CN204190593U - A kind of have the two-way magnetic coupling drawing thrust - Google Patents
A kind of have the two-way magnetic coupling drawing thrust Download PDFInfo
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- CN204190593U CN204190593U CN201420533564.7U CN201420533564U CN204190593U CN 204190593 U CN204190593 U CN 204190593U CN 201420533564 U CN201420533564 U CN 201420533564U CN 204190593 U CN204190593 U CN 204190593U
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Abstract
The utility model relates to and a kind ofly has the two-way magnetic coupling drawing thrust, comprise interior magnet rotor, cage and outer magnet rotor, described interior magnet rotor mainly comprises permanent magnetic material in coupler endobasal-body, coupler, interior magnetism-isolating loop and interior welding ring, in coupler, permanent magnetic material, interior magnetism-isolating loop and interior welding ring are all arranged on coupler endobasal-body, form passive magnetic circuit; Described outer magnet rotor mainly comprises the outer matrix of coupler, coupler outer permanent magnetic material, outer magnetism-isolating loop and extenal fixation ring, coupler outer permanent magnetic material, outer magnetism-isolating loop and extenal fixation ring are arranged on the outer matrix of coupler, form initiatively magnetic circuit, cage is arranged on the gap between outer magnet rotor and interior ceramic tile.Magnetic circuit of the present utility model all replaces compact arranged drawing with N, S at circumferential and axial and pushes away magnetic circuit Theoretical Design, have at circumferential and axial so simultaneously and draw thrust, and when same volume, the force effect of generation wants large many, thus reduces the volume of coupler.
Description
Technical field
The utility model relates to a kind of magnetic drive device, more specifically relates to a kind of two-wayly draw thrust magnetic coupling.
Background technology
At present, known magnetic coupling operation principle all follows the Coulomb's law of magnetic, i.e. two magnets separated by a distance, due to magnetic field induction effect, they are without any need for traditional mechanical means, by the bonding force of magnet, just power can be delivered to another one magnet from a magnet, form a noncontact transmitting torque mechanism.Magnetic coupling is divided into the outer magnet rotor that is connected with prime mover and magnet rotor and separation sleeve three part form in being connected with load.
Along with the extensive utilization of Drive Technology, powerful Drive Technology continues to bring out, and it is also proposed higher requirement to providing powerdriven magnetic coupling.Many manufacturers are in order to realize more powerful magnetic drives, and when designing coupler, volume is also increasing, weight, also in corresponding increase, causes the inertia of moving component large, causes the life-span of support component significantly to be reduced, in actual use, maintenance cost is high, service efficiency is low.In addition, general magnetic coupling mainly provides torsional moment in a direction.
Utility model content
For the problems referred to above, the magnetic coupling that the purpose of this utility model is to provide a kind of small volume, all can provides push-pull effort at axial and circumferential.
The utility model is realized by following technical scheme.
One has two-wayly draws thrust magnetic coupling, comprise interior magnet rotor, cage and outer magnet rotor, described interior magnet rotor mainly comprises permanent magnetic material in coupler endobasal-body, coupler, interior magnetism-isolating loop and interior welding ring, on the cylindrical of described coupler endobasal-body, be set with permanent magnetic material, interior magnetism-isolating loop two and interior welding ring in interior magnetism-isolating loop one, coupler successively, form passive magnetic circuit;
Described outer magnet rotor mainly comprises the outer matrix of coupler, coupler outer permanent magnetic material, outer magnetism-isolating loop and extenal fixation ring, the outer permanent magnetic material of described coupler is arranged in the inner circle of the outer matrix of coupler, the outer matrix of coupler at the outer permanent magnetic material two ends of described coupler is disposed with outer magnetism-isolating loop and extenal fixation ring from inside to outside, forms initiatively magnetic circuit;
Described cage is arranged on the gap between outer magnet rotor and interior magnet rotor; Described outer magnet rotor aligns with the magnetic on interior ceramic tile and arranges, and described outer magnet rotor is identical with the magnetic magnetic pole that arranges that interior ceramic tile aligns between two, on described outer magnet rotor, two adjacent magnetic polarity are contrary, and upper two the adjacent magnetic polarity of described interior ceramic tile are contrary.
Preferred as this technical scheme, described interior magnetism-isolating loop and the outer magnetism-isolating loop magnet ring all for being spliced by N pole, S pole by multiple magnet.
Preferred as this technical scheme, in described coupler permanent magnetic material and the outer permanent magnetic material of coupler be all by multiple magnet by N pole, S pole axially alternately close-packed arrays forms bar shaped and circumference replaces close-packed arrays and forms annular.
Preferred as this technical scheme, is provided with coupler endobasal-body protector in described coupler between permanent magnetic material and coupler endobasal-body.
Preferred as this technical scheme, the excircle of described interior magnet rotor is provided with envelope in coupler.
Preferred as this technical scheme, the inner peripheral surface of described outer magnet rotor is provided with coupler covering.
Beneficial effect: the magnetic circuit of the utility model patent is arranged and is that circumference replaces compact arranged drawing with N, S and pushes away magnetic circuit Theoretical Design, axially also replace compact arranged drawing with N, S and push away magnetic circuit Theoretical Design, such design has at circumferential and axial simultaneously draws thrust, draw and push away magnetic circuit Combination Design than disperseing magnetic Circuit Design when same volume, the force effect produced wants large many, thus significantly can reduce the volume of coupler.
accompanying drawing illustrates:
Fig. 1 is the structural representation of the present embodiment.
Fig. 2 is the magnetic circuit cutaway view of the present embodiment.
Fig. 3 is the magnetic circuit force analysis figure of the present embodiment.
embodiment:
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail, but the protection range of utility model not limit by embodiment.
See Fig. 1, a kind of have the two-way magnetic coupling drawing thrust, comprises outer magnet rotor, cage and interior magnet rotor.Interior magnet rotor mainly comprises permanent magnetic material in coupler endobasal-body, coupler, interior magnetism-isolating loop and interior welding ring.The cylindrical of coupler endobasal-body circumferentially offers annular groove, annular groove is set with magnetism-isolating loop one in, (following left and right description is all standard with Fig. 1 the right side coupler endobasal-body of interior magnetism-isolating loop one to be set with coupler endobasal-body protector, be not limited to the restriction to the utility model structure), coupler endobasal-body protector is provided with permanent magnetic material in coupler, and in coupler, the external diameter of permanent magnetic material is identical with the external diameter size of coupler endobasal-body.In coupler the left side of permanent magnetic material and coupler endobasal-body protector coupler endobasal-body groove on, be set with interior magnetism-isolating loop two and interior welding ring from right to left successively, and interior magnetism-isolating loop 2 is identical with the external diameter of coupler endobasal-body with the external diameter of interior welding ring.The cylindrical of interior ceramic tile is set with envelope in a coupler, thus to coupler endobasal-body and on parts be fixed.In coupler, permanent magnetic material is then the magnet ring be spliced according to the extremely alternate tight arrangement of N pole, S by magnet, magnetic adjacent between two on the contrary intermediate polarity.
Outer magnet rotor mainly comprises the outer matrix of coupler, coupler outer permanent magnetic material, outer magnetism-isolating loop and extenal fixation ring.The inner circle of the outer matrix of coupler circumferentially offers annular groove, and annular groove is set with extenal fixation ring one, outer magnetism-isolating loop one, coupler outer permanent magnetic material, outer magnetism-isolating loop two and extenal fixation ring two from right to left successively.The inner circle of outer magnet rotor adds a coupler covering, the parts on the outer matrix of coupler are reinforced.The outer permanent magnetic material of coupler is the magnet ring be spliced according to the extremely alternate tight arrangement of N pole, S by magnet, magnetic adjacent between two on the contrary intermediate polarity.Magnetic on interior magnet rotor and outer magnet rotor all circumferentially with is axially extremely evenly arranged with N pole, S, and the magnetic pole of magnetic adjacent is between two contrary, sees Fig. 2.Gap between interior magnet rotor and outer magnet rotor is provided with a cage.
See Fig. 3, when outer magnet rotor do rotate or translation motion time, interior magnet rotor also starts action with load with the relative displacement of a change, the generation of reason displacement, produce tensile force f 1 and thrust F2, wherein tensile force f 1 can be decomposed into axial force F 3 and radial load F5, and thrust F2 can be decomposed into axial force F 4 and radial load F6 simultaneously, obvious axial force F 3 and the vector superposed enhancing of axial force F 4, and radial load F5 and F6 can superpose and weakens.
Claims (6)
1. one kind has and two-wayly draws thrust magnetic coupling, it is characterized in that: comprise interior magnet rotor, cage and outer magnet rotor, described interior magnet rotor mainly comprises permanent magnetic material in coupler endobasal-body, coupler, interior magnetism-isolating loop and interior welding ring, on the cylindrical of described coupler endobasal-body, be set with permanent magnetic material, interior magnetism-isolating loop two and interior welding ring in interior magnetism-isolating loop one, coupler successively, form passive magnetic circuit;
Described outer magnet rotor mainly comprises the outer matrix of coupler, coupler outer permanent magnetic material, outer magnetism-isolating loop and extenal fixation ring, the outer permanent magnetic material of described coupler is arranged in the inner circle of the outer matrix of coupler, the outer matrix of coupler at the outer permanent magnetic material two ends of described coupler is disposed with outer magnetism-isolating loop and extenal fixation ring from inside to outside, forms initiatively magnetic circuit;
Described cage is arranged on the gap between outer magnet rotor and interior magnet rotor; Described outer magnet rotor aligns with the magnetic on interior ceramic tile and arranges, and described outer magnet rotor is identical with the magnetic magnetic pole that arranges that interior ceramic tile aligns between two, on described outer magnet rotor, two adjacent magnetic polarity are contrary, and upper two the adjacent magnetic polarity of described interior ceramic tile are contrary.
2. one according to claim 1 has and two-wayly draws thrust magnetic coupling, it is characterized in that: described interior magnet rotor and outer magnet rotor are all for being replaced the magnet ring of close-packed arrays by N pole, S pole by multiple magnet.
3. one according to claim 1 has and two-wayly draws thrust magnetic coupling, it is characterized in that: in described coupler permanent magnetic material and the outer permanent magnetic material of coupler be all by multiple magnet by N pole, S pole axially alternately close-packed arrays forms bar shaped and circumference replaces close-packed arrays and forms annular.
4. one according to claim 1 has and two-wayly draws thrust magnetic coupling, it is characterized in that: in described coupler, permanent magnetic material is established and be provided with coupler endobasal-body protector between coupler endobasal-body.
5. one according to claim 1 has and two-wayly draws thrust magnetic coupling, it is characterized in that: the excircle of described interior magnet rotor is provided with envelope in coupler.
6. one according to claim 1 has and two-wayly draws thrust magnetic coupling, it is characterized in that: the inner peripheral surface of described outer magnet rotor is provided with coupler covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533564.7U CN204190593U (en) | 2014-09-17 | 2014-09-17 | A kind of have the two-way magnetic coupling drawing thrust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533564.7U CN204190593U (en) | 2014-09-17 | 2014-09-17 | A kind of have the two-way magnetic coupling drawing thrust |
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| Publication Number | Publication Date |
|---|---|
| CN204190593U true CN204190593U (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420533564.7U Active CN204190593U (en) | 2014-09-17 | 2014-09-17 | A kind of have the two-way magnetic coupling drawing thrust |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218773A (en) * | 2014-09-17 | 2014-12-17 | 江苏建安泵业制造有限公司 | Magnetic coupler with bidirectional push-and-pull force |
| CN105680669A (en) * | 2016-04-12 | 2016-06-15 | 吉首大学 | Sleeved cylindrical differential magnetic shaft coupling |
| CN105833779A (en) * | 2016-04-12 | 2016-08-10 | 吉首大学 | A magnetic force differential stirring pump |
-
2014
- 2014-09-17 CN CN201420533564.7U patent/CN204190593U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218773A (en) * | 2014-09-17 | 2014-12-17 | 江苏建安泵业制造有限公司 | Magnetic coupler with bidirectional push-and-pull force |
| CN105680669A (en) * | 2016-04-12 | 2016-06-15 | 吉首大学 | Sleeved cylindrical differential magnetic shaft coupling |
| CN105833779A (en) * | 2016-04-12 | 2016-08-10 | 吉首大学 | A magnetic force differential stirring pump |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |