CN103378710A - Permanent magnetic coupling with heat radiating blades - Google Patents
Permanent magnetic coupling with heat radiating blades Download PDFInfo
- Publication number
- CN103378710A CN103378710A CN2012101111267A CN201210111126A CN103378710A CN 103378710 A CN103378710 A CN 103378710A CN 2012101111267 A CN2012101111267 A CN 2012101111267A CN 201210111126 A CN201210111126 A CN 201210111126A CN 103378710 A CN103378710 A CN 103378710A
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- rotor
- radiator shutter
- magnetic conduction
- magnetic
- permanent magnetic
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Abstract
The invention provides a permanent magnetic coupling with heat radiating blades. The permanent magnetic coupling includes a magnetic conducting rotor and a permanent magnetic rotor. The magnetic conducting rotor is in magnetic connection with the permanent magnetic rotor, and rotates together with permanent magnetic rotor. A plurality of heat radiating blades are distributed around the magnetic conducting rotor. The radiating blades are formed by the stretch of an external edge of the side surface of the magnetic conducting rotor. One side of each heat radiating blade is provided with a fixing column, by utilizing which the radiating blade is fixed on the magnetic conducting rotor, and the other side of each heat radiation blade faces the permanent magnetic rotor. According to the arrangement of the heat radiating blades, the heat radiating blades can generate air flow to radiate heat when the magnetic conducting rotor rotates. In the permanent magnetic coupling with heat radiating blades, the plurality of heat radiating blades are fixed at the external edge of the side surface of the magnetic conducting rotor in a uniform manner at the periphery of the permanent magnetic rotor, so that the heat radiating blades can generate air flow to radiate heat when the magnetic conducing rotor rotates together with permanent magnetic rotor, to keep the permanent magnetic coupling in good working state.
Description
Technical field
The invention belongs to the permanent magnet clutch field, specifically a kind of radiator shutter that is provided with when permanent magnet clutch links running, utilizes radiator shutter to produce air-flow to dispel the heat, to keep the permanent magnet clutch with radiator shutter of works fine effect.
Background technology
Permanent magnet clutch commonly used mainly is comprised of magnetic conduction rotor (copper or aluminium), p-m rotor (strong magnets) two parts.The magnetic conduction rotor mainly is fixed on the motor drive shaft, and p-m rotor then is fixed on the bearing axle, gapped between magnetic conduction rotor and p-m rotor (being commonly referred to as air gap).So the binding meeting of motor and load changes soft (magnetic) binding into by original hard (machinery) binding, and the output torque that just can reach on the bearing axle by the air gap of regulating between magnetic conduction rotor and p-m rotor changes, and changes thereby reach load speed.
Permanent magnet clutch can significantly improve the service performance of system, before starting load by permanent magnet clutch CD-ROM drive motor No Load Start, not only reduced the starting current of motor and reduced on the thermal shock load of motor and on the impact of electric power system, thereby saves energy and the working life that prolongs motor, and very effectively reduced when starting drive system to the destructive tension force of belt conveyor, eliminated the concussion that produces when conveyer starts, can also significantly alleviate the suffered startup of drive system itself impacts, prolong belt, the useful life of the critical components such as idle pulley, promoted the safe and reliable operation of equipment, effectively reduced maintenance of equipment and fault time cost.
Compared to traditional shaft coupling, permanent magnet clutch provides more progressive structure really, and has practical value.Yet present permanent magnet clutch still has shortcoming and haves much room for improvement, though because permanent magnet clutch adopts magnetic to link, reduce mechanical wear, the magnetic rotation work, still inevitably can produce heat, affect the stability that magnetic connects, reduce the task performance of product.Special in the process of high speed rotating, the heat of its generation is also considerable, and good cooling mechanism must be set, can maintenance work smoothly.
Because the shortcoming that above-mentioned permanent magnet clutch commonly used is derived, the inventor urgently thinks to be improved innovation, and through for many years concentrated research, a kind of permanent magnet clutch with radiator shutter of the present invention is finished in finally research and development.
Summary of the invention
Main purpose of the present invention is to provide a kind of permanent magnet clutch with radiator shutter.By the design of radiator shutter, when permanent magnet clutch links running, utilize radiator shutter to produce air-flow to dispel the heat, to keep good working state.
Another object of the present invention is to provide a kind of permanent magnet clutch with radiator shutter.Utilize good heat dissipation design, make permanent magnet clutch can bring into play its best-of-breed functionality.
The objective of the invention is to be achieved through the following technical solutions:
The present invention includes magnetic conduction rotor and p-m rotor, described magnetic conduction rotor and p-m rotor link simultaneously rotation by magnetic, be provided with around the described magnetic conduction rotor and produce the radiator shutter that air-flow dispels the heat when magnetic conduction rotor and p-m rotor rotation.
Wherein: described radiator shutter by the outward flange of described magnetic conduction rotor one side surface to the center position elongation moulding, one side of described radiator shutter is connected with and is installed in the epitrochanterian fixed leg of described magnetic conduction, opposite side is towards described p-m rotor, and described radiator shutter is fixed on the described magnetic conduction rotor by described fixed leg; Described radiator shutter has a plurality of, and around the outward flange that is distributed in described magnetic conduction rotor one side surface; Described radiator shutter is provided with retainer ring away from an end of described magnetic conduction rotor, and an end of described fixed leg is fixed on the magnetic conduction rotor, and the other end and described retainer ring are affixed; Described radiator shutter deflection has angle, in order to the circulation of radiating airflow; Described radiator shutter is the curved arc shape, in order to the circulation of radiating airflow.
Advantage of the present invention and good effect are:
1. the present invention is at peripheral uniform a plurality of outer peripheral radiator shutters of magnetic conduction rotor one side surface that are fixed on of p-m rotor, when magnetic conduction rotor and p-m rotor rotate simultaneously, radiator shutter can produce air-flow and dispel the heat, to keep the good working state of permanent magnet clutch.
2. radiator shutter of the present invention is fixed on the magnetic conduction rotor by fixed leg, has increased the constant intensity of radiator shutter.
3. the present invention is provided with retainer ring at radiator shutter away from an end of magnetic conduction rotor, so that the two ends of fixed leg are all supported, can keep the stability of structure.
4. radiator shutter of the present invention can be beneficial to by adjusting shape the circulation of radiating airflow.
Description of drawings
Fig. 1 is perspective view of the present invention;
Fig. 2 is end view of the present invention;
Fig. 3 is the perspective view that the present invention arranges retainer ring;
Wherein: 1 is the magnetic conduction rotor, and 2 is p-m rotor, and 3 is radiator shutter, and 31 is fixed leg, and 4 is retainer ring.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Shown in Fig. 1～3, the present invention includes magnetic conduction rotor 1 and p-m rotor 2, make described magnetic conduction rotor 1 and p-m rotor 2 link simultaneously rotation by magnetic.And the present invention mainly is provided with radiator shutter 3 around described magnetic conduction rotor 1, and when described magnetic conduction rotor 1 rotation, described radiator shutter 3 can produce air-flow and dispel the heat, to keep the good working state of described permanent magnet clutch.
To the center position elongation moulding, its outward appearance is laminar to described radiator shutter 3 by the outward flange of described magnetic conduction rotor 1 one side surfaces, produces air-flow and dispels the heat to promote when rotated air.For increasing described radiator shutter 3 intensity, so be that close magnetic conduction rotor 1 an outer peripheral side (outside) at described radiator shutter 3 is provided with a fixed leg 31 in the design, utilize described fixed leg 31 that described radiator shutter 3 is fixed on the described magnetic conduction rotor 1, increase the constant intensity of described radiator shutter 3 by described fixed leg 31 abundant structures; The opposite side of radiator shutter 3 (inboard) is towards the external peripheral surface of described p-m rotor 2.
During actual job, described radiator shutter 3 has a plurality of, namely at peripheral circumferentially uniform a plurality of radiator shutters 3 of described p-m rotor 2, each radiator shutter equidistant around and be distributed in the outward flange of described magnetic conduction rotor 1 one side surfaces, to increase radiating effect.And between a plurality of radiator shutters 3, other is equipped with a retainer ring 4 and does further to link, its mode is that described retainer ring 4 is arranged at described radiator shutter 3 in the end away from described magnetic conduction rotor 1, make the two ends of fixed leg 31 of described radiator shutter 3 all supported, even High Rotation Speed also can be kept the stability of structure.
In addition, described radiator shutter 3 shape-adjustables are beneficial to the circulation of radiating airflow, for example the described radiator shutter 3 of deflection arranges angle, radiator shutter 3 is obliquely installed (being that the projection of radiator shutter 3 on magnetic conduction rotor 1 one side surfaces is without the center of magnetic conduction rotor), or make described radiator shutter 3 bodies form the curved arc shape, so as to air-guiding, increase radiating effect.
Above-listed detailed description is specifying for the present invention's one possible embodiments; only described embodiment limits protection scope of the present invention; allly do not break away from the equivalence that skill spirit of the present invention does and implement or change, all should be contained in protection scope of the present invention.
Operation principle of the present invention is:
Described magnetic conduction rotor 1 is fixed on the motor drive shaft, 2 of p-m rotors are fixed on the bearing axle, between described magnetic conduction rotor 1 and p-m rotor 2, air gap is arranged, realize that by the magnetic binding described magnetic conduction rotor 1 and p-m rotor 2 rotate simultaneously, and the output torque that just can reach on the bearing axle by the air gap of regulating between magnetic conduction rotor 1 and the p-m rotor 2 changes.By the setting of described radiator shutter 3, when described magnetic conduction rotor 1 rotated simultaneously with p-m rotor 2, described radiator shutter 3 can produce air-flow and dispel the heat.
Claims (6)
1. permanent magnet clutch with radiator shutter, comprise magnetic conduction rotor and p-m rotor, described magnetic conduction rotor and p-m rotor link simultaneously rotation by magnetic, it is characterized in that: be provided with around the described magnetic conduction rotor (1) and produce the radiator shutter (3) that air-flow dispels the heat when magnetic conduction rotor (1) rotates with p-m rotor (2).
2. the permanent magnet clutch that has as claimed in claim 1 radiator shutter, it is characterized in that: described radiator shutter (3) by the outward flange of described magnetic conduction rotor (1) one side surface to the center position elongation moulding, one side of described radiator shutter (3) is connected with the fixed leg (31) that is installed on the described magnetic conduction rotor (1), opposite side is towards described p-m rotor (2), and described radiator shutter (3) is fixed on the described magnetic conduction rotor (1) by described fixed leg (31).
3. have as claimed in claim 1 or 2 the permanent magnet clutch of radiator shutter, it is characterized in that: described radiator shutter (3) has a plurality of, and around the outward flange that is distributed in described magnetic conduction rotor (1) one side surface.
4. the permanent magnet clutch that has as claimed in claim 2 radiator shutter, it is characterized in that: described radiator shutter (3) is provided with retainer ring (4) away from an end of described magnetic conduction rotor (1), one end of described fixed leg (31) is fixed on the magnetic conduction rotor (1), and the other end and described retainer ring (4) are affixed.
5. have as claimed in claim 1 or 2 the permanent magnet clutch of radiator shutter, it is characterized in that: described radiator shutter deflection has angle, in order to the circulation of radiating airflow.
6. have as claimed in claim 1 or 2 the permanent magnet clutch of radiator shutter, it is characterized in that: described radiator shutter is the curved arc shape, in order to the circulation of radiating airflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101111267A CN103378710A (en) | 2012-04-16 | 2012-04-16 | Permanent magnetic coupling with heat radiating blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101111267A CN103378710A (en) | 2012-04-16 | 2012-04-16 | Permanent magnetic coupling with heat radiating blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103378710A true CN103378710A (en) | 2013-10-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101111267A Pending CN103378710A (en) | 2012-04-16 | 2012-04-16 | Permanent magnetic coupling with heat radiating blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103378710A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5477094A (en) * | 1993-05-21 | 1995-12-19 | Magna Force, Inc. | Permanent magnet coupling and transmission |
| TWM315306U (en) * | 2006-10-26 | 2007-07-11 | United Gold Kitchen Ind Ltd | Blade structure of a fan |
| CN201063497Y (en) * | 2007-07-11 | 2008-05-21 | 无锡开普动力有限公司 | Cooling fan structure of permanent-magnet generator |
| CN101395786A (en) * | 2004-10-08 | 2009-03-25 | 株式会社大宇电子 | Motor rotor |
| US20100052834A1 (en) * | 2008-08-26 | 2010-03-04 | Feng Chu-Hsiang | Magnetic coupler |
| CN202524240U (en) * | 2012-04-16 | 2012-11-07 | 张钟鸣 | Permanent magnet coupling with radiating blades |
-
2012
- 2012-04-16 CN CN2012101111267A patent/CN103378710A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5477094A (en) * | 1993-05-21 | 1995-12-19 | Magna Force, Inc. | Permanent magnet coupling and transmission |
| CN101395786A (en) * | 2004-10-08 | 2009-03-25 | 株式会社大宇电子 | Motor rotor |
| TWM315306U (en) * | 2006-10-26 | 2007-07-11 | United Gold Kitchen Ind Ltd | Blade structure of a fan |
| CN201063497Y (en) * | 2007-07-11 | 2008-05-21 | 无锡开普动力有限公司 | Cooling fan structure of permanent-magnet generator |
| US20100052834A1 (en) * | 2008-08-26 | 2010-03-04 | Feng Chu-Hsiang | Magnetic coupler |
| CN202524240U (en) * | 2012-04-16 | 2012-11-07 | 张钟鸣 | Permanent magnet coupling with radiating blades |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131030 |