CN211256397U - Washing machine shaft assembly for drum washing machine - Google Patents
Washing machine shaft assembly for drum washing machine Download PDFInfo
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- CN211256397U CN211256397U CN201921748825.6U CN201921748825U CN211256397U CN 211256397 U CN211256397 U CN 211256397U CN 201921748825 U CN201921748825 U CN 201921748825U CN 211256397 U CN211256397 U CN 211256397U
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- 238000005406 washing Methods 0.000 title claims abstract description 80
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000011161 development Methods 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a washing machine shaft assembly for a drum washing machine, which comprises a shaft, a bearing, an oil seal and a bearing seat, wherein the shaft comprises a shaft tail for fixing the shaft, a shaft body for being matched with the oil seal, a shaft neck for being matched with the bearing and a shaft head for fixing a belt pulley; the shaft tail, the shaft body, the shaft neck and the shaft head are integrally formed, the number of the bearings is 1, and the bearing pedestal is sleeved on the periphery side of the bearing; the washing machine shaft assembly provided by the utility model only adopts one bearing, compared with the existing washing machine shaft assembly with two bearings, the assembly process of the washing machine shaft assembly is simpler, and the assembly efficiency can be greatly improved; the bearing accommodating space of the bearing seat matched with the bearing is reduced by one time, on one hand, the transverse length of the shaft of the washing machine can be effectively reduced, and the development of the washing machine with thinner width is facilitated; on the other hand, the use of materials can be greatly reduced, and the material cost of the shaft assembly is reduced.
Description
Technical Field
The utility model belongs to the technical field of washing machine makes, especially, relate to a washing machine axle subassembly for drum type washing machine.
Background
The washing machine shaft assembly of the present drum washing machine comprises a shaft, a shaft sleeve, an oil seal, a bearing seat embedded into a rear outer cylinder, two deep groove ball bearings, a belt pulley or a DD motor, wherein the structure needs the shaft to have enough length to bear the two bearings, and then the bearing seat needs enough space to accommodate the two bearings; in addition, the above structure cannot satisfy the demand for developing a thinner washing machine because the length of the shaft is relatively long.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a washing machine axle subassembly for drum type washing machine, not only can make washing machine thinner, can also simplify assembly process to reduce the material cost of axle and bearing frame.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a washing machine shaft assembly for a drum washing machine, which comprises a shaft, a bearing, an oil seal and a bearing seat, wherein the shaft comprises a shaft tail for fixing the shaft on an inner barrel of the washing machine, a shaft body for being matched with the oil seal, a shaft neck for being matched with the bearing and a shaft head for fixing a belt pulley; the shaft tail, the shaft body, the shaft neck and the shaft head are integrally formed, the number of the bearings is 1, and the bearing pedestal is sleeved on the periphery side of the bearing.
Further, the bearing housing is provided with a bearing accommodating cavity which can accommodate only 1 bearing.
Further, the diameter of the shaft tail is larger than that of the shaft body, the diameter of the shaft body is larger than that of the shaft neck, and the diameter of the shaft neck is larger than that of the shaft head.
Further, the length of the shaft tail is smaller than that of the shaft neck, the length of the shaft neck is smaller than that of the shaft head, and the length of the shaft neck is smaller than that of the shaft body.
Furthermore, the periphery of the shaft tail is provided with a bolt hole for fixing the shaft on the inner drum of the washing machine.
Further, the bearing is one of a cylindrical roller bearing, a double-row deep groove ball bearing and a tapered roller bearing.
Further, the periphery of the shaft head is provided with threads.
Further, the end part of the shaft head is provided with a nut matched with the thread.
Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage: the washing machine shaft assembly provided by the utility model only adopts one bearing, compared with the existing washing machine shaft assembly with two bearings, the assembly process of the washing machine shaft assembly is simpler and more efficient, and the assembly efficiency can be greatly improved; the bearing accommodating space of the bearing seat matched with the bearing is reduced by one time, on one hand, the transverse length of the shaft of the washing machine can be effectively reduced, and the development of the washing machine with thinner width is facilitated; on the other hand, due to the reduction of the number of the bearings and the reduction of the bearing accommodating space of the bearing seat, the use of materials of the washing machine shaft assembly can be greatly reduced, and the material cost of the washing machine shaft assembly is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a sectional view of a shaft assembly structure of a drum type washing machine in the prior art;
FIG. 2 is a sectional view showing a shaft assembly structure of the drum type washing machine in the embodiment;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
Wherein: 11-a first shaft; 12-a first oil seal; 13-a first bearing seat; 14-a first bearing; 15-a second bearing; 21-inner cylinder; 22-front outer cylinder; 23-rear outer cylinder; 24-a belt pulley; 31-a second axis; 314-shaft tail; 315-shaft body; 316-journal; 317-shaft head 32-second oil seal; 33-a second bearing seat; 34-a third bearing; 35-bolt holes; 36-nut.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.
