CN219124085U - Magnetic transformation device, wind power generation system and electric system adopting same - Google Patents
Magnetic transformation device, wind power generation system and electric system adopting same Download PDFInfo
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- CN219124085U CN219124085U CN202222857875.6U CN202222857875U CN219124085U CN 219124085 U CN219124085 U CN 219124085U CN 202222857875 U CN202222857875 U CN 202222857875U CN 219124085 U CN219124085 U CN 219124085U
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Abstract
The utility model provides a magnetic transformation device and adopt wind power generation system and electronic system of device, includes the driving shaft support of direct or indirect vertical fixation on the driving shaft, and this support is towards the driving shaft and/or be provided with the first magnetic ring that regards as the center of driving shaft on the side of keeping away from the driving shaft, first magnetic ring is by along the inseparable laminating of circumference end to end, the size is the same, the magnetic pole is located the magnet that is set up in turn of magnetic pole polarity that is located the one side of keeping away from the driving shaft support; the device also comprises a driven shaft support which is directly or indirectly vertically fixed on a driven shaft parallel to the driving shaft, wherein a second magnetic ring which takes the driven shaft as a center is arranged on one side of the driven shaft facing the driven shaft and/or away from the driven shaft, and the size of a magnet of the first magnetic ring is the same as that of a magnet of the second magnetic ring; the closest partial magnets of the magnetic rings respectively arranged on the opposite sides of the two supports are within the effective range of the magnetic field action of the magnets so that the magnets form a pulling and pushing magnetic circuit. And a plurality of layers of pull-push magnetic circuit magnetic ring pairs are formed, so that high-power magnetic speed change is realized.
Description
Technical Field
The utility model relates to a speed changing device, in particular to a magnetic speed changing device, a wind power generation system and an electric system.
Background
The applicant of the present utility model applies for a magnetic speed change device and a wind power generation system with the application number 202210338333.X at 1 of 4 months of 2022, and belongs to repulsive force type repulsion, small circumferential force and difficult realization of high power.
Disclosure of Invention
The utility model solves the technical problem that the existing magnetic variable speed device is difficult to realize a high-power generation system, and provides a magnetic variable speed device capable of realizing high power, a wind power generation system adopting the device and an electric system.
The technical scheme of the utility model is as follows:
the magnetic transformation device comprises a driving shaft support which is directly or indirectly and vertically fixed on the driving shaft, wherein a first magnetic ring which takes the driving shaft as a center is arranged on one side of the driving shaft support which faces the driving shaft and/or is far away from the driving shaft, and the first magnetic ring consists of magnets which are tightly attached along the circumferential direction, have the same size, are positioned on one side of the magnetic pole which is far away from the driving shaft support, and are alternately arranged in magnetic pole polarity; the magnetic pole is arranged on one side of the driven shaft, which is far away from the driven shaft, and the magnetic poles of the magnetic poles are arranged on the other side of the driven shaft, which is far away from the driven shaft, and the magnetic poles of the magnetic poles are alternately arranged; the driving shaft support and the driven shaft support are arranged close to each other in the axial direction, so that the magnet of the closest part of the magnetic rings respectively arranged on the opposite sides of the two supports is in the effective range of the magnetic field action of the magnets, and the magnets form a pulling and pushing magnetic circuit.
The driving shaft is fixedly provided with a plurality of driving shaft supports and first magnetic rings arranged on the driving shaft supports, and the driven shaft is fixedly provided with a plurality of driven shaft supports and second magnetic rings arranged on the driven shaft supports.
The number of the magnetic circuits is 10 or more than 10, so that a pull-push magnetic circuit structure with at least 10 layers is formed.
The driving shaft support and the driven shaft support are made of low carbon steel.
An electric system adopts the magnetic speed changing device, the driving shaft is an output shaft of a motor, and the driven shaft is a rotating shaft which needs to increase or decrease speed to output rotating power.
The power generation system adopts the magnetic speed change device, the driving shaft is a mechanical energy input shaft, and the driven shaft is a generator input shaft.
For a wind power generation system, the driving shaft is a fan impeller shaft.
For the hydroelectric power generation system, the driving shaft is a water turbine rotating shaft.
The technical effects are as follows:
the utility model is based on the magnetic speed changing device of the parallel arrangement of the driving shaft and driven shaft, there are specific magnetic rings on the driving shaft support and driven shaft support that are set up separately, because the driving shaft support and driven shaft support are close to setting up and making the magnet of the closest part of two magnetic rings in the axial direction in the magnetic field of these magnets act the effective range, thus these magnets form and draw and push the magnetic circuit, correspond to these magnets in the circumference and form the magnetic field of the corresponding magnet to act the overlapping area, form and transmit and change speed through drawing the thrust, change speed because the center of two magnetic rings is different, the number of identical magnet is different on the magnetic ring thus form and change speed. When the driving shaft rotates, the driven shaft is driven to rotate at different speeds due to the transmission of the pulling and pushing magnetic circuit. Meanwhile, a plurality of driving shaft supports and more than ten driven shaft supports can be respectively arranged along two shafts, so that a multi-layer pulling and pushing magnetic circuit magnetic ring pair can be formed, and high-power magnetic speed change comprising magnetic speed reduction and magnetic speed increase is realized.
The driving shaft and the driven shaft are respectively rotary power input or output, so that different high-power electric speed changing systems or power generation systems can be obtained.
Drawings
FIG. 1 is a schematic side view of the present utility model showing the driving and driven shafts parallel;
FIG. 2 is a schematic drawing of a pull-push magnetic circuit structure of the present utility model;
FIG. 3 is a schematic view of the structure of the present utility model from an axial view
Detailed Description
See fig. 1: the magnetic transformation device comprises a driving shaft support 11 directly or indirectly and vertically fixed on the driving shaft 1, wherein a first magnetic ring 111 taking the driving shaft 1 as a center is arranged on one side of the driving shaft support 11 facing the driving shaft 1 and/or far away from the driving shaft 1, the driving shaft support 11 on the driving shaft 1 is indirectly arranged on the driving shaft through a bracket connected with the driving shaft 1, the upper side and the lower side of the driving shaft support 11 are provided with the first magnetic ring 111 in a visible way in fig. 1, the lower side of the driving shaft support 11 is provided with the first magnetic ring 111, the first magnetic ring 111 arranged on the driving shaft support 11 consists of magnets which are tightly attached along the circumferential direction, have the same size, are positioned on one side opposite to the driving shaft support 11 and have magnetic poles alternately arranged, and the magnetic poles alternately arranged can be seen in a state shown in fig. 3; the magnetic speed change device further comprises a driven shaft support 21 directly or indirectly vertically fixed on a driven shaft 2 parallel to the driving shaft 1, a second magnetic ring 211 taking the driven shaft 2 as a center is arranged on one side of the driven shaft support 21 facing the driven shaft 2 and/or far away from the driven shaft 2, the second magnetic ring 211 consists of magnets which are tightly attached along the circumferential direction end to end, have the same size, have magnetic poles positioned on one surface opposite to the driven shaft support 21 and have magnetic poles with alternating polarities, and the sizes of the magnets of the first magnetic ring 111 and the magnets of the second magnetic ring 211 are the same; the driving shaft support 11 and the driven shaft support 21 are disposed close to each other in the axial direction, so that the magnets of the closest portions of the magnetic rings disposed on the opposite sides of the two supports are within the effective range of the magnetic field action of the magnets, and thus the magnets constitute a pull-push magnetic circuit. See fig. 2 for the principle of action of the pull-push magnetic circuit: each magnet on the first magnetic ring 111 is subjected to the pulling and pushing action of the magnet on the second magnetic ring 211, for example, the leftmost S-pole magnet of the first magnetic ring 111 is subjected to the pulling force of the opposite pole attraction of the leftmost N-pole magnet of the second magnetic ring 211, and is subjected to the repulsive force of the second S-pole magnet, so that circumferential pulling and pushing force transmission is formed; at the same time, the upward pulling force and the upward repulsive force of the magnet below the top surface also complete the suspension. If the first magnetic ring 111 has N poles and the second magnetic ring M poles, the speed ratio is N/M.
The driving shaft 1 is fixedly provided with a plurality of driving shaft supports 11 and a first magnetic ring 111 arranged on the driving shaft supports, and the driven shaft 2 is fixedly provided with a plurality of driven shaft supports 21 and a second magnetic ring 211 arranged on the driven shaft supports. The number of the pull-push magnetic circuits is 10 or more than 10, so that a pull-push magnetic circuit structure with more than 10 layers is formed, and high-power transmission is realized. The driving shaft support 11 and the driven shaft support 21 are made of low carbon steel.
The magnetic speed change device can be used for motors and generators. For an electric system, the driving shaft 1 is an output shaft of an electric motor, and the driven shaft 2 is a rotating shaft which needs to speed up or speed down to output rotating power. For the power generation system, the driving shaft 1 is a mechanical energy input shaft, the driven shaft 2 is a generator input shaft, and for the wind driven generator, the driving shaft 1 is a fan impeller shaft. For the hydroelectric power generation system, the driving shaft 1 is a water turbine rotating shaft.
Claims (8)
1. The magnetic transformation device comprises a driving shaft support which is directly or indirectly and vertically fixed on the driving shaft, wherein a first magnetic ring which takes the driving shaft as a center is arranged on one side of the driving shaft support which faces the driving shaft and/or is far away from the driving shaft, and the first magnetic ring consists of magnets which are tightly attached along the circumferential direction, have the same size, are positioned on one side of the magnetic pole which is far away from the driving shaft support, and are alternately arranged in magnetic pole polarity; the magnetic pole is arranged on one side of the driven shaft, which is far away from the driven shaft, and the magnetic poles of the magnetic poles are arranged on the other side of the driven shaft, which is far away from the driven shaft, and the magnetic poles of the magnetic poles are alternately arranged; the driving shaft support and the driven shaft support are arranged close to each other in the axial direction, so that the magnet of the closest part of the magnetic rings respectively arranged on the opposite sides of the two supports is in the effective range of the magnetic field action of the magnets, and the magnets form a pulling and pushing magnetic circuit.
2. The magnetic transmission device according to claim 1, wherein a plurality of drive shaft supports and first magnetic rings provided thereon are fixedly provided on the drive shaft, and a plurality of driven shaft supports and second magnetic rings provided thereon are fixedly provided on the driven shaft.
3. The magneto-rheological apparatus of claim 2, wherein the plurality of the magneto-rheological apparatuses is 10 or more than 10 so as to constitute at least 10 layers of pull-push magnetic circuit structures.
4. A magnetic variator according to any one of claims 1 to 3 in which the drive shaft support and the driven shaft support are made of mild steel.
5. An electric system is characterized in that the magnetic speed changing device of claims 1-4 is adopted, the driving shaft is an output shaft of an electric motor, and the driven shaft is a rotating shaft which needs to increase or decrease speed to output rotating power.
6. A power generation system, characterized in that the magnetic speed change device of claims 1-4 is adopted, the driving shaft is a mechanical energy input shaft, and the driven shaft is a generator input shaft.
7. The power generation system of claim 6, wherein the power generation system is a wind power generation system and the drive shaft is a fan impeller shaft.
8. The power generation system of claim 6, wherein the power generation system is a hydro-power generation system and the drive shaft is a turbine shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222857875.6U CN219124085U (en) | 2022-10-28 | 2022-10-28 | Magnetic transformation device, wind power generation system and electric system adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222857875.6U CN219124085U (en) | 2022-10-28 | 2022-10-28 | Magnetic transformation device, wind power generation system and electric system adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219124085U true CN219124085U (en) | 2023-06-02 |
Family
ID=86534991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222857875.6U Active CN219124085U (en) | 2022-10-28 | 2022-10-28 | Magnetic transformation device, wind power generation system and electric system adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219124085U (en) |
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2022
- 2022-10-28 CN CN202222857875.6U patent/CN219124085U/en active Active
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