CN204921861U - Washing machine transmissions - Google Patents
Washing machine transmissions Download PDFInfo
- Publication number
- CN204921861U CN204921861U CN201520691246.8U CN201520691246U CN204921861U CN 204921861 U CN204921861 U CN 204921861U CN 201520691246 U CN201520691246 U CN 201520691246U CN 204921861 U CN204921861 U CN 204921861U
- Authority
- CN
- China
- Prior art keywords
- ring gear
- support body
- shaft
- axle sleeve
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Retarders (AREA)
Abstract
The utility model provides a washing machine transmissions, including the drive shaft, planetary gear train and driven shaft sleeve, the drive shaft includes input shaft and output shaft, planetary gear train includes intermeshing's sun gear, planetary gear and ring gear, planetary gear passes through the planet axle and installs on the planet carrier, planet carrier and output shaft fixed connection, driven shaft sleeve is including input axle sleeve and output axle sleeve, the sun gear be located on the output of input shaft and with input shaft integrated into one piece, the sun gear, gear in planetary gear and the ring gear is helical gear, all be equipped with the bearing between input axle sleeve and the input shaft and between output axle sleeve and the output shaft, still keep the cover including lieing in the outer ring gear of planetary gear train, the ring gear keeps set lower extreme and input axle sleeve fixed mutually, the output shaft pass the ring gear keep set upper end and with planet carrier fixed connection, output axle sleeve part lies in the ring gear and keeps overlapping. Through the improvement of above -mentioned structure, the noise of production in the time of can reducing the transmission operation to can prolong transmission's life.
Description
Technical field
The utility model relates to a kind of power transmission apparatus of washing machines.
Background technique
Transmission device at present in the washing machine used, comprise live axle, the planetary gear train be connected with drive shaft turns, and be enclosed within the outer and propeller shaft sleeve be rotationally connected with it of live axle, live axle comprises input shaft and output shaft, planetary gear train comprises intermeshing sun gear, planetary pinion and ring gear, planetary pinion is arranged on planet carrier by planet axis, planet carrier is fixedly connected with output shaft, propeller shaft sleeve comprises and is enclosed within the outer and input axle sleeve be rotationally connected with it of input shaft and is enclosed within the outer and output sleeve be rotationally connected with it of output shaft, its shortcoming is: transmission device is in rotation process, noise ratio is larger, and the connection effect of input shaft and sun gear is bad, in operation process, friction is between the two larger, thus reduce the working life of live axle, have influence on the overall operation of washing machine.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of power transmission apparatus of washing machines, not only can reduce the noise of transmission device when rotating, and can extend the working life of slewing gear.
To achieve these goals, a kind of power transmission apparatus of washing machines designed by the utility model, comprise live axle, the planetary gear train be connected with drive shaft turns, and be enclosed within the outer and propeller shaft sleeve be rotationally connected with it of live axle, described live axle comprises input shaft and output shaft, described planetary gear train comprises intermeshing sun gear, planetary pinion and ring gear, described planetary pinion is arranged on planet carrier by planet axis, described planet carrier is fixedly connected with output shaft, described propeller shaft sleeve comprises and is enclosed within the outer and input axle sleeve be rotationally connected with it of input shaft and is enclosed within the outer and output sleeve be rotationally connected with it of output shaft, one-body molded with input shaft on the output terminal that described sun gear is positioned at input shaft, described sun gear, gear in planetary pinion and ring gear is angular gear, between described input axle sleeve and input shaft and be equipped with bearing between output sleeve and output shaft, also comprise ring gear maintainance set, described planetary gear train is positioned at described ring gear maintainance set, described ring gear maintainance set lower end and described input axle sleeve fix, described output shaft passes ring gear maintainance set upper end and is fixedly connected with planet carrier, and described output sleeve part is positioned at ring gear maintainance set.
The internal tooth of ring gear, sun gear and planetary pinion are all arranged to angular gear, and meshing performance is good, stable drive, noise is little, and improves the bearing capacity of gear, and sun gear and input shaft one-body molded, good connecting effect between the two, extends the working life of live axle; Inputting between axle sleeve and input shaft and be equipped with bearing between output sleeve and output shaft, the noise of live axle when rotating can being reduced further; Ring gear maintainance set is enclosed within outside ring gear, can play a protective role to planetary gear train, and ring gear maintainance set fixes with input axle sleeve, the noise that when reducing running, ring gear maintainance set produces.
The one of ring gear arranges form, and described ring gear lower end is provided with coaxial bulge loop arranged with it, the lower surface of described bulge loop is evenly distributed with some projections, forms draw-in groove between described projection; The cover plate that described input axle sleeve comprises input axle sleeve body and is fixedly connected with input axle sleeve body, described cover plate is provided with the cover plate projection suitable with described draw-in groove.
A kind of Placement of cover plate and input axle sleeve body, is provided with a cover plate through hole in the middle of described cover plate, described cover plate through hole extends to form an extending seat downwards, and described input axle sleeve body upper end to embed in described extending seat and is fixedly connected with it.
A kind of set-up mode of planet carrier, described planet carrier comprises upper planet support body and lower planet support body, described upper planet support body is fixedly connected with by some fixing columns with lower planet support body, the first through hole is provided with in the middle of described upper planet support body, the centre of described lower planet support body is provided with the second through hole, described fixing column and upper planet support body one-body molded, described fixing column lower end is provided with projection, described projection is provided with riveted holes, described lower planet support body is provided with some third through-holes, and described projection to be placed in third through-hole and to be riveted mutually by riveted holes and lower planet support body.
Further, the lower surface of described upper planet support body and the upper surface of lower planet support body are provided with the boss of some mutual correspondences, and described boss is provided with fixed hole.
Further, described boss is round table-like.
Further, described fixing column is triangular prism shape, arc-shaped transition between three sides of described fixing column, and in described fixing column, the side of the first through hole is that plane is arranged dorsad, and two other side is that indent arc is arranged.
Further, described upper planet support body upper surface is convexly equipped with connecting base, and the cross section of described connecting base is trapezoidal, and described connecting base is hollow shape and is connected with the first through hole, be provided with spline in described connecting base, described output shaft is fixedly connected with by spline with described connecting base.
Further, described ring gear maintainance set lower end is provided with flange, and described flange is riveted mutually with described cover plate.
A kind of power transmission apparatus of washing machines that the utility model obtains, its technique effect is: by the improvement of said structure, the noise produced when can reduce transmission device running, and can extend the working life of transmission device.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is explosive view of the present utility model.
Fig. 3 is the structural representation of ring gear in the utility model.
Fig. 4 is input shaft nested structure schematic diagram in the utility model.
Fig. 5 is the structural representation of planet carrier in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As Fig. 1, shown in 2, the one that the utility model provides comprises live axle for power transmission apparatus of washing machines, the planetary gear train be connected with drive shaft turns, and be enclosed within the outer and propeller shaft sleeve be rotationally connected with it of live axle, described live axle comprises input shaft 1 and output shaft 2, described planetary gear train comprises intermeshing sun gear 3, planetary pinion 4 and ring gear 5, one-body molded with input shaft 1 on the output terminal that described sun gear 3 is positioned at input shaft 1, thus improve the working life of input shaft 1 and sun gear 3, described planetary pinion 4 is fixed on planet carrier 7 by planet axis 6, described planet carrier 7 is rotationally connected with the input end of described output shaft 2.
Described propeller shaft sleeve comprises and is enclosed within the outer and input axle sleeve 11 be rotationally connected with it of described input shaft 1 and is enclosed within the outer and output sleeve 12 be rotationally connected with it of described output shaft 2, between described output sleeve 12 and output shaft 2 and input between axle sleeve 11 and input shaft 1 and be equipped with bearing 13, the friction that can reduce output sleeve and output shaft and input between axle sleeve and input shaft, reduce noise, increase the service life.
Also comprise ring gear maintainance set 31, described planetary gear train is positioned at described ring gear maintainance set 31, described ring gear maintainance set 31 lower end is provided with flange 32, described flange and described input axle sleeve 11 fix, described output shaft 2 passes ring gear maintainance set 31 upper end and is fixedly connected with planet carrier 7, and described output sleeve 12 part is positioned at ring gear maintainance set 31.Ring gear maintainance set is enclosed within outside ring gear, can play a protective role to planetary gear train, and ring gear maintainance set fixes with input axle sleeve, the noise that when reducing running, ring gear maintainance set produces.
As Fig. 2, shown in 3, gear 30 in described ring gear 5, sun gear 3 and planetary pinion 4 are angular gear, the meshing performance of angular gear is good, stable drive, noise is little, and the bearing capacity of angular gear is strong, described ring gear 5 lower end is provided with bulge loop 8, the external diameter of described bulge loop 8 is equal with the external diameter of ring gear 5, the internal diameter of described bulge loop 8 is less than the internal diameter of ring gear 5, the lower surface of described bulge loop 8 is convexly equipped with some projections 9, projection can be various shape, in the present embodiment, described projection 9 is in fan-shaped, and coaxially arrange with ring gear 5, the external diameter of described projection 9 is equal with the external diameter of bulge loop 8, the internal diameter of projection 9 is greater than the internal diameter of bulge loop 8, draw-in groove 10 is formed between projection 9, the cover plate 15 that described input axle sleeve 11 comprises input axle sleeve body 14 and is fixedly connected with input axle sleeve body 14, described input axle sleeve body 14 is enclosed within input shaft 1, described cover plate 15 is provided with cover plate bulge loop 16, the external diameter of described cover plate bulge loop 16 is less than the external diameter of cover plate 15, described cover plate bulge loop 16 is provided with the cover plate projection 17 suitable with draw-in groove 10, thus ring gear 5 is fixedly connected with input axle sleeve 12.
The flange 32 of described ring gear maintainance set 31 lower end and groove 33 phase on cover plate 15 are riveted fixing, thus ring gear maintainance set 31 is rotated together with input axle sleeve.
Described projection 9 is provided with the material reducing groove 18 with its similar shape, and in the present embodiment, material reducing groove 18 is also in fan-shaped, and material reducing groove 18 can reduce the weight of ring gear entirety, thus reduces costs, and can reduce the overall damage under effect of inertia of ring gear simultaneously.
A cover plate through hole 19 is provided with in the middle of described cover plate 15, described cover plate through hole 19 extends to form an extending seat 20 downwards, described input axle sleeve body 14 upper end to embed in described extending seat 20 and is fixedly connected with it, described extending seat 20 and cover plate 15 arc-shaped transition, described input shaft 1 is one-body molded with the sun gear 3 in planetary gear train through this extending seat 20, is provided with bearing 13 between described input axle sleeve body and input shaft.
Described planet carrier 7 comprises upper planet support body 21 and lower planet support body 22, described upper planet support body 21 is fixedly connected with by some fixing columns 23 with lower planet support body 22, in the present embodiment, the number of fixing column is four, four fixing columns not only can make the volume in planet carrier large, be conducive to planetary running, and the fixed effect of upper planet support body and lower planet support body can be made better, the first through hole is provided with in the middle of described upper planet support body 21, the centre of described lower planet support body 22 is provided with the second through hole 24, described input shaft and sun gear pass this second through hole and are meshed with the planetary pinion 4 in planet carrier, described fixing column 23 is one-body molded with upper planet support body 21, described fixing column 23 lower end is provided with projection 24, described projection 24 is provided with riveted holes, described lower planet support body 22 is provided with some third through-holes 25, described projection 24 to be placed in third through-hole 25 and to be riveted by riveted holes and lower planet support body 22 phase, described lower planet support body 21 is erected on the bulge loop 8 of ring gear.Upper planet support body and fixing column one-body molded, lower planet support body is riveted fixing by riveted holes and fixing column, easy to process.
In the present embodiment, the lower surface of described upper planet support body and the upper surface of lower planet support body are provided with the boss 26 of some mutual correspondences, and described boss 26 is provided with fixed hole 27, play more protection effect to planet axis 6 two ends.Boss 26 can be round table-like, can be also other shapes, is round table-like in the present embodiment.
In the present embodiment, described fixing column 23 is in triangular prism shape, and arc-shaped transition between three sides of described fixing column 23, in described fixing column 23, the side of the first through hole is that plane is arranged dorsad, and two other side is that indent arc is arranged.Wherein two side indent arcs are arranged, and being conducive to planetary pinion 4 when rotating, not rubbing with fixing column.
In the present embodiment, described upper planet support body upper surface is convexly equipped with connecting base 28, and the cross section of described connecting base is trapezoidal, and described connecting base 28 is hollow shape and is connected with the first through hole, be provided with spline in described connecting base 28, described output shaft 2 is fixedly connected with by spline with described connecting base 28.By connecting base 28, planet carrier is rotated to be connected with the output shaft in transmission device, stable drive, effective.
By the improvement of said structure, can reduce the noise that live axle produces when rotating, and can extend the working life of live axle, thus reduce noise when transmission device rotates, what improve transmission device is working life.
Claims (9)
1. a power transmission apparatus of washing machines, comprise live axle, the planetary gear train be connected with drive shaft turns, and be enclosed within the outer and propeller shaft sleeve be rotationally connected with it of live axle, described live axle comprises input shaft and output shaft, described planetary gear train comprises intermeshing sun gear, planetary pinion and ring gear, described planetary pinion is arranged on planet carrier by planet axis, described planet carrier is fixedly connected with output shaft, described propeller shaft sleeve comprises and is enclosed within the outer and input axle sleeve be rotationally connected with it of input shaft and is enclosed within the outer and output sleeve be rotationally connected with it of output shaft, it is characterized in that: one-body molded with input shaft on the output terminal that described sun gear is positioned at input shaft, described sun gear, gear in planetary pinion and ring gear is angular gear, between described input axle sleeve and input shaft and be equipped with bearing between output sleeve and output shaft, also comprise ring gear maintainance set, described planetary gear train is positioned at described ring gear maintainance set, described ring gear maintainance set lower end and described input axle sleeve fix, described output shaft passes ring gear maintainance set upper end and is fixedly connected with planet carrier, and described output sleeve part is positioned at ring gear maintainance set.
2. power transmission apparatus of washing machines according to claim 1, is characterized in that: described ring gear lower end is provided with coaxial bulge loop arranged with it, the lower surface of described bulge loop is evenly distributed with some projections, forms draw-in groove between described projection; The cover plate that described input axle sleeve comprises input axle sleeve body and is fixedly connected with input axle sleeve body, described cover plate is provided with the cover plate projection suitable with described draw-in groove.
3. power transmission apparatus of washing machines according to claim 2, it is characterized in that: in the middle of described cover plate, be provided with a cover plate through hole, described cover plate through hole extends to form an extending seat downwards, and described input axle sleeve body upper end to embed in described extending seat and is fixedly connected with it.
4. power transmission apparatus of washing machines according to claim 1, it is characterized in that: described planet carrier comprises upper planet support body and lower planet support body, described upper planet support body is fixedly connected with by some fixing columns with lower planet support body, the first through hole is provided with in the middle of described upper planet support body, the centre of described lower planet support body is provided with the second through hole, described fixing column and upper planet support body one-body molded, described fixing column lower end is provided with projection, described projection is provided with riveted holes, described lower planet support body is provided with some third through-holes, described projection to be placed in third through-hole and to be riveted mutually by riveted holes and lower planet support body.
5. power transmission apparatus of washing machines according to claim 4, is characterized in that: the lower surface of described upper planet support body and the upper surface of lower planet support body are provided with the boss of some mutual correspondences, and described boss is provided with fixed hole.
6. power transmission apparatus of washing machines according to claim 5, is characterized in that: described boss is round table-like.
7. according to the arbitrary described power transmission apparatus of washing machines of claim 4-6, it is characterized in that: described fixing column is triangular prism shape, arc-shaped transition between three sides of described fixing column, in described fixing column, the side of the first through hole is that plane is arranged dorsad, and two other side is that indent arc is arranged.
8. power transmission apparatus of washing machines according to claim 4, it is characterized in that: described upper planet support body upper surface is convexly equipped with connecting base, the cross section of described connecting base is trapezoidal, described connecting base is hollow shape and is connected with the first through hole, be provided with spline in described connecting base, described output shaft is fixedly connected with by spline with described connecting base.
9. power transmission apparatus of washing machines according to claim 2, is characterized in that: described ring gear maintainance set lower end is provided with flange, and described flange is riveted mutually with described cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520691246.8U CN204921861U (en) | 2015-08-31 | 2015-08-31 | Washing machine transmissions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520691246.8U CN204921861U (en) | 2015-08-31 | 2015-08-31 | Washing machine transmissions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921861U true CN204921861U (en) | 2015-12-30 |
Family
ID=54970990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520691246.8U Active CN204921861U (en) | 2015-08-31 | 2015-08-31 | Washing machine transmissions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204921861U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489753A (en) * | 2017-09-08 | 2017-12-19 | 于士伟 | A kind of planet carrier, epicyclic train and reduction gear |
| CN107985927A (en) * | 2017-11-30 | 2018-05-04 | 台邦电机工业集团有限公司 | A kind of planetary reduction gear formula motorized pulleys |
| US10465329B2 (en) | 2016-10-14 | 2019-11-05 | Whirlpool Corporation | Laundry treating appliance with helical drive mechanism |
-
2015
- 2015-08-31 CN CN201520691246.8U patent/CN204921861U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10465329B2 (en) | 2016-10-14 | 2019-11-05 | Whirlpool Corporation | Laundry treating appliance with helical drive mechanism |
| CN107489753A (en) * | 2017-09-08 | 2017-12-19 | 于士伟 | A kind of planet carrier, epicyclic train and reduction gear |
| CN107985927A (en) * | 2017-11-30 | 2018-05-04 | 台邦电机工业集团有限公司 | A kind of planetary reduction gear formula motorized pulleys |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204921861U (en) | Washing machine transmissions | |
| CN210097414U (en) | Experimental device of mixing and dissolving of pharmacy | |
| CN204092510U (en) | A kind of Ultrathin massaging movement and use the masseur of this movement | |
| CN106499774B (en) | A kind of transmission decelerating device | |
| CN102535103A (en) | Two-way driving gear reducer and washing machine with same | |
| CN203453430U (en) | A double-shaft stirring mixer driving device | |
| CN203051638U (en) | Novel cycloidal pin wheel speed reducer | |
| CN104061295B (en) | Rub planetary reduction gear | |
| CN204919093U (en) | Drive shaft mounting structure among washing machine transmissions | |
| CN203404317U (en) | Reduction gear box | |
| CN203494448U (en) | Material mixing device in powder metallurgy | |
| CN204420034U (en) | Force pushing type gear | |
| CN203469836U (en) | Novel electric feed mixing and stirring machine | |
| CN202124755U (en) | Bidirectional driving gear speed reducer | |
| CN209860733U (en) | Generator structure capable of reducing input kinetic energy | |
| CN204921942U (en) | A planet carrier for among washing machine transmissions | |
| CN205000145U (en) | Ring gear among washing machine transmissions keeps set subassembly with ring gear | |
| CN202781183U (en) | Wrist part transmission mechanism for low load industrial robot | |
| CN106422945A (en) | Stirrer power device | |
| CN204919092U (en) | Ring gear and input shaft cover subassembly among washing machine transmissions | |
| CN206615687U (en) | A kind of tension mechanism of belt feeder | |
| CN200975441Y (en) | Component force Speed changing box of laundry machine | |
| CN105065594B (en) | Circumferentially rod gear | |
| CN205845383U (en) | Planetary gear of decelerator transmission teaching appliance | |
| CN206279825U (en) | A kind of transmission device of vertical circulation multi-storied garage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |