CN217149629U

CN217149629U - Floating clutch and washing machine

Info

Publication number: CN217149629U
Application number: CN202123173622.9U
Authority: CN
Inventors: 徐群; 刘永胜
Original assignee: Zhejiang Sharbo Electrical Appliance Co ltd
Current assignee: Zhejiang Sharbo Electrical Appliance Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-09
Anticipated expiration: 2031-12-16

Abstract

Floating clutch, which comprises a housin, the input shaft, washing axle and dehydration axle, the one end of input shaft is connected with the belt pulley, separation and reunion axle subassembly includes the separation and reunion axle and the braked wheel of integral type, the outside cover of braked wheel is equipped with the braking cover, the cover is equipped with the floating disc on the input shaft, be equipped with outer groove tooth on the floating disc, be equipped with first tooth's socket on the belt pulley, be connected with the spring between the one end of floating disc and the casing, the second tooth's socket has been seted up on the lateral wall of separation and reunion axle, be equipped with interior groove tooth on the inside wall of floating disc, the switching of washing and dehydration action is realized through the slip of floating disc. The utility model also discloses a washing machine of adopting above-mentioned floating clutch, the utility model discloses a floating clutch structure makes the switching between the different modes of washing machine more convenient, can improve washing machine clutch's life and reduce manufacturing cost.

Description

Floating clutch and washing machine

Technical Field

The utility model belongs to the technical field of washing machine, especially floating clutch and washing machine.

Background

The existing clutch of the impeller type washing machine drives the ratchet wheel to move by poking the swing rod, thereby realizing the interconversion of the dehydration and the washing of the washing machine. The torsion spring may be broken under long-term operation, thereby affecting the service life of the clutch.

In addition, all parts of the clutch at the present stage are made of metal parts, so that the manufacturing cost is high.

It is therefore desirable to provide a new clutch design that increases the useful life of the clutch and reduces manufacturing costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a floating clutch and washing machine adopts floating clutch structure, makes the switching between the different modes of washing machine more convenient, can improve the life of washing machine clutch and reduce manufacturing cost.

The utility model provides a floating clutch, the technical proposal for solving the technical problems comprises a shell, an input shaft, a washing shaft and a dewatering shaft are arranged on the shell, one end of the input shaft is connected with a belt pulley, a clutch shaft component is sleeved on the input shaft and comprises a clutch shaft and a brake wheel, a brake sleeve is sleeved outside the brake wheel, a floating disc sleeved on the clutch shaft is arranged at one side of the input shaft close to the belt pulley, the floating disc is connected in a sliding way along the axial direction of the clutch shaft, outer groove teeth are arranged on the end surface of the floating disc facing the belt pulley, a first tooth groove matched with the outer groove teeth is arranged on the belt pulley, a spring is connected between one end of the floating disc and the shell, a second tooth groove is arranged on the outer side wall of the clutch shaft, inner groove teeth matched with the second tooth groove are arranged on the inner side wall of the floating disc, the floating disc slides to and when the belt pulley breaks away from, the brake sleeve holds tightly clutch assembly and input shaft drive the washing axle rotates, when the floating disc with the belt pulley is occluded, the input shaft drives the dehydration axle through clutch assembly and rotates, and then realizes the switching of washing and dehydration action through the slip of floating disc.

Preferably, be fixed with the base on the casing, install the pressure disk of rotating the connection on the base, still including being used for the pulling pressure disk pivoted brake lever, be equipped with first inclined plane on the pressure disk terminal surface, be equipped with the second inclined plane that corresponds with first inclined plane on the base, the rotation of pressure disk can produce the displacement along axial direction under the effect on first inclined plane and second inclined plane, the pressure disk can drive floating plate endwise slip.

Preferably, a pressing plate is arranged on the pressing plate, a boss is arranged at one end of the floating plate, the pressing plate is located at the lower portion of the boss, the floating plate can be pulled to move upwards to be separated from the belt pulley through the pressing plate when the pressing plate rotates, and the floating plate moves downwards under the action of the spring to be meshed with the belt pulley when the pressing plate rotates reversely; the rotating angle range of the pressure plate is 45-60 degrees, and the maximum sliding distance of the floating plate along the axial direction is 8-10 mm.

