CN108866911B

CN108866911B - Washing machine

Info

Publication number: CN108866911B
Application number: CN201710326535.1A
Authority: CN
Inventors: 高升成
Original assignee: Shanghai Haier Washing Electric Appliance Co ltd; Haier Smart Home Co Ltd
Current assignee: Shanghai Haier Washing Electric Appliance Co ltd; Haier Smart Home Co Ltd
Priority date: 2017-05-10
Filing date: 2017-05-10
Publication date: 2021-11-26
Anticipated expiration: 2037-05-10
Also published as: CN108866911A

Abstract

The invention belongs to the technical field of washing machines, and aims to solve the problems that the existing washing machine has poor effect when a steam generator is used for soaking clothes and the washing efficiency of the washing machine is improved to a limited extent. To this end, the present invention provides a washing machine including: the steam generator is arranged below the impeller and used for conveying steam into the inner barrel. Due to the structure, when the steam generator works, the surface and the inside of clothes can be quickly soaked, the efficiency of steam soaking the clothes is improved, meanwhile, the clothes can be more quickly and thoroughly cleaned by the washing machine during washing, the washing efficiency of the washing machine is greatly improved, and the clothes are soaked in advance at the beginning of washing, so that the water consumption of the washing machine during washing can be reduced to a certain extent, and the water is saved.

Description

Washing machine

Technical Field

The invention belongs to the technical field of washing machines, and particularly provides a washing machine.

Background

The washing machine is a device for cleaning clothes by using mechanical action generated by electric energy, can be used for washing, rinsing, draining, dewatering and the like of clothes, has various washing modes, and generally adopts immersion washing, spray washing, steam washing and the like. The washing machine is generally provided with the steam generator in the washing machine when the washing machine adopts steam for washing, and the clothes are soaked by the steam generator, so that the clothes can be quickly washed in the washing process, and the washing effect is improved.

In a structure of installing a steam generator in a washing machine, an invention patent with a publication number of CN101498092B discloses a steam generator of a washing machine and a pulsator washing machine with the steam generator. Specifically, the steam generator is installed between the casing and the outer tub of the washing machine and connected to the nozzle above the inner tub through a pipe, and before the washing machine washes the laundry, the steam generated by the steam generator is sprayed to the surface of the laundry through the nozzle, so that the laundry can be wetted, and the laundry can be washed clean during washing. However, the nozzle is arranged above the inner drum in the above invention patent, so that the distance from the nozzle to the clothes is far, and the steam sprayed by the nozzle can only soak the upper surface of the clothes generally, so that a better cleaning effect cannot be achieved when the washing machine washes the clothes, and the steam is low in moving speed in the air (i.e. the steam can slowly fall in the inner drum of the washing machine), so that the steam spraying time is long, and the improvement of the cleaning efficiency of the washing machine is not facilitated. That is, the washing machine of the above patent is not effective in soaking the laundry using the steam generator, and only the washing efficiency of the washing machine can be improved to a limited extent.

Therefore, there is a need in the art for a new washing machine to solve the above problems.

Disclosure of Invention

In order to solve the above problems of the prior art, i.e., to solve the problems of the prior art that the washing machine has a poor effect in soaking the laundry using the steam generator and the washing efficiency of the washing machine is limited, the present invention provides a washing machine, comprising: the washing machine also comprises a steam generator arranged below the impeller, and the steam generator is used for conveying steam into the inner barrel.

In the preferred technical scheme of the washing machine, the impeller is provided with a plurality of steam injection holes, and the steam generator delivers steam into the inner barrel through the plurality of steam injection holes.

In a preferred embodiment of the above washing machine, the plurality of steam injection holes are annularly formed in the pulsator.

In the above-mentioned washing machine, preferably, the plurality of steam injection holes are arranged on the pulsator in a matrix form.

In a preferred embodiment of the above washing machine, the steam generator is fixed to a lower bottom surface of the pulsator.

In a preferred embodiment of the above washing machine, the steam generator is fixed to an inner bottom of the inner tub.

In a preferred technical solution of the above washing machine, the washing machine further includes a controller, the controller is electrically connected to the steam generator, and the controller can control the steam generator to be turned on and off, and control the steam generator to regulate the temperature of the output steam.

In the preferred technical scheme of the washing machine, when the steam generator is in a working state, the impeller is in a static state.

In the above preferred technical scheme of the washing machine, when the steam generator is in a working state, the pulsator is in a rotating state.

In the preferred technical scheme of the washing machine, the impeller is a metal plate structural part.

