WO2014015764A1

WO2014015764A1 - Washing machine inner drum having waterfall apparatus and wave-wheel washing machine

Info

Publication number: WO2014015764A1
Application number: PCT/CN2013/079616
Authority: WO
Inventors: 刘松; 刘振华; 刘玉春; 刘大燕
Original assignee: 海信容声(广东)冰箱有限公司
Priority date: 2012-07-23
Filing date: 2013-07-18
Publication date: 2014-01-30

Abstract

Disclosed are a washing machine inner drum having a waterfall apparatus and a wave-wheel washing machine, comprising an inner drum (9), a wave-wheel provided on the bottom face of the inner drum, and a waterfall cascading plate (2) provided on an inner wall of the inner drum, wherein a space between the waterfall cascading plate (2) and the inner drum inner wall constitutes a vertical channel, the lower end of the vertical channel is a water inlet, and the top end is a waterfall spout (4). The features thereof are: a small wave-wheel mounting hole (7) is provided on the waterfall cascading plate (2) underneath the waterfall spout (4), wherein a small wave-wheel (1) is connected as one with an impeller (1-2) via a rotary shaft (1-1); the rotary shaft (1-1) is transversely placed in the small wave-wheel mounting hole (7); the small wave-wheel (1) is located outside the waterfall cascading plate (2); the impeller (1-2) is located in the vertical channel; the small wave-wheel (1) freely rotates with the impeller (1-2); an intermediate baffle plate (5) is provided in the vertical channel and underneath the impeller (1-2), and divides the lower half of the vertical channel into a left-hand water channel (3) and a right-hand water channel (6). The waterfall apparatus can achieve multi-directional and multi-angular washing and cleaning of clothes in the top part of the washing machine inner drum (9), significantly increasing the degree of washing by the washing machine, and the structure thereof is simple and low cost.

Description

Washing machine inner bucket and pulsator washing machine with waterfall device

Technical field

The invention belongs to the technical field of washing machine manufacturing, and in particular relates to a washing machine inner tub and a pulsator washing machine with a waterfall device.

Background technique

With the improvement of people's living standards, the use of washing machines has become more and more popular, and consumers have an increasing demand for the washing function of washing machines. In addition to requiring the washing machine to have an excellent cleaning function, it is also required to have a low wear rate of the washing machine to avoid washing the clothes. At present, there are many measures to improve the washing rate of washing machine products on the market, and some are realized by adding a spray bridge structure on the wall of the washing tub. The space between the waterfall plate and the inner barrel wall constitutes a water channel. The pulsator forms a pressurized water flow during the rotation process, the water flow rises from the lower inlet of the waterway, and the water is ejected from the top opening of the spray slab. This structure can form a wash wash of the laundry above the tub. However, the existing water spray device sprays a single flow direction, and the washing material is strip-shaped. The clothes above the bucket cannot be washed and washed in multiple directions and at multiple angles, and the effect is not significant. How to improve the structure of the waterfall device of the inner tub of the existing washing machine, and the washing of the clothes above the inner tub of the washing machine can be multi-directional and multi-angle washing, which is a technical problem to be solved in the technical field. Summary of the invention

In order to solve the above-mentioned technical problems existing in the prior art, the present invention provides a washing machine inner tub and a pulsator washing machine with a waterfall device, and the waterfall device can realize multi-directional and multi-angle flushing and washing on the clothes above the inner tub of the washing machine, thereby greatly improving Washing machine washing degree, its structure is simple, and the cost is low.

In order to achieve the object of the present invention, the technical solution adopted by the present invention is: an inner tub of a washing machine having a waterfall device, comprising an inner bucket, a pulsator provided on the bottom surface of the inner bucket, a spray dam plate provided on the inner side wall of the inner bucket, and a spray slab The space between the inner wall of the inner tub and the inner side wall of the inner tub constitutes a vertical passage, the lower end of the vertical passage is a water inlet, and the upper end is a spray waterfall, wherein the spray waterfall plate below the spray waterfall is provided with a small wheel mounting hole, and a small wheel Connected to an impeller through a rotating shaft, the rotating shaft is laterally inserted into the small wheel mounting hole, the small The pulsator is located outside the spray slab, the impeller is located in the vertical passage, the wavelet wheel is freely rotated with the impeller, and an intermediate partition is vertically disposed under the impeller in the vertical passage, and the lower half of the vertical passage is the left channel And the right channel.

The improvement of the above technical solution: the installation of the small wave wheel on the spray damper plate is a concave small wave wheel mount, the wavelet wheel is placed in the small wheel wheel mount, and the top surface of the wavelet wheel is substantially flush with the outer side of the spray bridge.

A further improvement of the above technical solution: the middle partition upper end is flush with the bottom end of the small wheel wheel mount, and the water inlet is between the lower end of the intermediate partition and the bottom surface of the inner barrel inner side.

A further improvement to the above technical solution: The diameter of the small wheel is smaller than the diameter of the wheel provided on the bottom surface of the inner barrel.

A further improvement of the above technical solution: the number of the spray bridges for installing the small wave wheel is two or three, and is evenly arranged on the inner side of the inner circumference of the inner barrel.

A further improvement to the above technical solution: The left channel is the same height and width as the right channel, and the impeller diameter is larger than the width of the left channel or the right channel.

A pulsator washing machine characterized by using the above-mentioned washing machine inner tub having a waterfall device.

Compared with the prior art, the invention has the following advantages and positive effects:

1. The invention cooperates with the inner bucket and its pulsator by installing the spray device of the small wave wheel. During the washing process, the impact water flow is alternately generated in the left and right water channels, and the wavelet wheel periodically rotates clockwise and counterclockwise. The rotating water flow is locally generated to realize multi-directional and multi-angle flushing and washing of the clothes above the inner tub, thereby improving the washing rate of the laundry and improving the washing efficiency.

2. The small wave wheel of the present invention does not require complicated transmission mechanism driving and does not require power supply. Therefore, the structure is simple, the cost is low, and it is not easily damaged.

3. The invention completely ends the history of the pulsator washing machine, and only has a history of a pulsator, creating a new washing mode, which lays a foundation for the future innovation and further development of the pulsator washing machine.

DRAWINGS 1 is a structural view of a spray device on a barrel of a washing machine of the present invention;

2 is a view showing the internal structure of a washing machine using a bucket of a washing machine in a waterfall device according to the present invention. detailed description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to Figures 1 and 2, an embodiment of the inner tub of the washing machine having the waterfall device comprises an inner tub 9, a pulsator provided on the bottom surface of the inner tub 9, and a spray slab 2 disposed on the inner side wall of the inner tub. The space between the spray bridge 2 and the inner side wall of the inner tub 9 constitutes a vertical passage, the lower end of the vertical passage is a water inlet, and the upper end is a spray outlet 4 .

A small wheel mounting hole 7 is disposed on the spray slab 2 below the blast gate 4, and a small wheel 1 is integrally connected with an impeller 1-2 through a rotating shaft 1-1, and the rotating shaft 1-1 is laterally inserted into the small wheel In the mounting hole 7, the small wheel 1 is located outside the spray panel 2, the impeller 1-2 is located in the vertical passage inside the spray panel 2, and the wavelet wheel 1 is free to rotate with the impeller 10-2. The pontoon plate 2 is equipped with a small wave wheel. The 1 part is a concave small wave wheel mount. The wavelet wheel 1 is placed in the small wheel wheel mount 8, and the top surface of the wavelet wheel 1 is substantially flush with the outer side of the spray slab 2.

An intermediate partition 5 is vertically disposed below the impeller 1-2 in the vertical passage, and the lower half of the vertical passage is divided into a left channel 3 and a right channel 6. The upper end of the intermediate partition 5 is flush with the bottom end of the small wheel mounting seat 8, and the lower end of the intermediate partition plate 5 and the bottom surface of the inner side of the inner tub 9 are the water inlets of the vertical passage.

The diameter of the small wave wheel 1 is smaller than the diameter of the pulsator provided on the bottom surface of the inner barrel 9. The shape of the small wave wheel 1 is substantially the same as the pulsator provided on the bottom surface of the inner barrel 9. The shape of the small wave wheel 1 can also be designed separately as needed. The diameter of the wavelet wheel 1 is the same as the diameter of the impeller 1-2, and the left channel 3 and the right channel 6 have the same height and width, and the impeller diameter is larger than the width of the left channel 3 or the right channel 6.

In the present embodiment, the vertical passages for mounting the small wave wheel 1 are two, and are symmetrically disposed on the inner wall of the inner tub 9. The vertical passages on the inner side wall of the inner tub 9 may be one or more, as needed.

As shown in FIG. 2, an embodiment of a pulsator washing machine of the present invention includes a casing, a water tub in the casing, a washing machine inner tub 9 having a waterfall device, and a pulsator thereof. The pulsator washing machine of the embodiment adopts the above embodiment. The structure of the inner tub 9 of the washing machine having the waterfall device will not be described again. Working principle of the invention: When the pulsator at the bottom of the inner tub 9 is running, a pressure water flow is formed to press water from the lower inlet 3 of the left channel 3 or the right channel 6 into the channel. When the pulsator runs clockwise, the pressure water flows only into the left channel 3, and the water in the left channel 3 rises against the impeller 1-2, causing the impeller 1-2 to rotate clockwise, driving the small wheel 1 to rotate clockwise; During hour hand operation, the pressurized water flow only flows into the right channel 6, and the water in the right channel 6 rises against the impeller 1-2, causing the impeller 1-2 to rotate counterclockwise, driving the small wheel 1 to rotate counterclockwise. The wavelet wheel 1 periodically rotates clockwise and counterclockwise to generate a rotating water flow locally, thereby achieving washing and washing of the clothes above the inner tub 9, thereby improving the washing ratio of the laundry.

The above is only some specific embodiments of the present invention, and the above specific structure is not to be construed as limiting the present invention. In fact, there are many specific embodiments of the present invention, and any non-substantially made in the inventive concept Modifications are within the scope of the invention.

Claims

claims

1. An inner barrel of a washing machine with a waterfall device, including an inner barrel, a pulsator provided on the bottom of the inner barrel, and a waterfall plate provided on the inner wall of the inner barrel. The space between the spray plate and the inner wall of the inner barrel forms a vertical channel. The lower end of the vertical channel is the water inlet, and the upper end is the waterfall mouth. It is characterized in that a small pulsator mounting hole is provided on the waterfall plate below the waterfall mouth, and a small pulsator is integrated with an impeller through a rotating shaft. The rotating shaft The small pulsator is placed laterally in the installation hole of the small pulsator. The small pulsator is located outside the waterfall plate. The impeller is located in the vertical channel. The small pulsator rotates freely with the impeller. An intermediate partition plate is vertically arranged below the impeller in the vertical channel. , divide the lower half of the vertical channel into the left water channel and the right water channel.

2. The inner tub of a washing machine with a waterfall device according to claim 1, characterized in that the part where the small pulsator is installed on the waterfall plate is a concave small pulsator mounting seat, and the small pulsator is placed in the small pulsator mounting seat. The top surface of the small impeller is basically flush with the outside of the waterfall plate.

3. The inner tub of the washing machine with a waterfall device according to claim 2, characterized in that the upper end of the middle partition plate is flush with the bottom end of the small pulsator mounting seat, and the distance between the lower end of the middle partition plate and the bottom surface of the inner barrel is Describe the water inlet.

4. The inner barrel of a washing machine with a waterfall device according to any one of claims 1 to 3, characterized in that the diameter of the small pulsator is smaller than the diameter of the pulsator provided on the bottom surface of the inner barrel.

5. The inner tub of a washing machine with a waterfall device according to any one of claims 1 to 3, characterized in that the number of waterfall plates equipped with small pulsators is 2 or 3, and they are evenly distributed around the circumference of the inner tub. inside.

6. The inner tub of a washing machine with a waterfall device according to claim 4, characterized in that the number of waterfall plates equipped with small pulsators is 2 or 3, and they are evenly distributed on the inside of the circumference of the inner tub.

7. The inner tub of a washing machine with a waterfall device according to any one of claims 1 to 3, characterized in that the left water channel and the right water channel have the same height and width, and the diameter of the impeller is greater than the width of the left water channel or the right water channel.

8. The inner tub of the washing machine with waterfall device according to claim 6, characterized in that the left The height and width of the water channel are the same as that of the right water channel, and the diameter of the impeller is larger than the width of the left water channel or the right water channel.

9. A pulsator washing machine, characterized by using the inner barrel of the washing machine with the waterfall device described in claims 1-8.