Preferably, a planetary gear assembly is connected between the input shaft and the washing shaft, the dewatering shaft is sleeved on the washing shaft, and a bearing is installed between the dewatering shaft and the housing.

Preferably, both side surfaces of the inner groove teeth on the floating disc are inclined planes, the angle of each inclined plane is 3-5 degrees, and the side wall of the second tooth groove on the clutch shaft is provided with an inclined plane corresponding to the inner groove teeth.

Preferably, the side surface of the outer groove tooth on the floating disc is of a 3-5-degree inclined surface structure, the thickness of the narrowest part of the outer groove tooth is 5mm, and the side surface of the first tooth groove on the belt pulley is provided with an inclined surface structure matched with the outer groove tooth.

Preferably, the pulley is made of plastic.

Preferably, be equipped with on the lateral wall of pressure disk and stir the earrings, stir one side of earrings and be equipped with the fender hook, keep off the hook through the effect restriction of keeping out with the mounting the rotation range of pressure disk.

Preferably, the clutch shaft and the brake wheel are of an integrated structure.

The utility model also discloses a washing machine of the floating clutch of using above-mentioned.

To sum up, the utility model discloses utilize base, floating plate, pressure disk trinity's structure to replace original ratchet structure, through reciprocating of floating plate realize with the separation from and the interlock of belt pulley, realization washing machine washing that can be fine and the switching between the dehydration action through the design of each part self structure moreover for whole clutch has also had certain guarantee in intensity, and stability is better.

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 an overall assembly view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a structural view of the belt pulley of the present invention;

FIG. 4 is a structural view of the floating plate of the present invention;

FIG. 5 is a view showing the structure of a platen according to the present invention;

FIG. 6 is a view showing a structure of a platen according to the present invention;

fig. 7 is a structure view of the clutch shaft assembly of the present invention;

fig. 8 is a view of the base structure of the present invention.

In the figure;

1. a housing; 2. an input shaft; 3. washing the shaft; 4. a dewatering shaft; 5. a belt pulley; 6. a clutch shaft; 7. a brake wheel; 8. a brake sleeve; 9. a floating plate; 10. outer groove teeth; 11. a first tooth slot; 12. a spring; 13. a second tooth slot; 14. inner groove teeth; 15. a platen; 16. a first inclined plane; 17. a second inclined plane; 18. pressing a plate; 19. a planetary gear assembly; 20. the earrings are pulled; 21. a stop hook; 22. a base.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

One embodiment of the utility model provides a, a floating clutch is provided, as shown in fig. 1-8, including casing 1, be equipped with input shaft 2, washing axle 3 and dehydration axle 4 on casing 1, the one end of input shaft 2 is connected with belt pulley 5, and the key-type connection is between belt pulley 5 and the input shaft 2, has cup jointed the separation and reunion axle subassembly on input shaft 2, the separation and reunion axle subassembly includes separation and reunion axle 6 and braked wheel 7, the utility model discloses in separation and reunion axle 6 with braked wheel 7 formula structure as an organic whole, make overall structure compacter, stabilize wherein brake cover 8 is the iron ring, when using, the brake band produces the friction effect through holding tightly the iron ring and realizes the braking; be equipped with the floating plate 9 of suit on separation and reunion axle 6 in one side that is close to belt pulley 5 at input shaft 2, floating plate 9 is along separation and reunion axle 6's axial direction sliding connection, floating plate 9 is equipped with outer groove tooth 10 on the terminal surface towards belt pulley 5, be equipped with on belt pulley 5 with the first tooth's socket 11 of outer groove tooth 10 complex, be connected with spring 12 between floating plate 9's the up end and the casing 1, second tooth's socket 13 has been seted up on the lateral wall of separation and reunion axle 6, be equipped with on floating plate 9's the inside wall with second tooth's socket 13 complex inner groove tooth 14.

When the utility model is used in concrete, the switching between washing and dewatering actions is realized by the sliding of the floating disc 9 in the axial direction, wherein the sliding of the floating disc 9 is controlled by the pressure plate 15 and the spring 12, and when the utility model is actually installed, the belt pulley 5, the floating disc 9 and the pressure plate 15 are arranged in sequence in the axial direction; in addition, a tractor is also arranged in the washing machine for realizing the switching of different action modes, and the specific embodiment is as follows; 1. washing: the working state of the clutch is that the tractor is at the initial position, the brake wheel 7 is tightly held by the brake belt (tightly holding the brake sleeve 8), and the dewatering shaft 4 can not be driven by the input shaft 2 to rotate; the pressure plate 15 is tightly attached to the end face of the pillow block of the floating plate 9 through the pressure plate 18 to limit the floating plate 9, the floating plate 9 is located at a high position, the spring 12 is in a compressed state, the floating plate 9 and the belt pulley 5 are in a separated state, and the motor drives the belt pulley 5 to drive the washing shaft 3 to rotate forwards and reversely through the planetary gear assembly, so that the washing function is realized (wherein the planetary gear assembly is arranged inside the brake wheel, teeth meshed with the planetary gear are arranged inside the brake wheel, and thus the input shaft 2 can drive the washing shaft 3 to rotate after the brake wheel 7 is tightly held); 2. and (3) dehydrating: the tractor is electrified to pull the drain valve, a pull ring on the drain valve pulls a brake rod to enable the pressure plate 15 to rotate by an angle of 45-60 degrees, the rotation of the pressure plate 15 can remove the limiting effect of the pressure plate 18 on the floating disc 9, and at the moment, the floating disc 9 moves downwards by 8-10mm under the action of self gravity and the elasticity of the spring 12 and then is bonded with the key groove of the belt pulley 5. The washing machine motor drives the belt pulley 5 to rotate, so that the floating disc 9 drives the clutch shaft assembly and the dewatering shaft 4 to rotate, and the dewatering function is realized.

One embodiment of the utility model is that a base 22 is fixed on the housing 1, the pressure plate 15 is rotatably connected to the base 22, a first inclined plane 16 is arranged on one end surface of the pressure plate 15, a second inclined plane 17 corresponding to the first inclined plane 16 is arranged on the base 22, the rotation of the pressure plate 15 can generate displacement along the axial direction under the action of the first inclined plane 16 and the second inclined plane 17, a pressing plate 18 is arranged on the pressure plate 15, a boss is arranged at one end of the pressure plate 9, the pressing plate 18 is positioned at the lower part of the boss, so that the rotation of the pressure plate 15 can pull the pressure plate 9 to move upwards to separate from the belt pulley 5 through the pressing plate 18, the pressure plate 15 and the pressure plate 9 are pressed and attached together, and when the pressure plate 15 rotates reversely, the pressure plate 9 moves downwards under the action of the spring 12 to be engaged with the belt pulley 5; in the moving process, the rotating angle range of the pressure plate 15 is 45-60 degrees, and the maximum sliding distance of the floating plate 9 along the axial direction is 8-10 mm.

The utility model discloses well dehydration axle 4 suit is in on the washing axle 3, install the bearing between dehydration axle 4 and casing 1 and form to rotate and make the effect.

In order to facilitate the better axial slip that carries out along separation and reunion axle 6 of floating disc 9, the utility model discloses the both sides face of inner groove tooth 14 on the floating disc 9 is the inclined plane, and wherein the angle on inclined plane is 3-5, the lateral wall of the second tooth socket 13 on the separation and reunion axle 6 be equipped with the corresponding inclined plane of inner groove tooth 14, through the design on inclined plane, the gomphosis of the floating disc 9 of being convenient for and separation and reunion axle 6 in the same direction as, stability is better, reduces its fitting surface wearing and tearing simultaneously, improves life.

Similarly, the side surface of the outer groove tooth 10 on the floating disc 9 is of an inclined plane structure of 3-5 degrees, the thickness of the narrowest part of the outer groove tooth 10 is 5mm, and the side surface of the first tooth groove 11 on the belt pulley 5 is provided with the inclined plane structure matched with the outer groove tooth 10, so that the noise generated by tooth clamping or friction when the floating disc 9 is embedded with the belt pulley 5 can be reduced through the design of the inclined plane, the smooth screwing of the floating disc 9 is facilitated, and the stability is better; the abrasion of the floating disc 9 is reduced, and the service life is prolonged.

Utility model middle belt wheel 5 adopts plastics to make, for the metalwork, can reduce manufacturing cost.

