CN206364619U - The new type rotor structure of magneto - Google Patents
The new type rotor structure of magneto Download PDFInfo
- Publication number
- CN206364619U CN206364619U CN201621239625.4U CN201621239625U CN206364619U CN 206364619 U CN206364619 U CN 206364619U CN 201621239625 U CN201621239625 U CN 201621239625U CN 206364619 U CN206364619 U CN 206364619U
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- China
- Prior art keywords
- bar magnet
- rotor punching
- magnet groove
- new type
- rotor structure
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Abstract
The utility model is related to a kind of new type rotor structure of magneto, including rotor punching, the rotor punching is annular in shape, the center of the rotor punching, which has, to be used to and the joining hole that is connected and fixed of power transmission shaft, on the working face of the rotor punching some rivet fixing holes have been evenly arranged along its inside edge, the line of some rivet fixing holes surrounds circle, on the working face of the rotor punching some bar magnet grooves have been evenly arranged along its outer edge, the line of some bar magnet grooves surrounds regular polygon, the middle part of the bar magnet groove is rectangle, the projecting ends of left and right two of the bar magnet groove are polygon.The utility model reasonable in design, rivet fixing hole causes rotor core laminations more firm, simultaneously beneficial to batch production, bar magnet groove causes magnet steel to be easier shaping, and beneficial to the generation for reducing leakage field phenomenon, so that the magnetic circuit of motor is more reasonable, said structure optimization substantially reduces production cost, has broad application prospects.
Description
Technical field
The utility model is related to a kind of new type rotor structure of motor.
Background technology
Existing rotor structure is unreasonable, and magnet steel is difficult to be molded, and leakage field phenomenon is serious, and structural stability is poor, significantly
The performance of motor is influenceed, so that motor power wastes big, starts time length, electric current greatly, big is impacted to power network, threatens other to set
Received shipment row, and pressure oscillation is big, noise big, is unfavorable for production.
Utility model content
In view of the deficiencies in the prior art, technical problem to be solved in the utility model is to provide new turn of a kind of motor
Minor structure, not only reasonable in design, and efficiently convenient.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of new type rotor structure of motor, bag
Include rotor punching, the rotor punching is annular in shape, the center of the rotor punching, which has, to be used to and power transmission shaft is joining couples
On fixing hole, the working face of the rotor punching some rivet fixing holes, some rivets have been evenly arranged along its inside edge
The line of fixing hole surrounds and has been evenly arranged some bar magnets along its outer edge on circle, the working face of the rotor punching
Groove, the line of some bar magnet grooves surrounds regular polygon, and the middle part of the bar magnet groove is rectangle, the bar shaped magnetic
The projecting ends of left and right two of steel tank are polygon.
It is preferred that, the projecting ends of left and right two of the bar magnet groove are described toward the center position inclination of rotor punching
The middle part of bar magnet groove and left and right two projecting ends interior junction be step-like.
It is preferred that, the projecting ends of left and right two of the bar magnet groove are symmetrical arranged.
It is preferred that, two summits of long outside at the middle part of the bar magnet groove are respectively 40 ° with the angle a of the line in the center of circle
~ 50 °, the angle b on the left side of the left part of the bar magnet groove and the right of right part is 55 ° ~ 65 °.
It is preferred that, the quantity of the bar magnet groove is six.
It is preferred that, the rivet fixing hole is spaced with bar magnet groove.
Compared with prior art, the utility model has the advantages that：The utility model reasonable in design, letter
Single, ingenious, rivet fixing hole causes rotor core laminations more firm, while beneficial to batch production, bar magnet groove causes magnetic
Steel is easier shaping, and beneficial to the generation for reducing leakage field phenomenon so that the magnetic circuit of motor is more reasonable, and said structure optimizes significantly
Production cost is reduced, the performance of motor is improved, beneficial to production, has broad application prospects.
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the unitary construction schematic diagram of the utility model embodiment.
Fig. 2 is the organigram of the utility model embodiment bar magnet groove.
In figure：1- rotor punchings, 2- is connected and fixed hole, 3- rivet fixing holes, 4- bar magnet grooves.
Embodiment
For features described above of the present utility model and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing,
It is described in detail below.
As shown in Figure 1 and 2, a kind of new type rotor structure of motor, including rotor punching 1, the rotor punching 1 is annular in shape,
The center of the rotor punching 1, which has, to be used to and the joining hole 2 that is connected and fixed of power transmission shaft, the working face of the rotor punching 1
On be evenly arranged some rivet fixing holes 3 along its inside edge, the line of some rivet fixing holes 3 surrounds circle, described
Some bar magnet grooves 4 have been evenly arranged along its outer edge on the working face of rotor punching 1, some bar magnet grooves 4
Line surrounds regular polygon, and the middle part of the bar magnet groove 4 is rectangle, the projecting ends of left and right two of the bar magnet groove 4
It is polygon；The border circular areas that is surrounded, the regular polygon region surrounded are concentric with rotor punching 1.
In the utility model embodiment, the projecting ends of left and right two of the bar magnet groove 4 are toward in rotor punching 1
Heart direction is tilted, and the middle part and the interior junction of two projecting ends of left and right of the bar magnet groove 4 are step-like.
In the utility model embodiment, the projecting ends of left and right two of the bar magnet groove 4 are symmetrical arranged.
In the utility model embodiment, two summits of long outside at the middle part of the bar magnet groove 4 respectively with the center of circle
The angle a of line is 40 ° ~ 50 °, preferably 44 °, the folder on the left side of the left part of the bar magnet groove 4 and the right of right part
Angle b is 55 ° ~ 65 °, preferably 60 °.
In the utility model embodiment, the quantity of the bar magnet groove is six, then some bar magnet grooves 4
Line surround regular hexagon.
In the utility model embodiment, the rivet fixing hole 3 is spaced with bar magnet groove.
The utility model is not limited to above-mentioned preferred forms, and anyone can obtain under enlightenment of the present utility model
Go out the new type rotor structure of other various forms of motors.All equivalent changes done according to present utility model application the scope of the claims with
Modification, should all belong to covering scope of the present utility model.
Claims (6)
1. a kind of new type rotor structure of motor, it is characterised in that：Including rotor punching, the rotor punching is annular in shape, described
The center of rotor punching have be used to the joining hole that is connected and fixed of power transmission shaft, on the working face of the rotor punching along along it
Edge has been evenly arranged some rivet fixing holes, and the line of some rivet fixing holes surrounds circle, the rotor punching
Some bar magnet grooves have been evenly arranged along its outer edge, the lines of some bar magnet grooves surrounds just polygon on working face
Shape, the middle part of the bar magnet groove is rectangle, and the projecting ends of left and right two of the bar magnet groove are polygon.
2. the new type rotor structure of motor according to claim 1, it is characterised in that：The left and right two of the bar magnet groove
Projecting ends are tilted toward the center position of rotor punching, and the middle part of the bar magnet groove in two projecting ends of left and right with connecting
The place of connecing is step-like.
3. the new type rotor structure of motor according to claim 1, it is characterised in that：The left and right two of the bar magnet groove
Projecting ends are symmetrical arranged.
4. the new type rotor structure of motor according to claim 1, it is characterised in that：The middle part of the bar magnet groove
Two summits of long outside are respectively 40 ° ~ 50 ° with the angle a of the line in the center of circle, the left side and the right side of the left part of the bar magnet groove
The angle b on the right of end is 55 ° ~ 65 °.
5. the new type rotor structure of motor according to claim 1, it is characterised in that：The quantity of the bar magnet groove is
Six.
6. the new type rotor structure of motor according to claim 1, it is characterised in that：The rivet fixing hole and bar shaped magnetic
Steel tank is spaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239625.4U CN206364619U (en) | 2016-11-21 | 2016-11-21 | The new type rotor structure of magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239625.4U CN206364619U (en) | 2016-11-21 | 2016-11-21 | The new type rotor structure of magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206364619U true CN206364619U (en) | 2017-07-28 |
Family
ID=59371971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621239625.4U Active CN206364619U (en) | 2016-11-21 | 2016-11-21 | The new type rotor structure of magneto |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206364619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370268A (en) * | 2017-09-15 | 2017-11-21 | 青岛理工大学 | P-m rotor and asynchronous starting permanent magnet synchronous motor with low loss of excitation risk |
-
2016
- 2016-11-21 CN CN201621239625.4U patent/CN206364619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370268A (en) * | 2017-09-15 | 2017-11-21 | 青岛理工大学 | P-m rotor and asynchronous starting permanent magnet synchronous motor with low loss of excitation risk |
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