CN201836337U - Magnetic gear speed shifting mechanism - Google Patents
Magnetic gear speed shifting mechanism Download PDFInfo
- Publication number
- CN201836337U CN201836337U CN2010205706884U CN201020570688U CN201836337U CN 201836337 U CN201836337 U CN 201836337U CN 2010205706884 U CN2010205706884 U CN 2010205706884U CN 201020570688 U CN201020570688 U CN 201020570688U CN 201836337 U CN201836337 U CN 201836337U
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- Prior art keywords
- magnetic gear
- gear train
- magnetic
- train
- magnet case
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Abstract
The utility model discloses a magnetic gear speed shifting mechanism, which comprises a first magnetic gear set and a second magnetic gear set. The first magnetic gear set consists of N magnetic gears which are coaxial, the second magnetic gear set consists of M magnetic gears which are coaxial, the sum of the M and the N is larger than or equal to 3, diameters of the magnetic gears in the first magnetic gear set are identical, diameters of the magnetic gears in the second magnetic gear set are different, a movable magnetizer is at least disposed between the first magnetic gear set and the second magnetic gear set, magnetic lines of force on a certain magnetic gear on the first magnetic gear set are transmitted to a certain magnetic gear in the second magnetic gear set via the movable magnetizers, and one of a shaft A of the first magnetic gear set and a shaft B of the second magnetic gear set is a power input shaft while the other is a power output shaft. The magnetic gear speed shifting mechanism has the advantages that the magnetic gear speed shifting mechanism is simple in structure and low in energy consumption and does not need to be lubricated.
Description
Technical field
The utility model relates to heat energy and power field, particularly a kind of magnetic gear shift.
Background technique
Though mechanic gear mechanism is reliable, mechanism's complexity, it is increasing to utilize the magnetic gear to carry out the research and development of speed change in recent years, but does not nearly all have the mature technique scheme.Advantages such as that the magnetic gear shift has is simple in structure, energy consumption is little, do not need to lubricate in order to improve the speed change transmission efficiency of mechanical fields such as motor, are badly in need of the magnetic gear shift of a kind of reliable performance of invention.
Summary of the invention
In order to address the above problem, the technological scheme that the utility model proposes is as follows:
A kind of magnetic gear shift comprises the first magnetic gear train, and the second magnetic gear train, the described first magnetic gear train are made as by N coaxial setting of magnetic gear and constitute, and the described second magnetic gear train is made as by M coaxial setting of magnetic gear and constitutes, and M adds N's and more than or equal to 3; The diameter of the described magnetic gear in the described first magnetic gear train is made as identical, the diameter of the described magnetic gear in the described second magnetic gear train is made as difference, or the diameter of the described magnetic gear in the described second magnetic gear train is made as identical, the diameter of the described magnetic gear in the described first magnetic gear train is made as difference, or the diameter of the described magnetic gear in the described first magnetic gear train is made as difference, and the diameter of the described magnetic gear in the described second magnetic gear train is made as difference; Between described first magnetic gear train and the described second magnetic gear train, establish a mobile magnet case at least, described mobile magnet case passes to certain described magnetic gear in the second magnetic gear train with the magnetic line of force on certain the described magnetic gear in the first magnetic gear train, and one is made as power input shaft another is made as pto among the axle B of the axle A of the described first magnetic gear train and the described second magnetic gear train.
Series connection is provided with two described mobile magnet cases between described first magnetic gear train and the described second magnetic gear train, establishes fixed magnetizer between two described mobile magnet cases.
Between described first magnetic gear train and described mobile magnet case, establish first shape compensation fixed magnetizer, between described mobile magnet case and the described second magnetic gear train, establish second shape compensation fixed magnetizer.
Between described first magnetic gear train and described mobile magnet case adjacent thereto, establish first shape compensation fixed magnetizer.
Between described second magnetic gear train and described mobile magnet case adjacent thereto, establish second shape compensation fixed magnetizer.
Described mobile magnet case is made as and embeds portable magnet case.
The described first magnetic gear train is arranged in order the formation taper first magnetic gear train according to the size of described magnetic gear diameter.
The described second magnetic gear train is arranged in order the formation taper second magnetic gear train according to the size of described magnetic gear diameter.
The described first magnetic gear train is made as interior magnetic gear train, and the second magnetic gear train is made as outer magnetic gear train, and described outer magnetic gear train suit is arranged in the described interior magnetic gear train.
Described magnetic gear in described first magnetic gear train and the described second magnetic gear train is made as permanent magnetism magnetic gear or is made as electromagnetism magnetic gear.
Principle of the present utility model is in the middle of two magnetic gear trains of being made up of a plurality of magnetic gears respectively transportable mobile magnet case to be set, by control the magnetic field of certain gear in the gear train is conducted to certain the magnetic gear in another magnetic gear train the position of mobile magnet case, because the magnetic pole logarithm difference of these two magnetic gears, so form chronotropic action; Requirement for the caused change in shape of variation of the magnetic gear radius of curvature that satisfies the different magnetic poles logarithm, in the utility model, also be provided with shape compensation fixed magnetizer, so-called shape compensation fixed magnetizer has two effects: the one, and compensation magnetic gear radius of curvature changes the change in shape that causes, the 2nd, make mobile magnet case in moving process, can keep bigger stable magnetic pole corresponding surface, to guarantee enough moments of torsion, shape compensation fixed magnetizer will connect whole length of magnetic gear train.
The so-called fixed magnetizer of the utility model is meant that being in stationary state passes to the magnet case that another moves magnet case with the magnetic field of a mobile magnet case, fixed magnetizer the quantity that has improved velocity ratio is set, for example on the first magnetic gear train X magnetic gear arranged, X magnetic gear also arranged on second magnetic gear train, not establish the number of the velocity ratio in the structure of fixed magnetizer be X only establishing a mobile magnet case, if yet being provided with two mobile magnet cases and fixed magnetizer is set therein, the number of its velocity ratio is X
2Individual; So-called magnet case is meant the magnetic conductor that does not possess permanent magnetism in the utility model, for example the structure of being made by silicon steel plate; So-called embedded mobile magnet case is meant the mobile magnet case that moves that is located between the first magnetic gear train and the second magnetic gear train on the direction perpendicular to the plane that axis constituted of the axis of the first magnetic gear train and the second magnetic gear train.
So-called magnetic gear can be a permanent magnetism magnetic gear in the utility model, also can be electromagnetism magnetic gear, and electromagnetism magnetic gear needs direct current supply at work.
In order to keep the beam transmission in magnetic field effectively in magnet case, magnet case should be established every magnetosphere in the utility model, and described can be certain thickness air layer every magnetosphere, also can be made up of the material of other magnetic property differences.In order to improve magnetic field transmission efficient, also should be provided with between the magnetic gear for the magnetic gear train every magnetosphere, guarantee the magnetic field non-interference of each magnetic gear.
Advantage of the present utility model:
That magnetic gear shift disclosed in the utility model has is simple in structure, energy consumption is little, do not need the advantage of lubricating.
Description of drawings
Fig. 1 is the utility model embodiment 1 a structural representation;
Fig. 2 is the A-A sectional drawing of Fig. 1;
Fig. 3 is the utility model embodiment 2 a structural representation;
Fig. 4 is the utility model embodiment 3 a structural representation;
Fig. 5 is the utility model embodiment 4 a structural representation;
Fig. 6 is the B-B sectional drawing of Fig. 5;
Fig. 7 is the utility model embodiment 5 a structural representation;
Fig. 8 is the C-C sectional drawing of Fig. 7;
Fig. 9 is the utility model embodiment 6 a structural representation;
Figure 10 is the D-D sectional drawing of Fig. 9;
Figure 11 is the utility model embodiment 7 a structural representation;
Figure 12 is the E-E sectional drawing of Figure 11.
Embodiment
Magnetic gear shift as depicted in figs. 1 and 2, comprising that the first magnetic gear train, 1, the second magnetic gear train, 2, the first magnetic gear trains 1 are made as by N coaxial setting of magnetic gear constitutes, the second magnetic gear train 2 is made as by M coaxial setting of magnetic gear and constitutes, and M adds N's and more than or equal to 3; The diameter of the magnetic gear in the first magnetic gear train 1 is made as identical, the diameter of the magnetic gear in the second magnetic gear train 2 is made as difference, or second the diameter of magnetic gear in the magnetic gear train 2 be made as identical, the diameter of the magnetic gear in the first magnetic gear train 1 is made as difference, or first the diameter of magnetic gear in the magnetic gear train 1 be made as difference, the diameter of the magnetic gear in the second magnetic gear train 2 is made as difference; Between the first magnetic gear train 1 and the second magnetic gear train 2, establish a mobile magnet case 3 at least, mobile magnet case 3 passes to certain magnetic gear in the second magnetic gear train 2 with the magnetic line of force on certain the magnetic gear in the first magnetic gear train 1, and one is made as power input shaft another is made as pto among the axle B222 of the axle A111 of the first magnetic gear train 1 and the second magnetic gear train 2.The first magnetic gear train 1 is arranged in order the formation taper first magnetic gear train 101 according to the size of magnetic gear diameter.The second magnetic gear train 2 is arranged in order the formation taper second magnetic gear train 201 according to the size of magnetic gear diameter.Magnetic gear in the first magnetic gear train 1 and the second magnetic gear train 2 is made as permanent magnetism magnetic gear.
Magnetic gear shift as shown in Figure 3, its difference with embodiment 1 is: connecting between the first magnetic gear train 1 and the second magnetic gear train 2 is provided with two mobile magnet cases 3, establishes fixed magnetizer 4 between two mobile magnet cases 3.
Magnetic gear shift as shown in Figure 4, itself and embodiment's 2 difference is: establish first shape compensation fixed magnetizer 401 between the first magnetic gear train 1 and mobile magnet case 3, establish second shape compensation fixed magnetizer 402 between the mobile magnet case 3 and the second magnetic gear train 2.Shape compensation fixed magnetizer has two effects: the one, and compensation magnetic gear radius of curvature changes the change in shape that causes, the 2nd, make mobile magnet case in moving process, can keep bigger stable magnetic pole corresponding surface, to guarantee enough moments of torsion, shape compensation fixed magnetizer will connect whole length of magnetic gear train.
Magnetic gear shift as shown in Figure 5 and Figure 6, itself and embodiment's 2 difference is: establish first shape compensation fixed magnetizer 401 between the first magnetic gear train 1 and mobile magnet case 3 adjacent thereto, establish second shape compensation fixed magnetizer 402 between the second magnetic gear train 2 and mobile magnet case 3 adjacent thereto.
Embodiment 5
Magnetic gear shift as shown in Figure 7 and Figure 8, itself and embodiment's 1 difference is: mobile magnet case 3 is made as and embeds portable magnet case 302.
Embodiment 6
As Fig. 9 and magnetic gear shift shown in Figure 10, itself and embodiment's 1 difference is: magnetic gear train 102, the second magnetic gear trains 2 were made as outer magnetic gear train 202 in the first magnetic gear train 1 was made as, and outer magnetic gear train 202 suits are arranged in the interior magnetic gear train 102.
Embodiment 7
As Figure 11 and magnetic gear shift shown in Figure 12, itself and embodiment's 1 difference is: the magnetic gear in the first magnetic gear train 1 and the second magnetic gear train 2 is made as electromagnetism magnetic gear, near the first magnetic gear train 1, establish the first circuit COMM communication 18, near the second magnetic gear train 2, establish the second circuit COMM communication, the circuit COMM communication is used for conducting or disconnect certain magnetic gear in the magnetic gear train, to form different velocity ratios.
Claims (10)
1. magnetic gear shift, comprise the first magnetic gear train (1), the second magnetic gear train (2), it is characterized in that: the described first magnetic gear train (1) is made as by N coaxial setting of magnetic gear and constitutes, the described second magnetic gear train (2) is made as by M coaxial setting of magnetic gear and constitutes, and M adds N's and more than or equal to 3; The diameter of the described magnetic gear in the described first magnetic gear train (1) is made as identical, the diameter of the described magnetic gear in the described second magnetic gear train (2) is made as difference, or the diameter of the described magnetic gear in the described second magnetic gear train (2) is made as identical, the diameter of the described magnetic gear in the described first magnetic gear train (1) is made as difference, or the diameter of the described magnetic gear in the described first magnetic gear train (1) is made as difference, and the diameter of the described magnetic gear in the described second magnetic gear train (2) is made as difference; Between described first magnetic gear train (1) and the described second magnetic gear train (2), establish a mobile magnet case (3) at least, described mobile magnet case (3) passes to certain described magnetic gear in the second magnetic gear train (2) with the magnetic line of force on certain the described magnetic gear in the first magnetic gear train (1), and one is made as power input shaft another is made as pto among the B (222) of the axle A (111) of the described first magnetic gear train (1) and the described second magnetic gear train (2).
2. magnetic gear shift as claimed in claim 1, it is characterized in that: series connection is provided with two described mobile magnet cases (3) between described first magnetic gear train (1) and the described second magnetic gear train (2), establishes fixed magnetizer (4) between two described mobile magnet cases (3).
3. magnetic gear shift as claimed in claim 1, it is characterized in that: between described first magnetic gear train (1) and described mobile magnet case (3), establish first shape compensation fixed magnetizer (401), between described mobile magnet case (3) and the described second magnetic gear train (2), establish second shape compensation fixed magnetizer (402).
4. magnetic gear shift as claimed in claim 2 is characterized in that: establish first shape compensation fixed magnetizer (401) between described first magnetic gear train (1) and described mobile magnet case adjacent thereto (3).
5. magnetic gear shift as claimed in claim 2 is characterized in that: establish second shape compensation fixed magnetizer (402) between described second magnetic gear train (2) and described mobile magnet case adjacent thereto (3).
6. magnetic gear shift as claimed in claim 1 is characterized in that: described mobile magnet case (3) is made as and embeds portable magnet case (302).
7. magnetic gear shift as claimed in claim 1 is characterized in that: the described first magnetic gear train (1) is arranged in order the formation taper first magnetic gear train (101) according to the size of described magnetic gear diameter.
8. magnetic gear shift as claimed in claim 1 is characterized in that: the described second magnetic gear train (2) is arranged in order the formation taper second magnetic gear train (201) according to the size of described magnetic gear diameter.
9. magnetic gear shift as claimed in claim 1, it is characterized in that: the described first magnetic gear train (1) is made as interior magnetic gear train (102), the second magnetic gear train (2) is made as outer magnetic gear train (202), and described outer magnetic gear train (202) suit is arranged in the described interior magnetic gear train (102).
10. magnetic gear shift as claimed in claim 1 is characterized in that: the described magnetic gear in described first magnetic gear train (1) and the described second magnetic gear train (2) is made as permanent magnetism magnetic gear or is made as electromagnetism magnetic gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205706884U CN201836337U (en) | 2010-10-19 | 2010-10-21 | Magnetic gear speed shifting mechanism |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020567118 | 2010-10-19 | ||
| CN201020567118.X | 2010-10-19 | ||
| CN2010205706884U CN201836337U (en) | 2010-10-19 | 2010-10-21 | Magnetic gear speed shifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836337U true CN201836337U (en) | 2011-05-18 |
Family
ID=44006439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205706884U Expired - Fee Related CN201836337U (en) | 2010-10-19 | 2010-10-21 | Magnetic gear speed shifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836337U (en) |
-
2010
- 2010-10-21 CN CN2010205706884U patent/CN201836337U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20141021 |
|
| EXPY | Termination of patent right or utility model |