CN101078166B - Low-noise decelerator for washing machine - Google Patents
Low-noise decelerator for washing machine Download PDFInfo
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- CN101078166B CN101078166B CN2007101056574A CN200710105657A CN101078166B CN 101078166 B CN101078166 B CN 101078166B CN 2007101056574 A CN2007101056574 A CN 2007101056574A CN 200710105657 A CN200710105657 A CN 200710105657A CN 101078166 B CN101078166 B CN 101078166B
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- decelerator
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Abstract
A low noise reducer for the washing machine relates to the reducer technology area. The driving assembly is stable axes. It consists of the case, input axes, driver, driven wheel, medium wheel, open tighten wheel and output wheel, and all the part connects together by the double sides wedge strips, the driver fixes on the input axes and the driven wheel fixed on the output axes, and the medium wheel, open tighten wheel and output axes install on the case actively. The driver, driven wheel, medium wheel and open tighten wheel has multi wedge groove where has the multi wedge strip. The open tighten wheel has two types such as fixed open tighten wheel and automatic open tighten wheel. This reducer for the washing machine' s configuration is simple, tighten, oil saving and the anti-bearing is good, it can simply the sealing configuration, the maintenance is economical, the part is firmly and the lifetime is long, the instantaneous speed is stable, the driving efficiency is high, the anti-crash is good. It can reduce the noise, which is smaller than 50dB when working at unloading condition.
Description
Technical field
Technical solution of the present invention relates to the decelerator for washing machine technical field.
Background technology
Decelerator for washing machine is the main generation part of washing machine noise.Conventional rotary drum washing machine decelerator is generally straight spur gear dead axle transmission or planetary gear transmission, is slowed down by decelerator by power shaft, and bucket rotates by the setting ratio in driving impeller or the driving simultaneously, but the transmission stability of conventional gear is poor, and noise is bigger; The bel-drivenn decelerator, though can reduce noise, but because decelerator for washing machine compact conformation, gearratio is big, power axle is vertical ground again, traditional V-belt, circular band and odontoid belt transmission are difficult to transmit stably under this condition more high-power, reach the standard-required of relevant washing machine work noise in the domestic electric washer national standard simultaneously.
Summary of the invention
The objective of the invention is: invent a kind of low-noise decelerator for washing machine, replace gear drive in the conventional rotary drum washing machine decelerator and traditional belt transmission, make the washing machine stable working, reduce the washing machine work noise.Another object of the present invention is a kind of two-sided polywedge bet that is used for above-mentioned low-noise decelerator for washing machine of invention.
The technical solution used in the present invention is as follows:
A kind of low-noise decelerator for washing machine, its reduction gearing mechanism is the dead axle transmission formula, mainly form by housing 1, power shaft 2, driving wheel 3, driven pulley, breast wheel, regulating wheel and output shaft, be linked together by driving belt, driving wheel 3 is packed on the power shaft 2, driven pulley is packed on the output shaft 6, and breast wheel, regulating wheel, output shaft 6 are movably arranged on the housing 1, it is characterized in that:
A, described driving wheel 3, driven pulley 4a, 4b, breast wheel 8a, 8b, regulating wheel are provided with multiple wedge slot 13, and two-sided polywedge bet 5 is installed on the multiple wedge slot 13;
B, described regulating wheel are provided with two kinds, are respectively fixed tensioning wheel 7a and auto-tensioning wheel 7b, and fixed tensioning wheel 7a directly is movably arranged on the housing 1, and auto-tensioning wheel 7b is movably arranged on the strainer the two-sided polywedge bet 5 of the tensioning of working in coordination;
C, the minimum wrap angle sigma of described two-sided polywedge bet 5 on driving wheel 3, driven pulley 4a, 4b are not less than 140 °.
In low-noise decelerator for washing machine of the present invention, the upper end of described power shaft 2 is also extended above decelerator, as center output shaft 6a.
The present invention also provides a kind of two-sided polywedge bet 5 that is used for above-mentioned low-noise decelerator for washing machine, it is characterized in that: described two-sided polywedge bet 5 all has the endless belt of some vertical triangle wedges up and down on the matrix of wire rope core structure flat rubber belting.
Above-mentioned two-sided polywedge bet 5, the upper and lower of its cross section are the triangle that profile of tooth is arranged, and the profile of tooth spread pattern has two kinds of upper and lower staggered and upper and lower symmetric forms.
Against existing technologies, advantage of the present invention and beneficial effect
1, low-noise decelerator for washing machine of the present invention, the instantaneous velocity uniform and stable, the transmission efficiency height, impact resisting vibrating is good.
2, low-noise decelerator for washing machine of the present invention, simple in structure, compact, oil resistant, ABRASION RESISTANCE are good, need not lubricate, and can simplify hermetically-sealed construction, keep in repair easy economy, and parts are sturdy and durable, the life-span is long.
3, the decelerator for washing machine of making by the present invention can effectively reduce noise, turns round under Light Condition, and its work noise is not more than 50dB.
4, the washing machine of decelerator of the present invention is housed, stable working, impact resisting vibrating is good, noise is little, and is reliability and durability, the life-span is long, and can save time, power saving, can effectively promote the raising of washing machine total quality.
Description of drawings
Fig. 1 is a low-noise decelerator for washing machine of the present invention, the example structure schematic diagram of dead axle transmission formula, biasing double output shaft (incorgruous rotation) type, the two-sided polywedge bet transmission of wall scroll, and Figure 1A overlooks the transmission schematic diagram for Fig. 1's;
Fig. 2,2A are the cross sectional representation of the two-sided polywedge bet of low-noise decelerator for washing machine of the present invention, and wherein Fig. 2 is staggered, and Fig. 2 A is a symmetric form;
Fig. 3,3A are the outer hoist pennants of low-noise decelerator for washing machine multiple wedge slot wheel of the present invention, and wherein Fig. 3 is overall outer hoist pennants, and Fig. 3 A is the partial enlarged drawing of Fig. 3;
Accompanying drawing mean camber line arrow is represented the correlation of correlated parts direction of rotation.Figure notation in the accompanying drawing is represented respectively:
1. housing 2. power shafts 3. driving wheel 4a, 4b. driven pulley
5. two-sided polywedge bet 6,6a. output shaft 7a. fixed tensioning wheel 7b. auto-tensioning wheel
8a, 11. extension springs of 8b. breast wheel 9. fulcrums 10. lever supports
12. steady pin 13. multiple wedge slots
The specific embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.Fig. 1, Figure 1A, be low-noise decelerator for washing machine of the present invention, its reduction gearing mechanism is the dead axle transmission formula, mainly by housing 1, power shaft 2, driving wheel 3, driven pulley 4a, 4b, breast wheel 8a, 8b, fixed tensioning wheel 7a and auto-tensioning wheel 7b and output shaft 6,6a forms, be linked together by two-sided polywedge bet 5, driving wheel 3 is packed on the power shaft 2, driven pulley 4a, 4b is packed on the output shaft 6, breast wheel 8a, 8b, output shaft 6 is movably arranged on the housing 1, driving wheel 3, driven pulley 4a, 4b, breast wheel 8a, 8b, regulating wheel 7a, 7b is provided with multiple wedge slot 13, and two-sided polywedge bet 5 is installed on the multiple wedge slot 13; Fixed tensioning wheel 7a directly is movably arranged on the housing 1, and auto-tensioning wheel 7b is movably arranged on an end of lever support 10, and the centre of lever support 10 is provided with fulcrum 9, and the other end is installed on the steady pin 12 by extension spring 11, and steady pin 12 is packed on the housing 1.Because the auto-tensioning wheel can be realized the constant tension state, can guarantee that transmission is non-slip, running steadily.Because be provided with auto-tensioning wheel 7b, two-sided polywedge bet 5 can keep tensioning state, has guaranteed the stationarity of transmission.The cornerite of two-sided polywedge bet 5 on driving wheel 3 is that α 1 is 212 °, the cornerite of two-sided polywedge bet 5 on a driven pulley 4a is that α 2 is 162 °, the cornerite of two-sided polywedge bet 5 on another driven pulley 4b is that α 3 is 230 °, these cornerites are all greater than 140 °, if cornerite is too small, because the basic rated power that every wedge transmitted is certain value, transmission efficiency can decrease like this.
Fig. 2,2A, cross sectional representation for the two-sided polywedge bet of low-noise decelerator for washing machine of the present invention, the structure of two-sided polywedge bet is on the matrix of wire rope core structure flat rubber belting, the endless belt that some vertical triangle wedges are all arranged up and down, the upper and lower of its cross section is the triangle that profile of tooth is arranged, working face is a wedge surface, two kinds of rubber and polyurethanes are arranged, it has the softness of flat rubber belting, the characteristics that V-belt frictional force is big, simultaneously owing to its two-sided can engagement, so be specially adapted to the transmission of compact conformation with drive; Test shows that it is than V-belt stable drive, and transmitted power is big, the efficient height, and speed is fast, and gearratio is big, and contour dimension is little, is particularly suitable for more than the requirement V-belt radical or the transmission of wheel shaft vertical ground; Its cross section up and down triangular tooth is furnished with staggered and two kinds of symmetric forms.
Fig. 3,3A are low-noise decelerator for washing machine multiple wedge slot wheel profile schematic diagram of the present invention, and wherein Fig. 3 is overall outer hoist pennants, and Fig. 3 A is the partial enlarged drawing of Fig. 3; Owing on driving wheel 3, driven pulley 4a, 4b, breast wheel 8a, 8b, fixed tensioning wheel 7a and auto-tensioning wheel 7b, all be provided with multiple wedge slot 13, the shape of multiple wedge slot 13 is corresponding with the profile of tooth of two-sided polywedge bet 5, like this, two-sided polywedge bet 5 can be well passes to driven pulley 4a, 4b reposefully with the power of driving wheel 3, make 6 of power shaft 2 and output shafts realize good deceleration transmission effect, reach the purpose that reduces noise.
Below in conjunction with accompanying drawing 1, Figure 1A the working method of low-noise decelerator for washing machine of the present invention is briefly explained:
Claims (4)
1. low-noise decelerator for washing machine, its reduction gearing mechanism is the dead axle transmission formula, mainly form by housing (1), power shaft (2), driving wheel (3), driven pulley, breast wheel, regulating wheel and output shaft, be linked together by driving belt, driving wheel (3) is packed on the power shaft (2), driven pulley is packed on the output shaft (6), and breast wheel, regulating wheel, output shaft (6) are movably arranged on the housing (1), it is characterized in that:
A, described driving wheel (3), driven pulley (4a, 4b), breast wheel (8a, 8b), regulating wheel are provided with multiple wedge slot (13), and two-sided polywedge bet (5) is installed on the multiple wedge slot (13);
B, described regulating wheel are provided with two kinds, be respectively fixed tensioning wheel (7a) and auto-tensioning wheel (7b), fixed tensioning wheel (7a) directly is movably arranged on the housing 1, and auto-tensioning wheel (7b) is movably arranged on the strainer the two-sided polywedge bet of the tensioning of working in coordination (5);
C, the minimum wrap angle sigma of described two-sided polywedge bet (5) on driving wheel (3), driven pulley (4a, 4b) are not less than 140 °.
2. low-noise decelerator for washing machine according to claim 1, it is characterized in that: described strainer is lever support (10), auto-tensioning wheel (7b) is installed in an end of lever support (10), the centre of lever support (10) is provided with fulcrum (9), the other end is installed on the steady pin (12) by extension spring (11), and steady pin (12) is packed on the housing (1).
3. low-noise decelerator for washing machine according to claim 1, it is characterized in that: the wrap angle sigma 1 of described two-sided polywedge bet (5) on driving wheel (3) is 212 °, the wrap angle sigma 2 of two-sided polywedge bet (5) on driven pulley 4a is 162 °, and the wrap angle sigma 3 of two-sided polywedge bet (5) on another driven pulley 4b is 230 °.
4. low-noise decelerator for washing machine according to claim 1 is characterized in that: described power shaft (2) upper end is extended above decelerator, as center output shaft (6a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101056574A CN101078166B (en) | 2006-05-27 | 2007-05-06 | Low-noise decelerator for washing machine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610084903 | 2006-05-27 | ||
| CN200610084903.8 | 2006-05-27 | ||
| CN2007101056574A CN101078166B (en) | 2006-05-27 | 2007-05-06 | Low-noise decelerator for washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN101078166A CN101078166A (en) | 2007-11-28 |
| CN101078166B true CN101078166B (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101056574A Expired - Fee Related CN101078166B (en) | 2006-05-27 | 2007-05-06 | Low-noise decelerator for washing machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805247A (en) * | 2014-12-30 | 2016-07-27 | 青岛海尔洗衣机有限公司 | Belt double-tensioning transmission device for clothes dryer and clothes dryer |
| CN108855310A (en) * | 2018-05-12 | 2018-11-23 | 福建省中坚环保科技有限公司 | A kind of novel environment friendly machinery solid waste treatment device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030013565A (en) * | 2001-08-08 | 2003-02-15 | 박수관 | Mask stretching, frame compressing and welding apparatus in the process of the color cathode Ray Tube |
| JP2003214528A (en) * | 2002-01-23 | 2003-07-30 | Nsk Ltd | One-way clutch integrated rotation transmission device for starter motor |
-
2007
- 2007-05-06 CN CN2007101056574A patent/CN101078166B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030013565A (en) * | 2001-08-08 | 2003-02-15 | 박수관 | Mask stretching, frame compressing and welding apparatus in the process of the color cathode Ray Tube |
| JP2003214528A (en) * | 2002-01-23 | 2003-07-30 | Nsk Ltd | One-way clutch integrated rotation transmission device for starter motor |
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| CN101078166A (en) | 2007-11-28 |
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Owner name: ANHUI JULONG TRANSMISSION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NINGGUO JULONG INDUSTRY CO. LTD. Effective date: 20120522 |
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Effective date of registration: 20120522 Address after: 242300, No. 16, North Road, Ningguo economic and Technological Development Zone, Anhui, Xuancheng province (Julong Industrial Park) Patentee after: Anhui Julong Transmission Technology Co., Ltd. Address before: 242300 No. 17 Heping Road, Anhui, Ningguo Patentee before: Ningguo Julong Industry Co., Ltd. |
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Owner name: NINGGUO JULONG REDUCER CO., LTD. Free format text: FORMER OWNER: ANHUI JULONG TRANSMISSION TECHNOLOGY CO., LTD. Effective date: 20140721 |
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Effective date of registration: 20140721 Address after: 242300, 89 West Ningyang Road, Anhui, Ningguo Patentee after: Ningguo Julong Reducer Co., Ltd. Address before: 242300, No. 16, North Road, Ningguo economic and Technological Development Zone, Anhui, Xuancheng province (Julong Industrial Park) Patentee before: Anhui Julong Transmission Technology Co., Ltd. |
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Granted publication date: 20100609 Termination date: 20200506 |
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