In order to avoid pressure disk 15 to rotate the phenomenon that the volume of rotation too big caused the slippage base, the utility model discloses be equipped with on pressure disk 15's lateral wall and stir earrings 20, increased the structure of keeping off hook 21 in the one side of stirring earrings 20, at the actual studio, keep off hook 21 and can restrict pressure disk 15's rotation range through the effect of keeping off with the mounting, avoid appearing the landing phenomenon.

To sum up, the utility model discloses utilize base, floating plate 9, pressure disk 15 trinity's structure to replace original ratchet structure, through reciprocating of floating plate 9 realize with the breaking away from and the interlock of belt pulley 5, realization washing machine washing that can be fine and the switching between the dehydration action, moreover through the design of each part self structure for whole clutch has also had certain guarantee in intensity, and stability is better, simultaneously through the belt pulley 5 that adopts plastics to make, can reduce manufacturing cost.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. The floating clutch is characterized by comprising a shell, wherein an input shaft, a washing shaft and a dewatering shaft are arranged on the shell, one end of the input shaft is connected with a belt pulley, a clutch shaft assembly is sleeved on the input shaft and comprises a clutch shaft and a brake wheel, a brake sleeve is sleeved outside the brake wheel, a floating disc sleeved on the clutch shaft is arranged on one side of the input shaft close to the belt pulley and is connected with the floating disc in a sliding manner along the axial direction of the clutch shaft, outer groove teeth are arranged on the end surface of the floating disc facing the belt pulley, a first tooth groove matched with the outer groove teeth is arranged on the belt pulley, a spring is connected between one end of the floating disc and the shell, a second tooth groove is arranged on the outer side wall of the clutch shaft, inner groove teeth matched with the second tooth groove are arranged on the inner side wall of the floating disc, and when the floating disc slides to be separated from the belt pulley, the brake sleeve is tightly held on the clutch shaft assembly and the input shaft drives the washing shaft to rotate, when the floating disc is meshed with the belt pulley, the input shaft drives the dewatering shaft to rotate through the clutch shaft assembly, and then the washing and dewatering actions are switched through the sliding of the floating disc.

2. The floating clutch of claim 1, wherein the housing has a base, the base has a pressure plate rotatably connected thereto, the floating clutch further comprises a brake lever for pulling the pressure plate to rotate, a first inclined plane is disposed on one end of the pressure plate, a second inclined plane corresponding to the first inclined plane is disposed on the base, the rotation of the pressure plate can generate displacement along the axial direction under the action of the first inclined plane and the second inclined plane, and the pressure plate can drive the floating plate to axially slide.

3. The floating clutch of claim 2 wherein the pressure plate is provided with a pressure plate, the floating plate is provided with a pillow block at one end, the pressure plate is located at the lower part of the pillow block, the rotation of the pressure plate can pull the floating plate to move upwards to separate from the pulley by the pressure plate, and when the pressure plate rotates reversely, the floating plate moves downwards to engage with the pulley under the action of the spring; the rotating angle range of the pressure plate is 45-60 degrees, and the maximum sliding distance of the floating plate along the axial direction is 8-10 mm.

4. The floating clutch of claim 1 wherein a planetary gear assembly is connected between the input shaft and the washing shaft, the dewatering shaft is sleeved on the washing shaft, and a bearing is mounted between the dewatering shaft and the housing.

5. The floating clutch of claim 1 wherein both sides of the inner slot teeth on the floating plate are inclined planes, the angle of the inclined planes is 3-5 °, and the side wall of the second tooth slot on the clutch shaft is provided with an inclined plane corresponding to the inner slot teeth.

6. A floating clutch as claimed in claim 1, characterized in that the sides of the outer groove teeth on the floating disc are provided with a 3-5 ° ramp structure, the narrowest part of the outer groove teeth is 5mm thick, and the sides of the first tooth grooves on the pulley are provided with a ramp structure cooperating with the outer groove teeth.

7. A floating clutch as claimed in claim 1, characterized in that the pulley is made of plastic.

8. The floating clutch of claim 2 wherein the pressure plate has a toggle ear on the outer sidewall, and a catch hook on one side of the toggle ear limits the range of rotation of the pressure plate by resisting against the fastener.

9. The floating clutch of claim 1 wherein the clutch shaft and the brake wheel are a unitary structure.

10. Washing machine, characterized in that a floating clutch according to any of the claims 1-9 is applied.