CN211603527U - Enhancement mode sine wave form magnetic ring - Google Patents
Enhancement mode sine wave form magnetic ring Download PDFInfo
- Publication number
- CN211603527U CN211603527U CN201922472431.9U CN201922472431U CN211603527U CN 211603527 U CN211603527 U CN 211603527U CN 201922472431 U CN201922472431 U CN 201922472431U CN 211603527 U CN211603527 U CN 211603527U
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- magnetic
- magnetic pole
- pole area
- magnetic ring
- ring body
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Abstract
The utility model relates to an enhancement mode sine wave form magnetic ring technical field just discloses an enhancement mode sine wave form magnetic ring, including the magnetic ring body, the magnetic ring body is provided with first magnetic pole district and second magnetic pole district, and first magnetic pole district and second magnetic pole district separate with the zero line mutually, it has the same first magnetic pole of a plurality of magnetic pole directions to distribute on the first magnetic pole district, first magnetic pole widens gradually from zero-bit line to first magnetic pole district peak of wave point, and the distance between first magnetic pole district inner wall and the magnetic ring body hole reduces to first magnetic pole district symmetry center line gradually. The enhanced sine-wave magnetic ring is characterized in that two magnetic pole areas are adopted on a magnetic pole body, each magnetic pole area is formed by combining a plurality of magnetic poles in the same direction, the distribution directions of the magnetic poles on the first magnetic pole area and the second magnetic pole area are opposite, the widths of the magnetic poles from a zero line to the central line of the magnetic pole areas are gradually increased, an inner hole is gradually thickened from the center of a magnetic field to the boundary of the magnetic poles, the magnetic field is ensured to be gradually weakened, and the waveform of the magnetic field of the outer diameter of a product.
Description
Technical Field
The utility model relates to an enhancement mode sine wave form magnetic ring technical field specifically is an enhancement mode sine wave form magnetic ring.
Background
The Hall sensing magnetic ring is mostly a ferrite magnetic ring with the same polarity, the ferrite magnetic ring has stable magnetism and distinct magnetic pole, and provides a stable magnetic pole signal for a Hall sensing element, so that the Hall sensing magnetic ring is very common in the aspect of speed measurement. The brushless motor has two types of axial multi-pole magnetic rings and radial multi-pole magnetic rings according to different requirements, and the surface magnetism of the magnetic rings is about 1000GS generally, so that the magnetism is not too strong or weak, a signal can be provided for a Hall sensing element, and the normal work of the magnetic rings of the motor can not be influenced. However, due to different industries, the product terminology is also different, and there are hall induction magnetic rings, multi-pole induction magnetic rings, hall induction magnetic poles, radial induction magnetic rings, radial multi-pole magnetic rings, etc., but after understanding the use condition of the product, most of them can be determined to be the hall induction magnetic rings, and the like radial multi-pole hall induction magnetic rings have low price and stable magnetism and are widely applied to products such as brushless motors, stepping speed reduction motors, etc.
When the magnetic ring which is common in the current market is used, the effect is poor when the magnetic ring is used due to the fact that the magnetism is weak, and various using requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an enhancement mode sine wave form magnetic ring possesses the advantage that reinforcing magnetic ring magnetism satisfied multiple user demand, has solved the common magnetic ring in existing market, when using, because magnetism is less strong, leads to the magnetic ring when using, and the effect is relatively poor, can't satisfy the problem of various user demands.
(II) technical scheme
For the purpose that realizes above-mentioned this enhancement mode sine wave form magnetic ring and improve work efficiency, the utility model provides a following technical scheme: an enhanced sine wave-shaped magnetic ring comprises a magnetic ring body, wherein the magnetic ring body is provided with a first magnetic pole area and a second magnetic pole area, the first magnetic pole area and the second magnetic pole area are separated by a zero line, a plurality of first magnetic poles with the same magnetic pole direction are distributed on the first magnetic pole area, the first magnetic poles gradually widen from the zero line to the peak point of the first magnetic pole area, the distance between the inner wall of the first magnetic pole area and the inner hole of the magnetic ring body gradually decreases towards the symmetrical center line of the first magnetic pole area, a plurality of second magnetic poles with the same magnetic pole direction are distributed on the second magnetic pole area, the second magnetic poles gradually widen from the zero line to the symmetrical center line of the second magnetic pole area, the distance between the inner wall of the second magnetic pole area and the inner hole of the magnetic ring body gradually decreases towards the symmetrical center line of the second magnetic pole area, and the magnetic directions.
Preferably, the outer ring and the inner hole of the magnetic ring body are both circular, the outer side of the first magnetic pole area is formed by combining and distributing a plurality of first magnetic poles into a semicircle, and the outer side of the second magnetic pole area is formed by combining and distributing a plurality of second magnetic poles into a semicircle.
Preferably, the magnetic ring body is provided with fixing pieces outside the first magnetic pole area and the second magnetic pole area, and the fixing pieces are symmetrically distributed.
Preferably, the first magnetic pole area and the second magnetic pole area are combined and distributed in an oval shape on one side close to the inner hole of the magnetic ring body.
(III) advantageous effects
Compared with the prior art, the utility model provides an enhancement mode sine wave form magnetic ring possesses following beneficial effect: the enhanced sine-wave magnetic ring is characterized in that two magnetic pole areas are adopted on a magnetic pole body, each magnetic pole area is formed by combining a plurality of magnetic poles in the same direction, the distribution directions of the magnetic poles on the first magnetic pole area and the second magnetic pole area are opposite, the widths of the magnetic poles from a zero line to the central line of the magnetic pole areas are gradually increased, an inner hole is gradually thickened from the center of a magnetic field to the boundary of the magnetic poles, the magnetic field is ensured to be gradually weakened, and the waveform of the magnetic field of the outer diameter of a product.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a magnetic ring body; 2. a first magnetic pole region; 3. a second magnetic pole region; 4. a first magnetic pole; 5. a second magnetic pole; 6. and a fixing member.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the magnetic ring comprises a magnetic ring body 1, the magnetic ring body 1 is provided with a first magnetic pole area 2 and a second magnetic pole area 3, the first magnetic pole area 2 and the second magnetic pole area 3 are separated by a zero line, a plurality of first magnetic poles 4 with the same magnetic pole direction are distributed on the first magnetic pole area 2, the outer ring and the inner hole of the magnetic ring body 1 are both circular, the outer side of the first magnetic pole area 2 is combined and distributed into a semicircle by the plurality of first magnetic poles 4, the outer side of the second magnetic pole area 3 is combined and distributed into a semicircle by the plurality of second magnetic poles 5, the enhanced sine wave magnetic ring is formed by adopting two magnetic pole areas on the magnetic pole body 1, the magnetic pole areas are combined by the plurality of magnetic poles with the same direction, the magnetic pole distribution directions on the first magnetic pole area 2 and the second magnetic pole area 3 are opposite, the magnetic poles gradually increase in width from the zero line to the center line of the magnetic pole, in addition, the waveform of the magnetic field of the outer diameter of the product is ensured to be sinusoidal, the more the number of the magnetic poles is, the more the waveform resolution is obvious, the fixing pieces 6 are arranged on the outer sides of the first magnetic pole area 2 and the second magnetic pole area 3 of the magnetic ring body 1, the fixing pieces 6 are symmetrically distributed, the first magnetic pole area 2, the second magnetic pole area 3 and the magnetic ring body 1 are integrally formed, the use stability is ensured, the first magnetic pole area 2 and the second magnetic pole area 3 are combined and distributed to be elliptical on one side close to the inner hole of the magnetic ring body 1, the magnetism is uniformly changed, the enhanced sinusoidal curve is favorably formed, the waveform is smoother, the gradual change is enlarged, the first magnetic pole 4 is gradually widened from a zero line to the wave peak point of the first magnetic pole area 2, the distance between the inner wall of the first magnetic pole area 2 and the inner hole of the magnetic ring body 1 is gradually reduced to the symmetrical central line of, the second magnetic pole 5 gradually widens from the zero-position line to the symmetrical center line of the second magnetic pole area 3, the distance between the inner wall of the second magnetic pole area 3 and the inner hole of the magnetic ring body 1 gradually decreases towards the symmetrical center line of the second magnetic pole area 3, and the magnetic directions of the first magnetic pole 4 and the second magnetic pole 5 are opposite.
In conclusion, the enhanced sine-wave-shaped magnetic ring has the advantages that the magnetism of the magnetic ring is enhanced to meet various use requirements, the problems that the effect of the magnetic ring is poor when the magnetic ring is used and various use requirements cannot be met due to the fact that the magnetism of the magnetic ring is weak when the magnetic ring is used in the existing magnetic ring in the market are solved, and the use requirements of people are further met.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an enhancement mode sine wave form magnetic ring, includes magnetic ring body (1), its characterized in that: the magnetic ring comprises a magnetic ring body (1), wherein the magnetic ring body (1) is provided with a first magnetic pole area (2) and a second magnetic pole area (3), the first magnetic pole area (2) and the second magnetic pole area (3) are separated by a zero line, a plurality of first magnetic poles (4) with the same magnetic pole direction are distributed on the first magnetic pole area (2), the first magnetic poles (4) gradually become wider from the zero line to the wave peak point of the first magnetic pole area (2), the distance between the inner wall of the first magnetic pole area (2) and the inner hole of the magnetic ring body (1) gradually decreases to the symmetrical central line of the first magnetic pole area (2), a plurality of second magnetic poles (5) with the same magnetic pole direction are distributed on the second magnetic pole area (3), the distance between the inner wall of the second magnetic pole area (3) and the inner hole of the magnetic ring body (1) gradually decreases to the symmetrical central line of the second magnetic pole area (3), the first magnetic pole (4) and the second magnetic pole (5) are opposite in magnetic direction.
2. An enhanced sine wave magnetic ring as claimed in claim 1, wherein: the outer ring and the inner hole of the magnetic ring body (1) are circular, the outer side of the first magnetic pole area (2) is formed by a plurality of first magnetic poles (4) in a combined distribution mode and is semicircular, and the outer side of the second magnetic pole area (3) is formed by a plurality of second magnetic poles (5) in a combined distribution mode and is semicircular.
3. An enhanced sine wave magnetic ring as claimed in claim 1, wherein: the magnetic ring body (1) is provided with fixing pieces (6) on the outer sides of the first magnetic pole area (2) and the second magnetic pole area (3), and the fixing pieces (6) are symmetrically distributed.
4. An enhanced sine wave magnetic ring as claimed in claim 1, wherein: the first magnetic pole area (2) and the second magnetic pole area (3) are combined and distributed in an oval shape on one side close to the inner hole of the magnetic ring body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472431.9U CN211603527U (en) | 2019-12-31 | 2019-12-31 | Enhancement mode sine wave form magnetic ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472431.9U CN211603527U (en) | 2019-12-31 | 2019-12-31 | Enhancement mode sine wave form magnetic ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211603527U true CN211603527U (en) | 2020-09-29 |
Family
ID=72598913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922472431.9U Expired - Fee Related CN211603527U (en) | 2019-12-31 | 2019-12-31 | Enhancement mode sine wave form magnetic ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211603527U (en) |
-
2019
- 2019-12-31 CN CN201922472431.9U patent/CN211603527U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200929 Termination date: 20211231 |