As can be understood by those skilled in the art, in the preferred technical solution of the present invention, the steam generator is disposed below the pulsator of the washing machine, and the plurality of steam injection holes are disposed on the pulsator, so that the steam generator is closer to the laundry, and the steam injection holes can directly contact with the laundry, and thus when the steam generator is in operation, the steam output by the steam generator can be directly injected onto the laundry through the steam injection holes, so that the surface and the inside of the laundry can be quickly wetted, the efficiency of soaking the laundry with steam is improved, and the washing machine can more quickly and thoroughly clean the laundry during washing, thereby greatly improving the washing efficiency of the washing machine. Further, since the steam generator is disposed under the pulsator of the washing machine, the pulsator may be rotated at a low speed during the operation of the steam generator, so as to generate a turbulent flow of steam, thereby further improving the efficiency of steam soaking the laundry.

Drawings

Fig. 1 is a schematic structural view of a washing machine of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Based on the problems of poor effect and limited washing efficiency improvement of the existing washing machine provided in the background technology when the steam generator is used for soaking clothes, the invention provides the washing machine, aiming at enabling the washing machine to quickly soak the surfaces and the interior of the clothes through the steam generator so as to improve the efficiency of soaking the clothes with steam, and enabling the washing machine to more quickly and thoroughly clean the clothes during washing, improving the washing efficiency of the washing machine and achieving the purpose of saving water.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a washing machine of the present invention, and as shown in fig. 1, the washing machine of the present invention includes an inner tub 1 and a pulsator 2 disposed in the inner tub 1, the pulsator 2 may be connected to a driving motor through a pulsator shaft, the driving motor drives the pulsator 2 to rotate in the inner tub 1, and the washing machine further includes a steam generator 3 disposed below the pulsator 2, the steam generator 3 being used for supplying steam into the inner tub 1.

Before the washing machine of the invention is used for washing, high-temperature steam can be sprayed to the clothes through the steam generator 3 to realize the wetting of the clothes, and because the steam generator 3 is arranged below the impeller 2, and the clothes can be stacked on the impeller 2 when being put into the inner drum 1 of the washing machine, the steam generator 3 is close to the clothes, the surface and the interior of the clothes can be quickly soaked when the steam generator 3 sprays steam, thereby improving the efficiency of soaking the clothes by the steam, simultaneously leading the washing machine to be capable of quickly and thoroughly cleaning the clothes in the washing working condition, greatly improving the washing efficiency of the washing machine, and because the clothes are soaked in advance before the washing operation, the water consumption of the washing machine during the washing can be reduced to a certain extent, so as to realize the water saving.

Preferably, the pulsator 2 is provided with a plurality of steam injection holes, and the steam generator 3 delivers steam into the inner tub 1 through the plurality of steam injection holes. Because the clothing is stacked on washing machine's impeller 2, set up steam jet hole on impeller 2 and can make the high temperature steam that steam generator 3 jetted directly spout the clothing through a plurality of steam jet holes to further realize soaking fast to the surface and the inside of clothing, improve the efficiency that steam soaked the clothing, thereby make washing machine can be faster, more thoroughly with clothing sanitization in the washing operating mode, further improved washing machine's washing efficiency. Of course, the pulsator 2 of the washing machine may be configured in other configurations, for example, a large gap is provided between the pulsator 2 of the washing machine and the inner bottom of the inner tub 1, and the steam output from the steam generator 3 is delivered through the gap, which is advantageous in that the pulsator 2 of the washing machine does not need to be changed, and only the relative position of the pulsator 2 and the inner tub 1 needs to be properly adjusted, and those skilled in the art can flexibly adjust and design the pulsator 2 according to actual conditions.

Alternatively, a plurality of steam injection holes are annularly provided on the pulsator 2. Through the arrangement of the steam jet holes, the steam output by the steam generator 3 can be uniformly jetted to the clothes through the steam jet holes, so that the clothes can be quickly soaked, and the soaking efficiency of the steam is improved.

Alternatively, a plurality of steam injection holes are arranged in a matrix on the pulsator 2. Similarly to the above, the arrangement of the plurality of steam injection holes in the matrix form also enables the steam output from the steam generator 3 to be uniformly injected onto the laundry, so as to achieve rapid permeation of the laundry and improve the permeation efficiency of the steam. Of course, the plurality of steam injection holes of the present invention are not limited to the two arrangements listed above, and other arrangements may be adopted, and those skilled in the art may flexibly adjust and design the arrangement of the plurality of steam injection holes according to the actual situation as long as the soaking effect of the laundry is optimized by the reasonable arrangement of the plurality of steam injection holes.

As shown in fig. 2, in one embodiment, the steam generator 3 is fixed to the lower bottom surface of the pulsator 2. In this case, the steam generator 3 may be sleeved on the pulsator driving shaft 5, and the shape of the steam outlet 4 of the steam generator 3 is set to be trumpet-shaped to match with the bottom surface of the lower side of the pulsator 2, the steam output from the steam generator 3 flows to the pulsator 2 through the trumpet-shaped steam outlet 4 and is sprayed onto the laundry through the steam spraying holes (not shown in fig. 2) on the pulsator 2, and the trumpet-shaped steam outlet 4 may prevent the steam from overflowing around the pulsator 2 so as to spray the whole steam onto the laundry as much as possible, so that the laundry can be soaked quickly, and the soaking efficiency of the steam is improved. In addition, in order to prevent the steam from overflowing around the pulsator 2 to the maximum, the trumpet-shaped steam outlet 4 of the steam generator 3 and the lower bottom surface of the pulsator 2 may be designed as an integrated structure. Further, through above-mentioned structural design, can be when steam generator 3 is in operating condition, make impeller 2 drive the clothing and carry out low-speed rotation, at this moment, steam generator 3 also rotates along with impeller 2 to produce the steam torrent, thereby further improve the efficiency that the clothing was soaked to steam.

In an alternative embodiment, the steam generator 3 is fixed to the inner bottom of the inner tub 1. In this case, the steam generator 3 can also spray steam onto the clothes through the steam spraying holes on the pulsator 2, and this arrangement of the steam generator 3 may not change the structure of the steam generator 3, and at the same time, the removal and installation of the steam generator 3 are facilitated. Of course, the steam generator 3 may also be disposed at the outer bottom of the inner drum 1, and the output steam of the steam generator 3 is delivered to the lower part of the pulsator 2 through a pipeline, and then the clothes on the pulsator 2 are soaked, and such a change of the position of the steam generator 3 should not deviate from the inventive concept of the technical solution of the present invention.

In the technical solution of the present invention, the controller is electrically connected to the steam generator 3, and the controller can control the steam generator 3 to be turned on and off, and at the same time, the controller can control the steam generator 3 to adjust the temperature of the output steam. When needs carry out steam to the clothing and permeate, open through controller control steam generator 3 and permeate in order to carry out steam to the clothing, when need not to permeate the clothing, through controller control steam generator 3 stops to permeate the clothing, and, can adjust the temperature of output steam through controller control steam generator 3, when the temperature of improving steam generator 3 output steam, can accelerate the speed of permeating to the clothing, thereby improve the efficiency of permeating of steam, and simultaneously, to different types of clothing, can set up different temperatures, thereby improve the flexibility that steam soaked the clothing. In the above, the controller may be a control module, a controller or a computer processor of the washing machine, and a person skilled in the art may flexibly adjust and set the structure of the controller according to actual conditions, as long as the soaking effect of the laundry is optimized by controlling the on/off and the temperature rise/decrease of the steam generator 3.

When the steam generator 3 is in a working state, the pulsator 2 may be in a stationary state or a rotating state.

In one possible embodiment, before the washing machine performs a washing operation, the steam generator 3 is turned on, and the pulsator 2 is controlled to be in a stationary state, the steam generator 3 sprays steam onto the laundry through the steam spray holes to saturate the laundry, and after the saturation is completed, the steam generator 3 is turned off, the pulsator 2 is controlled to rotate, and the washing machine is controlled to enter a washing condition.

In another possible embodiment, before the washing operation of the washing machine, the laundry is pre-washed by steam, the steam generator 3 is turned on, the driving motor is controlled to drive the pulsator 2 to rotate, the steam generator 3 pre-washes the laundry while injecting the steam to the laundry through the steam injection holes, and after the pre-washing of the laundry is completed, the steam generator 3 is turned off, the pulsator 2 is controlled to continuously rotate, and the washing machine is controlled to enter the washing condition.

Preferably, the impeller 2 is a sheet metal structural member, which has light weight and high strength, can be suitable for high-load rotary motion, has low cost, and is suitable for mass production.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims

1. A washing machine comprises an inner barrel and a wave wheel arranged in the inner barrel, and is characterized by further comprising a steam generator arranged below the wave wheel, wherein the steam generator is used for conveying steam into the inner barrel, a plurality of steam injection holes are formed in the wave wheel, and the steam generator conveys the steam into the inner barrel through the steam injection holes;

spraying high-temperature steam to the laundry through the steam generator before the washing machine performs a washing operation to achieve wetting of the laundry;

steam generator cover is located on the drive shaft of impeller, steam generator's steam outlet's shape set up into with the horn shape of the downside bottom surface looks adaptation of impeller, steam generator output passes through horn shape steam outlet flow direction the impeller passes through on the impeller steam jet orifice sprays on the clothing.

2. The washing machine as claimed in claim 1, wherein the plurality of steam injection holes are annularly provided on the pulsator.

3. The washing machine as claimed in claim 1, wherein the plurality of steam injection holes are disposed on the pulsator in a matrix form.

4. The washing machine as claimed in any one of claims 1 to 3, wherein the steam generator is fixed to a lower bottom surface of the pulsator.

5. The washing machine as claimed in claim 1, further comprising a controller electrically connected with the steam generator, and

the controller can control the steam generator to be turned on and off and control the steam generator to regulate the temperature of the output steam.

6. The washing machine as claimed in claim 1, wherein the pulsator is in a rotating state when the steam generator is in an operating state.

7. The washing machine as claimed in claim 1, wherein the pulsator is a sheet metal structure.