanent-magnet DC motor of producing in enormous quantities.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the disk type non-brush permanent-magnet DC motor; Comprise motor stator and rotor, motor stator comprises the motor stator plastic, is provided with the silicon steel sheet disc in the motor stator plastic; Be wound with motor stator winding on the silicon steel sheet disc equably; The motor stator plastic is packaged in motor stator winding in the plastics, and rotor comprises the rotor shell, and rotor shell cavity madial wall is provided with the permanent magnetism sheet.The motor stator of the utility model adopts plastic package process, on motor stator, is installed with the Hall element feedback component, and the Hall element feedback component is fixedly connected on the ambroin of motor stator by connector.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned motor stator plastic is circular lid, is arranged with the silicon steel sheet disc on the motor stator plastic annular sidewall.
Above-mentioned silicon steel sheet disc is an annular, evenly is provided with 10 to 30 T connectors on the lateral wall of silicon steel sheet disc, is shaped on 3 to 10 riveted holes on the silicon steel sheet disc.
All be wound with motor stator winding on each above-mentioned T connector equably.
Above-mentioned rotor shell is circular lid, and rotor outer casing bottom center is shaped on dead eye.The rotor bottom is injection molded into one through injection mo(u)lding with being connected steel plate, and the mechanical interface that the injection moulding of rotor center connects steel plate is cubic interface or internal spline interface.
Above-mentioned permanent magnetism sheet fixedly is pasted on rotor shell madial wall through the glue barbola work.Rotor is that permanent magnet pieces evenly is adhered to around the stamping forming external rotor regularly, and the glue barbola work can make the motor manufacturing more succinct, and motor cost is lower.
Above-mentioned silicon steel sheet disc is bent into the disc stack by 10 to 50 silicon steel punched chips, and forms through the rivet that matches with riveted holes.The silicon steel structure of motor stator adopts disc combination, stack riveted joint to form, and has reduced the waste of material that the whole punching press of common electric machine stator silicon steel sheet causes, and has reduced material cost.Simultaneously, the silicon steel sheet riveting process can be to adopt rivet is arranged, and also can adopt no rivet.
Evenly be provided with 18 T connectors on the lateral wall of above-mentioned silicon steel sheet disc.
Five equilibrium is shaped on 6 riveted holes on the above-mentioned silicon steel sheet disc.
Above-mentioned silicon steel sheet disc is made up of 32 silicon steel punched chip stacks.
Compare with existing dc brushless motor, the disk type non-brush permanent-magnet DC motor of the utility model comprises motor stator and rotor; Motor stator comprises the motor stator plastic; Be provided with the silicon steel sheet disc in the motor stator plastic, be wound with motor stator winding on the silicon steel sheet disc equably, the motor stator plastic is packaged in motor stator winding in the plastics; Rotor comprises the rotor shell, and rotor shell cavity madial wall is provided with the permanent magnetism sheet.The advantage of the utility model is that the dc brushless motor rotor that adopts adopts the ambroin single injection-molded, and the motor stator silicon steel structure adopts disc combination, stack riveted joint to form, and has reduced the waste of material that the whole punching press of common electric machine stator silicon steel sheet causes; Reduced material cost, the permanent magnetism sheet of rotor evenly is adhered to around the external rotor punch forming housing regularly, and rotor bottom will connect steel plate through injection mo(u)lding and be injection molded into one; And disposable injection moulding connects, and has guaranteed the precision that is connected with external interface, and making the utlity model has provides integrated modeization, modularization in one; High-efficient low-noise; Structure is special, simple, and security performance is high, and efficiency is high; Easy for installation, be fit to advantages such as production in enormous quantities.
Description of drawings
Fig. 1 is the cross-sectional schematic of the utility model embodiment motor stator;
Fig. 2 is the cross-sectional schematic of the utility model embodiment rotor;
Fig. 3 is the structural representation of the utility model embodiment silicon steel sheet disc;
Fig. 4 is that cross-sectional schematic is looked on the left side of Fig. 3;
Fig. 5 is the structural representation of the utility model embodiment silicon steel punched chip.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
To shown in Figure 5, figure grade is explained as follows: motor stator 1, motor stator plastic 11, motor stator winding 12, silicon steel sheet disc 13, T connector 13a, riveted holes 13b, rotor 2, rotor shell 21, permanent magnetism sheet 22, dead eye 23, silicon steel punched chip 3 like Fig. 1.
The disk type non-brush permanent-magnet DC motor of the utility model embodiment; Comprise motor stator 1 and rotor 2, motor stator 1 comprises motor stator plastic 11, is provided with silicon steel sheet disc 13 in the motor stator plastic 11; Be wound with motor stator winding 12 on the silicon steel sheet disc 13 equably; Motor stator plastic 11 is packaged in motor stator winding 12 in the plastics, and rotor 2 comprises rotor shell 21, and rotor shell 21 cavity madial walls are provided with permanent magnetism sheet 22.The motor stator 1 of the utility model adopts plastic package process, on motor stator 1, is installed with the Hall element feedback component, and the Hall element feedback component is fixedly connected on the ambroin of motor stator 1 by connector.
Silicon steel sheet disc 13 is an annular, evenly is provided with 18 T connector 13a on the lateral wall of silicon steel sheet disc 13, is shaped on 6 riveted holes 13b on the silicon steel sheet disc 13.
All be wound with motor stator winding 12 on each T connector 13a equably.
Silicon steel sheet disc 13 is bent into the disc stack by 32 silicon steel punched chips 13, and forms through the rivet that matches with riveted holes 13b.The silicon steel structure of motor stator 2 adopts disc combination, stack riveted joint to form, and has reduced the waste of material that the whole punching press of common electric machine stator silicon steel sheet causes, and has reduced material cost.
Compare with existing dc brushless motor, the disk type non-brush permanent-magnet DC motor of the utility model comprises motor stator 1 and rotor 2; Motor stator 1 comprises motor stator plastic 11; Be provided with silicon steel sheet disc 13 in the motor stator plastic 11, be wound with motor stator winding 12 on the silicon steel sheet disc 13 equably, motor stator plastic 11 is packaged in motor stator winding 12 in the plastics; Rotor 2 comprises rotor shell 21, and rotor shell 21 cavity madial walls are provided with permanent magnetism sheet 22.The advantage of the utility model is that the dc brushless motor rotor 1 that adopts adopts the ambroin single injection-molded, and the silicon steel structure of motor stator 1 adopts disc combination, stack riveted joint to form, and has reduced the waste of material that the whole punching press of common electric machine stator silicon steel sheet causes; Reduced material cost, the permanent magnetism sheet 22 of rotor 2 evenly is adhered to around the external rotor punch forming housing regularly, and rotor bottom will connect steel plate through injection mo(u)lding and be injection molded into one; And disposable injection moulding connects, and has guaranteed the precision that is connected with external interface, and making the utlity model has provides integrated modeization, modularization in one; High-efficient low-noise; Structure is special, simple, and security performance is high, and efficiency is high; Easy for installation, be fit to advantages such as production in enormous quantities.
The most preferred embodiment of the utility model is illustrated, and various variations of being made by those of ordinary skills or remodeling can not break away from the scope of the utility model.
Claims (10)
1. disk type non-brush permanent-magnet DC motor; Comprise motor stator (1) and rotor (2); It is characterized in that: described motor stator (1) comprises motor stator plastic (11); Be provided with silicon steel sheet disc (13) in the described motor stator plastic (11), be wound with motor stator winding (12) on the described silicon steel sheet disc (13) equably, motor stator plastic (11) is packaged in described motor stator winding (12) in the plastics; Described rotor (2) comprises rotor shell (21), and described rotor shell (21) cavity madial wall is provided with permanent magnetism sheet (22).
2. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 1, it is characterized in that: described motor stator plastic (11) is circular lid, is arranged with silicon steel sheet disc (13) on motor stator plastic (11) annular sidewall.
3. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 2; It is characterized in that: described silicon steel sheet disc (13) is an annular; Evenly be provided with 10 to 30 T connectors (13a) on the lateral wall of silicon steel sheet disc (13), be shaped on 3 to 10 riveted holes (13b) on the silicon steel sheet disc (13).
4. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 3 is characterized in that: all be wound with motor stator winding (12) equably on each described T connector (13a).
5. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 4, it is characterized in that: described rotor shell (21) is circular lid, and rotor shell (21) bottom centre is shaped on dead eye (23).
6. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 5, it is characterized in that: described permanent magnetism sheet (22) fixedly is pasted on described rotor shell (21) madial wall through the glue barbola work.
7. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 6 is characterized in that: described silicon steel sheet disc (13) is bent into the disc stack by 10 to 50 silicon steel punched chips (13), and forms through the rivet that matches with said riveted holes (13b).
8. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 7 is characterized in that: evenly be provided with 18 T connectors (13a) on the lateral wall of described silicon steel sheet disc (13).
9. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 8 is characterized in that: described silicon steel sheet disc (13) is gone up five equilibrium and is shaped on 6 riveted holes (13b).
10. the described disk type non-brush permanent-magnet DC motor of root a tree name claim 9 is characterized in that: described silicon steel sheet disc (13) is made up of 32 silicon steel punched chips (13) stack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201875464U CN202121475U (en) | 2011-06-01 | 2011-06-01 | Disk type permanent magnet DC brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201875464U CN202121475U (en) | 2011-06-01 | 2011-06-01 | Disk type permanent magnet DC brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121475U true CN202121475U (en) | 2012-01-18 |
Family
ID=45462512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201875464U Expired - Fee Related CN202121475U (en) | 2011-06-01 | 2011-06-01 | Disk type permanent magnet DC brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321506A (en) * | 2015-07-06 | 2017-01-11 | 杭州三花研究院有限公司 | Rotor assembly and electric drive pump |
-
2011
- 2011-06-01 CN CN2011201875464U patent/CN202121475U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321506A (en) * | 2015-07-06 | 2017-01-11 | 杭州三花研究院有限公司 | Rotor assembly and electric drive pump |
| CN106321506B (en) * | 2015-07-06 | 2020-06-23 | 浙江三花汽车零部件有限公司 | Rotor assembly and electric drive pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20180601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |