CN203933337U - A kind of novel damping distance-limiting type permanent-magnet eddy current coupler - Google Patents
A kind of novel damping distance-limiting type permanent-magnet eddy current coupler Download PDFInfo
- Publication number
- CN203933337U CN203933337U CN201420266154.0U CN201420266154U CN203933337U CN 203933337 U CN203933337 U CN 203933337U CN 201420266154 U CN201420266154 U CN 201420266154U CN 203933337 U CN203933337 U CN 203933337U
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- China
- Prior art keywords
- driving shaft
- permanent magnet
- clutch plate
- bearing
- eddy current
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- 238000013016 damping Methods 0.000 title claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 230000006698 induction Effects 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- -1 moist Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
A kind of novel damping distance-limiting type permanent-magnet eddy current coupler, it is characterized in that comprising driving shaft axle sleeve (1), permanent magnet fixed disk (6), permanent magnet (7), copper dish (8), clutch plate (9), Moving plate connector (11) and driven flange (15), the driving shaft of motor output is connected with driving shaft axle sleeve (1), driving shaft axle sleeve (1) transfers torque to permanent magnet fixed disk (6) by key, permanent magnet fixed disk (6) drives permanent magnet (7) rotation, between the permanent magnet of rotation (7) and copper dish (8) because magnetic induction transfers torque to clutch plate (9).Novel damping distance-limiting type permanent-magnet eddy current coupler of the present utility model can solve common eddy-current coupling, and driving shaft and driven shaft are difficult to, to the larger problem of neutralization vibrations, can greatly extend the physical life of distance-limiting type permanent-magnet eddy current coupler in actual use.
Description
Technical field
The utility model is a kind of industrial speed control device that is applicable to the 8 large emphasis highly energy-consuming industries such as electric power, coal, building materials, chemical industry, iron and steel, coloured, papermaking, weaving, be connected between drive end and load end, for changing a kind of novel damping distance-limiting type permanent-magnet eddy current coupler of input and output rotating speed and moment of torsion.
Background technology
China is energy consumption big country, and energy utilization rate is lower, and energy reserves is not enough, the energy-saving and cost-reducing emphasis that has become whole society's concern.Blower fan, water pump load are the common equipments having a large capacity and a wide range, and its power consumption accounts for very large ratio in alternating current machine total energy consumption.The outmoded backwardness of driving arrangement due to blower fan, water pump etc., has very large energy conservation potential.At present a lot of local most of blower fans, load of the pumps all adopt the mechanical throttle style of baffle plate or valve to regulate air quantity or flow, and system regulative mode falls behind, the long-term underrun of equipment, and energy dissipation is very serious.
Adopt permanent-magnet eddy current coupler to adopt speed regulating control to blower fan, load of the pumps, its power savings is remarkable, and can be applied in well the adverse circumstances such as inflammable and explosive, moist, dust content is high, voltage fluctuation is large, harmonic content is higher, impact load.The kind of drive of machinery-free link between this Realization of Product motor and load, when meeting field working conditions, vibration damping and vibration isolating effect are good, can increase the reliability of whole system and greatly extend life-span of bearing and seal.Also having itself is plant equipment, can adapt to well the environment such as unstable, the humorous wave interference of power grid quality, inflammable and explosive, moist, dust content is high, curent change impact load.Meanwhile, the coupler of constant speed is widely applied in heavy duty, and environment is severe, vibrate more severe, the environment that maintenance workload is large.
There are some problems in industrial distance-limiting type permanent-magnet eddy current coupler at present in assembling process, one, and general distance-limiting type permanent-magnet eddy current coupler is in assembling process, and driving shaft and driven shaft are difficult to centering.Its two, the vibration that general distance-limiting type permanent-magnet eddy current coupler in use causes because cantilever is long is excessive, noise is larger, larger vibrations will cause eddy-current coupling physical life greatly to reduce.
Summary of the invention
The purpose of this utility model is to provide a kind of novel damping distance-limiting type permanent-magnet eddy current coupler, to overcome driving shaft and driven shaft, be difficult to centering, vibrate excessive, noise more greatly, larger vibrations are the defect that causes eddy-current coupling physical life greatly to reduce.
The technical solution of the utility model is:
A kind of novel damping distance-limiting type permanent-magnet eddy current coupler, comprise driving shaft axle sleeve 1, permanent magnet fixed disk 6, permanent magnet 7, copper dish 8, clutch plate 9, Moving plate connector 11 and driven flange 15, the driving shaft of motor output is connected with driving shaft axle sleeve 1, driving shaft axle sleeve 1 transfers torque to permanent magnet fixed disk 6 by key, permanent magnet fixed disk 6 drives permanent magnet 7 rotations, rotation permanent magnet 7 and copper dish 8 between because magnetic induction transfers torque to clutch plate 9, clutch plate 9 transfers torque to clutch plate connector 11, clutch plate connector 11 transfers torque to driven flange 15 by bolt, finally by driven flange 15, moment of torsion is passed to driven shaft output torque.
Also comprise bearing 2, driving disc spacing pressing connector 3, air gap adjusting device 4 and air gap adjustment bearing 5; The driving shaft of motor output is connected with driving shaft axle sleeve 1, driving shaft axle sleeve 1 and bearing inner race 2 interference fits, bearing outer ring 2 and driving disc spacing pressing connector 3 endoporus interference fits, driving disc spacing pressing connector 3 is bolted with clutch plate 9, copper dish 8 is fixed on clutch plate 9, permanent magnet 7 is fixed on permanent magnet fixed disk 6, and air gap is adjusted bearing 5 and is fixed on permanent magnet fixed disk 6, and air gap adjusting device 4 is adjusted bearing 5 with air gap and is connected.
Described clutch plate 9 is bolted with clutch plate connector 11, and bearing block 10 is connected by bolt with driving shaft axle sleeve 1, bearing block 10 and bearing inner race 12 interference fits.
Described bearing 12 is arranged on bearing block 10, and bearing inner race 12 outsides are provided with driven bearing (ball) cover 13.
Described clutch plate connector 11 is bolted with driven flange 15, and increases rubber ring 14 in bolt junction.Rubber ring 14 can absorb the vibrations of driving shaft, plays cushioning effect.
The beneficial effects of the utility model are:
General distance-limiting type permanent-magnet eddy current coupler is in assembling process, and driving shaft and driven shaft are difficult to centering, in practical process eddy-current coupling vibrations larger, noise is larger, larger vibrations will cause eddy-current coupling physical life greatly to reduce.Novel damping distance-limiting type permanent-magnet eddy current coupler of the present utility model can solve common eddy-current coupling, and driving shaft and driven shaft are difficult to, to the larger problem of neutralization vibrations, can greatly extend the physical life of distance-limiting type permanent-magnet eddy current coupler in actual use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
As Fig. 1, a kind of novel damping distance-limiting type permanent-magnet eddy current coupler, comprise driving shaft axle sleeve 1, permanent magnet fixed disk 6, permanent magnet 7, copper dish 8, clutch plate 9, Moving plate connector 11 and driven flange 15, the driving shaft of motor output is connected with driving shaft axle sleeve 1, driving shaft axle sleeve 1 transfers torque to permanent magnet fixed disk 6 by key, permanent magnet fixed disk 6 drives permanent magnet 7 rotations, rotation permanent magnet 7 and copper dish 8 between because magnetic induction transfers torque to clutch plate 9, clutch plate 9 transfers torque to clutch plate connector 11, clutch plate connector 11 transfers torque to driven flange 15 by bolt, finally by driven flange 15, moment of torsion is passed to driven shaft output torque.
Comprise bearing 2, driving disc spacing pressing connector 3, air gap adjusting device 4 and air gap adjustment bearing 5; The driving shaft of motor output is connected with driving shaft axle sleeve 1, driving shaft axle sleeve 1 and bearing inner race 2 interference fits, bearing outer ring 2 and driving disc spacing pressing connector 3 endoporus interference fits, driving disc spacing pressing connector 3 is bolted with clutch plate 9, copper dish 8 is fixed on clutch plate 9, permanent magnet 7 is fixed on permanent magnet fixed disk 6, and air gap is adjusted bearing 5 and is fixed on permanent magnet fixed disk 6, and air gap adjusting device 4 is adjusted bearing 5 with air gap and is connected.
Clutch plate 9 is bolted with clutch plate connector 11, and bearing block 10 is connected by bolt with driving shaft axle sleeve 1, bearing block 10 and bearing inner race 12 interference fits.
Bearing 12 is arranged on bearing block 10, and bearing inner race 12 outsides are provided with driven bearing (ball) cover 13.
Clutch plate connector 11 is bolted with driven flange 15, and increases rubber ring 14 in bolt junction.Rubber ring 14 can absorb the vibrations of driving shaft, plays cushioning effect.
Novel damping distance-limiting type permanent-magnet eddy current coupler of the present utility model increases bearing 2, bearing 12 and slave part, be bearing block 10 and driven bearing (ball) cover 13, make secondary part: driving disc spacing pressing connector, clutch plate, driven bearing (ball) cover, rubber ring and driven flange, by bearings on driving axle housing 15, increase the rigidity of active part, make active part and secondary part retrain by bearing rigidity simultaneously, the problem of driven shaft and driving shaft centering difficulty in solution assembling process, reduce the vibrations of shaft coupling, reduce noise.
Novel damping distance-limiting type permanent-magnet eddy current coupler of the present utility model increases rubber ring 14, and when vibrations are delivered to 15 driven flange by 11 clutch plate connectors, rubber ring 14 can absorption portion shake, and further reduces vibrations, reduces noise.
Operation principle of the present utility model is as follows:
The moment of torsion of motor output is delivered to driving shaft axle sleeve 1 by key, driving shaft axle sleeve 1 transfers torque to permanent magnet fixed disk 6 by key, permanent magnet fixed disk 6 drives permanent magnet 7 rotations, rotation permanent magnet 7 and copper dish 8 between because magnetic induction transfers torque to clutch plate 9, clutch plate 9 transfers torque to clutch plate connector 11, clutch plate connector 11 transfers torque to driven flange 15 by bolt, finally by driven flange 15, moment of torsion is passed to driven shaft output torque.
Embodiment recited above is described preferred implementation of the present utility model; not design of the present utility model and scope are limited; do not departing under the utility model design concept prerequisite; various modification and improvement that in this area, common engineers and technicians make the technical solution of the utility model; all should fall into protection range of the present utility model, the technology contents that the utility model is asked for protection is all documented in claims.
Claims (5)
1. a novel damping distance-limiting type permanent-magnet eddy current coupler, it is characterized in that comprising driving shaft axle sleeve (1), permanent magnet fixed disk (6), permanent magnet (7), copper dish (8), clutch plate (9), Moving plate connector (11) and driven flange (15), the driving shaft of motor output is connected with driving shaft axle sleeve (1), driving shaft axle sleeve (1) transfers torque to permanent magnet fixed disk (6) by key, permanent magnet fixed disk (6) drives permanent magnet (7) rotation, rotation permanent magnet (7) and copper dish (8) between because magnetic induction transfers torque to clutch plate (9), clutch plate (9) transfers torque to clutch plate connector (11), clutch plate connector (11) transfers torque to driven flange (15) by bolt, finally by driven flange (15), moment of torsion is passed to driven shaft output torque.
2. a kind of novel damping distance-limiting type permanent-magnet eddy current coupler according to claim 1, characterized by further comprising bearing (2), driving disc spacing pressing connector (3), air gap adjusting device (4) and air gap and adjusts bearing (5); The driving shaft of motor output is connected with driving shaft axle sleeve (1), driving shaft axle sleeve (1) and bearing inner race (2) interference fits, bearing outer ring (2) and driving disc spacing pressing connector (3) endoporus interference fits, driving disc spacing pressing connector (3) is bolted with clutch plate (9), copper dish (8) is fixed on clutch plate (9), permanent magnet (7) is fixed on permanent magnet fixed disk (6), air gap is adjusted bearing (5) and is fixed on permanent magnet fixed disk (6) above, and air gap adjusting device (4) is adjusted bearing (5) with air gap and is connected.
3. a kind of novel damping distance-limiting type permanent-magnet eddy current coupler according to claim 1, it is characterized in that described clutch plate (9) and clutch plate connector (11) are bolted, bearing block (10) is connected by bolt with driving shaft axle sleeve (1), bearing block (10) and bearing inner race (12) interference fits.
4. a kind of novel damping distance-limiting type permanent-magnet eddy current coupler according to claim 3, is characterized in that described bearing (12) is arranged on bearing block (10) upper, and bearing inner race (12) outside is provided with driven bearing (ball) cover (13).
5. a kind of novel damping distance-limiting type permanent-magnet eddy current coupler according to claim 1, is characterized in that described clutch plate connector (11) and driven flange (15) are bolted, and increases rubber ring (14) in bolt junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266154.0U CN203933337U (en) | 2014-05-22 | 2014-05-22 | A kind of novel damping distance-limiting type permanent-magnet eddy current coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266154.0U CN203933337U (en) | 2014-05-22 | 2014-05-22 | A kind of novel damping distance-limiting type permanent-magnet eddy current coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203933337U true CN203933337U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420266154.0U Expired - Lifetime CN203933337U (en) | 2014-05-22 | 2014-05-22 | A kind of novel damping distance-limiting type permanent-magnet eddy current coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203933337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685181A (en) * | 2017-03-16 | 2017-05-17 | 迈格钠磁动力股份有限公司 | Vehicular permanent magnet eddy current flexible coupler |
| CN109854694A (en) * | 2019-01-29 | 2019-06-07 | 四川云智云造科技有限公司 | A kind of change torsion coupling device |
-
2014
- 2014-05-22 CN CN201420266154.0U patent/CN203933337U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685181A (en) * | 2017-03-16 | 2017-05-17 | 迈格钠磁动力股份有限公司 | Vehicular permanent magnet eddy current flexible coupler |
| CN109854694A (en) * | 2019-01-29 | 2019-06-07 | 四川云智云造科技有限公司 | A kind of change torsion coupling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Jianchang Inventor before: Wang Haiyan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161028 Address after: Feng Yi Road Yuhuatai District of Nanjing City, Jiangsu Province, No. 31 210000 Patentee after: NANJING DIWA MACHINERY MANUFACTURING Co.,Ltd. Address before: 903, room 6, building 399, 210037 Central Road, Gulou District, Jiangsu, Nanjing Patentee before: NANJING ZHONGXINDA POWER TRANSMISSION TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180815 Address after: 210023 A2, East purple Road, 2 Qixia District, Nanjing, Jiangsu. Patentee after: Nanjing Ding Yang Electromechanical Equipment Co.,Ltd. Address before: 210000 No. 31 Fengyi Road, Yuhuatai District, Nanjing, Jiangsu. Patentee before: NANJING DIWA MACHINERY MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |