CN106637825B - Drum washing machine speed reduction clutch, drum washing machine and washing method - Google Patents
Drum washing machine speed reduction clutch, drum washing machine and washing method Download PDFInfo
- Publication number
- CN106637825B CN106637825B CN201510713915.1A CN201510713915A CN106637825B CN 106637825 B CN106637825 B CN 106637825B CN 201510713915 A CN201510713915 A CN 201510713915A CN 106637825 B CN106637825 B CN 106637825B
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- China
- Prior art keywords
- shaft sleeve
- gear
- washing machine
- driving shaft
- inner gear
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- 238000005406 washing Methods 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title abstract description 6
- 230000009467 reduction Effects 0.000 title description 14
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000018044 dehydration Effects 0.000 claims description 9
- 238000006297 dehydration reaction Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/40—Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
Abstract
The invention relates to a drum washing machine and a washing method, wherein the speed reducing clutch comprises a driving shaft movably arranged in an upper shaft sleeve through an upper bushing, a sun gear is arranged on the driving shaft, the driving shaft is externally and concentrically movably connected with a lower shaft sleeve through a lower bushing, the lower shaft sleeve is connected with a planetary gear, the outer part of the lower shaft sleeve is movably connected with a sealing cover through a middle bushing, the sealing cover is connected with the upper shaft sleeve through an inner gear shell, the inner gear shell is connected with an inner gear, a planetary gear is movably arranged on a planet carrier through a planetary shaft, the planetary gear is internally meshed with the sun gear, and the outer part of the planetary gear is meshed with the inner gear; when the invention is applied to a drum washing machine, the rigidity is good, the stability is strong, the vibration noise is low, the cleaning ratio is improved, and the heating is not needed, thereby saving electricity.
Description
Technical Field
The invention relates to the technical field of drum washing machines, in particular to a drum washing machine speed reducing clutch.
Background
The existing drum washing machine washes the principle:
the drum is provided with water leakage holes and axially and equally distributed convex ribs, when the drum rotates at proper speed (50-60 rpm), clothes in the drum roll under the action of gravity, centrifugal force and rib support in the washing liquid in the drum, so that friction flushing between clothes and between washing liquid is caused, and part of clothes are lifted to be close to the top of the drum and separated from the drum wall under the action of gravity, so that dropping, impact, flushing and friction washing effects are generated, and periodic exchange of positions of the clothes is realized by means of fall and forward and reverse alternate rotation, so that the aim of uniform washing is fulfilled.
Compared with a pulsator washing machine, the drum washing machine has the advantages of less wear of clothes, water saving and uniform washing, and the defects are corresponding: because the washing and scouring force is small, the washing must be performed for a longer time; to achieve better decontamination, the cleaning ratio required by the standard must be heated, with the conclusion that the drum washing machine is more electricity consuming.
The existing drum washing machine is not provided with a speed reduction clutch, the motor drives the inner drum to rotate through the speed reduction of the belt pulley, the dehydration rotating speed of the drum washing machine is about 800-1200rpm, and the washing rotating speed is only about 50-60rpm, so that a large reduction ratio is required during washing, a double-speed motor is usually used, or the speed is regulated by a direct-drive motor, the cost and the power consumption can be increased in any mode, the motor is high in price, the energy consumption is high, the washing mode is single, the washing effect is not ideal, and the drum clutch with a comprehensive washing mode and the washing machine thereof are required to solve the technical problems.
Disclosure of Invention
A first object of the present invention is to provide a drum washing machine reduction clutch, which reduces the cost and overcomes the above drawbacks.
Another object of the present invention is to provide a drum washing machine, which saves electric energy and overcomes the above-mentioned drawbacks of the existing drum washing machines.
A third object of the present invention is to provide a washing method of a drum washing machine, so as to enrich the washing modes of the existing drum washing machine.
The object of the present invention can be achieved by:
in order to achieve the first purpose, the speed reducing clutch of the drum washing machine comprises an upper shaft sleeve connected with an inner drum of the washing machine, a driving shaft is movably arranged in the upper shaft sleeve through an upper bushing, a sun gear is arranged on the driving shaft, the driving shaft is concentrically and movably connected with a lower shaft sleeve through a lower bushing, the lower shaft sleeve is connected with a planet carrier, the lower shaft sleeve is movably connected with a sealing cover through a middle bushing, the sealing cover is connected with the upper shaft sleeve through an inner gear shell, the inner gear shell is connected with an inner gear, a planet gear is movably arranged on the planet carrier through a planet shaft, the planet gear is meshed with the sun gear, and the planet gear is meshed with the inner gear.
The internal gear is fastened and connected with the concave teeth arranged on the inner wall of the internal gear shell into a whole through the convex teeth arranged on the outer wall of the internal gear.
The ratio of the number of teeth of the internal gear to the number of teeth of the sun gear is 2-4:1.
The sealing cover is fixedly connected with the inner gear shell into a whole through rolling riveting, and the inner gear shell is fixedly connected with the upper shaft sleeve into a whole through interference press fit.
A fixed ring and a small oil seal are further arranged between the upper shaft sleeve and the driving shaft, the sun gear is made of a metal material, and the planetary gear and the inner gear are made of a plastic material.
The number of the upper bushings between the upper shaft sleeve and the driving shaft is 1 or more than 1.
The number of the lower bushings between the driving shaft and the lower shaft sleeve is 1 or more than 1.
The output end of the driving shaft is connected with the stirrer, the stirrer is concentrically arranged in the inner cylinder of the washing machine connected with the upper shaft sleeve, the input end of the driving shaft is connected with the motor, and the driving shaft is connected with the lower shaft sleeve through the clutch mechanism.
The driving shaft is connected with a driving motor and rotates under the action of the driving motor;
during the washing working condition, the power of the driving shaft directly drives the stirrer to rotate, and meanwhile, after the planetary gear is decelerated, the lower shaft sleeve is fixed under the control of the clutch mechanism, and the inner cylinder and the stirrer are driven to rotate in opposite directions through the inner gear, the inner gear shell and the upper shaft sleeve;
during the dehydration working condition, the clutch mechanism arranged on the driving shaft connects the driving shaft with the lower shaft sleeve into a whole, is meshed with the motor rotor, and the planet carrier is driven by the lower shaft sleeve, and the internal gear shell connected with the upper shaft sleeve drives the internal gear to synchronously rotate together, so that the inner barrel connected with the upper shaft sleeve into a whole obtains the transmission ratio of the stirrer 1:1 connected with the driving shaft into a whole to synchronously rotate at a high speed for centrifugal dehydration at a high speed.
Compared with the prior art, the invention has the advantages that:
1. by adopting the technical scheme of the invention, as the speed reducing clutch has a speed reducing function, the rotating speed of the motor is not required to be adjusted to be too low during washing, so that the driving motor of the double-output roller washing machine can always maintain a high-efficiency high-speed running state, and the motor efficiency is improved;
2. according to the speed reduction clutch adopting the technical scheme, the stirrer is directly driven by the driving shaft during washing, the inner cylinder is driven by the upper shaft sleeve and the inner gear shell, the planetary gear is small in stress and can be made of plastic materials, noise reduction is facilitated on the premise of ensuring strength, the problem that an inner barrel of the existing double-output clutch (refer to a relevant patent) is driven by meshing of the fixed shaft gear and the inner gear is overcome, and the stress of the fixed shaft gear is large; the upper shaft sleeve is connected with the brake wheel by adopting a bearing, so that the high-speed dehydration has poor stability and is easy to generate vibration and noise; meanwhile, because the upper shaft sleeve, the inner gear shell and the sealing cover are combined in an interference press fit and rolling riveting mode, the rolling bearings are respectively arranged on the outer circles of the upper shaft sleeve and the sealing cover, the rigidity is good, the stability is strong, and the vibration noise is low during dehydration.
3. By adopting the washing machine of the technical scheme of the invention, the stirrer (the impeller) is added in the inner cylinder of the traditional drum washing machine, and the rotation directions of the stirrer and the inner cylinder are opposite to form double-power washing, so that the stirring and rolling actions are added in the processes of throwing, beating and re-throwing the clothes, the washing ratio is improved, and the heating is not needed, thereby saving electricity.
Drawings
For a clearer description of the technical solutions of embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic cross-sectional view of an embodiment of a drum washing machine reduction clutch of the present invention;
FIG. 2 is a schematic cross-sectional view of the engagement of the gears of the reduction clutch of the washing machine of FIG. 1;
FIG. 3 is a schematic diagram showing the front view of the gear of the reduction clutch of the washing machine according to the present invention;
FIG. 4 is a schematic front view of the internal gear housing of the reduction clutch of the washing machine of the present invention;
fig. 5 is a schematic view illustrating a structure of a reduction clutch for a drum washing machine according to the present invention;
wherein: 1. a drive shaft; 2. a lower bushing; 3. a lower shaft sleeve; 4. a middle bushing; 5. sealing cover; 6. an internal gear; 6a, convex teeth; 7. a planet carrier; 8. a sun gear; 9. an upper shaft sleeve; 10. an upper bushing; 11. a fixing ring; 12. small water seal; 13. a planetary shaft; 14. an inner gear housing; 14a, concave teeth; 15. a planetary gear; 16. a stirrer; 17. an inner cylinder; 18. an outer cylinder.
Detailed Description
Referring to fig. 1-4, a schematic structural diagram of an embodiment of a decelerating clutch of a drum washing machine according to the present invention includes an upper shaft sleeve 9 connected with an inner cylinder 17 concentrically installed in an outer cylinder 18 of the washing machine, a driving shaft 1 movably installed in the upper shaft sleeve 9 through an upper bushing 10, a sun gear 8 installed on the driving shaft 1, the driving shaft 1 concentrically movably installed in a lower shaft sleeve 3 through a lower bushing 2, the lower shaft sleeve 3 connected with a planet carrier 7, the lower shaft sleeve 3 movably connected with a sealing cover 5 through a middle bushing 4, the sealing cover 5 connected with the upper shaft sleeve 9 through an inner gear housing 14, the inner gear housing 14 connected with an inner gear 6, a planet gear 15 movably installed in the planet carrier 7 through a planet shaft 13, the inner side of the planet gear 15 meshed with the sun gear 8, and the outer side meshed with the inner gear 6.
Wherein, the inner gear 6 is tightly connected with the concave teeth 14a arranged on the inner wall of the inner gear shell 14 into a whole through the convex teeth 6a arranged on the outer wall of the inner gear.
The ratio of the number of teeth of the internal gear 6 to the number of teeth of the sun gear 8 is 2-4:1.
The sealing cover 5 is fixedly connected with the inner gear shell 14 into a whole through rolling riveting, and the inner gear shell 14 is fixedly connected with the upper shaft sleeve 9 into a whole through interference press fit.
A fixed ring 11 and a small oil seal 12 are also arranged between the upper shaft sleeve 9 and the driving shaft 1, the sun gear 8 is made of a metal material, and the planetary gear 15 and the internal gear 6 are made of a plastic material.
The number of the upper bushings 10 between the upper shaft sleeve 9 and the driving shaft 1 is 1 or more than 1.
The number of the lower bushings 2 between the driving shaft 1 and the lower shaft sleeve 3 is 1 or more than 1.
The output end of the driving shaft 1 is connected with a stirrer 16, the stirrer 16 is concentrically arranged in an inner cylinder 17 of the washing machine connected with an upper shaft sleeve 9, the input end of the driving shaft 1 is connected with a motor, and the driving shaft 1 is connected with a lower shaft sleeve 3 through a clutch mechanism.
The washing method of the drum washing machine is characterized in that the driving shaft 1 is connected with a driving motor and rotates under the action of the driving motor;
in the washing working condition, the power of the driving shaft 1 directly drives the stirrer to rotate, and simultaneously, after the planetary gear 15 is decelerated, the lower shaft sleeve 3 is fixed under the control of the clutch mechanism, and the inner cylinder 17 and the stirrer 16 are driven to rotate in opposite directions through the inner gear 6, the inner gear shell 14 and the upper shaft sleeve 9;
during the dehydration working condition, the clutch mechanism arranged on the driving shaft 1 connects the driving shaft 1 and the lower shaft sleeve 3 into a whole, is meshed with the motor rotor, and the planet carrier 7 is driven by the lower shaft sleeve 3, and the internal gear shell 14 connected with the upper shaft sleeve 9 drives the internal gear 6 to synchronously rotate together, so that the internal cylinder 17 connected with the upper shaft sleeve 9 into a whole obtains the synchronous high-speed rotation of the transmission ratio of the stirrer 1:1 connected with the driving shaft 1 into a whole, and the high-speed centrifugal dehydration is realized.
The outer circles of the upper shaft sleeve 9 and the sealing cover 5 are connected with a speed reduction clutch housing (not shown) through rolling bearings (not shown).
Wherein sun gear 8 is the metal material, and planetary gear 15 and internal gear 6 are the plastics material, are favorable to reducing noise on the basis of guaranteeing intensity.
The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present invention, and are not meant to limit the scope of the invention, but to limit the scope of the invention.
Claims (6)
1. A drum washing machine comprising an upper sleeve (9) connected to an inner drum (17) of the washing machine, characterized in that: the upper shaft sleeve (9) is movably provided with a driving shaft (1) through an upper bushing (10), the driving shaft (1) is provided with a sun gear (8), the driving shaft (1) is concentrically arranged in the lower shaft sleeve (3) through a lower bushing (2), the lower shaft sleeve (3) is connected with a planet carrier (7), the lower shaft sleeve (3) is externally movably connected with a sealing cover (5) through a middle bushing (4), the sealing cover (5) is connected with the upper shaft sleeve (9) through an inner gear shell (14), the inner gear shell (14) is connected with an inner gear (6), the planet carrier (7) is movably provided with a planet gear (15) through a planet shaft (13), the inner side of the planet gear (15) is meshed with the sun gear (8), the outer side of the planet gear is meshed with the inner gear (6), a fixed ring (11) and a small oil seal (12) are further arranged between the upper shaft sleeve (9) and the driving shaft (1), the sun gear (8) is made of a metal material, the planet gear (15) is connected with the inner gear (6) through an inner gear (16), the inner gear (16) is arranged at the end of the stirrer, which is concentrically connected with the inner shaft sleeve (1), the input end of the driving shaft (1) is connected with a motor, and the driving shaft (1) is connected with the lower shaft sleeve (3) through a clutch mechanism;
the driving shaft (1) is connected with a driving motor and rotates under the action of the driving motor;
during a washing working condition, the power of the driving shaft (1) directly drives the stirrer to rotate, and simultaneously, after the planetary gear (15) is decelerated, the lower shaft sleeve (3) is fixed under the control of the clutch mechanism, and the inner cylinder (17) and the stirrer (16) are driven to rotate in different directions through the inner gear (6), the inner gear shell (14) and the upper shaft sleeve (9);
during dehydration working conditions, the clutch mechanism arranged on the driving shaft (1) connects the driving shaft (1) and the lower shaft sleeve (3) into a whole, is meshed with the motor rotor, and the lower shaft sleeve (3) drives the planet carrier (7) and the inner gear shell (14) connected with the upper shaft sleeve (9) drives the inner gear (6) to synchronously rotate together, so that the inner cylinder connected with the upper shaft sleeve (9) into a whole obtains the transmission ratio synchronous high-speed rotation and high-speed centrifugal dehydration of the stirrer 1:1 connected with the driving shaft (1) into a whole.
2. The drum washing machine as claimed in claim 1, wherein: the internal gear (6) is fastened and connected with the concave teeth (14 a) arranged on the inner wall of the internal gear shell (14) into a whole through the convex teeth (6 a) arranged on the outer wall of the internal gear.
3. The drum washing machine as claimed in claim 1, wherein: the ratio of the number of teeth of the internal gear (6) to the number of teeth of the sun gear (8) is 2-4:1.
4. The drum washing machine as claimed in claim 1, wherein: the sealing cover (5) is fixedly connected with the inner gear shell (14) into a whole through rolling riveting, and the inner gear shell (14) is fixedly connected with the upper shaft sleeve (9) into a whole through interference press fit.
5. The drum washing machine as claimed in any one of claims 1 to 4, wherein: the number of the upper bushings (10) between the upper shaft sleeve (9) and the driving shaft (1) is 1 or more than 1.
6. The drum washing machine as claimed in any one of claims 1 to 4, wherein: the number of the lower bushings (2) between the driving shaft (1) and the lower shaft sleeve (3) is 1 or more than 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713915.1A CN106637825B (en) | 2015-10-29 | 2015-10-29 | Drum washing machine speed reduction clutch, drum washing machine and washing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713915.1A CN106637825B (en) | 2015-10-29 | 2015-10-29 | Drum washing machine speed reduction clutch, drum washing machine and washing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106637825A CN106637825A (en) | 2017-05-10 |
| CN106637825B true CN106637825B (en) | 2023-10-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510713915.1A Active CN106637825B (en) | 2015-10-29 | 2015-10-29 | Drum washing machine speed reduction clutch, drum washing machine and washing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN106637825B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7104931B2 (en) * | 2017-10-26 | 2022-07-22 | 青島海爾洗衣机有限公司 | drum washing machine |
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|---|---|---|---|---|
| JPH1170293A (en) * | 1997-08-29 | 1999-03-16 | Sanyo Electric Co Ltd | Speed reducing mechanism for washing machine and gear fixing method |
| KR20010079463A (en) * | 2001-07-23 | 2001-08-22 | 민태식 | A washing machine with power conversion apparatus |
| CN1696383A (en) * | 2005-06-23 | 2005-11-16 | 宁波普尔机电制造有限公司 | Double dynamical deceleration clutch of full automatic impeller type washing machine |
| CN102444001A (en) * | 2010-10-13 | 2012-05-09 | 安徽聚隆机械有限公司 | Decelerating clutch for double-driving washing machine |
| CN104032542A (en) * | 2014-06-17 | 2014-09-10 | 宁国聚隆减速器有限公司 | Dual-output washing machine drum speed reducing clutch and washing machine |
| CN104452192A (en) * | 2014-12-23 | 2015-03-25 | 常州至精精机有限公司 | Washing machine driver |
| CN104631047A (en) * | 2013-11-14 | 2015-05-20 | 海尔集团公司 | Reduction gear for washing machine and washing machine |
| CN104790174A (en) * | 2014-01-16 | 2015-07-22 | 安徽聚隆传动科技股份有限公司 | Deceleration clutch of double-power washing machine and double-power washing machine |
| CN205275971U (en) * | 2015-10-29 | 2016-06-01 | 安徽聚隆传动科技股份有限公司 | Drum type washing machine speed reduction clutch and drum type washing machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6910987B2 (en) * | 2002-10-22 | 2005-06-28 | Victor Richards | Automatic transmission for light vehicles employing V-Twin engines |
-
2015
- 2015-10-29 CN CN201510713915.1A patent/CN106637825B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1170293A (en) * | 1997-08-29 | 1999-03-16 | Sanyo Electric Co Ltd | Speed reducing mechanism for washing machine and gear fixing method |
| CN1211651A (en) * | 1997-08-29 | 1999-03-24 | 三洋电机株式会社 | Driving mechanism for washing machine |
| KR20010079463A (en) * | 2001-07-23 | 2001-08-22 | 민태식 | A washing machine with power conversion apparatus |
| CN1696383A (en) * | 2005-06-23 | 2005-11-16 | 宁波普尔机电制造有限公司 | Double dynamical deceleration clutch of full automatic impeller type washing machine |
| CN102444001A (en) * | 2010-10-13 | 2012-05-09 | 安徽聚隆机械有限公司 | Decelerating clutch for double-driving washing machine |
| CN104631047A (en) * | 2013-11-14 | 2015-05-20 | 海尔集团公司 | Reduction gear for washing machine and washing machine |
| CN104790174A (en) * | 2014-01-16 | 2015-07-22 | 安徽聚隆传动科技股份有限公司 | Deceleration clutch of double-power washing machine and double-power washing machine |
| CN104032542A (en) * | 2014-06-17 | 2014-09-10 | 宁国聚隆减速器有限公司 | Dual-output washing machine drum speed reducing clutch and washing machine |
| CN104452192A (en) * | 2014-12-23 | 2015-03-25 | 常州至精精机有限公司 | Washing machine driver |
| CN205275971U (en) * | 2015-10-29 | 2016-06-01 | 安徽聚隆传动科技股份有限公司 | Drum type washing machine speed reduction clutch and drum type washing machine |
Also Published As
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| CN106637825A (en) | 2017-05-10 |
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Effective date of registration: 20211202 Address after: 242371 No. 16, Chuangye North Road, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Applicant after: NINGGUO JULONG REDUCER Co.,Ltd. Address before: 242399 No. 16 Pioneering North Road, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Applicant before: Anhui Julong Transmission Technology Co.,Ltd. |
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