CN103248155A - Permanent magnet type generator, permanent magnet rotor and magnetic steel hoop - Google Patents
Permanent magnet type generator, permanent magnet rotor and magnetic steel hoop Download PDFInfo
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- CN103248155A CN103248155A CN2013101534497A CN201310153449A CN103248155A CN 103248155 A CN103248155 A CN 103248155A CN 2013101534497 A CN2013101534497 A CN 2013101534497A CN 201310153449 A CN201310153449 A CN 201310153449A CN 103248155 A CN103248155 A CN 103248155A
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- annulus
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 123
- 239000010959 steel Substances 0.000 title claims abstract description 123
- 230000004308 accommodation Effects 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000696 magnetic material Substances 0.000 abstract 2
- 230000005389 magnetism Effects 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 241000579971 Terebridae Species 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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Abstract
The invention discloses a permanent magnet type generator. A permanent magnet rotor of the permanent magnet type generator comprises a spindle, an annular magnetizer support, magnetic steel and a magnetic steel hoop, wherein the outer edge of the annular magnetizer support is cylindrical; a through hole is formed in the center of the annular magnetizer support; the annular magnetizer support is made of a magnetic material; the spindle is tightly fastened and mounted inside the through hole; the magnetic steel hoop comprises a hoop ring and fastening ribs; a plurality of the fastening ribs are axially and uniformly fixed on the inner side of the hoop ring; the hoop ring is made of a non-magnetic material and is arranged on the outer edge of the annular magnetizer support in a sleeving manner; and each magnetic steel is fixed in an accommodating space formed by two adjacent fastening ribs of the magnetic steel hoop, the hoop ring and the outer edge of the annular magnetizer support respectively. The invention further discloses the permanent magnet rotor and the magnetic steel hoop. According to the permanent magnet type generator, the permanent magnet rotor and the magnetic steel hoop, the permanent magnet rotor can be manufactured and mounted simply, the production cost of the permanent magnet rotor is reduced, and the production efficiency of the permanent magnet rotor is improved.
Description
Technical field
The present invention relates to magneto-electric generator, particularly a kind of p-m rotor of magneto-electric generator.
Background technology
Magneto-electric generator, rotor adopts permanent-magnet structure, has saved excitation winding, carbon brush, the slip ring structure of excitation-type generator, and complete machine structure is simple, and the rotor field is big, air gap is big, and is contactless, and the unique abrading section of complete machine is bearing, avoided excitation winding easily to burn, break, problems such as carbon brush, slip ring structure be easy to wear, the generating efficiency of product, reliability, safe, long service life have been avoided.
Magneto-electric generator, it is extremely staggered uniform that magnet steel in its p-m rotor is N, S, in order to guarantee to export the quality of electric energy, required precision to the magnet steel position is higher, the influence of centrifugal force, high temperature and vibration when the while works in order to overcome generator, requirement is in the long-time running process of magneto-electric generator, and magnet steel can not be subjected to displacement.
Chinese patent 200610036940.1 discloses a kind of magneto-electric generator, and as shown in Figure 1, it comprises housing 1, guard shield 13, stator 2, rotor 3, electric fan 5, radiator 6 and control circuit 7, and stator 2, rotor 3 and electric fan 5 are located in the housing 1.Housing 1 is assembled by front end housing 11 and rear end cap 12, and guard shield 13 is installed on the rear end cap 12.Stator 2 comprises stator body 21 and stator winding 22, and stator winding 22 windings are on stator body 21.Rotor 3 comprises rotor block 31 and 12 watts of shape permanent magnetism steel discs 32, and rotor block 31 is made up of rotating shaft 311 and annular magnetizer support 312 as shown in Figure 2, and annular magnetizer support 312 centers are provided with a through hole, rotating shaft 311 fastening being installed in this through hole; Watt shape permanent magnetism steel disc 32 is fixedly installed on the annular magnetizer support 312, watt shape permanent magnetism steel disc 32 circumferentially evenly distributes along annular magnetizer support 312, each is coated the outside of each watt shape permanent magnetism steel disc 32 by an iron plate 35, be provided with bonding material layer 36 between watt shape permanent magnetism steel disc 32 and the annular magnetizer support 312, be provided with bonding material layer 37 between iron plate 35 and watt shape permanent magnetism steel disc 32, watt shape permanent magnetism steel disc 32 and iron plate 35 all are fixedly mounted on the annular magnetizer support 312 by screw 33, rotating shaft 311 is installed on the housing l by bearing 34, at rotating shaft 311 fixed installations one belt pulley 4, belt pulley 4 can and provide the device of power to be in transmission connection by belt.
The p-m rotor of above-mentioned magneto-electric generator, permanent magnetism steel disc be by screw, being adhesively fixed fixes on the magnetic conductor support, has complex process, processing cost height, quality shortcoming rambunctious.The p-m rotor that also has some magneto-electric generators at present, the permanent magnetism steel disc is to inlay or simple gluing mode by silicon steel sheet, the mode that silicon steel sheet is inlayed exists complex process, processing cost height, quality shortcoming rambunctious equally, simple gluing mode then location precision is difficult to guarantee, the shortcoming of easy ageing failure in hot environment.
Summary of the invention
The technical problem to be solved in the present invention is the p-m rotor manufacturing, installs simply, has saved the production cost of p-m rotor, has improved the production efficiency of p-m rotor.
For solving the problems of the technologies described above, magneto-electric generator provided by the invention comprises stator, p-m rotor, and p-m rotor is set in the stator;
Described p-m rotor comprises rotating shaft, annular magnetizer support, magnet steel, magnet steel anchor ear;
Described annular magnetizer support, outer rim are cylindric, and the center is provided with a through hole, and the annular magnetizer support is magnetic conductive material;
Described rotating shaft, fastening being installed in the described through hole;
Described magnet steel anchor ear comprises anchor ear annulus, fastening rib, and many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear, be set in described annular magnetizer support outer rim, be fixed together with described annular magnetizer support interference fit by many fastening ribs, adjacent two fastening ribs of magnet steel anchor ear constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim;
Described magnet steel anchor ear is magnetic conductive material not;
Described magnet steel is for the suitable tile of described accommodation space;
The magnet steel of each tile is individually fixed in the accommodation space between adjacent two fastening ribs.
Preferable, described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
Preferable, the magnet steel of tile, inner arc radius are more than or equal to the outer rim radius of described annular magnetizer support, and the outer arc radius is smaller or equal to the inner edge radius of described anchor ear annulus, width equals the distance between adjacent two fastening ribs, and described inner arc radius is less than described outer arc radius.
Preferable, described magnet steel anchor ear is provided with 10 fastening ribs, and 10 fastening ribs that are evenly distributed on the inboard of anchor ear annulus vertically constitute the accommodation space of 10 magnet steel with anchor ear annulus, annular magnetizer support outer rim.
For solving the problems of the technologies described above, p-m rotor provided by the invention comprises rotating shaft, annular magnetizer support, magnet steel, magnet steel anchor ear;
Described annular magnetizer support, outer rim are cylindric, and the center is provided with a through hole, and the annular magnetizer support is magnetic conductive material;
Described rotating shaft, fastening being installed in the described through hole;
Described magnet steel anchor ear comprises anchor ear annulus, fastening rib, and many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear, be set in described annular magnetizer support outer rim, be fixed together with described annular magnetizer support interference fit by many fastening ribs, adjacent two fastening ribs of magnet steel anchor ear constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim;
Described magnet steel anchor ear is magnetic conductive material not;
Described magnet steel is for the suitable tile of described accommodation space;
The magnet steel of each tile is individually fixed in the accommodation space between adjacent two fastening ribs.
Preferable, described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
Preferable, the magnet steel of tile, inner arc radius are more than or equal to the outer rim radius of described annular magnetizer support, and the outer arc radius is smaller or equal to the inner edge radius of described anchor ear annulus, width equals the distance between adjacent two fastening ribs, and described inner arc radius is less than described outer arc radius.
Preferable, described magnet steel anchor ear is provided with 10 fastening ribs, and 10 fastening ribs that are evenly distributed on the inboard of anchor ear annulus vertically constitute the accommodation space of 10 magnet steel with anchor ear annulus, annular magnetizer support outer rim.
For solving the problems of the technologies described above, magnet steel anchor ear provided by the invention comprises anchor ear annulus, fastening rib;
Many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear is magnetic conductive material not.
Preferable, described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
The p-m rotor of magneto-electric generator of the present invention, the magnet steel anchor ear is magnetic conduction and form a plurality of inner chambers by many fastening ribs that the inboard arranges not, when producing, only the magnet steel anchor ear is inserted in annular magnetizer support outer rim, adjacent two fastening ribs of magnet steel anchor ear just can constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim, and many fastening ribs that then the multi-disc magnet steel inserted the magnet steel anchor ear are respectively isolated in good a plurality of accommodation spaces and got final product.The p-m rotor of magneto-electric generator of the present invention, can guarantee after magnet steel is installed axial displacement to take place radially to reach with the magnetic attraction between the annular magnetizer support by magnet steel, the fastening rib by the magnet steel anchor ear can guarantee after magnet steel is installed circumferential displacement to take place.The p-m rotor of magneto-electric generator of the present invention, do not need auger shell pit on annular magnetizer support, magnet steel again, the magnet steel anchor ear can adopt the section bar that does not hinder the magnetic characteristics to carry out profiling, each inner chamber that section bar forms, can guarantee the position accuracy demand of magnet steel, can improve the installation effectiveness of magnet steel again fast, p-m rotor manufacturing, installation are simply, save the production cost of p-m rotor, improved the production efficiency of p-m rotor.The p-m rotor of magneto-electric generator of the present invention, magnet steel anchor ear are not magnetic conductive material profile piece of profiling, do not hinder magnetic, and the quality of power supply of generator output also greatly improves, and has effectively reduced the generation of harmonic wave.
Description of drawings
In order to be illustrated more clearly in technical scheme of the present invention, below the accompanying drawing that will use required for the present invention is done simple the introduction, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of Chinese patent 200610036940.1 disclosed a kind of magneto-electric generators;
Fig. 2 be Chinese patent 200610036940.1 disclosed a kind of magneto-electric generators the schematic diagram of p-m rotor;
Fig. 3 is the stereogram of an execution mode of p-m rotor of the present invention;
Fig. 4 is the axial view of an execution mode of p-m rotor of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the technical scheme among the present invention is carried out clear, complete description, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, all other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work belong to the scope of protection of the invention.
Magneto-electric generator comprises stator, p-m rotor, and p-m rotor is set in the stator, and an execution mode of p-m rotor comprises rotating shaft 1, annular magnetizer support 2, magnet steel 3, magnet steel anchor ear 4 as shown in Figure 3;
Described annular magnetizer support 2, outer rim are cylindric, and the center is provided with through hole, and annular magnetizer support 2 is magnetic conductive material;
Described rotating shaft 1, fastening being installed in the described through hole;
Described magnet steel anchor ear 4 comprises anchor ear annulus 41, fastening rib 42, and many fastening ribs 42 are evenly distributed on the inboard of anchor ear annulus 41 vertically;
Described magnet steel anchor ear 4, be set in described annular magnetizer support 2 outer rims, be fixed together with described annular magnetizer support 2 interference fit by many fastening ribs 42, adjacent two fastening ribs 42 of magnet steel anchor ear 4 constitute the accommodation space of a slice magnet steel 3 with anchor ear annulus 41, annular magnetizer support 2 outer rims, and described magnet steel anchor ear 4 is magnetic conductive material not; Preferable, described magnet steel anchor ear 4 is aluminum alloy material, described fastening rib 42 is " n " shape;
Described magnet steel 3 is for the suitable tile of described accommodation space; The magnet steel 3 of each tile is individually fixed in the accommodation space of 42 of adjacent two fastening ribs;
Preferable, the inner arc radius of the magnet steel 3 of tile is smaller or equal to the outer rim radius of described annular magnetizer support 2, the outer arc radius is more than or equal to the inner edge radius of described anchor ear annulus 41, and width equals the distance of 42 of adjacent two fastening ribs, and described inner arc radius is less than described outer arc radius.
Preferable, described magnet steel anchor ear 4 is provided with 10 fastening ribs 42, and 10 fastening ribs 42 that are evenly distributed on the inboard of anchor ear annulus 41 vertically constitute the accommodation space of 10 magnet steel 3 with anchor ear annulus 41, annular magnetizer support 2 outer rims.
The p-m rotor of magneto-electric generator of the present invention, the magnet steel anchor ear is magnetic conduction and form a plurality of inner chambers by many fastening ribs that the inboard arranges not, when producing, only the magnet steel anchor ear is inserted in annular magnetizer support outer rim, adjacent two fastening ribs of magnet steel anchor ear just can constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim, and many fastening ribs that then the multi-disc magnet steel inserted the magnet steel anchor ear are respectively isolated in good a plurality of accommodation spaces and got final product.The p-m rotor of magneto-electric generator of the present invention, can guarantee after magnet steel is installed axial displacement to take place radially to reach with the magnetic attraction between the annular magnetizer support by magnet steel, the fastening rib by the magnet steel anchor ear can guarantee after magnet steel is installed circumferential displacement to take place.The p-m rotor of magneto-electric generator of the present invention, do not need auger shell pit on annular magnetizer support, magnet steel again, the magnet steel anchor ear can adopt the section bar that does not hinder the magnetic characteristics to carry out profiling, each inner chamber that section bar forms, can guarantee the position accuracy demand of magnet steel, can improve the installation effectiveness of magnet steel again fast, p-m rotor manufacturing, installation are simply, save the production cost of p-m rotor, improved the production efficiency of p-m rotor.The p-m rotor of magneto-electric generator of the present invention, magnet steel anchor ear are not magnetic conductive material profile piece of profiling, do not hinder magnetic, and the quality of power supply of generator output also greatly improves, and has effectively reduced the generation of harmonic wave.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, is equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. a magneto-electric generator comprises stator, p-m rotor, and p-m rotor is set in the stator, it is characterized in that,
Described p-m rotor comprises rotating shaft, annular magnetizer support, magnet steel, magnet steel anchor ear;
Described annular magnetizer support, outer rim are cylindric, and the center is provided with a through hole, and the annular magnetizer support is magnetic conductive material;
Described rotating shaft, fastening being installed in the described through hole;
Described magnet steel anchor ear comprises anchor ear annulus, fastening rib, and many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear, be set in described annular magnetizer support outer rim, be fixed together with described annular magnetizer support interference fit by many fastening ribs, adjacent two fastening ribs of magnet steel anchor ear constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim;
Described magnet steel anchor ear is magnetic conductive material not;
Described magnet steel is for the suitable tile of described accommodation space;
The magnet steel of each tile is individually fixed in the accommodation space between adjacent two fastening ribs.
2. magneto-electric generator according to claim 1 is characterized in that,
Described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
3. magneto-electric generator according to claim 1 is characterized in that,
The magnet steel of tile, inner arc radius are more than or equal to the outer rim radius of described annular magnetizer support, and the outer arc radius is smaller or equal to the inner edge radius of described anchor ear annulus, and width equals the distance between adjacent two fastening ribs, and described inner arc radius is less than described outer arc radius.
4. magneto-electric generator according to claim 1 is characterized in that,
Described magnet steel anchor ear is provided with 10 fastening ribs, and 10 fastening ribs that are evenly distributed on the inboard of anchor ear annulus vertically constitute the accommodation space of 10 magnet steel with anchor ear annulus, annular magnetizer support outer rim.
5. a p-m rotor is characterized in that, comprises rotating shaft, annular magnetizer support, magnet steel, magnet steel anchor ear;
Described annular magnetizer support, outer rim are cylindric, and the center is provided with a through hole, and the annular magnetizer support is magnetic conductive material;
Described rotating shaft, fastening being installed in the described through hole;
Described magnet steel anchor ear comprises anchor ear annulus, fastening rib, and many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear, be set in described annular magnetizer support outer rim, be fixed together with described annular magnetizer support interference fit by many fastening ribs, adjacent two fastening ribs of magnet steel anchor ear constitute the accommodation space of a slice magnet steel with anchor ear annulus, annular magnetizer support outer rim;
Described magnet steel anchor ear is magnetic conductive material not;
Described magnet steel is for the suitable tile of described accommodation space;
The magnet steel of each tile is individually fixed in the accommodation space between adjacent two fastening ribs.
6. p-m rotor according to claim 5 is characterized in that,
Described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
7. magneto-electric generator according to claim 5 is characterized in that,
The magnet steel of tile, inner arc radius are more than or equal to the outer rim radius of described annular magnetizer support, and the outer arc radius is smaller or equal to the inner edge radius of described anchor ear annulus, and width equals the distance between adjacent two fastening ribs, and described inner arc radius is less than described outer arc radius.
8. p-m rotor according to claim 1 is characterized in that,
Described magnet steel anchor ear is provided with 10 fastening ribs, and 10 fastening ribs that are evenly distributed on the inboard of anchor ear annulus vertically constitute the accommodation space of 10 magnet steel with anchor ear annulus, annular magnetizer support outer rim.
9. a magnet steel anchor ear is characterized in that, comprises anchor ear annulus, fastening rib;
Many fastening ribs are evenly distributed on the inboard of anchor ear annulus vertically;
Described magnet steel anchor ear is magnetic conductive material not.
10. magnet steel anchor ear according to claim 9 is characterized in that,
Described magnet steel anchor ear is aluminum alloy material;
Described fastening rib is " n " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101534497A CN103248155A (en) | 2013-04-27 | 2013-04-27 | Permanent magnet type generator, permanent magnet rotor and magnetic steel hoop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013101534497A CN103248155A (en) | 2013-04-27 | 2013-04-27 | Permanent magnet type generator, permanent magnet rotor and magnetic steel hoop |
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| CN103248155A true CN103248155A (en) | 2013-08-14 |
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| CN2013101534497A Pending CN103248155A (en) | 2013-04-27 | 2013-04-27 | Permanent magnet type generator, permanent magnet rotor and magnetic steel hoop |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107546890A (en) * | 2016-06-28 | 2018-01-05 | 特灵国际有限公司 | Motor, method, AC electric systems and the variable speed drive system of harmonic wave shunting |
| CN110011447A (en) * | 2019-05-09 | 2019-07-12 | 浙江万冠电机有限公司 | A kind of motor of dust collector |
| CN112283016A (en) * | 2020-09-16 | 2021-01-29 | 江西大唐国际新能源有限公司 | Wind power generation device |
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