CN202444388U - Stator yoke excited direct current motor - Google Patents
Stator yoke excited direct current motor Download PDFInfo
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- CN202444388U CN202444388U CN2012200953263U CN201220095326U CN202444388U CN 202444388 U CN202444388 U CN 202444388U CN 2012200953263 U CN2012200953263 U CN 2012200953263U CN 201220095326 U CN201220095326 U CN 201220095326U CN 202444388 U CN202444388 U CN 202444388U
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Abstract
The utility model relates to the technical field of direct current motors and relates to a stator yoke excited direct current motor which comprises an outer rotor yoke, magnets, an armature winding, an inner stator, an inner rotor yoke and a spindle, wherein the inner rotor yoke is fixed at the outer side of the spindle; magnets are distributed at the outer side of the inner rotor yoke along the circumference at intervals; the inner stator comprises an upper stator semi-torus and a lower stator semi-torus; the upper stator semi-torus and the lower stator semi-torus are fixedly installed together and sleeved at the outer side of the inner rotor yoke; a semicircular cavity is formed inside the upper stator semi-torus; at least two isolating plates are fixed at intervals inside the upper and lower directions of the semicircular cavity; the semicircular cavity is divided into winding chambers by the isolating plates; winding plates are fixed at the left and right sides of the middle part of each winding chamber respectively; and armature windings are fixed on the winding plates. The stator yoke excited direct current motor is reasonable in structure and convenient to use; by winding the motor armature winding on the inner stator, lines of 2k yokes need to be wound, so that the time for line winding is shortened, and the production efficiency is improved.
Description
Technical field
The utility model relates to the dc motor technology field, is the excitatory direct current machine of a kind of stator yoke portion.
Background technology
Brshless DC motor is made up of motor body and driver, is a kind of typical electromechanical integrated product.Brushless electric machine is meant the motor of brushless and commutator (or collector ring), claims commutatorless machine again.Its advantage is: electronic commutation replaces traditional mechanical commutation, dependable performance, do not have wearing and tearing forever, failure rate is low, the life-span has been improved about 6 times than brush motor, has represented the developing direction of electric motor car; Belong to static motor, no-load current is little; Volume is little; Efficient is high; The double rotor single phase DC brushless motor generally within it, all will wind the line on the external tooth, if this motor have 2k (k=1,2 ...) individual tooth, then there be 4k tooth to need coiling.So just there is the problem that the coiling time is long, technology is numerous and diverse and winding efficiency is low.
Summary of the invention
The utility model provides a kind of stator yoke portion excitatory direct current machine, has overcome the deficiency of above-mentioned prior art, and it can solve the problem that the electric machine winding time is long, technology is numerous and diverse and winding efficiency is low.
The technical scheme of the utility model realizes like this: the excitatory direct current machine of a kind of stator yoke portion comprises external rotor yoke, magnet, armature winding, internal stator, internal rotor yoke and rotating shaft; Be fixed with the internal rotor yoke in the outside of rotating shaft, along circumferentially-spaced magnet arranged in the outside of internal rotor yoke, internal stator comprises stator semi-circular ring and following stator semi-circular ring; Last stator semi-circular ring is fixedly installed togather with following stator semi-circular ring and is sleeved on the internal rotor yoke outside, in last stator semi-circular ring, semicircular cavity is arranged, and fixed interval has at least two dividing plate in the above-below direction of semicircular cavity; Dividing plate is divided into winding cavity with semicircular cavity; Left and right directions at each winding cavity middle part is fixed with the winding plate respectively, on the winding plate, is fixed with armature winding, in the stator semi-circular ring semicircular cavity is being arranged down; Fixed interval has at least two dividing plate in the above-below direction of semicircular cavity; Dividing plate is divided into winding cavity with semicircular cavity, and the left and right directions at each winding cavity middle part is fixed with the winding plate respectively, on the winding plate, is fixed with armature winding; Be set with the external rotor yoke in the last stator semi-circular ring and the following stator semi-circular ring outside, the rotor yoke clear width is fixed with magnet outside; With inboard medium position the opening that communicates with winding cavity is arranged respectively in the last stator semi-circular ring and the following stator semi-circular ring outside.
One of them opening internal fixation of more than going up the stator semi-circular ring outside is equipped with hall position sensor.
Location notch is arranged at the bottom of more than going up the stator semi-circular ring, at the top of following stator semi-circular ring locating convex block is arranged, and locating convex block is installed in the location notch.
It is narrow outer wide fan-shaped in above winding cavity is.
The utility model is rational in infrastructure, and is easy to use, through with the armature winding on internal stator, so only need line around 2k yoke portion, shorten the time that winds the line, improved production efficiency.
Description of drawings
Fig. 1 is the main TV structure sketch map of the utility model.
Fig. 2 moves towards sketch map for the armature winding of the utility model.
Fig. 3 is the main TV structure sketch map of the utility model China and foreign countries rotor yoke.
Fig. 4 is the main TV structure sketch map of internal rotor yoke in the utility model.
Fig. 5 is the main TV structure sketch map of internal stator in the utility model.
Coding among the figure is respectively: 1 is the external rotor yoke, and 2 is magnet, and 3 is armature winding, and 4 is the internal rotor yoke; 5 are rotating shaft, and 6 is last stator semi-circular ring, and 7 are following stator semi-circular ring, and 8 is dividing plate; 9 is winding cavity, and 10 is the winding plate, and 11 is opening; 12 is hall position sensor, and 13 is location notch, and 14 is locating convex block.
Embodiment
In the utility model, for the ease of describing, the description of each parts relative position relation all is to describe according to the Butut mode of Figure of description 1.
Shown in Fig. 1 to 5, the excitatory direct current machine of a kind of stator yoke portion comprises external rotor yoke 1, magnet 2, armature winding 3, internal stator, internal rotor yoke 4 and rotating shaft 5; Be fixed with internal rotor yoke 4 in the outside of rotating shaft 5; There is magnet 2 in the outside at internal rotor yoke 4 along circumferentially-spaced, and internal stator comprises stator semi-circular ring 6 and following stator semi-circular ring 7, and last stator semi-circular ring 6 is fixedly installed togather with following stator semi-circular ring 7 and is sleeved on internal rotor yoke 4 outsides; In last stator semi-circular ring 6, semicircular cavity is arranged; Fixed interval has at least two dividing plate 8 in the above-below direction of semicircular cavity, and dividing plate 8 is divided into winding cavity 9 with semicircular cavity, and the left and right directions at each winding cavity 9 middle part is fixed with winding plate 10 respectively; On winding plate 10, be fixed with armature winding 3; In the stator semi-circular ring 7 semicircular cavity is being arranged down, fixed interval has at least two dividing plate 8 in the above-below direction of semicircular cavity, and dividing plate 8 is divided into winding cavity 9 with semicircular cavity; Left and right directions at each winding cavity 9 middle part is fixed with winding plate 10 respectively; On winding plate 10, be fixed with armature winding 3, be set with external rotor yoke 1 in last stator semi-circular ring 6 with following stator semi-circular ring 7 outsides, rotor yoke 1 clear width is fixed with magnet 2 outside; At last stator semi-circular ring 6 and following stator semi-circular ring 7 outsides and inboard medium position the opening 11 that communicates with winding cavity 9 is arranged respectively.During installation, at first in the winding cavity 9 of last stator semi-circular ring 6 and following stator semi-circular ring 7, wind the line respectively, single-phase concentrated winding is adopted in coiling, refers to that promptly winding has only a phase; From first yoke portion around to n (n=2k, k=1,2; 3 ...) individual yoke portion, adjacent two yoke portions around to oppositely.After accomplishing, coiling last stator semi-circular ring 6 is carried out assembly unit with following stator semi-circular ring 7.Because armature winding 3 is changed on internal stator, so just only need line around 2k yoke portion, shortened the time of coiling, improved production efficiency.
Shown in Fig. 1 to 5, one of them opening 11 internal fixation in last stator semi-circular ring 6 outsides are equipped with hall position sensor 12; For the ease of installation and removal, location notch 13 is arranged at the bottom of last stator semi-circular ring 6, at the following top of stator semi-circular ring 7 locating convex block 14 is arranged, and locating convex block 14 is installed in the location notch 13, and is as required, narrow outer wide fan-shaped in winding cavity 9 is.The utility model adopts non-uniform gap, and external rotor yoke pole center line and internal rotor yoke pole center line depart from internal stator tooth center line when making the winding no power, thereby during stator winding electrifying, produces detent torque, has solved the problem at startup dead point.
Claims (5)
1. the direct current machine that stator yoke portion is excitatory is characterized in that: comprise external rotor yoke (1), magnet (2), armature winding (3), internal stator, internal rotor yoke (4) and rotating shaft (5); Be fixed with internal rotor yoke (4) in the outside of rotating shaft (5); There is magnet (2) in the outside at internal rotor yoke (4) along circumferentially-spaced; Internal stator comprises stator semi-circular ring (6) and following stator semi-circular ring (7); Last stator semi-circular ring (6) and following stator semi-circular ring (7) are fixedly installed togather and are sleeved on internal rotor yoke (4) outside, in last stator semi-circular ring (6), semicircular cavity are arranged, and fixed interval has at least two dividing plate (8) in the above-below direction of semicircular cavity; Dividing plate (8) is divided into winding cavity (9) with semicircular cavity; Left and right directions at each winding cavity (9) middle part is fixed with winding plate (10) respectively, on winding plate (10), is fixed with armature winding (3), in the stator semi-circular ring (7) semicircular cavity is being arranged down; Fixed interval has at least two dividing plate (8) in the above-below direction of semicircular cavity; Dividing plate (8) is divided into winding cavity (9) with semicircular cavity, and the left and right directions at each winding cavity (9) middle part is fixed with winding plate (10) respectively, on winding plate (10), is fixed with armature winding (3); Be set with external rotor yoke (1) in the last stator semi-circular ring (6) and following stator semi-circular ring (7) outside, rotor yoke (1) clear width is fixed with magnet (2) outside; With inboard medium position the opening (11) that communicates with winding cavity (9) is arranged respectively in the last stator semi-circular ring (6) and following stator semi-circular ring (7) outside.
2. the excitatory direct current machine of stator yoke portion according to claim 1 is characterized in that: said one of them opening (11) internal fixation of going up stator semi-circular ring (6) outside is equipped with hall position sensor (12).
3. the excitatory direct current machine of stator yoke portion according to claim 1 and 2; It is characterized in that: location notch (13) is arranged at said bottom of going up stator semi-circular ring (6); Locating convex block (14) is arranged at the top in following stator semi-circular ring (7), and locating convex block (14) is installed in the location notch (13).
4. the excitatory direct current machine of stator yoke portion according to claim 1 and 2 is characterized in that: narrow outer wide fan-shaped in said winding cavity (9) is.
5. the excitatory direct current machine of stator yoke portion according to claim 3 is characterized in that: narrow outer wide fan-shaped in said winding cavity (9) is.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200953263U CN202444388U (en) | 2012-03-14 | 2012-03-14 | Stator yoke excited direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200953263U CN202444388U (en) | 2012-03-14 | 2012-03-14 | Stator yoke excited direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444388U true CN202444388U (en) | 2012-09-19 |
Family
ID=46825818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200953263U Expired - Fee Related CN202444388U (en) | 2012-03-14 | 2012-03-14 | Stator yoke excited direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321999A (en) * | 2018-02-12 | 2018-07-24 | 山东大学 | Seven phase disc type permanent magnet synchronous electric motors and method |
-
2012
- 2012-03-14 CN CN2012200953263U patent/CN202444388U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321999A (en) * | 2018-02-12 | 2018-07-24 | 山东大学 | Seven phase disc type permanent magnet synchronous electric motors and method |
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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: 20120919 Termination date: 20150314 |
|
| EXPY | Termination of patent right or utility model |