CN214060989U - Belt pulley structure for washing machine and washing machine - Google Patents
Belt pulley structure for washing machine and washing machine Download PDFInfo
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- CN214060989U CN214060989U CN202022382411.5U CN202022382411U CN214060989U CN 214060989 U CN214060989 U CN 214060989U CN 202022382411 U CN202022382411 U CN 202022382411U CN 214060989 U CN214060989 U CN 214060989U
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- belt pulley
- shaft
- washing machine
- pulley
- motor shaft
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Abstract
The utility model discloses a belt pulley structure for washing machine relates to washing machine subassembly technical field. The utility model comprises a motor shaft and a belt pulley, wherein one end part of the motor shaft is a connecting part, and the end part of the connecting part is provided with a chamfer; the belt pulley comprises a belt pulley shaft, shaft holes distributed along the axial direction are formed in the belt pulley shaft, and screw holes communicated with the shaft holes are formed in the side surface of the belt pulley shaft; connecting portion cooperation is installed in the shaft hole, and the port in shaft hole is equipped with the spacing arch of injecing connecting portion and stretching out simultaneously to accomplish the fixed to connecting portion through the screw of installing in the shaft hole. The utility model discloses a chamfer and spacing arch are mutually supported and have been realized accurate and motor shaft location to having made things convenient for production, having practiced thrift manufacturing cost, the belt pulley is from taking location structure, can with the motor shaft one-to-one, accurate location, can promote production efficiency, save the cost of labor, reduce the artifical deviation contingency that causes.
Description
Technical Field
The utility model belongs to the technical field of washing machine subassembly, especially, relate to a belt pulley structure for washing machine.
Background
A washing machine is a cleaning appliance for washing laundry using mechanical action of electric energy generation, and a pulsator washing machine is one of the most common types of washing machines. The structural operation principle of the impeller type washing machine is that the washing machine is powered on, a user controls a computer board to power on a washing motor, a motor shaft rotates to drive a belt pulley to rotate, the torque of the washing motor is transmitted to a belt pulley of a clutch through a belt to drive the belt pulley to rotate, so that an impeller is driven to rotate, and after clothes in a washing barrel are soaked, the impeller rotates to drive water flow to the left and the right, so that the effect similar to manual clothes rubbing is achieved.
The belt pulley and the motor shaft are fastened by a screw containing a fastening agent. In the general pulsator washing machine on the market, the center of the belt pulley is of a through hole structure, and during production, a motor shaft firstly penetrates through the belt pulley, then the top surface of the motor shaft and the top surface of the belt pulley are manually leveled, and then a screw is screwed down. The mounting mode has obvious defects, firstly, the accidental deviation can occur by manual leveling, so that the actual leveling is not achieved, the height difference exists between the belt pulley and the belt wheel, and the belt inclines during operation, so that potential safety hazards are caused; secondly, the production steps are required to be added depending on the manual work, which causes the increase of the production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a belt pulley structure for washing machine has realized accurate and motor shaft location through the chamfer mutually supporting with spacing arch to having made things convenient for production, having practiced thrift manufacturing cost, the belt pulley can be with the motor shaft one-to-one matching from taking location structure, pinpoints, can promote production efficiency, saves the cost of labor, reduces the artifical deviation contingency that causes, has solved the relevant problem of proposing among the background art.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a belt pulley structure for a washing machine, which comprises a motor shaft and a belt pulley, wherein one end part of the motor shaft is a connecting part, and the end part of the connecting part is provided with a chamfer; the belt pulley comprises a belt pulley shaft, shaft holes distributed along the axial direction are formed in the belt pulley shaft, and screw holes communicated with the shaft holes are formed in the side face of the belt pulley shaft; the connecting portion is installed in the shaft hole in a matched mode, meanwhile, a limiting bulge limiting the extending of the connecting portion is arranged at the port of the shaft hole, and the connecting portion is fixed through a screw installed in the shaft hole.
Furthermore, the connecting part is of a prism structure, and the peripheral side surface of the prism is a smooth surface.
Further, the belt pulley also comprises a belt pulley body and a wind wheel, the belt pulley shaft is fixed in the middle of one end face of the wind wheel, and the belt pulley body is sleeved on the outer side of the belt pulley shaft.
The washing machine with the motor shaft and the belt pulley comprises a barrel body, wherein the barrel body is provided with the washing motor, the motor shaft of the washing motor is fixedly provided with the belt pulley, and the belt pulley is in transmission connection with a large belt pulley arranged on the bottom surface of the barrel body through a belt.
The utility model discloses following beneficial effect has:
the utility model discloses a chamfer and spacing arch are mutually supported and have been realized accurate and motor shaft location to having made things convenient for production, having practiced thrift manufacturing cost, the belt pulley is from taking location structure, can with the motor shaft one-to-one, accurate location, can promote production efficiency, save the cost of labor, reduce the artifical deviation contingency that causes.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the belt pulley and the motor shaft of the present invention;
fig. 2 is a schematic view of the structure of the section a-of fig. 1 according to the present invention;
FIG. 3 is a schematic view of the structure of the belt pulley of the present invention;
fig. 4 is a schematic view of the cross-sectional structure B-B of fig. 3 according to the present invention;
FIG. 5 is a schematic view of a motor shaft structure of the present invention;
FIG. 6 is a schematic view of the bottom structure of the washing machine barrel of the present invention;
FIG. 7 is a schematic side view of the washing machine barrel of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-motor shaft, 11-connecting part, 12-chamfer, 2-belt pulley, 21-belt pulley shaft, 211-screw hole, 212-shaft hole, 213-limiting bulge, 22-belt pulley body, 23-wind wheel, 3-screw, 4-belt, 5-big belt pulley and 6-washing motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-7, the present invention relates to a belt pulley structure for a washing machine, which comprises a motor shaft 1 and a belt pulley 2, wherein an end of the motor shaft 1 is a connecting portion 11, and an end of the connecting portion 11 is provided with a chamfer 12; the belt pulley 2 comprises a belt pulley shaft 21, shaft holes 212 distributed along the axial direction are formed in the belt pulley shaft 21, and screw holes 211 communicated with the shaft holes 212 are formed in the side face of the belt pulley shaft 21; the connecting portion 11 is fittingly installed in the shaft hole 212, while the end of the shaft hole 212 is provided with a limit protrusion 213 for limiting the extension of the connecting portion 11, and the fixing of the connecting portion 11 is completed by the screw 3 installed in the shaft hole 212.
The connecting part 11 is a prism structure, and the peripheral side surface of the prism is a smooth surface; the belt pulley 2 further comprises a belt pulley body 22 and a wind wheel 23, the belt pulley shaft 21 is fixed in the middle of one end face of the wind wheel 23, and the belt pulley body 22 is sleeved on the outer side of the belt pulley shaft 21.
The washing machine with the motor shaft 1 and the belt pulley 2 comprises a barrel body, wherein the barrel body is provided with a washing motor 6, the motor shaft 1 of the washing motor 6 is fixedly provided with the belt pulley 2, and the belt pulley 2 is in transmission connection with a large belt pulley 5 arranged on the bottom surface of the barrel body through a belt 4.
The connecting part 11 is matched and installed in the shaft hole 212, and the angles and the depths of the four surfaces are consistent, so that the assembly requirement that workers need to be positioned in the direction during production is avoided. The limiting bulge 213 of the belt pulley 2 is an inward arc surface to form a circular hole, the end of the connecting part 11 is provided with a circular end surface with a chamfer 12, the diameter of the circular end surface is larger than that of the circular hole of the shaft hole 212, after the connecting part 11 enters the shaft hole 212, the limiting bulge 213 can penetrate out the connecting part 11, and after a worker fastens the limiting bulge through the screw 3, the up-and-down positioning of the motor shaft 1 and the belt pulley 2 is realized.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. A pulley structure for washing machine, includes motor shaft (1) and belt pulley (2), its characterized in that:
one end part of the motor shaft (1) is a connecting part (11), and a chamfer (12) is formed at the end part of the connecting part (11);
the belt pulley (2) comprises a belt pulley shaft (21), shaft holes (212) distributed along the axial direction are formed in the belt pulley shaft (21), and screw holes (211) communicated with the shaft holes (212) are formed in the side face of the belt pulley shaft (21);
connecting portion (11) cooperation is installed in shaft hole (212), simultaneously the port in shaft hole (212) is equipped with spacing arch (213) of injecing connecting portion (11) and stretching out to accomplish the fixed to connecting portion (11) through installing screw (3) in shaft hole (212).
2. A pulley structure for washing machines according to claim 1, characterized in that said connection portion (11) is of prismatic structure, the peripheral face of which is smooth.
3. A pulley structure for a washing machine according to claim 1, characterized in that the pulley (2) further comprises a pulley body (22) and a wind wheel (23), the pulley shaft (21) is fixed at a middle position of an end surface of the wind wheel (23), and the pulley body (22) is sleeved outside the pulley shaft (21).
4. A washing machine equipped with a belt pulley structure for a washing machine according to any one of claims 1 to 3, characterized by comprising a tub, wherein the tub is equipped with a washing motor (6), a motor shaft (1) of the washing motor (6) is fixedly equipped with a belt pulley (2), and the belt pulley (2) is in belt transmission connection with a large belt pulley (5) installed on the bottom surface of the tub through a belt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022382411.5U CN214060989U (en) | 2020-10-23 | 2020-10-23 | Belt pulley structure for washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022382411.5U CN214060989U (en) | 2020-10-23 | 2020-10-23 | Belt pulley structure for washing machine and washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214060989U true CN214060989U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022382411.5U Active CN214060989U (en) | 2020-10-23 | 2020-10-23 | Belt pulley structure for washing machine and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214060989U (en) |
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2020
- 2020-10-23 CN CN202022382411.5U patent/CN214060989U/en active Active
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