CN206547047U - Explosion-proof low noise type magnetic coupling - Google Patents
Explosion-proof low noise type magnetic coupling Download PDFInfo
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- CN206547047U CN206547047U CN201720251967.6U CN201720251967U CN206547047U CN 206547047 U CN206547047 U CN 206547047U CN 201720251967 U CN201720251967 U CN 201720251967U CN 206547047 U CN206547047 U CN 206547047U
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- 230000008878 coupling Effects 0.000 title claims abstract description 21
- 238000010168 coupling process Methods 0.000 title claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 70
- 239000010959 steel Substances 0.000 claims abstract description 70
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 239000002360 explosive Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model is related to permanent-magnet eddy current drive technology field, more particularly to a kind of explosion-proof low noise type magnetic coupling, it is characterized in that, including drive hubs, it is the integral structure of sleeve body, steel disk body and the part of cylindrical body three composition, the inner side connection conductor disc one of steel disk body；After cylindrical body is connected with load end steel disk, a hemi-closure space is formed between steel disk body and load end steel disk；Conductor disc two is connected with the inside of load end steel disk；Wheel hub is loaded, thereon including flange and sleeve；After drive hubs are combined with load wheel hub, magnet rotor disk is placed in hemi-closure space.The outside of steel disk body and load end steel disk is provided with Jing Yin annulus.The Jing Yin annulus section is arc or wide outside and narrow inside trapezoidal.Its sleeve body, steel disk body and cylindrical body can also be combined connecting structure, compared with prior art, the utility model has the advantages that：1）Explosion-proof performance is good；2）Radiating and excellent noise reduction effect；3）The water pump and fans load of supporting all size model.
Description
Technical field
The utility model is related to permanent-magnet eddy current drive technology field, more particularly to a kind of explosion-proof low noise type magnetic coupling
Device.
Background technology
Permanent-magnet eddy current drive technology is a kind of realized by conductor and permanent magnet between motor and load without mechanical connection
Under moment of torsion transmission scheme, when conductor is moved in the magnetic field of permanent magnet, vortex will be produced in conductor, is vortexed the magnetic field produced
With the magnetic field interaction of permanent magnet, the transmission of moment of torsion is formed.The technology main feature has：1st, energy-saving effect；2nd, allow to have compared with
The big installation error of centralization（Maximum can be 5mm）, installation and debugging process can be simplified；3rd, the startup ability of motor is improved, punching is reduced
Hit and vibrate；4th, service life is long, and can in extension system parts service life；5th, it is environment-friendly, it is humorous that electromagnetism is not produced
Ripple.Permanent-magnet eddy current drive technology is used widely due to above-mentioned advantage in the motor transmission of all trades and professions.
The Chinese patent of Application No. 2015209021625 is disclosed a kind of " permanent-magnet eddy current flexible magnetic force magnetic pump ", including pump
Head, pump case, inlet tube, outlet and motor, pump head shaft are connected with motor output shaft by attachment means, the attachment means
For permanent-magnet eddy current flexible gearing, the input of permanent-magnet eddy current flexible gearing is connected with motor output shaft by key,
The output end of permanent-magnet eddy current flexible gearing is connected with pump head shaft by locking plate.Its permanent-magnet eddy current flexible gearing
Including drive hubs, closing disk, p-m rotor and driven wheel hub, the drive hubs connect and compose conductor rotor, two panels with closing disk
Conductor is parallel and position is relative on the inner surface of drive hubs and closing disk；The p-m rotor and conductor rotor are coaxial and set
Between two panels conductor in conductor rotor, p-m rotor is connected provided with some blocks of magnet steel, p-m rotor with driven wheel hub.
Its weak point is that do not have explosion-proof performance, is unfavorable for the safety in production of inflammable and explosive occasion.Other pump housing vibration noise is larger,
During using pin coupler, the lower noise of 50Hz operatings is still up to 118.98dB, it is desirable to reduce as far as possible.
The content of the invention
The utility model provides a kind of explosion-proof low noise type magnetic coupling, using semiclosed desk permanent-magnet eddy
Structure, improves explosion-proof performance, it is ensured that the production safety of inflammable and explosive occasion；Simultaneously to being also easy to produce windage and noise on coupler
Structure is optimized, and on the premise of moment of torsion transmission is ensured, reduces load operation noise；The magnetic coupling can be with water pump, wind
A variety of integrated matchings of load such as machine, realize the purpose of energy-saving and noise-reducing.
To achieve these goals, the technical solution of the utility model is such：
The explosion-proof low noise type magnetic coupling of the utility model scheme one, including：
Drive hubs, it includes the integral structure of sleeve body, steel disk body and the part of cylindrical body three composition, the steel disk
The inner side connection conductor disc one of body；After the cylindrical body is connected with load end steel disk, between steel disk body and load end steel disk
Form the hemi-closure space to axis direction opening；Conductor disc two is connected with the inside of the load end steel disk；
Wheel hub is loaded, thereon including the flange for connecting magnet rotor disk, and the sleeve matched with bearing axle；It is described
Magnet rotor disk, is along the circumferential direction evenly arranged with polylith magnet steel, the magnetic pole on adjacent magnet steel surface is on the contrary, the magnet steel surface thereon
It is relative with conductor disc；After drive hubs are combined with load wheel hub, the magnet rotor disk is placed in the hemi-closure space；
The drive hubs are used for the rotary power for receiving motor, and the load wheel hub is connected with bearing axle.
The lateral surface of the steel disk body and load end steel disk is respectively equipped with recessed Jing Yin annulus.
The section of the Jing Yin annulus is arc or wide outside and narrow inside trapezoidal.
The steel disk body and/or cylindrical body are provided with the spiracle being distributed uniformly and circumferentially, and the spiracle makes
The hemi-closure space is connected with the external world.
The Jing Yin annulus is provided with circular radiating fin, and the height of the circular radiating fin is less than the depth of Jing Yin annulus
Degree.
One or more kinds of groups in the circular radiating fin rectangular cross-section, trapezoidal, semicircle, triangle
Close.
The distributed quantity of the circular radiating fin is 1 ~ 10 week.
The explosion-proof low noise type magnetic coupling of the utility model scheme two, including：
Drive hubs, it includes sleeve body, steel disk body and cylindrical body, and the sleeve body passes through bolt with the steel disk body
It is connected, the steel disk body is connected with the cylindrical body by bolt, the inner side connection conductor disc one of the steel disk body；It is described outer
Circle body is connected with load end steel disk, and conductor disc two is connected with the inside of the load end steel disk；
Wheel hub is loaded, thereon including the flange for connecting magnet rotor disk, and the sleeve matched with bearing axle；It is described
Magnet rotor disk, is along the circumferential direction evenly arranged with polylith magnet steel thereon, and the magnetic pole of adjacent magnet steel is opposite；
The drive hubs are used for the rotary power for receiving motor, and the load wheel hub is connected with bearing axle.
Sleeve in the load wheel hub is connected with bearing axle by locking plate.
Pad provided with regulation gap between the load end steel disk and cylindrical body.
Compared with prior art, the beneficial effects of the utility model are：
1）Using semiclosed desk permanent-magnet eddy structure, it is to avoid occasion around the exposed ignition of high-temperature components in structure
In combustibles, improve explosion-proof performance, such as flammable explosive gas or dust in the industry such as coal gas, oil, steel, grain etc.
Occasion, this feature can ensure the production safety of inflammable and explosive occasion；
2）By being optimized to the structure that windage and noise are also easy to produce on coupler, such as reduce in conventional structure and dissipate
The thrusts such as hot device and fastener are set, and finned fin is instead of with circular radiating fin, before moment of torsion transmission is ensured
Put, meet the double requirements of radiating and noise reduction；
3）The magnetic coupling compact conformation, rotary inertia are small, can with various water pumps and fans load are highly integrated matches,
The magnetic drive pump and magnetic fan of all size model are developed into, is tested through actual motion, running noises most low energy declines 2 dB, together
Time saves power consumption 5 ~ 30%.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment one；
Fig. 2 is the structural representation of the utility model embodiment two；
Fig. 3 is the utility model spiracle distributed embodiments schematic diagram；
Fig. 4 is the Jing Yin annulus embodiment schematic diagram of the utility model；
Fig. 5 ~ Fig. 6 is the utility model circular radiating fin configuration embodiment schematic diagram.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
See Fig. 1, be the explosion-proof structural representation of low noise type magnetic coupling embodiment one of the utility model, including driving wheel
Hub 101, it includes the integral structure of sleeve body 1, steel disk body 2 and the part of cylindrical body 3 three composition, and the inner side of steel disk body 2 connects
Conductor disc 1 is connect, conductor disc 26 is connected with the inner side of load end steel disk 1, after cylindrical body 3 is connected with load end steel disk 5,
The hemi-closure space to axis direction opening is formed between steel disk body 2 and load end steel disk 5, with explosion-proof.
