CN107612280A - A kind of magnetic coupling - Google Patents
A kind of magnetic coupling Download PDFInfo
- Publication number
- CN107612280A CN107612280A CN201710863371.6A CN201710863371A CN107612280A CN 107612280 A CN107612280 A CN 107612280A CN 201710863371 A CN201710863371 A CN 201710863371A CN 107612280 A CN107612280 A CN 107612280A
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- China
- Prior art keywords
- rotor
- interior
- magnetic coupling
- spacing collar
- permanent magnet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 27
- 238000010168 coupling process Methods 0.000 title claims abstract description 27
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 27
- 238000002955 isolation Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 125000006850 spacer group Chemical group 0.000 claims abstract description 5
- 230000005389 magnetism Effects 0.000 claims description 22
- 230000002787 reinforcement Effects 0.000 claims description 4
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of magnetic coupling, the Double-layered isolation casing is arranged to vacuum type Double-layered isolation casing, go for the relatively low occasion of pressure, when there is one broken invalid occur in interior outer separator, another spacer still plays a part of sealing, prevent the medium that magnetic drive pump conveys from leakage phenomenon occur, guiding gutter is provided with the surface of the outer separator and inner spacing collar, the guiding gutter is evenly distributed on the outer surface of outer separator and inner spacing collar, cavitation caused by heat possibility caused by separation sleeve can be reduced, extend it and use duration, the advantages of magnetic coupling has resistance to elevated temperatures height and usage time not, with wide market prospects.
Description
Technical field
The present invention relates to magnetic coupling field, more particularly to a kind of magnetic coupling.
Background technology
Magnetic coupling belongs to inner magnetic structure, Magnetic drive efficiency high, thus is preferentially selected in magnetic drive pump.According to work
The difference of principle, magnetic coupling have point of synchronous mode magnetic coupling and asynchronous system magnetic coupling, asynchronous system magnetic force connection again
Axle device work consumption is larger, is mainly used in transmitting high-temperature medium, prevents that temperature of rotor is too high, more than the curie point of permanent magnet on rotor,
Permanent magnet is caused to demagnetize and fail.
CN201620513482.5 discloses a kind of magnetic coupling, and interior p-m rotor and outer p-m rotor will not adsorb
Together, while the axiality of two p-m rotors is ensure that, makes it steady reliable during revolution at a high speed, and its structure is tight
Gather, be easy for installation, lighter in weight, operating steadily that reliable but not high there is resistance to elevated temperatures and usage time is not long asks
Topic.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of magnetic coupling, caused resistance in the prior art to solve
High-temperature behavior is not high and the problem of usage time is not long.
To achieve the above object, the present invention provides following technical scheme:A kind of magnetic coupling, the magnetic coupling
Including interior p-m rotor, outer p-m rotor and Double-layered isolation casing, the interior p-m rotor includes interior permanent magnet and inner barrel, described
Inner barrel includes fixed block, interior permanent magnetism body disc and interior permanent magnetism body disc carrier, and the fixed block is arranged on Double-layered isolation casing, described
Interior permanent magnetism body disc carrier is fixed on fixed block both sides, and the interior permanent magnetism body disc is arranged on interior permanent magnetism body disc carrier, it is described in forever
The number of magnet is two, and the interior permanent magnet is arranged on interior permanent magnetism body disc, and the outer p-m rotor is arranged on interior permanent magnetism and turned
The outside of son, the outer p-m rotor include outer permanent magnet and outer cylinder body, and the number of the outer permanent magnet is also two, described outer
Permanent magnet is arranged on the both sides up and down of outer cylinder body, and the interior permanent magnet and outer permanent magnet pole are mutually matched, the double-deck isolation
It is set between interior p-m rotor and outer p-m rotor, between the Double-layered isolation casing, interior p-m rotor and outer p-m rotor
It is provided with gap.
Preferably, the Double-layered isolation casing is arranged to vacuum type Double-layered isolation casing.
Preferably, the vacuum type Double-layered isolation casing includes outer separator, inner spacing collar and sealing, and the outer separator is arranged on interior
The outside of spacer, the outer separator and inner spacing collar are fixedly connected with sealing respectively, are provided between the outer separator and inner spacing collar
Vacuum layer.
Preferably, guiding gutter is provided with the surface of the outer separator and inner spacing collar, the guiding gutter is evenly distributed in
On the outer surface of outer separator and inner spacing collar.
Preferably, the outer separator connection sealing part is provided with reinforcement.
Beneficial effect using above technical scheme is:Structure of the present invention provides a kind of magnetic coupling, the bilayer
Separation sleeve is arranged to vacuum type Double-layered isolation casing, goes for the relatively low occasion of pressure, when there is an appearance in interior outer separator
During broken invalid, another spacer still plays a part of sealing, prevents the medium that magnetic drive pump conveys from leakage phenomenon occur, described
Guiding gutter is provided with the surface of outer separator and inner spacing collar, the guiding gutter is evenly distributed in the appearance of outer separator and inner spacing collar
On face, it is possible to reduce cavitation caused by heat caused by separation sleeve is possible, extend it and use duration, magnetic coupling tool
The advantages of having resistance to elevated temperatures height and usage time not, there are wide market prospects.
Brief description of the drawings
Fig. 1 is a kind of structural representation of magnetic coupling of the present invention.
Fig. 2 is the structural representation of vacuum type Double-layered isolation casing.
Wherein, the outer p-m rotor of p-m rotor, 2- in 1-, 3- vacuum types Double-layered isolation casing, permanent magnet, 5- are fixed in 4-
Permanent magnetism body disc in block, 6-, the outer permanent magnet of permanent magnetism body disc carrier, 8- in 7-, 9- outer cylinder bodies, 10- gaps, 11- outer separators, in 12-
Spacer, 13- sealings, 14- vacuum layers, 15- guiding gutters, 16- reinforcements.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Fig. 1 shows the embodiment of the present invention:A kind of magnetic coupling, the magnetic coupling turn including interior permanent magnetism
Son 1, outer p-m rotor 2 and Double-layered isolation casing 3, the interior p-m rotor 1 include interior permanent magnet 4 and inner barrel, the inner barrel
It is arranged on including fixed block 5, interior permanent magnetism body disc 6 and interior permanent magnetism body disc carrier 7, the fixed block 5 on Double-layered isolation casing, it is described interior
Permanent magnetism body disc carrier 7 is fixed on the both sides of fixed block 5, and the interior permanent magnetism body disc 6 is arranged on interior permanent magnetism body disc carrier 7, described interior
The number of permanent magnet 4 is two, and the interior permanent magnet 4 is arranged on interior permanent magnetism body disc 6, and the outer p-m rotor 2 is arranged on interior
The outside of p-m rotor 1, the outer p-m rotor 2 include outer permanent magnet 8 and outer cylinder body 9, and the number of the outer permanent magnet 8 is also
Two, the outer permanent magnet 8 is arranged on the both sides up and down of outer cylinder body 9, the interior permanent magnet 4 and mutual of the magnetic pole of outer permanent magnet 8
Match somebody with somebody, the Double-layered isolation casing is arranged between interior p-m rotor 1 and outer p-m rotor 2, the Double-layered isolation casing, interior p-m rotor
Gap 10 is provided between 1 and outer p-m rotor 2.
In addition, as shown in Fig. 2 the Double-layered isolation casing is arranged to vacuum type Double-layered isolation casing 3, the vacuum type bilayer every
Include outer separator 11, inner spacing collar 12 and sealing 13, the outer separator 11 from set 3 and be arranged on the outside of inner spacing collar 12, it is described it is outer every
Set 11 and inner spacing collar 12 are fixedly connected with sealing 13 respectively, and vacuum layer 14 is provided between the outer separator 11 and inner spacing collar 12,
Guiding gutter 15 is provided with the surface of the outer separator 11 and inner spacing collar 12, the guiding gutter 15 is evenly distributed in outer separator 11
On the outer surface of inner spacing collar 12, reinforcement 16 is provided with the connection of outer separator 11 sealing 13.
