CN112064285A

CN112064285A - Air inlet system of washing machine and washing machine

Info

Publication number: CN112064285A
Application number: CN201910430697.9A
Authority: CN
Inventors: 赵志强; 许升
Original assignee: Qingdao Haier Drum Washing Machine Co Ltd; Qingdao Haier Co Ltd
Current assignee: Qingdao Haier Washing Electric Appliance Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-12-11
Anticipated expiration: 2039-05-22
Also published as: CN112064285B

Abstract

The invention belongs to the technical field of washing machines, and discloses a washing machine air inlet system and a washing machine. In the invention, the impeller driven by the motor is arranged to generate air flow, and the cover shell and the air guide pipe are arranged in a matching way to pressurize the air flow and guide the air flow into the inner barrel, so that air can be continuously blown into the inner barrel during the dehydration operation of the washing machine, and the air flow flows through or penetrates through clothes, thereby effectively reducing the water content of the clothes after the dehydration operation.

Description

Air inlet system of washing machine and washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a washing machine air inlet system and a washing machine.

Background

When the existing washing machine washes clothes, due to the reasons of clothes material, washing machine specification and the like, the problem that the water content of the clothes is too high after dehydration exists, at the moment, the dehydration force is increased by improving the output of the motor, so that the motor is overheated, and the service life of the motor and the safety of equipment are influenced.

Disclosure of Invention

The invention aims to provide a washing machine air inlet system and a washing machine, which can effectively reduce the water content of clothes after dehydration.

In order to achieve the purpose, the invention adopts the following technical scheme:

an air inlet system for a washing machine comprising:

an impeller rotated by a motor;

the impeller is arranged on the impeller in a covering mode, an air inlet and an air outlet are formed in the covering, and when the impeller rotates, outside air can be sucked into the covering from the air inlet and the air in the covering can be discharged from the air outlet;

and the air inlet end of the air guide pipe is communicated with the air outlet, and the air outlet end of the air guide pipe is communicated with the inner cylinder of the washing machine.

Preferably, the air outlet end is connected to a sealing window gasket of the washing machine and is communicated with the inner barrel from the sealing window gasket.

Preferably, the motor is a power motor of a washing machine, the housing is arranged in the washing machine, and the housing is arranged outside the motor.

Preferably, the impeller is connected to a rotating shaft of the motor.

Preferably, the impeller is connected to a rotating shaft of the motor through a speed change mechanism.

Preferably, the speed change mechanism is a gear mechanism including a first gear connected to the rotating shaft and a second gear connected to the impeller, the first gear and the second gear are engaged, and a radius of the first gear is larger than a radius of the second gear.

Preferably, the device further comprises a clutch mechanism, and the clutch mechanism can control the impeller and the rotating shaft of the motor to be linked or disconnected.

Preferably, the air inlets are arranged in a plurality, and the plurality of air inlets are arranged at one end of the housing and are uniformly distributed around the axis of the impeller.

Preferably, the air outlet is provided with a plurality of air outlets, and each air outlet is connected with one air guide pipe.

A washing machine comprises the washing machine air inlet system.

The invention has the beneficial effects that:

the impeller driven by the motor is arranged to generate air flow, the cover shell and the air guide pipe are arranged in a matched mode, the air flow is pressurized and then guided into the inner barrel, air can be blown into the inner barrel continuously during the dehydration operation of the washing machine, the air flow flows through or penetrates through clothes, more moisture on the clothes is separated, and therefore the water content of the clothes after the dehydration operation is effectively reduced.

The air outlet is arranged at the sealing window gasket, and can utilize air flow to impact clothes in the sealing window gasket, the inner barrel and the inner barrel, so that the residual of foam on the clothes in the sealing window gasket, the inner barrel and the inner barrel is avoided.

The motor outside is located to the housing cover for the impeller can dispel the heat the cooling to the motor, and can seal the produced noise of motor during operation in the housing, and transmit to the confined inner tube in through the guide duct, thereby has effectively reduced the noise that the washing machine during operation motor produced.

Drawings

Fig. 1 is a side sectional view of an air inlet system of a washing machine according to an embodiment of the present invention;

FIG. 2 is a schematic end view of the air inlet system of the washing machine of FIG. 1;

fig. 3 is a side sectional view of an alternative air inlet system for a washing machine according to an embodiment of the present invention.

In the figure:

1. an impeller;

2. a housing; 21. an air inlet; 22. an air outlet;

3. an air guide pipe; 31. an air inlet end; 32. an air outlet end;

4. a clutch mechanism;

100. a motor; 101. a rotating shaft;

200. an inner barrel;

300. and sealing the window gasket.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature being in contact not directly but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 and 2, the present invention provides an air inlet system for a washing machine, which comprises an impeller 1, a casing 2 and an air guide duct 3. The impeller 1 is driven by the motor 100 to rotate, the housing 2 is covered on the impeller 1, the housing 2 is provided with an air inlet 21 and an air outlet 22, when the impeller 1 rotates, external air can be sucked into the housing 2 from the air inlet 21, the air in the housing 2 is discharged from the air outlet 22, the air inlet end 31 of the air guide pipe 3 is communicated with the air outlet 22, and the air outlet end 32 is communicated with the inner cylinder 200 of the washing machine.

In the invention, the impeller 1 linked with the motor 100 is arranged to generate air flow, and the cover 2 and the air guide pipe 3 are arranged in a matching way to pressurize the air flow and guide the air flow into the inner drum 200, so that air can be continuously blown into the inner drum 200 during the dehydration operation of the washing machine, the air flow flows through or penetrates through clothes, more moisture on the clothes is separated, and the water content of the clothes after the dehydration operation is effectively reduced.

Alternatively, the outlet end 32 is connected to the sealing window gasket 300 of the washing machine, and communicates with the inner tub 200 from the sealing window gasket 300. With the above arrangement, the air flow can impact the sealing window gasket 300, the inner tub 200, and the laundry in the inner tub 200, and the residue of the foam on the sealing window gasket 300, the inner tub 200, and the laundry in the inner tub 200 can be prevented.

Alternatively, the motor 100 is a power motor for driving the drum to rotate in the washing machine, and the housing 2 is disposed in the washing machine and outside the motor 100. With the arrangement, the impeller 1 can dissipate heat and cool the motor 100, and can seal noise generated when the motor 100 works in the housing 2 and transmit the noise to the sealed inner barrel 200 through the air duct 3, thereby effectively reducing the noise generated by the motor 100 when the washing machine works.

Specifically, the impeller 1 is connected to the rotating shaft 101 of the motor 100, and when the motor 100 operates, the rotating speed of the impeller 1 is equal to that of the rotating shaft 101, so that the wind speed is low during normal washing, and the wind speed is high during dehydration, so that the rotating speed of the impeller 1 is more adaptive to the operating state of the washing machine.

The impeller 1 may be connected to the rotating shaft 101 of the motor 100 through a speed change mechanism, in addition to the above direct connection. Through the setting of speed change mechanism for the rotational speed of impeller 1 is inequality with the rotational speed of the axis of rotation 101 of motor 100, thereby can reduce the size specification of impeller 1, improves impeller 1's application scope.

Alternatively, the speed change mechanism may be a gear mechanism including a first gear connected to the rotating shaft 101 of the motor 100 and a second gear connected to the impeller 1, the first gear and the second gear being engaged, and the first gear having a radius larger than that of the second gear. Besides the above arrangement, the speed change mechanism can be a planetary wheel mechanism or a belt pulley mechanism, and the purpose of improving rotation is achieved, which is not described in detail herein. Above-mentioned setting for impeller 1 is compared and is rotated more fast in the axis of rotation 101 of motor 100, can produce bigger amount of wind to effectively improve the effect of dehydration, getting rid of the foam and making an uproar falls.

Alternatively, the variator is a gearbox or a torque converter, which are conventional in the art, and the specific construction and operating principles thereof are not described in detail herein. Specifically, the speed change mechanism is controlled by a control device of the washing machine, and during the operation of the washing machine, the control device of the washing machine can control the rotation speed of the impeller 1 according to the requirement so as to correspondingly set different rotating speeds according to the quantity and the material of the clothes to be washed, so that more energy conservation and higher efficiency can be realized.

Optionally, as shown in fig. 3, the air inlet system of the washing machine of the present application further includes a clutch mechanism 4, the clutch mechanism 4 can control the impeller 1 and the rotating shaft 101 to be linked or disconnected, the clutch mechanism 4 is disposed in the housing 2 and is controlled by the control device of the washing machine, and during the operation of the washing machine, the control device can control whether the impeller 1 rotates or not according to the requirement, so that the air inlet action is more adaptive to the washing operation of the washing machine. In this embodiment, the clutch mechanism 4 is a conventional clutch, and the specific structure and operation principle thereof are not described herein, but may be other mechanisms capable of disconnecting and connecting the impeller 1 and the motor 100.

Alternatively, the air inlet 21 is provided in plurality, and the plurality of air inlets 21 are provided at one end of the housing 2 and are uniformly distributed around the axis of the impeller 1. The air inlet 21 is arranged, so that air inlet in the housing 2 is smoother and more efficient.

Alternatively, a plurality of air outlets 22 are provided, each air outlet 22 is connected to one air duct 3, and the air ducts 3 are connected to different positions of the sealing window gasket 300. Above-mentioned setting for the air inlet in the inner tube 200 is more even, has reduced the dead angle that the air inlet was strikeed, makes the different positions department homoenergetic of sealed window pad 300 receive the impact, has avoided the foam residue on the sealed window pad 300.

Specifically, housing 2 is cylindrical structure, and a plurality of air intakes 21 are seted up in the one end that housing 2 deviates from motor 100, and a plurality of air outlets 22 are located on the annular lateral wall of housing 2, along the circumference equipartition setting of housing 2 to avoid air intake 21 and air outlet 22's interact and interference, made the air current flow in the housing 2 more balanced.

The invention also provides a washing machine, which comprises the washing machine air inlet system.

The washing machine of the invention is provided with the impeller 1 linked with the motor 100, generates airflow by utilizing the power of the washing machine, dissipates heat of the motor 100, is provided with the casing 2 and the air guide pipe 3 in a matching way, pressurizes the airflow and guides the airflow into the inner cylinder 200, and can continuously blow air into the inner cylinder 200 when the washing machine carries out dehydration operation, and the airflow flows through or passes through clothes, so that more moisture on the clothes is separated, and the water content of the clothes after the dehydration operation is effectively reduced.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An air inlet system of a washing machine, comprising:

an impeller (1) which is driven to rotate by a motor (100);

the impeller comprises an outer cover (2) which covers the impeller (1), wherein an air inlet (21) and an air outlet (22) are formed in the outer cover (2), and when the impeller (1) rotates, external air can be sucked into the outer cover (2) from the air inlet (21) and the air in the outer cover (2) is discharged from the air outlet (22);

and the air inlet end (31) of the air guide pipe (3) is communicated with the air outlet (22), and the air outlet end (32) of the air guide pipe is communicated with the inner cylinder (200) of the washing machine.

2. The air inlet system of the washing machine as claimed in claim 1, wherein the air outlet end (32) is connected to a sealing window gasket (300) of the washing machine, and is communicated with the inner drum (200) from the sealing window gasket (300).

3. The air inlet system of the washing machine as claimed in claim 1, wherein the motor (100) is a power motor of the washing machine, and the housing (2) is disposed in the washing machine and outside the motor (100).

4. The washing machine air intake system according to claim 1, characterized in that the impeller (1) is connected to the rotating shaft (101) of the motor (100).

5. The washing machine air intake system according to claim 1, characterized in that the impeller (1) is connected to the rotating shaft (101) of the motor (100) through a speed change mechanism.

6. The washing machine air inlet system according to claim 5, characterized in that the speed change mechanism is a gear mechanism, the gear mechanism comprises a first gear connected to the rotating shaft (101) and a second gear connected to the impeller (1), the first gear and the second gear are meshed, and the radius of the first gear is larger than that of the second gear.

7. The air inlet system of the washing machine as claimed in claim 1, further comprising a clutch mechanism (4), wherein the clutch mechanism (4) can control the impeller (1) and the rotating shaft (101) of the motor (100) to be linked or disconnected.

8. The air inlet system of the washing machine as claimed in any one of claims 1 to 7, wherein a plurality of air inlets (21) are provided, and a plurality of air inlets (21) are provided at one end of the casing (2) and are uniformly distributed around the axis of the impeller (1).

9. The washing machine air inlet system according to any one of claims 1 to 7, characterized in that a plurality of air outlets (22) are provided, and each air outlet (22) is connected to one air guide duct (3).

10. A washing machine including a washing machine air inlet system as claimed in any one of claims 1 to 9.