CN111926540B

CN111926540B - Washing machine

Info

Publication number: CN111926540B
Application number: CN201910395457.XA
Authority: CN
Inventors: 赵志强; 许升
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2023-08-22
Anticipated expiration: 2039-05-13
Also published as: CN111926540A

Abstract

The invention relates to the technical field of washing equipment, in particular to a washing machine, which comprises a shell, an outer cylinder fixedly arranged in the shell, an inner cylinder rotatably arranged in the outer cylinder, and an air supply device, wherein the air supply device is arranged outside the outer cylinder and is communicated with the inner cylinder through an air pipe, and the air supply device is used for supplying air into the inner cylinder. According to the invention, through the arrangement of the air supply device, defoaming treatment can be continuously carried out in the dehydration process, so that not only can dehydration performance be ensured, but also the detergent residues on the inner cylinder and clothes can be effectively reduced; in addition, in the dehydration process, the air flow is centrifuged at a high speed to pass through the clothes, so that more moisture in the clothes can be separated out, and the lower moisture content is realized.

Description

Washing machine

Technical Field

The invention relates to the technical field of washing equipment, in particular to a washing machine.

Background

With the improvement of the living standard of people, the washing machine is one of the main household appliances in daily life, and the washing machine and the washing method thereof mainly comprise the following steps: a washing process for removing contaminants from the wash; a rinsing process for removing a detergent and residual contaminants used in the washing process; and a dewatering process for dewatering the washed or rinsed articles.

When a user uses the washing machine, excessive detergent is often put into the washing machine, a large amount of foam is generated in the washing process, the problem of incomplete foam rinsing in the rinsing process is unavoidable, the foam can influence the dehydration performance of the washing machine to a great extent during dehydration, the dehydration revolution can not reach the expected value, the power consumption is increased, and a large amount of detergent remains in the inner barrel, the sealing window gasket and other parts of the washing machine after the dehydration is finished.

Disclosure of Invention

The invention aims to provide a washing machine, which solves the problems that excessive foam influences the dehydration performance in the dehydration process and detergent residues exist after the dehydration is finished in the prior art.

To achieve the purpose, the invention adopts the following technical scheme:

the washing machine comprises a shell, an outer cylinder fixedly arranged in the shell, an inner cylinder rotatably arranged in the outer cylinder, and an air supply device, wherein the air supply device is arranged outside the outer cylinder and is communicated with the inner cylinder through an air pipe and used for supplying air into the inner cylinder.

As the preferable technical scheme of washing machine, air supply arrangement includes cover lid and set up in the air supply spare on the urceolus outer wall, set up air inlet and gas outlet on the cover lid, the gas outlet with tracheal one end is linked together, tracheal the other end with the inner tube is linked together.

As the preferable technical scheme of the washing machine, the air supply piece comprises a motor for driving the inner cylinder to rotate, and the motor comprises a stator, a rotor and blades arranged on the rotor.

As a preferable technical scheme of the washing machine, the air supply member is a fan.

As a preferable technical scheme of the washing machine, the number of the air inlets is a plurality.

As a preferred technical solution of the washing machine, the cover is made of a soundproof material.

As a preferable technical scheme of the washing machine, an inner wall of the cover cap is provided with a sound insulation material.

As the preferable technical scheme of the washing machine, the communication port between the air pipe and the inner cylinder is arranged on the sealing window gasket of the washing machine.

As a preferable technical scheme of the washing machine, the communication port is arranged at the upper part of the sealing window gasket.

As a preferable technical scheme of the washing machine, the washing machine is a drum washing machine.

Compared with the prior art, the invention has the beneficial effects that:

1) The invention provides a washing machine, which comprises a shell, an outer cylinder fixedly arranged in the shell, an inner cylinder rotatably arranged in the outer cylinder, and an air supply device, wherein the air supply device is arranged on the outer wall of the outer cylinder and is communicated with the inner cylinder through an air pipe and used for supplying air into the inner cylinder. According to the invention, through the arrangement of the air supply device, defoaming treatment can be continuously carried out in the dehydration process, so that not only can dehydration performance be ensured, but also the detergent residues on the inner cylinder and clothes can be effectively reduced; in addition, in the dehydration process, the air flow is centrifuged at a high speed to pass through the clothes, so that more moisture in the clothes can be separated out, and the lower moisture content is realized.

2) The air supply device of the washing machine comprises the cover covered on the outer wall of the outer cylinder and the air supply piece arranged in the cover, wherein the air supply piece can be a motor for driving the inner cylinder to rotate, and the blades are added on the rotor of the existing motor to serve as the air supply piece, so that the cost is saved, and the noise brought by the motor can be reduced.

Drawings

FIG. 1 is a rear view of the washing machine of the present invention with a rear plate of a housing removed;

fig. 2 is a cross-sectional view taken along the direction A-A in fig. 1.

In the figure:

10-a housing; 20-an outer cylinder; 30-an inner cylinder; 41-a cover; 411-air inlet; 412-an air outlet; 42-an electric motor; 421-stator; 422-rotor; 423-blades; 50-trachea; 60-sealing the window gasket; 61-communication port.

Detailed Description

The technical scheme of the invention is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 and 2, the present invention provides a washing machine, which comprises a housing 10, an outer tub 20 fixedly disposed in the housing 10, an inner tub 30 rotatably disposed in the outer tub 20, and an air supply device disposed on an outer wall of the outer tub 20 and communicated with the inner tub 30 through an air pipe 50, wherein the air supply device is used for supplying air into the inner tub 30. By arranging the air supply device, defoaming treatment can be continuously carried out in the dehydration process, so that not only the dehydration performance can be ensured, but also the residues of the detergent on the inner cylinder 30 and clothes can be effectively reduced; in addition, in the dehydration process, the air flow is centrifuged at a high speed to pass through the clothes, so that more moisture in the clothes can be separated out, and the lower moisture content is realized.

Specifically, the air supply device includes a cover 41 covering the outer wall of the outer cylinder 20 and an air supply member disposed in the cover 41, wherein the cover 41 is provided with an air inlet 411 and an air outlet 412, the air outlet 412 is communicated with one end of the air pipe 50, and the other end of the air pipe 50 is communicated with the inner cylinder 30. The air supply member continuously sucks air through the air inlet 411, pressurizes the air flow in the cover 41, and then delivers the air flow to the inner cylinder 30 through the air outlet 412 and the air pipe 50. Preferably, the number of the air inlets 411 is plural, and the air supply efficiency of the air supply device can be improved by simultaneously introducing the air into the plurality of air inlets 411. By providing the blower in the cover 41, noise generated when the blower is operated can be reduced.

In the present embodiment, the air supply member includes a motor 42 for driving the inner cylinder 30 to rotate, and the motor 42 includes a stator 421, a rotor 422 rotatably sleeved on the stator 421, and blades 423 disposed on the rotor 422. The air supply member uses the existing motor 42 of the washing machine as a support, and the blades 423 are arranged on the rotor 422 of the existing motor 42, so that not only can the cost be saved, but also the noise caused by the motor 42 can be reduced. Preferably, the cover 41 is made of a sound insulation material, or the inner wall of the cover 41 is provided with a layer of sound insulation material, so that noise caused by the motor 42 is further reduced.

In addition, the communication port 61 between the air pipe 50 and the inner cylinder 30 is opened on the sealing window pad 60 of the washing machine, when the air supply device supplies air into the inner cylinder 30, the air flow can impact the door and window and the sealing window pad 60, so that the effective elimination of residual foam on the door and window and the sealing window pad 60 is realized, and the defoaming effect of the air supply device is further improved. Preferably, the communication port 61 is formed at the upper part of the sealing window pad 60, so that air flow can be fed from top to bottom, and water thrown out of clothes can quickly flow to the drain pipe under the action of high pressure of the air flow, so that the water content of the clothes is further reduced.

The washing machine in this embodiment is preferably a drum washing machine, but may be a pulsator washing machine, and if the pulsator washing machine is not provided with the sealing window gasket 60, the opening position of the communication port 61 between the air supply device and the inner cylinder 30 may be appropriately adjusted, for example, may be opened in the upper portion of the outer cylinder 20, and the specific opening position may be set as required, which will not be described herein.

Example two

The invention provides a washing machine, which comprises a shell 10, an outer cylinder 20 fixedly arranged in the shell 10, an inner cylinder 30 rotatably arranged in the outer cylinder 20, and an air supply device, wherein the air supply device is arranged on the outer wall of the outer cylinder 20 and communicated with the inner cylinder 30 through an air pipe 50, and is used for continuously supplying air into the inner cylinder 30 in the dewatering process of the washing machine.

Specifically, the air supply device includes a cover 41 covering the outer wall of the outer cylinder 20 and an air supply member disposed in the cover 41, wherein the cover 41 is provided with an air inlet 411 and an air outlet 412, the air outlet 412 is communicated with one end of the air pipe 50, and the other end of the air pipe 50 is communicated with the inner cylinder 30.

In this embodiment, the air supply member is a fan, and the embodiment can achieve the same defoaming effect as the first embodiment, although compared with the first embodiment, the additional fan is required, and the cost control and the noise reduction of the motor 42 are slightly worse than the first embodiment, but the adjustment of the fan is more flexible, and the fan can be started and closed at any time.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. The washing machine comprises a shell (10), an outer cylinder (20) fixedly arranged in the shell (10) and an inner cylinder (30) rotatably arranged in the outer cylinder (20), and is characterized by further comprising an air supply device, wherein the air supply device is arranged outside the outer cylinder (20), is communicated with the inner cylinder (30) through an air pipe (50) and is used for supplying air into the inner cylinder (30);

the air supply device comprises a cover cap (41) covered on the outer wall of the outer cylinder (20) and an air supply piece arranged in the cover cap (41), an air inlet (411) and an air outlet (412) are formed in the cover cap (41), the air outlet (412) is communicated with one end of an air pipe (50), the other end of the air pipe (50) is communicated with the inner cylinder (30), the air supply piece continuously sucks air through the air inlet (411), and air flow is conveyed to the inner cylinder (30) through the air outlet (412) and the air pipe (50) after being pressurized in the cover cap (41), and the air supply device continuously performs defoaming treatment in the dewatering process;

the air supply piece comprises a motor (42) for driving the inner cylinder (30) to rotate, and the motor (42) comprises a stator (421), a rotor (422) and blades (423) arranged on the rotor (422).

2. The washing machine as claimed in claim 1, wherein the air supply member is a fan.

3. The washing machine according to claim 1, characterized in that the number of air inlets (411) is a plurality.

4. Laundry washing machine according to claim 1, characterized in that said cover (41) is made of sound-insulating material.

5. Laundry washing machine according to claim 1, characterized in that the inner wall of the cover (41) is provided with sound-insulating material.

6. Laundry washing machine according to any one of claims 1-5, characterized in that the communication opening (61) of the air duct (50) with the inner drum (30) is open on the sealing window gasket (60) of the laundry washing machine.

7. Laundry washing machine according to claim 6, characterized in that said communication opening (61) is open in the upper part of said sealing window gasket (60).

8. A washing machine as claimed in any one of claims 1 to 5 wherein the washing machine is a drum washing machine.