The utility model provides a washing machine shaft assembly for a drum washing machine, which comprises a shaft, a bearing, an oil seal and a bearing seat, wherein the shaft comprises a shaft tail for fixing the shaft on an inner barrel of the washing machine, a shaft body for being matched with the oil seal, a shaft neck for being matched with the bearing and a shaft head for fixing a belt pulley; the shaft tail, the shaft body, the shaft neck and the shaft head are integrally formed, the number of the bearings is 1, and the bearing pedestal is sleeved on the periphery side of the bearing.
The bearing frame is provided with the bearing that only can hold 1 bearing and holds the chamber, and above-mentioned setting not only can effectively reduce the horizontal width of bearing, can promote the assembly efficiency of bearing frame moreover.
The diameter of the shaft tail is larger than that of the shaft body, the diameter of the shaft body is larger than that of the shaft neck, and the diameter of the shaft neck is larger than that of the shaft head. The structural arrangement of the washing machine shaft provides structural support for developing a washing machine shaft assembly with only one bearing.
The length of the shaft tail is smaller than that of the shaft neck, the length of the shaft neck is smaller than that of the shaft head, and the length of the shaft neck is smaller than that of the shaft body.
And bolt holes for fixing the shaft to the inner barrel of the washing machine are formed in the periphery of the shaft tail. The bolt holes are matched with the bolts to fixedly connect the shaft of the washing machine with the inner cylinder of the washing machine.
The bearing is selected from one of a cylindrical roller bearing, a double-row deep groove ball bearing and a tapered roller bearing, and according to the design specification of the drum washing machine, a person skilled in the art can select a proper bearing according to the actual design requirement.
The periphery of the shaft head is also provided with threads.
The end part of the shaft head is also provided with a nut matched with the thread. The threads mate with the nuts to secure the pulley or DD motor to the end of the washing machine shaft.
The present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1, fig. 1 is a sectional view of a shaft assembly structure of a drum washing machine in the prior art, and includes a first shaft 11, a first oil seal 12, a first bearing seat 13, a first bearing 14 and a second bearing 15. The above-mentioned existing washing machine shaft assembly structure has the following defects: on the material side, the first shaft 11 with a longer size, the first bearing seat 13 with a larger number of bearings (2 bearings) and a larger accommodating space all result in relatively higher material cost for manufacturing the washing machine shaft assembly; in the aspect of process, the first shaft 11 with a longer size and the first bearing seat 13 with a larger bearing accommodating space have higher processing requirements and higher processing difficulty; in the aspect of component assembly, the bearings 11 are arranged, so that the installation procedures are relatively more, and the installation efficiency is lower; in the aspect of product development, the longer shaft 11 and the larger number of bearings 13 are not favorable for the development of thinner washing machine products.
For solving the defect and not enough that exist among the above-mentioned current drum type washing machine, the utility model provides a washing machine axle subassembly for drum type washing machine, concrete technical scheme is as follows:
as shown in fig. 2, the drum washing machine includes: the washing machine comprises an inner barrel 21, a front outer barrel 22 and a rear outer barrel 23 which are arranged outside the inner barrel, a washing machine shaft assembly is arranged at the center of the rear outer barrel 23, and the left end of the washing machine shaft assembly is fixedly connected with the inner barrel by adopting a screw, for example.
As shown in fig. 3, the utility model provides a pair of a washing machine axle subassembly for drum type washing machine, washing machine axle subassembly includes secondary shaft 31, second oil blanket 32, secondary bearing seat 33 and third bearing 34, axle 31 includes axle tail 314, axle body 315, axle journal 316 and spindle nose 317, axle tail 314, axle body 315, axle journal 316 and spindle nose 317 are integrated into one piece structure, and the intensity of secondary shaft 31 itself can effectively be increased to the integrated into one piece structure.