Wheel hub 102 is loaded, thereon including the flange 10 for connecting magnet rotor disk 7, and the set matched with bearing axle 8
Cylinder 11, sleeve 11 is connected with bearing axle 8 by locking plate 16；Magnet rotor disk 7, is along the circumferential direction evenly arranged with polylith thereon
Magnet steel 9, magnet steel magnetizes vertically, and the magnet steel surface relative with conductor disc has magnetic, and adjacent magnetic steel magnetic pole is opposite；Drive hubs
After 101 combine with load wheel hub 102, magnet rotor disk 7 is placed in hemi-closure space, between conductor disc 1 and conductor disc 26
Leave gap；Drive hubs 101 are used to connect motor shaft 12, receive the rotary power of motor, load wheel hub 102 with load
It is connected, realizes that motor is transmitted to the moment of torsion of load.Sleeve 11 in load wheel hub is connected with bearing axle by locking plate 16.
Pad 17 provided with regulation gap between load end steel disk and cylindrical body.
Operation principle of the present utility model is：Drive hubs 101 with motor rotate when, conductor disc cutting magnet rotor
The magnetic field of disk, according to the law of electromagnetic induction, produces vortex, the induced field that vortex is produced is acted on through gap in conductor disc
Magnet rotor disk, produces drawing torque, driving load rotation.
See Fig. 2, be the explosion-proof structural representation of low noise type magnetic coupling embodiment two of the utility model, it includes axle sleeve
Body 1, steel disk body 2 and cylindrical body 3, sleeve body 1 are connected with steel disk body 2 by bolt, and steel disk body 2 is with cylindrical body 3 by bolt
It is connected, other be the same as Examples one.
See Fig. 3, steel disk body 2 and/or cylindrical body 3 are provided with the spiracle 13 being distributed uniformly and circumferentially, spiracle
13 make the hemi-closure space be connected with the external world, the pressure that balance hot-air expansion is produced.
See Fig. 4, the lateral surface of steel disk body 2 and load end steel disk 5 is respectively equipped with recessed Jing Yin annulus 14, and sharp edge is smoother.
In implementation, the section of Jing Yin annulus 14 is arc.According to actual conditions, it would however also be possible to employ wide outside and narrow inside is trapezoidal, the purpose is to
Windage is reduced, noise is reduced.
The Jing Yin bottom surface of annulus 14 is provided with the round and smooth circular radiating fin 15 in surface, and the section of circular radiating fin 15 is square
One or more kinds of combinations in shape, trapezoidal, semicircle, triangle.See annular radiating fin in Fig. 5, embodiment
15 rectangular cross-sections, the height of circular radiating fin 15 is less than the depth of Jing Yin annulus 14, and its purpose is also to reduce windage, reduction
Noise, while increasing area of dissipation.The quantity of circular radiating fin 15 is generally 1 ~ 10 week, is 3 weeks in embodiment.
See Fig. 6, the section of circular radiating fin 15 is semicircle, naturally it is also possible to using the combination application of other shapes, tool
Body is selected according to the requirement of heat dissipation capacity and maximum appearance and size.
Embodiment described above is chosen to describe the purpose of this utility model, technical scheme and beneficial effect in detail
Instantiation, but should in no way limit protection domain of the present utility model, it is all without prejudice to spirit of the present utility model and principle
On the premise of, various modifications, equivalent substitution and the improvement made all should be fallen within protection domain of the present utility model.
Claims (10)
1. explosion-proof low noise type magnetic coupling, it is characterised in that including：
Drive hubs, it includes the integral structure of sleeve body, steel disk body and the part of cylindrical body three composition, the steel disk body
Inner side connects conductor disc one；After the cylindrical body is connected with load end steel disk, formed between steel disk body and load end steel disk
To the hemi-closure space of axis direction opening；Conductor disc two is connected with the inside of the load end steel disk；
Wheel hub is loaded, thereon including the flange for connecting magnet rotor disk, and the sleeve matched with bearing axle；The magnetic turns
Sub-disk, is along the circumferential direction evenly arranged with polylith magnet steel, the magnetic pole on adjacent magnet steel surface is on the contrary, the magnet steel surface is with leading thereon
Body disc is relative；After drive hubs are combined with load wheel hub, the magnet rotor disk is placed in the hemi-closure space；
The drive hubs are used for the rotary power for receiving motor, and the load wheel hub is connected with bearing axle.
2. explosion-proof low noise type magnetic coupling according to claim 1, it is characterised in that the steel disk body and load end
The lateral surface of steel disk is respectively equipped with recessed Jing Yin annulus.
3. explosion-proof low noise type magnetic coupling according to claim 2, it is characterised in that the section of the Jing Yin annulus
For arc or wide outside and narrow inside trapezoidal.
4. explosion-proof low noise type magnetic coupling according to claim 1, it is characterised in that the steel disk body and/or outer
Circle body is provided with the spiracle being distributed uniformly and circumferentially, and the spiracle makes the hemi-closure space be connected with the external world
It is logical.
5. explosion-proof low noise type magnetic coupling according to claim 2, it is characterised in that the Jing Yin annulus is provided with
Circular radiating fin, the height of the circular radiating fin is less than the depth of Jing Yin annulus.
6. explosion-proof low noise type magnetic coupling according to claim 5, it is characterised in that the circular radiating fin is cut
Face is one or more kinds of combinations in rectangle, trapezoidal, semicircle, triangle.
7. explosion-proof low noise type magnetic coupling according to claim 5, it is characterised in that the circular radiating fin
Distributed quantity is 1 ~ 10 week.
8. explosion-proof low noise type magnetic coupling, it is characterised in that including：
Drive hubs, it includes sleeve body, steel disk body and cylindrical body, and the sleeve body passes through bolt phase with the steel disk body
Even, the steel disk body is connected with the cylindrical body by bolt, the inner side connection conductor disc one of the steel disk body；It is described cylindrical
Body is connected with load end steel disk, and conductor disc two is connected with the inside of the load end steel disk；
Wheel hub is loaded, thereon including the flange for connecting magnet rotor disk, and the sleeve matched with bearing axle；The magnetic turns
Sub-disk, is along the circumferential direction evenly arranged with polylith magnet steel thereon, and the magnetic pole of adjacent magnet steel is opposite；
The drive hubs are used for the rotary power for receiving motor, and the load wheel hub is connected with bearing axle.
9. the explosion-proof low noise type magnetic coupling according to claim 1 or 8, it is characterised in that the load wheel hub
In sleeve be connected with bearing axle by locking plate.
10. the explosion-proof low noise type magnetic coupling according to claim 1 or 8, it is characterised in that the load end steel
Pad provided with regulation gap between disk and cylindrical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720251967.6U CN206547047U (en) | 2017-03-15 | 2017-03-15 | Explosion-proof low noise type magnetic coupling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720251967.6U CN206547047U (en) | 2017-03-15 | 2017-03-15 | Explosion-proof low noise type magnetic coupling |
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| CN206547047U true CN206547047U (en) | 2017-10-10 |
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| CN201720251967.6U Active CN206547047U (en) | 2017-03-15 | 2017-03-15 | Explosion-proof low noise type magnetic coupling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631544A (en) * | 2017-03-15 | 2018-10-09 | 迈格钠磁动力股份有限公司 | Explosion-proof low noise type permanent magnetic coupling |
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2017
- 2017-03-15 CN CN201720251967.6U patent/CN206547047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108631544A (en) * | 2017-03-15 | 2018-10-09 | 迈格钠磁动力股份有限公司 | Explosion-proof low noise type permanent magnetic coupling |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Explosion proof low noise magnetic coupling Effective date of registration: 20210513 Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2021210000029 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220523 Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2021210000029 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Explosion proof low noise magnetic coupling Effective date of registration: 20220525 Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2022210000050 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230525 Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2022210000050 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Explosion proof low noise magnetic coupling Effective date of registration: 20230526 Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2023210000125 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2023210000125 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Explosion proof low noise magnetic coupling Granted publication date: 20171010 Pledgee: Shengjing bank Anshan branch of Limited by Share Ltd. Pledgor: MAGNA MAGNETOMOTIVE Co.,Ltd. Registration number: Y2024980016563 |