CN214228054U - Improved flywheel structure of rare earth permanent magnet generator - Google Patents
Improved flywheel structure of rare earth permanent magnet generator Download PDFInfo
- Publication number
- CN214228054U CN214228054U CN202022954095.4U CN202022954095U CN214228054U CN 214228054 U CN214228054 U CN 214228054U CN 202022954095 U CN202022954095 U CN 202022954095U CN 214228054 U CN214228054 U CN 214228054U
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- permanent magnet
- rare earth
- earth permanent
- flywheel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model belongs to the field of permanent magnet generators, in particular to an improved flywheel structure of a rare earth permanent magnet generator, which comprises a flywheel rotor, wherein the inner wall of the flywheel rotor is fixedly embedded with four rare earth permanent magnet steel pieces at included angles, the rare earth permanent magnet steel pieces are provided with threaded holes, the flywheel rotor is correspondingly provided with threaded grooves, the threaded holes are internally provided with screw rods, one end threads of the screw rods are arranged in the corresponding threaded grooves, the other end of each screw rod is fixedly sleeved with a hexagon head, the top of each screw rod is provided with a mounting groove, the inner wall at the bottom of the mounting groove is provided with a screw hole, a stud is fixedly arranged in the screw hole, the inner wall around the threaded groove is provided with a clamping groove in an annular shape, the utility model uses the rare earth permanent magnet flywheel generator to replace the original inertia flywheel, and realizes the power generation output of high-power 380V50Hz on the premise of not influencing the original function of a horizontal bar water-cooled diesel engine, meanwhile, the rare earth permanent magnet steel is fixed through the screw bolt, and the structure is stable.
Description
Technical Field
The utility model relates to a permanent magnet generator technical field especially relates to a modified tombarthite permanent magnet generator's flywheel structure.
Background
The horizontal bar water-cooled diesel engine is realized by independently connecting a high-power 380V (220V) 50Hz generator by using a belt if the high-power 380V (220V) 50Hz generator is required to realize the power generation function, and is difficult to move and large in occupied space; the inertia flywheel of the engine only plays a role in power transmission, and the conventional flywheel type power generation equipment has small volume and low power and is only used for low-voltage illumination.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an improved flywheel structure of a rare earth permanent magnet generator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a modified tombarthite permanent magnet generator's flywheel structure, includes the flywheel rotor, the inner wall of flywheel rotor is inlayed the installation with the contained angle and is fixed with four tombarthite permanent magnet steel, set up threaded hole on the tombarthite permanent magnet steel, correspond on the flywheel rotor and set up the thread groove, the screw hole is installed to the screw thread, and the one end screw thread of screw rod is installed in the thread groove that corresponds, and the other end of screw rod is fixed to have cup jointed the hexagon head, the mounting groove has been seted up at the top of screw rod, has seted up the screw on the bottom inner wall of mounting groove, and screw internal fixed mounting has the double-screw bolt, the draw-in groove has been seted up to the annular on the inner wall all around of thread groove, has seted up the card hole on the both sides inner wall of screw, and the card hole sets up with the draw-in groove is corresponding, the equal fixed mounting in bottom both ends of double-screw bolt has the shell fragment, and the shell fragment extends to in the draw-in the hole to with draw-in groove looks adaptation.
Preferably, the rare earth permanent magnet steel is N48H-N50H rare earth permanent magnet steel, and the rare earth permanent magnet steel is of a tile-shaped structure.
Preferably, a plurality of stator mounting holes are uniformly formed in the flywheel rotor in an annular manner.
Preferably, the top of the stud is fixedly provided with a cross groove countersunk head, and the cross groove countersunk head is matched with the mounting groove.
The utility model discloses in, a modified tombarthite permanent magnet generator's flywheel structure uses tombarthite permanent magnet flywheel generator to replace original inertia flywheel, does not influence under the prerequisite of the original function of horizontal bar water-cooled diesel engine, realizes high-power 380V50Hz power generation output, and simultaneously, tombarthite permanent magnet steel fixes through the screw rod double-screw bolt, and the structure is firm.
Drawings
Fig. 1 is a schematic structural diagram of a flywheel structure of an improved rare earth permanent magnet generator according to the present invention;
fig. 2 is a partial structural schematic view of a flywheel structure of an improved rare earth permanent magnet generator according to the present invention;
fig. 3 is a schematic structural diagram of a part a of the flywheel structure of an improved rare earth permanent magnet generator according to the present invention.
In the figure: the permanent magnet motor comprises a flywheel rotor 1, a rare earth permanent magnet steel 2, a stator mounting hole 3, a threaded hole 4, a screw rod 5, a hexagonal head 6, a threaded groove 7, a clamping groove 8, a mounting groove 9, a cross groove countersunk head 10, a stud 11, a screw hole 12, a clamping hole 13 and a spring plate 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an improved flywheel structure of a rare earth permanent magnet generator comprises a flywheel rotor 1, four rare earth permanent magnet steels 2 are fixedly embedded in the inner wall of the flywheel rotor 1 at an included angle of 90, a threaded hole 4 is formed in each rare earth permanent magnet steel 2, a threaded groove 7 is correspondingly formed in each flywheel rotor 1, a screw 5 is installed in each threaded hole 4 in a threaded manner, one end of each screw 5 is installed in the corresponding threaded groove 7 in a threaded manner, a hexagonal head 6 is fixedly sleeved on the other end of each screw 5, an installation groove 9 is formed in the top of each screw 5, a screw hole 12 is formed in the inner wall of the bottom of each installation groove 9, a stud 11 is fixedly installed in each screw hole 12, clamping grooves 8 are annularly formed in the inner walls of the periphery of each threaded groove 7, clamping holes 13 are formed in the inner walls of the two sides of each screw hole 12 and are arranged corresponding to the clamping grooves 8, and elastic pieces 14 are fixedly installed at the two ends of the bottom of each stud 11, and the elastic sheet 14 extends into the card hole 13 and is matched with the card slot 8.
The utility model discloses in, tombarthite permanent magnetism magnet steel 2 is N48H-N50H tombarthite permanent magnetism magnet steel, and tombarthite permanent magnetism magnet steel 2 is tile type structure.
The utility model discloses in, a plurality of stator mounting holes 3 have evenly been seted up to the annular on the flywheel rotor 1.
The utility model discloses in, the top fixed mounting of double-screw bolt 11 has cross recess countersunk head 10, and cross recess countersunk head 10 and mounting groove 9 looks adaptation.
In the utility model, the redesigned inertial flywheel is used, four pieces of N48H-N50H rare earth permanent magnet steel are fixedly embedded in the inner wall at 90 included angles, the magnet steel is in a tile-shaped structure, and after the magnet steel is fixed, cured substances are filled to form an outer rotor of the flywheel; the internal stator is formed in a laminated mode, 36 slots are formed, three-phase concentric windings are used for wire embedding, three-phase four wires are output, and the internal stator is installed outside an output shaft of the engine through screws; after the flywheel outer rotor is arranged on the output shaft of the horizontal bar water-cooled diesel engine, the whole flywheel position forms an outer rotor permanent magnet generator.
When the rare earth permanent magnet steel is installed, the rare earth permanent magnet steel 2 and the flywheel rotor 1 are fixed through the screw rod 5, the hexagonal head 6 is screwed to fix the rare earth permanent magnet steel, then the stud 11 is screwed into the screw hole 12 through the cross screwdriver, then the stud 11 extrudes the elastic sheet 14, the elastic sheet 14 is clamped into the clamping groove 8, and the screw rod 5 is fixedly connected with the thread groove 7
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The improved flywheel structure of the rare earth permanent magnet generator comprises a flywheel rotor (1) and is characterized in that the inner wall of the flywheel rotor (1) is embedded and fixed with four rare earth permanent magnet steel pieces (2) at 90 included angles, a threaded hole (4) is formed in each rare earth permanent magnet steel piece (2), a threaded groove (7) is correspondingly formed in each flywheel rotor (1), a screw rod (5) is installed in each threaded hole (4) in a threaded manner, one end of each screw rod (5) is installed in each corresponding threaded groove (7) in a threaded manner, a hexagonal head (6) is fixedly sleeved at the other end of each screw rod (5), a mounting groove (9) is formed in the top of each screw rod (5), a screw hole (12) is formed in the inner wall of the bottom of each mounting groove (9), a stud (11) is fixedly installed in each screw hole (12), and clamping grooves (8) are formed in, the clamping hole (13) is formed in the inner walls of the two sides of the screw hole (12), the clamping hole (13) and the clamping groove (8) are arranged correspondingly, elastic pieces (14) are fixedly mounted at the two ends of the bottom of the stud (11), and the elastic pieces (14) extend into the clamping hole (13) and are matched with the clamping groove (8).
2. The improved flywheel structure of rare earth permanent magnet generator of claim 1, wherein said rare earth permanent magnet steel (2) is N48H-N50H rare earth permanent magnet steel, and the rare earth permanent magnet steel (2) is tile-shaped.
3. The improved flywheel structure of the rare earth permanent magnet generator according to claim 1, wherein a plurality of stator mounting holes (3) are uniformly arranged on the flywheel rotor (1) in an annular manner.
4. The improved flywheel structure of the rare earth permanent magnet generator as claimed in claim 1, wherein a cross recess countersunk head (10) is fixedly installed at the top of the stud (11), and the cross recess countersunk head (10) is matched with the installation groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022954095.4U CN214228054U (en) | 2020-12-11 | 2020-12-11 | Improved flywheel structure of rare earth permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022954095.4U CN214228054U (en) | 2020-12-11 | 2020-12-11 | Improved flywheel structure of rare earth permanent magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214228054U true CN214228054U (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022954095.4U Active CN214228054U (en) | 2020-12-11 | 2020-12-11 | Improved flywheel structure of rare earth permanent magnet generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214228054U (en) |
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2020
- 2020-12-11 CN CN202022954095.4U patent/CN214228054U/en active Active
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