The diameter of axle tail 314 is greater than the diameter of axle body 315, the diameter of axle body 315 is greater than the diameter of axle journal 316, the diameter of axle journal 316 is greater than the diameter of axle head 317, the structure setting that the diameter of above-mentioned axle tail to axle head reduces in proper order can make second axle 31 itself under shorter length, realizes that a bearing can accomplish the fixed of axle, and then has effectively reduced the assembled part quantity of washing machine axle subassembly.
Because the number of the bearings is reduced to one, the bearing accommodating space of the bearing seat matched with the fixed bearing is also reduced, and the transverse width of the corresponding bearing seat is also reduced, the improvement can effectively reduce the use amount of the material of the washing machine shaft assembly, and reduce the material cost of the washing machine shaft assembly.
Because the reduction of the length of the shaft, the reduction of the number of the bearings and the reduction of the transverse width of the bearing seat, the assembly process of the shaft assembly of the washing machine in the assembly process is more simple: only need assemble a bearing and a bearing frame promptly, the distance that bearing and bearing frame got into the axle is also shorter, can practice thrift the assemble duration, and then promotes assembly efficiency.
The periphery of the shaft tail 314 is provided with bolt holes 35 for fixing the second shaft 31 to the inner drum of the washing machine, preferably, the number of the bolt holes 35 is 6 (not shown in the figure); the second oil blanket 32 sealing sleeve is located the periphery of axle body 315, third bearing 34 with axle journal 316 interference fit, second bearing seat 33 sets up the periphery of third bearing 34, the spindle nose 317 periphery set up with spindle nose 317 tip screw-thread fit's nut 36, nut 36 is used for fixed pulley 24.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (8)
1. A washing machine shaft assembly for a drum washing machine is characterized by comprising a shaft, a bearing, an oil seal and a bearing seat, wherein the shaft comprises a shaft tail for fixing the shaft on an inner drum of the washing machine, a shaft body for being matched with the oil seal, a shaft neck for being matched with the bearing and a shaft head for fixing a belt pulley; the shaft tail, the shaft body, the shaft neck and the shaft head are integrally formed, the number of the bearings is 1, and the bearing pedestal is sleeved on the periphery side of the bearing.
2. The washing machine shaft assembly for a drum washing machine according to claim 1, wherein the bearing housing is provided with a bearing receiving cavity that can receive 1 bearing.
3. A washing machine shaft assembly for a drum washing machine according to claim 2, characterized in that the diameter of the shaft tail is greater than the diameter of the shaft body, the diameter of the shaft body is greater than the diameter of the shaft journal, and the diameter of the shaft journal is greater than the diameter of the shaft head.
4. A washing machine shaft assembly for a drum washing machine according to claim 3, characterized in that the length of the shaft tail is less than the length of the shaft journal, the length of the shaft journal is less than the length of the shaft head, and the length of the shaft journal is less than the length of the shaft body.
5. A washing machine shaft assembly for a drum washing machine according to claim 4, characterized in that the periphery of the shaft tail is provided with bolt holes for fixing the shaft to the inner drum of the washing machine.
6. A washing machine shaft assembly for a drum washing machine according to claim 5, characterized in that the bearing is one of a cylindrical roller bearing, a double row deep groove ball bearing and a tapered roller bearing.
7. The washing machine shaft assembly for a drum washing machine according to claim 6, wherein the outer circumference of the shaft head is provided with a screw thread.
8. A washing machine shaft assembly for a drum washing machine according to claim 7, characterized in that the end of the shaft head is provided with a nut which is fitted with the thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921748825.6U CN211256397U (en) | 2019-10-17 | 2019-10-17 | Washing machine shaft assembly for drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921748825.6U CN211256397U (en) | 2019-10-17 | 2019-10-17 | Washing machine shaft assembly for drum washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211256397U true CN211256397U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921748825.6U Expired - Fee Related CN211256397U (en) | 2019-10-17 | 2019-10-17 | Washing machine shaft assembly for drum washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211256397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644197A (en) * | 2019-10-17 | 2020-01-03 | 苏州尼昂科技有限公司 | Washing machine shaft assembly for drum washing machine |
-
2019
- 2019-10-17 CN CN201921748825.6U patent/CN211256397U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644197A (en) * | 2019-10-17 | 2020-01-03 | 苏州尼昂科技有限公司 | Washing machine shaft assembly for drum washing machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |