CN219048284U - dishwasher - Google Patents

Abstract

The utility model relates to the technical field of dishwashers, and specifically provides a dishwasher, aiming to solve the problem of residue accumulation in the sink and filter screen of the existing dishwasher. For this purpose, the dishwasher of the present utility model comprises a water tank and a filter, the top of the water tank is provided with a plane filter, the filter runs through the plane filter and extends into the water tank, the dishwasher also comprises a pump device, and the pump device and the water tank Through the connection between the first water outlet pipe and the water return pipe, a cleaning ball is arranged in the water tank. When the tank needs to be cleaned, start the pump device, the water in the tank returns to the tank through the first outlet pipe, the pump device and the return pipe, and flushes the outer wall of the tank and the filter. At the same time, the water flow drives the cleaning ball to move. It rubs against the inner wall of the sink and the filter to clean the sink and filter. The above arrangement greatly reduces the accumulation of food residues in the water tank and the filter.

Description

dishwasher

technical field

The utility model relates to the technical field of dishwashers, and specifically provides a dishwasher.

Background technique

With the development of society and the improvement of living standards, people also have higher and higher demands on automation products, and dishwashers are one of many automation products that are in demand. As a device for automatically cleaning tableware, dishwashers appear in the homes of many users. The appearance of dishwashers saves valuable time for users. However, after the existing dishwasher has been used for a long time, excessive food residues have accumulated in the filter screen and the water tank of the dishwasher. During the circular spraying, it is easy to accumulate food residues to cause secondary pollution to the tableware. The above problems seriously affect the user experience

Correspondingly, there is a need for a new dishwasher in the art to solve the problem of residue accumulation in the sink and filter screen of the existing dishwasher.

Utility model content

The utility model aims to solve the above-mentioned technical problems, that is, to solve the problem of residue accumulation in the sink and the filter screen of the existing dishwasher.

In a first aspect, the utility model provides a dishwasher. The dishwasher includes a water tank and a filter. A plane filter is arranged on the top of the water tank. The filter runs through the plane filter and extends into the In the water tank, the dishwasher further includes a pump device, the pump device is connected to the water tank through a first water outlet pipe and a water return pipe, and a cleaning ball is arranged in the water tank.

In the preferred technical solution of the above dishwasher, a first water inlet is provided on the water tank, the water return pipe is connected to the water tank through the first water inlet, and the water outlet direction of the first water inlet is in the same direction as the first water inlet. The value range of the included angle α between the tangent lines of the inner wall of the water tank is 0° to 30°.

In the preferred technical solution of the above dishwasher, the pump device is a washing pump, and the dishwasher further includes a spray device, the spray device is connected to the washing pump through a second outlet pipe, and the return The water pipe is provided with a first valve, and the second water outlet pipe is provided with a second valve.

In the preferred technical solution of the above dishwasher, the pump device is a drain pump, and the drain pump is also connected to a drain pipe, the return pipe is provided with a first valve, and the drain pipe is provided with a third valve .

In a preferred technical solution of the above dishwasher, the dishwasher further includes a washing pump and a drain pump, and both the washing pump and the drain pump are in communication with the sink through water pipes.

In the preferred technical solution of the above dishwasher, the dishwasher further includes a water inlet pipe, a second water inlet is provided on the water tank, and the water inlet pipe is connected to the water tank through the second water inlet, so The angle α between the water outlet direction of the second water inlet and the tangent to the inner wall of the water tank ranges from 0° to 30°.

In the preferred technical solution of the above dishwasher, a circulation chamber is formed between the plane filter, the outer wall of the filter, and the inner wall of the sink, and the cleaning ball is arranged in the circulation chamber.

In the preferred technical solution of the above-mentioned dishwasher, a first filter net is provided on the top surface of the filter, and the filter cavity is surrounded by the first filter net and the filter, and the cleaning ball is also arranged on the top surface of the filter. inside the filter cavity.

In a preferred technical solution of the above dishwasher, the cleaning balls include spherical cleaning balls and cylindrical cleaning balls.

In the preferred technical solution of the above dishwasher, the cleaning balls arranged in the filter chamber and the circulation chamber include spherical cleaning balls and cylindrical cleaning balls, and the spherical cleaning balls arranged in the filter chamber The density of the ball and the cylindrical cleaning ball is greater than or equal to the density of water, the density of a part of the spherical cleaning ball and the cylindrical cleaning ball arranged in the circulation chamber is lower than the density of water, and the other part of the spherical cleaning ball The density of the ball and the cylindrical cleaning ball is greater than or equal to the density of water.

In the case of adopting the above technical solution, the utility model can use the pump device, the first water outlet pipe, the return pipe, and the cleaning ball to clean the inner wall of the water tank and the filter. When the water tank needs to be cleaned, start the pump device, and the water tank in the water tank The water returns to the water tank through the first water outlet pipe, the pump device and the water return pipe, and sprays the outer wall of the water tank and the filter. During the circulation of the water flow, the water flow drives the cleaning ball to move so that the cleaning ball and the inner wall of the water tank and the filter The water tank and the filter are cleaned by friction between the cleaning ball and the water tank and the filter. After the cleaning process is completed, the sewage is discharged from the water tank. The above settings greatly reduce the food residue in the water tank and the filter. Build-up while alleviating pungent odors due to food build-up.

Description of drawings

Describe preferred embodiment of the present utility model below in conjunction with accompanying drawing, in accompanying drawing:

Fig. 1 is a connection schematic diagram of the first embodiment of the dishwasher of the present invention;

Fig. 2 is a connection schematic diagram of a second embodiment of the dishwasher of the present invention;

Fig. 3 is a schematic view of the water inlet direction of the first water inlet of the dishwasher of the present invention.

List of drawings:

1. Dishwasher; 10. Liner; 11. Sink; 111. First water inlet; 112. Second water inlet; 113. Circulation cavity; 12. Filter; 121. Filter cavity; 122. First filter net 13, plane filter screen; 141, spherical cleaning ball; 1411, the first spherical cleaning ball; 1412, the second spherical cleaning ball; 142, cylindrical cleaning ball; 1421, the first cylindrical cleaning ball; 1422, the second cylinder 15, the first outlet pipe; 16, the return pipe; 161, the first valve; 17, the washing pump; 171, the second outlet pipe; 1711, the second valve; 18, the drain pump; 181, the drain pipe; 1811, the third valve; 19, the water inlet pipe.

Detailed ways

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principle of the utility model, and are not intended to limit the protection scope of the utility model. Those skilled in the art can make adjustments as needed so as to adapt to specific applications.

It should be noted that, in the description of the present utility model, terms such as "inner", "outer" and other indicated directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and It is not to indicate or imply that the device or element must have a particular orientation, be constructed in a particular orientation, or operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In addition, it should be noted that in the description of the present utility model, unless otherwise specified and limited, the term "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral Ground connection; either mechanical or electrical. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

As shown in Figure 1-2, in order to solve the problem of residue accumulation in the sink and filter screen of the existing dishwasher, the dishwasher 1 of the present utility model includes a sink 11 and a filter 12, and a flat filter screen is arranged on the top of the sink 11 13. The filter 12 penetrates the flat filter screen 13 and extends into the water tank 11. The dishwasher 1 also includes a pump device, which is connected to the water tank 11 through the first water outlet pipe 15 and the return water pipe 16. Set with cleaning balls. The pump means can be provided as a wash pump 17, a drain pump 18 or other pump means.

As shown in Figure 1, when the pump device is set as the washing pump 17, the washing pump 17 is not only connected to the water tank 11, but also connected to the spray device (not shown in the figure) through the second outlet pipe 171, when the dishwasher 1. When the tableware needs to be cleaned, close the first valve 161 on the return pipe 16 and open the second valve 1711 on the second outlet pipe 171. At this time, the water in the water tank 11 passes through the first outlet pipe 15, the washing pump 17, The second outlet pipe 171 is sent to the spraying device, so that the tableware is sprayed and cleaned by the spraying device, and the cleaned sewage falls back into the water tank 11, and the cycle goes on and on until the tableware is cleaned and finally the sewage is discharged. And when the dishwasher 1 is used too many times, it is easy to cause food residues to accumulate in the water tank 11 or the filter 12, or when the cleaned sewage falls into the water tank 11 and the filter 12, the more stubborn stains will stick to each other. When on the water tank 11 or the filter 12, the water tank 11 and the filter 12 need to be cleaned. At this time, the first valve 161 is opened, the second valve 1711 is closed, and the water in the water tank 11 passes through the first water outlet pipe 15 and the washing pump 17. , the water return pipe 16 returns to the water tank 11 again, and the water returned to the water tank 11 flushes the inner wall of the water tank 11 and the outer wall of the filter 12. At this time, part of the food residue comes off from the inner wall of the water tank 11 and the outer wall of the filter 12 to enter the In the cleaning water in the water tank 11, some residues attached to the inner wall of the filter 12 are washed into the filter cavity 121. In addition, when the water flow continuously flows from the return pipe 16 to the water tank 11, the flowing water drives the cleaning ball to move. , the cleaning ball rubs against the inner wall of the water tank 11 and the filter 12 during the movement, and the food residue on the water tank 11 and the filter 12 further falls back into the cleaning water through the friction with the cleaning ball. And filter 12 cleaning.

