CN106192298B - Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine - Google Patents
Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine Download PDFInfo
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- CN106192298B CN106192298B CN201510237254.XA CN201510237254A CN106192298B CN 106192298 B CN106192298 B CN 106192298B CN 201510237254 A CN201510237254 A CN 201510237254A CN 106192298 B CN106192298 B CN 106192298B
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- moving part
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- modulation
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 32
- 238000005406 washing Methods 0.000 title claims abstract description 21
- 230000018044 dehydration Effects 0.000 claims description 21
- 238000006297 dehydration reaction Methods 0.000 claims description 21
- 230000005389 magnetism Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 2
- 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 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention relates to a magnetic field modulation type permanent magnet transmission device, a washing machine speed changer and a washing machine, which relate to the technical field of washing machine speed reduction clutches, have lower noise and can overcome the defect of tooth collapse compared with the prior transmission device, and comprise an inner moving part, a modulation ring and an outer moving part which are sequentially arranged from inside to outside, wherein the modulation ring consists of a plurality of magnetic modulation blocks and magnets, and the inner moving part and the outer moving part are provided with magnetic yoke rings and magnets; the magnetic conduction convex blocks are arranged on the outer moving piece in an inward protruding mode, meshed with the magnet and arranged at intervals; the invention realizes power transmission in a non-contact mode, greatly prolongs the service life of the transmission part and reduces the failure rate.
Description
Technical Field
The invention relates to the technical field of washing machine speed variators.
Background
Existing transmissions are mostly based on direct contact mechanical gear structures. The gear with the variable speed transmission structure is mainly made of traditional plastic gears, powder metallurgy gears or metal materials, mechanical abrasion exists in long-time use, contact transmission is adopted among the gears, and noise is relatively large; there is no overload protection between gears and there is also a risk of tooth breakage.
Disclosure of Invention
The invention aims to solve the basic technical problems that: aiming at the defects in the prior art, the invention provides a magnetic field modulation type permanent magnet transmission device which realizes power transmission in a non-contact mode.
The technical scheme for solving the basic technical problems is as follows: the utility model provides a magnetic field modulation formula permanent magnetism transmission, includes from interior motion piece, modulation ring and the outer motion piece that sets gradually outward, modulation ring by a plurality of magnetic conduction transfer magnetic path and magnet constitute, interior, outer motion piece on be equipped with yoke circle and magnet, its characterized in that, outer motion piece yoke circle on be equipped with magnetic conduction lug, outer motion piece on the magnet with same polarity arrange on outer motion piece yoke circle, interior motion piece on the magnet with N, S pole alternate arrangement be in inner motion piece yoke circle.
The magnetic modulation blocks are uniformly distributed on the modulation ring along the circumference; the magnets are uniformly arranged on the yoke rings of the inner and outer moving parts.
The magnetic conduction convex blocks are arranged on the outer moving piece in an inward protruding mode, and the magnetic conduction convex blocks are meshed with the magnet and are arranged at intervals.
The further technical scheme is that the ratio of the width of the magnet to the width of the magnetic conduction convex block is 0.7:1-12:1.
Further, the number of the magnetic conductive protruding blocks on the outer moving piece is the same as that of the magnets.
Further, N, S poles of the magnets on the inner moving part are arranged at intervals; the magnetizing directions of the magnets on the outer moving part are consistent.
Furthermore, magnets with consistent magnetic flushing directions are arranged between the magnetic blocks on the modulation ring, the numbers of the magnetic blocks and the magnets on the modulation ring are consistent, the material and the structure of the modulation ring can be adopted in the prior art, and the inner edge of the modulation ring is provided with a thinner yoke part, and the yoke part is only used for connecting each magnetic tooth or is removed, and the yoke part is connected in a plastic package mode.
Further, the sum of the pole pair number of the magnets on the inner moving part and the number of the magnets on the outer moving part is equal to the total number of the magnet adjusting blocks.
Further, the inner moving part comprises a plastic connecting part, a magnetic yoke ring and a magnet, and the magnetic yoke ring is fixedly connected with the input shaft through the plastic connecting part; the outer moving part comprises a magnet, a magnetic conduction lug and a magnetic yoke ring, and the magnetic yoke ring is fixedly connected with the dewatering shaft; the modulation ring provided with the modulation magnet and the magnet is fixedly connected with the clutch shaft through the connecting piece and the fixing pin, the dehydration shaft connected with the external moving piece obtains power output, and the input shaft and the impeller shaft are the same shaft, so that one power input is formed, and the dehydration shaft and the impeller shaft are output.
