CN220335507U - Disengageable transmission device applied to washing machine and washing machine thereof - Google Patents

Abstract

A detachable transmission device applied to a washing machine and the washing machine thereof are provided, the washing machine comprises a washing machine shell, a partition plate is arranged in the washing machine shell and divides the washing machine shell into a washing cavity and a mounting cavity, a driving disc is arranged in the washing cavity, a motor is arranged in the mounting cavity, and an output shaft of the motor at least partially stretches into the washing cavity and is connected with the driving disc. The detachable transmission device comprises a driving disc, a plurality of connecting blocks and a motor, wherein the driving disc is provided with a plurality of connecting blocks and is in transmission fit with the motor; the wave disc is provided with a first joint groove, and the joint block can be clamped into the first joint groove so that the driving disc and the wave disc are jointed and form transmission fit; a dewatering drum which is jointed on the wave disc. The utility model adopts the structural proposal that the wave disc (the dehydration barrel) can be taken down, which is beneficial to the cleaning and maintenance in the later period; on the other hand, after the laundry is washed, the pulsator (spin basket) may be used as a basket so that the user directly takes out and moves the laundry.

Description

Disengageable transmission device applied to washing machine and washing machine thereof

Technical Field

The utility model relates to the technical field of washing machines, in particular to a detachable transmission device applied to a washing machine and the washing machine.

Background

A washing machine is a cleaning appliance that washes laundry using electric power to generate mechanical action.

The pulsator washing machine is another type of washing machine, in which a pulsator is driven by a motor to rotate, and clothes continuously roll up and down along with water. The washing clothes are in a single barrel, a sleeve barrel and a double barrel. The washing machine has the advantages of simple structure, convenient maintenance and high washing rate, but has high wear rate on clothes and much water consumption. With the development of technology, a new water flow washing machine controlled by a computer is developed nowadays, and a large impeller, a concave impeller and the like are adopted. Has the advantages of small winding of clothes, uniform washing and low clothes loss rate.

In the existing double-drum or single-drum pulsator washing machine, two sets of power systems are often required to realize washing and dehydration functions, and the operation of the pulsator and the spin-drying drum is controlled respectively, but on one hand, the cost is greatly increased, on the other hand, the structure is more complicated, and a large amount of internal space of the machine body is occupied; in addition, the whole size of the washing machine is enlarged, a large amount of indoor space is occupied, and the washing machine is very unfriendly for houses such as small households, rents and the like. Moreover, when the pulsator washing machine leaves the factory, the motor and the pulsator of the pulsator washing machine form a fixed matching structure, and an ordinary user cannot detach the pulsator washing machine by himself in the using process, so that the defects are that: 1. the components such as the wave disc and the like cannot be disassembled and maintained, namely, after-sales personnel are required to process the components, so that the use cost is increased; 2, parts such as the wave disc cannot be washed, so that the clothes cleaning effect is poor; 3. the transmission structure is complex, the parts are more, the occupied space is large, and the cost is high.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a detachable transmission device applied to a washing machine and the washing machine thereof.

The technical scheme for solving the technical problems is as follows: a disengageable transmission device for washing machine comprises

The driving disc is provided with a plurality of joint blocks and is in transmission fit with the motor;

the wave disc is provided with a first joint groove, and the joint block can be clamped into the first joint groove so as to enable the driving disc to be jointed with the wave disc and form transmission fit;

a dewatering cylinder which is jointed on the wave disc.

In some embodiments of the utility model, the engagement block includes a vertical engagement portion, and the vertical engagement portion can be inserted into or separated from the first engagement groove;

when the dehydration cylinder is close to the driving disc, the vertical joint part is inserted into the first joint groove, and the wave disc is in transmission connection with the driving disc;

when the dewatering cylinder is far away from the driving disk, the vertical joint part is separated from the first joint groove, and the wave disk is separated from the driving disk in a transmission way.

Preferably, the cross section of the vertical joint part gradually expands from top to bottom, and two sides of the vertical joint part respectively form inclined guiding wedge-shaped end faces.

In some embodiments of the utility model, a floating clutch driving disc is connected below the wave disc, and the dewatering drum is engaged with the wave disc through the floating clutch driving disc and forms a driving fit.

The wave disc is provided with a vertical guide post, the floating clutch transmission disc is provided with a lifting guide hole, the vertical guide post is arranged in the lifting guide hole in a penetrating way, and the vertical guide post and the lifting guide hole form clearance fit;

the above embodiment is further configured that the floating clutch driving disc is provided with a driving clutch block, the dewatering cylinder is provided with a guiding type engaging groove, and the driving clutch block can be inserted into the guiding type engaging groove to realize driving fit of the wave disc and the dewatering cylinder.

In a further arrangement with respect to the above-described embodiments, the guide-type engagement groove has an engagement end and a disengagement opening, through which the transmission clutch block can enter or leave the guide-type engagement groove;

when the floating clutch transmission disc descends and the transmission clutch block is positioned at the joint end, the wave disc is in transmission fit with the dehydration barrel through the floating clutch transmission disc, and the wave disc and the dehydration barrel rotate together;

when the floating clutch transmission disc floats upwards and the transmission clutch block is positioned at the separating opening, the floating clutch transmission disc is separated from the dehydration cylinder, and the wave disc rotates independently.

In the above embodiment, the wave disc is located at the inner side of the dewatering cylinder, a plurality of limiting blocking walls are formed by extending downwards at the periphery of the wave disc, a passing groove is formed between adjacent limiting blocking walls, and the transmission clutch block passes through the passing groove to be connected with the dewatering cylinder at the outer side; and a clearance fit is formed between the limiting retaining wall and the dewatering cylinder.

In some embodiments of the utility model, the engagement block includes a horizontal engagement portion, the floating clutch disk has a second engagement slot, and the horizontal engagement portion is capable of being engaged into the second engagement slot.

In some embodiments of the present utility model, the washing machine further comprises a washing machine housing, wherein a partition plate is arranged in the washing machine housing and divides the washing machine housing into a washing cavity and a mounting cavity, the driving disk is arranged in the washing cavity, the motor is arranged in the mounting cavity, and an output shaft of the motor at least partially stretches into the washing cavity and is connected with the driving disk.

In the above embodiment, a sealing ring is sleeved on the output shaft of the motor, and the sealing ring is respectively abutted against the partition plate and the output shaft to form sealing fit.

The utility model has the beneficial effects that:

1. the removable structural scheme of the wave disc (dehydration barrel) is beneficial to the cleaning and maintenance in the later period on one hand; on the other hand, after the laundry is washed, the pulsator (spin basket) may be used as a basket so that the user directly takes out and moves the laundry.

2. Through the arrangement of the floating clutch transmission disc, the use function of washing and dewatering independent operation is realized in a small pulsator washing machine through a single motor. Specifically, when the floating clutch transmission disc descends and the transmission clutch block is positioned at the joint end, the wave disc is in transmission fit with the dewatering drum through the floating clutch transmission disc, and the wave disc rotates together with the dewatering drum and corresponds to the dewatering and spin-drying functions of the washing machine; when the floating clutch transmission disc floats upwards and the transmission clutch block is positioned at the separating opening, the floating clutch transmission disc is separated from the dewatering cylinder, and the wave disc rotates independently to correspond to the washing function of the washing machine.

3. The structure of single motor output cooperation floating separation and reunion driving disk not only satisfies washing, dehydration's function, has optimized the structure again, and spare part is few, occupation space is down and with low costs.

Drawings

Fig. 1 is a schematic view of the appearance of the present utility model.

Fig. 2 is a schematic assembly view of the motor, the wave disc and the dewatering drum according to the present utility model.

Fig. 3 is an exploded view of the motor, the pulsator, and the dehydrating cartridge of the present utility model.

FIG. 4 is a schematic view showing the assembly of the motor, wave plate and dewatering drum at another angle in the present utility model.

Fig. 5 is an exploded view of another angle of the motor, wave plate and dewatering drum of the present utility model.

Fig. 6 is a schematic view of the structure of the driving disk in the present utility model.

Fig. 7 is a schematic diagram showing the engagement of the driving clutch block with the guide type engagement groove in the present utility model.

Fig. 8 is a sectional view of a housing of a washing machine in accordance with the present utility model.

Fig. 9 is a schematic view of the structure of the wave disk when it is connected with the dewatering drum.

Fig. 10 is a schematic view of the structure of the wave plate when it is coupled with the dewatering drum during washing.

In the figure: 1. a drive plate; 101. a joint block; 1011. a vertical joint; 1012. a horizontal joint; 1013. a guiding wedge-shaped end face; 2. a motor; 3. a wave plate; 301. a first engagement groove; 302. a vertical guide post; 303. limiting retaining walls; 304. a pass through slot; 4. a dewatering drum; 401. a guide type engagement groove; 4011. a joint end; 4012. separating the opening; 5. a floating clutch driving disc; 501. lifting guide holes; 502. a transmission clutch block; 503. a second engagement groove; 6. a washing machine housing; 601. a washing chamber; 602. a mounting cavity; 7. a partition plate; 8. and (3) sealing rings.

Detailed Description

The utility model will be further described with reference to the drawings and specific examples. It should be noted that the examples are only specific to the present utility model and are for the purpose of better understanding of the technical solutions of the present utility model to those skilled in the art, and should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience of description and simplicity of description, only as to the orientation or positional relationship shown in the drawings, and not as an indication or suggestion that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 10, a disengageable transmission for a washing machine comprises a drive plate 1 having a plurality of engagement blocks 101 and in driving engagement with a motor 2;

the wave disc 3 is provided with a first joint groove 301, and the joint block 101 can be clamped into the first joint groove 301 so that the driving disc 1 is jointed with the wave disc 3 and forms transmission fit;

a dewatering drum 4 which is connected to the wave disk 3.

The above is a basic scheme of the present utility model, and through the matching relationship between the first engagement groove 301 and the engagement block 101, not only transmission matching between the wave disc 3 and the driving disc 1, but also detachable matching between the wave disc 3 and the driving disc 1 are realized. When the wave disc 3 and the driving disc 1 are assembled together, the motor 2 drives the wave disc 3 to rotate through the driving disc 1, so that the washing function of clothes can be realized; when the wave plate 3 is detached from the drive plate 1, the wave plate 3 and the drive plate 1 are not connected any more, and the wave plate 3 (the dewatering drum 4) can be taken down. Compared with the prior art, the removable structural scheme of the wave disc 3 (the dewatering cylinder 4) is beneficial to cleaning and maintenance in the later period; on the other hand, after the laundry is washed, the pulsator 3 (the spin basket 4) may be used as a basket so that the user directly takes out and moves the laundry.

Example two

Referring to fig. 2-5, in some embodiments of the present utility model, a floating clutch driving plate 5 is connected below the wave plate 3, and the dewatering drum 4 is engaged with the wave plate 3 through the floating clutch driving plate 5 and forms a driving fit. The working principle of the floating clutch transmission disc 5 is as follows: when water is injected into the washing machine, the floating clutch transmission disc 5 receives buoyancy of the water which is larger than self weight, so that floating operation is realized; when the washing machine drains, the floating clutch transmission plate 5 receives buoyancy of water less than self weight, so the floating clutch transmission plate 5 realizes descending motion.

In the above embodiment, the wave disc 3 is further provided with a vertical guide post 302, the floating clutch transmission disc 5 is provided with a lifting guide hole 501, the vertical guide post 302 is inserted into the lifting guide hole 501, and the vertical guide post 302 and the lifting guide hole 501 form clearance fit; through the cooperation of the vertical guide post 302 and the lifting guide hole 501, the movable limiting function of the floating clutch transmission disc 5 is realized, namely, the floating clutch transmission disc 5 can only lift in a limiting range; meanwhile, the vertical guide post 302 needs to form clearance fit with the lifting guide hole 501 to eliminate friction or structural interference, so that the lifting movement is smoother.

Referring to fig. 7, in the above embodiment, a transmission clutch block 502 is further disposed on the floating clutch transmission disc 5, the dehydration cylinder 4 is provided with a guiding engagement groove 401, and the transmission clutch block 502 can be inserted into the guiding engagement groove 401 to realize transmission fit between the wave disc 3 and the dehydration cylinder 4. More specifically, the guide engagement slot 401 has an engagement end 4011 and a disengagement opening 4012, and the drive clutch block 502 can enter or leave the guide engagement slot 401 through the disengagement opening 4012. The guiding type engagement groove 401 and the transmission clutch block 502 are matched in the following way: when the floating clutch transmission disc 5 descends and the transmission clutch block 502 is positioned at the joint end 4011, the wave disc 3 is in transmission fit with the dewatering drum 4 through the floating clutch transmission disc 5, and the wave disc 3 and the dewatering drum 4 rotate together to correspond to the dewatering and spin-drying functions of the washing machine; when the floating clutch transmission plate 5 floats upwards and the transmission clutch block 502 is positioned at the separation opening 4012, the floating clutch transmission plate 5 is separated from the dewatering drum 4, and the pulsator 3 rotates independently to correspond to the washing function of the washing machine.

The conventional structure does not have the floating clutch driving disc 5, so that the conventional wave disc 3 structure cannot meet the requirement of the driving clutch block 502. In order to eliminate the existing structural defects, the wave disc 3 is positioned at the inner side of the dewatering cylinder 4, a plurality of limiting blocking walls 303 are formed by extending downwards at the periphery of the wave disc 3, a through groove 304 is formed between the adjacent limiting blocking walls 303, and the transmission clutch block 502 passes through the through groove 304 to be connected with the dewatering cylinder 4 at the outer side; the limiting blocking wall 303 is in clearance fit with the dewatering cylinder 4. By the provision of the slot 304, a path and space is provided for the drive clutch block 502 to pass through to achieve a drive function. In addition, due to the arrangement of the limiting blocking wall 303, on one hand, the self stability of the wave disc 3 during rotation can be improved, and the shaking of the wave disc 3 can be reduced; on the other hand, the device can play a limiting role on the dewatering cylinder 4, and prevent the dewatering cylinder 4 from being excessively displaced to be separated from a normal station.

Example III

In order to ensure that the transmission effect of the driving disc 1 is still reliable after repeated disassembly and assembly, the embodiment adds a vertical and horizontal bidirectional structure. Wherein the vertical structure is: referring to fig. 2 to 6, the engagement block 101 includes a vertical engagement portion 1011, and the vertical engagement portion 1011 can be inserted into or removed from the first engagement groove 301. In the use process, when the dewatering drum 4 is close to the driving disc 1, the vertical joint part 1011 is inserted into the first joint groove 301, and the wave disc 3 is in transmission connection with the driving disc 1; when the dewatering drum 4 is far away from the driving disk 1, the wave disk 3 is in transmission disconnection with the driving disk 1 when the vertical joint 1011 is separated from the first joint groove 301. In addition, the structure in the horizontal direction is as follows: the engagement block 101 includes a horizontal engagement portion 1012, and the floating clutch disc 5 has a second engagement groove 503, and the horizontal engagement portion 1012 can be engaged into the second engagement groove 503. By adopting the bidirectional structure of the embodiment, the driving disc 1 can still keep good matching relation and transmission effect with the driving disc and the floating clutch disc after long-time use.

Preferably, the cross section of the vertical joint 1011 gradually expands from top to bottom, and both sides of the vertical joint 1011 form inclined guiding wedge-shaped end surfaces 1013, respectively. By means of the arrangement of the guide wedge-shaped end surfaces 1013, during the insertion of the drive plate and the dewatering drum 4 into the washing machine housing 6, even if the assembly position is not completely aligned, the drive plate and the dewatering drum 4 can automatically slide into the exact assembly position with the aid of the guide wedge-shaped end surfaces 1013, so that the operating requirements for the user are greatly reduced, and the assembly is easier.

Example IV

Referring to fig. 8, in some embodiments of the present utility model, the washing machine further comprises a washing machine housing 6, wherein a partition 7 is provided in the washing machine housing 6, the partition 7 divides the washing machine housing 6 into a washing chamber 601 and a mounting chamber 602, the driving disk 1 is disposed in the washing chamber 601, the motor 2 is disposed in the mounting chamber 602, and an output shaft of the motor 2 at least partially extends into the washing chamber 601 and is connected with the driving disk 1. When in use, water is injected into the washing cavity 601 to form a water environment so as to wash clothes; the installation cavity 602 is a dry environment for installing electrical components.

To improve safety in use, the electrical accessory is protected, and a sealed isolation of the washing chamber 601 from the mounting chamber 602 is required. The sealing structure adopted is as follows: and a sealing ring 8 is sleeved on the output shaft of the motor 2, and the sealing ring 8 is respectively abutted with the baffle 7 and the output shaft to form sealing fit.

It should be noted that other technical solutions of the present utility model belong to the prior art, and are not described in detail.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (10)

1. A disengageable transmission device applied to a washing machine and the washing machine thereof are characterized by comprising

A driving disk (1) which is provided with a plurality of joint blocks (101) and is in transmission fit with the motor (2);

the wave disc (3) is provided with a first joint groove (301), and the joint block (101) can be clamped into the first joint groove (301) so as to enable the driving disc (1) to be jointed with the wave disc (3) and form transmission fit;

a dewatering cylinder (4) which is connected with the wave disc (3).

2. The disengageable transmission for a washing machine and the washing machine thereof according to claim 1, wherein: the joint block (101) comprises a vertical joint part (1011), and the vertical joint part (1011) can be inserted into or separated from the first joint groove (301);

when the dewatering cylinder (4) is close to the driving disc (1), the vertical joint part (1011) is inserted into the first joint groove (301), and the wave disc (3) is in transmission connection with the driving disc (1);

when the dewatering cylinder (4) is far away from the driving disc (1), and when the vertical joint part (1011) is separated from the first joint groove (301), the wave disc (3) is separated from the driving disc (1) in a transmission way.

3. The disengageable transmission for a washing machine and the washing machine thereof according to claim 2, wherein: the cross section of the vertical joint part (1011) gradually expands from top to bottom, and two sides of the vertical joint part (1011) respectively form inclined guiding wedge-shaped end surfaces (1013).

4. The disengageable transmission for a washing machine and the washing machine thereof according to claim 1, wherein: the lower part of the wave disc (3) is connected with a floating clutch transmission disc (5), and the dewatering cylinder (4) is jointed with the wave disc (3) through the floating clutch transmission disc (5) to form transmission fit.

5. The disengageable transmission for a washing machine and the washing machine thereof according to claim 4, wherein: the wave disc (3) is provided with a vertical guide pillar (302), the floating clutch transmission disc (5) is provided with a lifting guide hole (501), the vertical guide pillar (302) is penetrated in the lifting guide hole (501), and the vertical guide pillar (302) and the lifting guide hole (501) form clearance fit;

the floating clutch transmission disc (5) is provided with a transmission clutch block (502), the dewatering cylinder (4) is provided with a guide type joint groove (401), and the transmission clutch block (502) can be inserted into the guide type joint groove (401) to realize transmission fit of the wave disc (3) and the dewatering cylinder (4).

6. The disengageable transmission for a washing machine and the washing machine thereof according to claim 5, wherein: the guide type engagement groove (401) is provided with an engagement end (4011) and a disengagement opening (4012), and the transmission clutch block (502) can enter or leave the guide type engagement groove (401) through the disengagement opening (4012);

when the floating clutch transmission disc (5) descends and the transmission clutch block (502) is positioned at the joint end (4011), the wave disc (3) is in transmission fit with the dehydration cylinder (4) through the floating clutch transmission disc (5), and the wave disc (3) rotates together with the dehydration cylinder (4);

when the floating clutch transmission disc (5) floats upwards and the transmission clutch block (502) is positioned at the separation opening (4012), the floating clutch transmission disc (5) is separated from the dehydration cylinder (4), and the wave disc (3) rotates independently.

7. The disengageable transmission for a washing machine and the washing machine thereof according to claim 5, wherein: the wave disc (3) is positioned at the inner side of the dewatering cylinder (4), a plurality of limit blocking walls (303) are formed by extending downwards at the periphery of the wave disc (3), a through groove (304) is formed between the adjacent limit blocking walls (303), and the transmission clutch block (502) passes through the through groove (304) to be connected with the dewatering cylinder (4) at the outer side; and a clearance fit is formed between the limiting blocking wall (303) and the dewatering cylinder (4).

8. The disengageable transmission for a washing machine and the washing machine thereof according to claim 4, wherein: the joint block (101) comprises a horizontal joint part (1012), the floating clutch transmission disc (5) is provided with a second joint groove (503), and the horizontal joint part (1012) can be connected into the second joint groove (503).

9. The disengageable transmission for a washing machine and the washing machine thereof according to claim 1, wherein: still include washing machine casing (6), washing machine casing (6) in be equipped with baffle (7), this baffle (7) will washing machine casing (6) separate into washing chamber (601) and installation cavity (602), driving disk (1) set up in washing chamber (601), motor (2) set up in installation cavity (602), just output shaft part of motor (2) stretches into in washing chamber (601) and is connected with driving disk (1) at least.

10. The disengageable transmission for a washing machine and the washing machine thereof according to claim 9, wherein: and a sealing ring (8) is sleeved on the output shaft of the motor (2), and the sealing ring (8) is respectively abutted with the partition plate (7) and the output shaft to form sealing fit.