CN214177112U - Birotor permanent magnet generator set - Google Patents
Birotor permanent magnet generator set Download PDFInfo
- Publication number
- CN214177112U CN214177112U CN202023224037.2U CN202023224037U CN214177112U CN 214177112 U CN214177112 U CN 214177112U CN 202023224037 U CN202023224037 U CN 202023224037U CN 214177112 U CN214177112 U CN 214177112U
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- rotor
- outer rotor
- generator
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- permanent magnet
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Abstract
The utility model discloses a double-rotor permanent magnet generator set, wherein the generator comprises a generator shaft, a permanent magnet inner rotor which is embedded or interference clamped and installed on the generator shaft; the permanent magnet inner rotor and the inner rotor magnet are wrapped by the outer rotor, the outer rotor magnetic steel is embedded or in interference clamping and installed on the inner surface of the outer rotor, and the outer rotor coil is installed in the outer rotor magnetic steel in a penetrating mode through adhesive bonding or interference clamping and installing; the rotation reversing device reverses the rotation of the outer rotor to the generator shaft through a belt, so that the outer rotor and the generator shaft rotate in opposite directions; after the power machine rotates, the rotation reversing device reverses the rotation of the outer rotor to the generator shaft through the belt, so that the outer rotor and the generator shaft rotate in opposite directions, the outer rotor coil cuts the magnetic field on the inner rotor magnet in an accelerating mode to generate electric energy, the problem that the efficiency of cutting the magnetic field line only through the rotation of the rotor or the rotation of the stator of the traditional generator is low is solved, and the effective utilization of dragging kinetic energy is improved.
Description
Technical Field
The utility model relates to a birotor permanent magnet generator set belongs to generator technical field.
Background
The generator is a machine for converting mechanical energy into electric energy, and is mainly composed of a rotor and a stator which are wound with coils, and the power machine is used for driving the rotor to rotate so as to generate the electric energy; at present, a generator is mainly characterized in that a rotor provided with a coil winding is dragged to rotate, magnetic field lines generated on a peripheral stator are cut, but the efficiency is not high, and the kinetic energy of dragging is easily caused to be not effectively utilized.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a birotor permanent magnet generator set.
The utility model discloses a following technical scheme can realize.
The utility model provides a pair of birotor permanent magnet generator set, include: a generator, a rotary reversing device;
the generator comprises a generator shaft, a permanent magnet inner rotor which is embedded or in interference fit with the generator shaft, an inner rotor magnet which is embedded or in interference fit with the permanent magnet inner rotor, an outer rotor which is rotatably sleeved with the generator shaft and wraps the permanent magnet inner rotor and the inner rotor magnet, outer rotor magnetic steel which is embedded or in interference fit with the inner surface of the outer rotor, and an outer rotor coil which is glued or in interference fit with the outer rotor magnetic steel in a penetrating way;
the rotation reversing device reverses the rotation of the outer rotor to the generator shaft through a belt, so that the outer rotor and the generator shaft rotate but rotate in opposite directions.
The generator also comprises two inner rotor driven wheels which are respectively fixedly welded or arranged at two ends of a generator shaft through keys, and outer rotor driven wheels which are fixedly welded with the tail ends of two axial ends of the outer rotor or arranged through keys.
The beneficial effects of the utility model reside in that: after the power machine rotates, the rotating reversing device reverses the rotating rotation of the outer rotor onto the generator shaft through the belt, so that the outer rotor and the generator shaft both rotate in opposite directions, the outer rotor coil cuts the magnetic field on the inner rotor magnet in an accelerating manner to generate electric energy, the problem that the efficiency of cutting the magnetic field line only by the rotation of the rotor or the rotation of the stator of the traditional generator is low is solved, and the effective utilization of dragging kinetic energy is improved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic diagram of a cross-sectional structure of the generator of the present invention;
in the figure: 1-a generator; 11-the generator shaft; 12-permanent magnet inner rotor; 13-inner rotor magnets; 14-inner rotor driven wheel; 15-outer rotor; 16-outer rotor magnetic steel; 17-outer rotor coils; 18-an outer rotor driven wheel; 19-generator housing; 2-a rotary reversing device; 3-a power machine; 4-output slip ring; 21-a first gear shaft; 22-second gear shaft.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
See fig. 1-2.
The utility model discloses a birotor permanent magnet generator set, include: a generator 1 and a rotary reversing device;
the generator 1 comprises a generator shaft 11, a permanent magnet inner rotor 12 which is embedded or in interference fit on the generator shaft 11, and an outer rotor 15 which is rotatably sleeved with the generator shaft 11 and wraps the permanent magnet inner rotor 12 and an inner rotor magnet 13;
the rotation reversing device reverses the rotation of the outer rotor 15 to the generator shaft 11 via a belt, so that the outer rotor 15 and the generator shaft 11 rotate in opposite directions.
The generator 1 further comprises inner rotor magnets 13 which are embedded or in interference fit between the permanent magnet inner rotors 12, outer rotor magnetic steel 16 which is embedded or in interference fit and mounted on the inner surface of the outer rotor 15, outer rotor coils 17 which are glued or in interference fit and mounted in the outer rotor magnetic steel 16 in a penetrating manner, two inner rotor driven wheels 14 which are respectively fixedly welded or mounted at two ends of the generator shaft 11 through keys, and outer rotor driven wheels 18 which are fixedly welded with the tail ends of two axial ends of the outer rotor 15 or mounted through keys, wherein the two outer rotor driven wheels 18 or the two inner rotor driven wheels 14 can be belt wheels with the same diameter or different diameters.
The working principle is as follows: one end of the outer rotor 15 is connected with the power machine 3 through a belt, the outer rotor 15 is connected with the power machine 3 through the outer rotor by a transmission wheel 18 by using the belt, the other end of the outer rotor 15 is connected with a rotary reversing device through the belt, and the rotary reversing device is connected with the generator shaft 11 through the belt;
or, one end of the generator shaft 11 is connected with the power machine 3 through a belt, the belt generator shaft 11 is connected with the power machine 3 through an inner rotor driven wheel 14, the other end of the generator shaft 11 is connected with a rotary reversing device through a belt, and the rotary reversing device is connected with an outer rotor 15 through a belt;
after the power machine 3 rotates, the rotating reversing device reverses the rotating rotation of the outer rotor 15 to the generator shaft 11 through the belt, so that the outer rotor 15 and the generator shaft 11 both rotate in opposite directions, the outer rotor coil 17 accelerates to cut the magnetic field on the inner rotor magnet 13 to generate electric energy, the problem that the traditional generator only rotates a rotor or rotates a stator to cut the magnetic field line and is low in efficiency is solved, and the effective utilization of dragging kinetic energy is improved.
Theoretical analysis: the rotating speed of the power machine 3 is 1000 revolutions per minute, the shaft diameter of the power machine 3 is half of the diameter of the generator shaft 11, the generator shaft 11 rotates at 500 revolutions per minute, the magnetic field of the inner rotor magnet 13 on the generator shaft 11 is 500 revolutions per minute, the outer rotor 15 is also driven to rotate at 500 revolutions per minute by rotating the reversing device, the relative cutting speed of the magnetic fields of the outer rotor coil 17 and the inner rotor magnet 13 is 1000 revolutions per minute, and compared with the relative cutting speed of the magnetic fields of the outer rotor coil 17 and the inner rotor magnet 13 without the rotating reversing device being 500 revolutions per minute, the efficiency of cutting the magnetic field lines is doubled.
Two ends of the outer rotor 15 are rotatably sleeved with two ends of the generator shaft 11 through two bearings; the inner rings of the two bearings are sleeved at two ends of the generator shaft 11, and the outer rings of the two bearings are correspondingly sleeved with two ends of the outer rotor 15.
And the outer rotor driven wheels 18 are correspondingly arranged at two ends of the axial tail ends of the outer rotor 15, so that the rotating balance of the outer rotor 15 is improved, and the outer rotor driven wheels 18 can be conveniently replaced and used.
Still include generator housing 19, generator housing 19 is rotatable overlaps outside external rotor 15 to wrap up the protection to external rotor 15 outside, avoid external rotor 15 to receive the collision.
The two ends of the generator shell 19 are rotatably sleeved outside the outer rotor 15 through bearings.
The power generator further comprises an output slip ring 4, the output slip ring 4 is mounted on the outer rotor 15 and rotates together with the outer rotor 15, and the outer rotor coil 17 is connected with the output slip ring 4 through an electric wire to output electric energy.
The output slip ring 4 is arranged on the peripheral end face of the outer rotor 15 between the generator shell 19 and the driven wheel 18 of the outer rotor, and is convenient to overhaul and connect.
The rotation reversing device comprises a first gear shaft 21 and a second gear shaft 22, and gears on the first gear shaft 21 are meshed with gears on the second gear shaft 22; a belt wheel which is matched with a belt and is connected with the inner rotor by a transmission wheel 14 is welded on the shaft of the first gear shaft 21 or is arranged on the shaft through a key; the shaft of the second gear shaft 22 is welded or keyed with a belt wheel which is matched with the outer rotor driven wheel 18.
When the rotor is used, the first gear shaft 21 and the second gear shaft 22 are matched on the bearing seat through bearings to obtain rotatable support, the inner rotor is transmitted to the outer rotor through the meshing of the gears on the first gear shaft 21 and the gears on the second gear shaft 22 in a direction changed by the rotation of the transmission wheel 14 and is rotated by the transmission wheel 18, the outer rotor 15 and the generator shaft 11 move and rotate in the opposite direction, and the outer rotor coil 17 cuts the magnetic field on the inner rotor magnet 13.
Claims (10)
1. A double-rotor permanent magnet generator set is characterized in that a generator (1) and a rotary reversing device (2);
the generator (1) comprises a generator shaft (11), a permanent magnet inner rotor (12) which is embedded or in interference clamping and installed on the generator shaft (11), and an outer rotor (15) which is rotatably sleeved with the generator shaft (11) and wraps the permanent magnet inner rotor (12) and an inner rotor magnet (13);
the rotation reversing device (2) reverses the rotation of the outer rotor (15) to the generator shaft (11) through a belt, so that the outer rotor (15) and the generator shaft (11) rotate but rotate in opposite directions.
2. The dual rotor permanent magnet generator set of claim 1, wherein: the generator (1) further comprises inner rotor magnets (13) which are embedded or in an interference clamping mode and installed between the permanent magnet inner rotors (12), outer rotor magnetic steel (16) which is embedded or in an interference clamping mode and installed on the inner face of the outer rotor (15), outer rotor coils (17) which are glued or in an interference clamping mode and installed in the outer rotor magnetic steel (16) in a penetrating mode, two inner rotor driven wheels (14) which are fixedly welded or installed at two ends of the generator shaft (11) through keys respectively, and outer rotor driven wheels (18) which are fixedly welded with the tail ends of two axial ends of the outer rotor (15) or installed through keys.
3. The dual rotor permanent magnet generator set of claim 1, wherein: two ends of the outer rotor (15) are rotatably sleeved with two ends of the generator shaft (11) through two bearings; and outer rotor driven wheels (18) are correspondingly arranged at two ends of the axial tail end of the outer rotor (15).
4. The dual rotor permanent magnet generator set of claim 1, wherein: the generator further comprises a generator shell (19), and the generator shell (19) is rotatably sleeved outside the outer rotor (15).
5. The dual rotor permanent magnet generator set of claim 4, wherein: two ends of the generator shell (19) are rotatably sleeved outside the outer rotor (15) through bearings.
6. The dual rotor permanent magnet generator set of claim 4, wherein: the rotor is characterized by further comprising an output slip ring (4), wherein the output slip ring (4) is arranged on the outer rotor (15) and rotates together with the outer rotor (15), and the outer rotor coil (17) is connected with the output slip ring (4) through an electric wire.
7. The dual rotor permanent magnet generator set of claim 6, wherein: the output slip ring (4) is arranged on the peripheral end face of the outer rotor (15) between the generator shell (19) and the driven wheel (18) of the outer rotor.
8. The dual-rotor permanent magnet generator set of claim 1 or 6, wherein: the rotation reversing device (2) comprises a first gear shaft (21) and a second gear shaft (22), and a gear on the first gear shaft (21) is meshed with a gear on the second gear shaft (22); a belt wheel which is matched with a belt and connected with the inner rotor by a transmission wheel (14) is arranged on the shaft of the first gear shaft (21); the shaft of the second gear shaft (22) is provided with a belt wheel which is matched with the belt and an outer rotor driven wheel (18).
9. The dual rotor permanent magnet generator set of claim 8, wherein: and a belt wheel which is connected with the inner rotor driven wheel (14) by a matching belt is welded on the shaft of the first gear shaft (21) or is arranged on the shaft through a key.
10. The dual rotor permanent magnet generator set of claim 8, wherein: and a belt wheel which is matched with a belt and an outer rotor driven wheel (18) is welded or arranged on the shaft of the second gear shaft (22) through a key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224037.2U CN214177112U (en) | 2020-12-28 | 2020-12-28 | Birotor permanent magnet generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224037.2U CN214177112U (en) | 2020-12-28 | 2020-12-28 | Birotor permanent magnet generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214177112U true CN214177112U (en) | 2021-09-10 |
Family
ID=77609759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023224037.2U Active CN214177112U (en) | 2020-12-28 | 2020-12-28 | Birotor permanent magnet generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214177112U (en) |
-
2020
- 2020-12-28 CN CN202023224037.2U patent/CN214177112U/en active Active
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