Further, the inner moving part comprises a magnetic yoke ring and a magnet, the magnetic yoke ring is fixedly connected with the input shaft, the outer moving part comprises a first outer moving part, a second outer moving part and a third moving part, the first outer moving part and the third moving part comprise the magnet, a magnetic conduction lug and the magnetic yoke ring, and the magnetic yoke ring is fixedly connected with the impeller shaft; the second outer moving part comprises a magnet and a magnetic yoke ring, a magnetism isolating ring is arranged between the first outer moving part and the second moving part, the magnetism isolating ring is connected with the magnetic yoke ring of the first moving part, the first moving part is fixedly connected with the second moving part, and the magnetic yoke ring of the third outer moving part is connected with a dehydration shaft.
The modulation ring comprises a first modulation ring and a second modulation ring, wherein the first modulation ring and the second modulation ring are respectively provided with a modulation ring of a modulation magnetic block and a modulation ring of a magnet, and the modulation rings are fixedly connected with the clutch shaft through a connecting piece and a fixing pin.
Further, the inner moving part comprises a magnetic yoke ring and a magnet, and the magnetic yoke ring is fixedly connected with the input shaft; the outer moving part comprises a magnet, a magnetic conduction lug and a magnetic yoke ring, and the magnetic yoke ring on the inner moving part is fixedly connected with the impeller shaft; the modulation ring provided with the modulation magnet and the magnet is fixedly connected with the clutch shaft through the connecting piece and the fixing pin, the clutch shaft is connected with the dehydration shaft, and the dehydration shaft connected with the outer moving piece obtains power output, so that one power input is formed, and one power output is formed for the dehydration shaft.
Further, the inner moving part comprises a magnetic yoke ring and a magnet, and the magnetic yoke ring is fixedly connected with the impeller shaft; the outer moving part comprises a magnet, a magnetic conduction lug and a magnetic yoke ring, and the magnetic yoke ring is fixedly connected with the input shaft; the modulation ring provided with the modulation magnet and the magnet is fixedly connected with the dehydration shaft through the connecting piece and the fixing pin, the dehydration shaft is connected with the clutch shaft, and the impeller shaft connected with the outer moving piece obtains power output, so that one power input is formed, and one power output is formed for the impeller shaft.
A washing machine manufactured by the transmission of the washing machine is characterized in that the dewatering shaft is connected with the inner barrel, the impeller shaft is connected with the impeller, and the impeller and/or the inner barrel are/is driven to rotate according to the output of the outer moving part.
Compared with the prior art, the invention has the advantages and beneficial effects that: the invention realizes power transmission in a non-contact mode, effectively solves the contact abrasion between transmission parts, reduces noise, greatly prolongs the service life of the transmission parts and reduces failure rate.
Drawings
FIG. 1 is a schematic diagram of the principle and structure of a permanent magnet transmission device according to the present invention;
FIG. 2 is a schematic diagram of a magnetizing direction of a permanent magnet actuator according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a magnetizing direction embodiment of a permanent magnet driving device according to the present invention;
FIG. 4 is a schematic diagram illustrating a magnetizing direction of a permanent magnet actuator according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a magnetizing direction embodiment of a permanent magnet actuator according to the present invention;
FIG. 6 is a schematic structural view of an embodiment of a yoke ring of an outer moving part of a permanent magnet transmission device according to the present invention;
FIG. 7 is a schematic diagram of a dual-power washing machine speed reduction clutch with a permanent magnet transmission according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a dual-power washing machine speed reduction clutch with a permanent magnet transmission device according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of a conventional washing machine speed reducing clutch with a permanent magnet transmission according to an embodiment of the present invention;
fig. 10 is a schematic diagram of a second embodiment of a decelerating clutch of a general washing machine provided with a permanent magnet transmission device according to the present invention.
In the figure, 1, a magnetic yoke ring; 2. a magnet; 3. a magnetic conductive bump; 4. magnetic block adjustment; 5. a power source; 6. an input shaft; 7. a clutch shaft; 8. a connecting piece; 9. a pulsator shaft; 10. a fixing pin; 11. a dewatering shaft.
Detailed Description
Referring to fig. 1-10, a structural schematic diagram of an embodiment of a decelerator of a washing machine according to the present invention includes an inner moving member, a modulating ring and an outer moving member, which are sequentially disposed from inside to outside, the modulating ring is composed of a plurality of magnetically conductive magnetic modulating blocks 4 and magnets 2, a yoke ring 1 and magnets 2 are disposed on the inner and outer moving members, a magnetically conductive bump 3 is disposed on the yoke ring 1 of the outer moving member, the magnets 2 on the outer moving member are arranged on the yoke ring 1 in the same magnetizing direction, and the magnets 2 on the inner moving member are alternately arranged on the yoke ring 1 in N, S poles.
Further specifically, the magnetic modulation blocks 4 and the magnets 2 are uniformly distributed on the modulation ring along the circumference at intervals; the magnets 2 are uniformly arranged on the magnetic yoke ring 1 of the inner and outer moving parts.
More specifically, the magnetic conductive protruding blocks 3 are arranged on the outer moving member in an inward protruding way, and the magnetic conductive protruding blocks 3 are meshed with the magnet 2 and are arranged at intervals.
More specifically, the ratio of the width of the magnet 2 to the width of the magnetic conductive bump 3 is 0.7:1-12:1, and optimally, 3:1-10:1.
Specifically, the number of the magnetic conduction protruding blocks 3 on the outer moving piece is the same as that of the magnets 2; the magnets 2 on the inner moving part are arranged at intervals of N, S poles; the magnetizing directions of the magnets 2 on the outer moving part are consistent; a magnet 2 is arranged between the magnetic regulating blocks 4; the sum of the pole pair number of the magnets 2 on the inner moving part and the number of the magnets 2 on the outer moving part is equal to the total number of the magnet adjusting blocks 4.
Referring to fig. 7, the inner moving part comprises a plastic connecting part 8, a yoke ring 1 and a magnet 2, wherein the yoke ring 1 is fixedly connected with an input shaft 6 through the plastic connecting part 8; the outer moving part comprises a magnet 2, a magnetic conduction lug 3 and a magnetic yoke ring 1, and the magnetic yoke ring 1 is fixedly connected with a dewatering shaft 11; the modulation ring provided with the magnet adjusting block 4 and the magnet 2 is fixedly connected with the clutch shaft 7 through the connecting piece 8 and the fixing pin 10, the dehydration shaft 11 connected with the outer moving piece obtains power output, and the input shaft 6 and the impeller shaft 9 are the same shaft, so that one power input is formed, and the dehydration shaft 11 and the impeller shaft 9 are output.
Referring to fig. 8, the inner moving member comprises a yoke ring 1 and a magnet 2, the yoke ring 1 is fixedly connected with an input shaft 6, the outer moving member comprises a first outer moving member, a second moving member and a third outer moving member, the first outer moving member and the third moving member comprise the magnet 2, the yoke ring 1 and a magnetic conduction convex block 3, and the yoke ring 1 is fixedly connected with a wave wheel shaft 9; the second outer moving part comprises a magnet 2 and a magnetic yoke ring 1, a magnetism isolating ring is arranged between the first outer moving part and the second moving part, the magnetism isolating ring is connected with the magnetic yoke ring 1 of the first moving part, the first moving part is fixedly connected with the second moving part, and the magnetic yoke ring 1 of the third outer moving part is connected with a dewatering shaft 11.
The modulation ring comprises a first modulation ring and a second modulation ring, the modulation ring provided with the modulation magnet 4 and the magnet 2 is fixedly connected with the clutch shaft 7 through the connecting piece 8 and the fixing pin 10, and the dehydration shaft 11 and the impeller shaft 9 obtain power output.
Referring to fig. 9, the inner moving part comprises a magnetic yoke ring 1 and a magnet 2, wherein the magnetic yoke ring 1 is fixedly connected with an input shaft 6; the outer moving part comprises a magnet 2, a magnetic conduction lug 3 and a magnetic yoke ring 1, and the magnetic yoke ring 1 is fixedly connected with a wave wheel shaft 9; the modulation ring provided with the magnet adjusting block 4 and the magnet 2 is fixedly connected with the clutch shaft 7 through the connecting piece 8 and the fixing pin 10, the clutch shaft 7 is connected with the dehydration shaft 11, and the dehydration shaft 11 connected with the outer moving piece obtains power output, so that a power input and a power output of the dehydration shaft 11 are formed.
Referring to fig. 10, the inner moving part comprises a magnetic yoke ring 1 and a magnet 2, wherein the magnetic yoke ring 1 is fixedly connected with a wave wheel shaft 9; the outer moving part comprises a magnet 2, a magnetic conduction lug 3 and a magnetic yoke ring 1, and the magnetic yoke ring 1 is fixedly connected with an input shaft 6; the modulation ring provided with the magnet adjusting block 4 and the magnet 2 is fixedly connected with a dehydration shaft 11 through a connecting piece 8 and a fixing pin 10, the dehydration shaft 11 is connected with a clutch shaft 7, and a pulsator shaft 9 connected with an external moving piece obtains power output, so that a power input is formed, and the pulsator shaft 9 outputs power.
Claims (6)
1. The utility model provides a washing machine derailleur that magnetic field modulation formula permanent magnetism transmission made, magnetic field modulation formula permanent magnetism transmission includes from interior motion piece, modulation ring and the outer motion piece that sets gradually outward, modulation ring by a plurality of magnetic conduction transfer magnetic path (4) and magnet (2) are constituteed, interior motion piece, outer motion piece on be equipped with yoke circle (1) and magnet (2), its characterized in that: the magnetic yoke ring (1) of the outer moving part is provided with magnetic conduction convex blocks (3), and the magnets (2) are arranged on the magnetic yoke ring (1) of the outer moving part in the same polarity, the magnets (2) on the inner moving part are alternately arranged on the magnetic yoke ring (1) of the inner moving part in N, S poles, and the magnetic regulating blocks (4) and the magnets (2) are alternately distributed on the modulation ring along the circumference; the magnets (2) are uniformly arranged on the magnetic yoke rings (1) of the inner and outer moving parts, the magnetic conduction convex blocks (3) are arranged in an inward convex manner on the outer moving part, the magnetic conduction convex blocks (3) are meshed with the magnets (2) and are arranged at intervals, the ratio of the width of the magnets (2) on the outer moving part to the width of the magnetic conduction convex blocks (3) is 0.7:1-12:1, and the number of the magnetic modulation blocks (4) on the modulation ring is the same as the number of the magnets (2) on the modulation ring; the number of the magnetic conduction convex blocks (3) on the outer moving part is the same as that of the magnets (2), and the magnets (2) on the inner moving part are alternately arranged according to N, S poles; the magnetizing directions of the magnets (2) on the outer moving part are consistent, the magnets (2) with consistent magnetizing directions are arranged between the magnet adjusting blocks (4) on the modulation ring, and the sum of the pole pairs of the magnets (2) on the inner moving part and the number of the magnets (2) on the outer moving part is equal to the total number of the magnet adjusting blocks (4).
2. The transmission for washing machine made of magnetic field modulation type permanent magnet transmission according to claim 1, wherein: the inner moving part comprises a plastic connecting part (8), a magnetic yoke ring (1) and a magnet (2), and the magnetic yoke ring (1) is fixedly connected with the input shaft (6) through the plastic connecting part (8); the outer moving part comprises a magnet (2), a magnetic conduction lug (3) and a magnetic yoke ring (1), and the magnetic yoke ring (1) is fixedly connected with a dehydration shaft (11); the modulation ring provided with the magnetic modulation block (4) and the magnet (2) is fixedly connected with the clutch shaft (7) through a connecting piece (8) and a fixing pin (10).
3. The transmission for washing machine made of magnetic field modulation type permanent magnet transmission according to claim 1, wherein: the inner moving part comprises a magnetic yoke ring (1) and a magnet (2), the magnetic yoke ring (1) is fixedly connected with an input shaft (6), the outer moving part comprises a first outer moving part, a second outer moving part and a third moving part, the first outer moving part and the third moving part comprise the magnet (2), a magnetic conduction lug (3) and the magnetic yoke ring (1), and the magnetic yoke ring (1) of the first outer moving part is fixedly connected with a wave wheel shaft (9); the second outer moving part comprises a magnet (2) and a magnetic yoke ring (1), a magnetism isolating ring is arranged between the first outer moving part and the second moving part, the magnetism isolating ring is connected with the magnetic yoke ring (1) of the first moving part, the first moving part is fixedly connected with the second moving part, the magnetic yoke ring (1) of the third outer moving part is connected with a dehydration shaft (11), the modulation ring comprises a first modulation ring and a second modulation ring, the first modulation ring and the second modulation ring are respectively provided with a magnetism modulating block (4) and the magnet (2), and the magnetic modulating ring is fixedly connected with a clutch shaft (7) through a connecting piece (8) and a fixing pin (10).
4. The transmission for washing machine made of magnetic field modulation type permanent magnet transmission according to claim 1, wherein: the inner moving part comprises a magnetic yoke ring (1) and a magnet (2), and the magnetic yoke ring (1) is fixedly connected with the input shaft (6); the outer moving part comprises a magnet (2), a magnetic conduction lug (3) and a magnetic yoke ring (1), and the magnetic yoke ring (1) is fixedly connected with a wave wheel shaft (9); the modulation ring provided with the magnet adjusting block (4) and the magnet (2) is fixedly connected with the clutch shaft (7) through the connecting piece (8) and the fixing pin (10), and the clutch shaft (7) is connected with the dehydration shaft (11).
5. The transmission for washing machine made of magnetic field modulation type permanent magnet transmission according to claim 1, wherein: the inner moving part comprises a magnetic yoke ring (1) and a magnet (2), and the magnetic yoke ring (1) is fixedly connected with the impeller shaft (9); the outer moving part comprises a magnet (2), a magnetic conduction lug (3) and a magnetic yoke ring (1), and the magnetic yoke ring (1) is fixedly connected with an input shaft (6); the modulation ring provided with the magnet adjusting block (4) and the magnet (2) is fixedly connected with the dehydration shaft (11) through the connecting piece (8) and the fixing pin (10), and the dehydration shaft (11) is connected with the clutch shaft (7).
6. A washing machine using the transmission of any one of claims 2-5, characterized in that: the dewatering shaft (11) is connected with the inner barrel, the impeller shaft (9) is connected with the impeller, and the impeller and/or the inner barrel are/is driven to rotate according to the output of the outer moving part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237254.XA CN106192298B (en) | 2015-05-08 | 2015-05-08 | Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237254.XA CN106192298B (en) | 2015-05-08 | 2015-05-08 | Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106192298A CN106192298A (en) | 2016-12-07 |
| CN106192298B true CN106192298B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510237254.XA Active CN106192298B (en) | 2015-05-08 | 2015-05-08 | Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine |
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| Country | Link |
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| CN (1) | CN106192298B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1571250A (en) * | 2003-07-25 | 2005-01-26 | 陈明灯 | Birotor DC brushless motor |
| CN101267152A (en) * | 2008-04-21 | 2008-09-17 | 上海大学 | Magnetic field modulation magnetic gear |
| CN102364842A (en) * | 2011-11-23 | 2012-02-29 | 郑州新大方电力能源有限公司 | Birotary single-pole permanent-magnet brushless direct-current motor |
| CN103346655A (en) * | 2013-07-03 | 2013-10-09 | 浙江大学 | Birotor permanent magnet motor and washing machine |
| CN104120585A (en) * | 2013-04-26 | 2014-10-29 | 安徽聚隆传动科技股份有限公司 | Direct drive transmission clutch mechanism of washing machine motor |
| CN204589634U (en) * | 2015-05-08 | 2015-08-26 | 宁国聚隆减速器有限公司 | A kind of magnetic field modulation type permanent magnetic transmission device and washing machine speed changer and washing machine |
-
2015
- 2015-05-08 CN CN201510237254.XA patent/CN106192298B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1571250A (en) * | 2003-07-25 | 2005-01-26 | 陈明灯 | Birotor DC brushless motor |
| CN101267152A (en) * | 2008-04-21 | 2008-09-17 | 上海大学 | Magnetic field modulation magnetic gear |
| CN102364842A (en) * | 2011-11-23 | 2012-02-29 | 郑州新大方电力能源有限公司 | Birotary single-pole permanent-magnet brushless direct-current motor |
| CN104120585A (en) * | 2013-04-26 | 2014-10-29 | 安徽聚隆传动科技股份有限公司 | Direct drive transmission clutch mechanism of washing machine motor |
| CN103346655A (en) * | 2013-07-03 | 2013-10-09 | 浙江大学 | Birotor permanent magnet motor and washing machine |
| CN204589634U (en) * | 2015-05-08 | 2015-08-26 | 宁国聚隆减速器有限公司 | A kind of magnetic field modulation type permanent magnetic transmission device and washing machine speed changer and washing machine |
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| Publication number | Publication date |
|---|---|
| CN106192298A (en) | 2016-12-07 |
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