Based on above-mentioned, the invention provides a kind of magnetic coupling, the Double-layered isolation casing be arranged to vacuum type bilayer every
From set, go for the relatively low occasion of pressure, when there is one broken invalid occur in interior outer separator, another spacer is still
Play a part of sealing, prevent the medium that magnetic drive pump conveys from leakage phenomenon occur, set on the surface of the outer separator and inner spacing collar
Guiding gutter is equipped with, the guiding gutter is evenly distributed on the outer surface of outer separator and inner spacing collar, it is possible to reduce separation sleeve produces
Heat may caused by cavitation, extend it and use duration, the magnetic coupling has resistance to elevated temperatures high and use
Time not the advantages of, there are wide market prospects.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (5)
1. a kind of magnetic coupling, it is characterised in that the magnetic coupling includes interior p-m rotor, outer p-m rotor and bilayer
Separation sleeve, the interior p-m rotor include interior permanent magnet and inner barrel, and the inner barrel includes fixed block, interior permanent magnetism body disc and interior
Permanent magnetism body disc carrier, the fixed block are arranged on Double-layered isolation casing, and the interior permanent magnetism body disc carrier is fixed on fixed block both sides,
The interior permanent magnetism body disc is arranged on interior permanent magnetism body disc carrier, and the number of the interior permanent magnet is two, and the interior permanent magnet is set
Put on interior permanent magnetism body disc, the outer p-m rotor is arranged on the outside of interior p-m rotor, and the outer p-m rotor is included outside forever
Magnet and outer cylinder body, the number of the outer permanent magnet is also two, and the outer permanent magnet is arranged on the both sides up and down of outer cylinder body, institute
State interior permanent magnet and outer permanent magnet pole be mutually matched, the Double-layered isolation casing be arranged on interior p-m rotor and outer p-m rotor it
Between, it is provided with gap between the Double-layered isolation casing, interior p-m rotor and outer p-m rotor.
2. a kind of magnetic coupling according to claim 1, it is characterised in that the Double-layered isolation casing is arranged to vacuum type
Double-layered isolation casing.
3. a kind of magnetic coupling according to claim 2, it is characterised in that the vacuum type Double-layered isolation casing includes outer
Spacer, inner spacing collar and sealing, the outer separator are arranged on the outside of inner spacing collar, and the outer separator and inner spacing collar are respectively with sealing admittedly
Fixed connection, vacuum layer is provided between the outer separator and inner spacing collar.
4. a kind of magnetic coupling according to claim 3, it is characterised in that on the surface of the outer separator and inner spacing collar
Guiding gutter is provided with, the guiding gutter is evenly distributed on the outer surface of outer separator and inner spacing collar.
5. a kind of magnetic coupling according to claim 2, it is characterised in that the outer separator connection sealing part is provided with
Reinforcement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710863371.6A CN107612280A (en) | 2017-09-22 | 2017-09-22 | A kind of magnetic coupling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710863371.6A CN107612280A (en) | 2017-09-22 | 2017-09-22 | A kind of magnetic coupling |
Publications (1)
Publication Number | Publication Date |
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CN107612280A true CN107612280A (en) | 2018-01-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710863371.6A Pending CN107612280A (en) | 2017-09-22 | 2017-09-22 | A kind of magnetic coupling |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110115522A (en) * | 2018-02-06 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | Magnetic drives disk, Magnetic drive component, toolbox and food cooking machine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2389245Y (en) * | 1999-09-20 | 2000-07-26 | 毛义庆 | Cylinder shape constructional element |
CN201013641Y (en) * | 2006-10-20 | 2008-01-30 | 蔡国华 | Magnetic force centrifugal pump separation sleeve |
CN102201725A (en) * | 2011-04-01 | 2011-09-28 | 江苏大学 | Magnetic coupling capable of preventing damages to spacer sleeve from causing leakage of medium |
US20150260191A1 (en) * | 2014-03-11 | 2015-09-17 | Peopleflo Manufacturing, Inc. | Rotary device having a radial magnetic coupling |
CN207490735U (en) * | 2017-09-22 | 2018-06-12 | 镇江颀龙科技有限公司 | A kind of magnetic coupling |
-
2017
- 2017-09-22 CN CN201710863371.6A patent/CN107612280A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2389245Y (en) * | 1999-09-20 | 2000-07-26 | 毛义庆 | Cylinder shape constructional element |
CN201013641Y (en) * | 2006-10-20 | 2008-01-30 | 蔡国华 | Magnetic force centrifugal pump separation sleeve |
CN102201725A (en) * | 2011-04-01 | 2011-09-28 | 江苏大学 | Magnetic coupling capable of preventing damages to spacer sleeve from causing leakage of medium |
US20150260191A1 (en) * | 2014-03-11 | 2015-09-17 | Peopleflo Manufacturing, Inc. | Rotary device having a radial magnetic coupling |
CN207490735U (en) * | 2017-09-22 | 2018-06-12 | 镇江颀龙科技有限公司 | A kind of magnetic coupling |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110115522A (en) * | 2018-02-06 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | Magnetic drives disk, Magnetic drive component, toolbox and food cooking machine |
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