As shown in Figure 2, the pump device can also be set as a drainage pump 18, the drainage pump 18 is also connected to the drain pipe 181, the return pipe 16 is provided with a first valve 161, and the drain pipe 181 is provided with a third valve 1811, when required When cleaning the water tank 11 or the filter 12, open the first valve 161, close the third valve 1811, and start the drain pump 18. At this time, the water in the water tank 11 moves into the drain pump 18 through the first outlet pipe 15 and then passes back to the drain pump 18. The water pipe 16 returns to the water tank 11. The cleaning process at this time is the same as the above-mentioned cleaning process in which the pump device is set as the washing pump 17, and will not be repeated here.

In addition, the pump device can also be set to be driven by a separate pump driving device. At this time, the dishwasher 1 also includes a washing pump 17 and a drain pump 18, which are not shown in the connection structure diagram. The washing pump 17 and its matching water pipes are realized, and the drainage process of the dishwasher 1 is realized by the drain pump 18 and its matching water pipes, and when the water tank 11 or the filter 12 needs to be cleaned, the pump driving device is started to clean the water tank 11 and the filter. 12 for cleaning, the cleaning process at this time is the same as the above-mentioned cleaning process in which the pump device is set as the washing pump 17, and will not be repeated here.

Setting the pump device as a washing pump 17 or a drain pump 18 can reduce the number of pumps in the dishwasher 1, thereby saving costs, and setting the pump device as a separate pump drive device can make the washing, draining, The cleaning work is clear. In addition, the arrangement of the pump device is not restrictive. Therefore, all of the above are within the protection scope of the present utility model.

As shown in Figures 1-3, a circulation cavity 113 is formed between the flat filter screen 13 of the present invention, the outer wall of the filter 12, and the inner wall of the water tank 11, and the cleaning ball is arranged in the circulation cavity 113. As shown in FIG. 1 and FIG. 2 , the top surface of the filter 12 is provided with a first filter 122 , the first filter 122 and the filter 12 enclose a filter chamber 121 , and cleaning balls are also arranged in the filter chamber 121 . The cleaning balls include spherical cleaning balls 141 and cylindrical cleaning balls 142 . The cleaning balls arranged in the filter chamber 121 and the circulation chamber 113 include a spherical cleaning ball 141 and a cylindrical cleaning ball 142, and the density of the spherical cleaning ball 141 and the cylindrical cleaning ball 142 arranged in the filtering chamber 121 is greater than or equal to the density of water, The density of some spherical cleaning balls 141 and cylindrical cleaning balls 142 arranged in the circulation cavity 113 is lower than that of water, and the density of another part of spherical cleaning balls 141 and cylindrical cleaning balls 142 is greater than or equal to the density of water.

Cleaning balls can be arranged in the circulation cavity 113 and the filter cavity 121 , in order to prevent the cleaning balls in the filter cavity 121 from being washed by water on the inner container 10 , a first filter screen 122 is set on the top of the filter 12 . Cleaning ball comprises spherical cleaning ball 141 and cylindrical cleaning ball 142, and spherical cleaning ball 141 comprises the first spherical cleaning ball 1411 of density greater than or equal to water and the second spherical cleaning ball 1412 of density less than water, and cylindrical cleaning ball 142 comprises density greater than or equal to water. Equal to the first cylindrical cleaning ball 1421 of water and the second cylindrical cleaning ball 1422 whose density is less than water, the spherical cleaning ball 141 and the cylindrical cleaning ball 142 can reduce the resistance of itself when moving in water, which is beneficial for it to move in water. It moves up and down and rubs against the inner wall of the filter 12 or the water tank 11 . At the same time, the cylindrical cleaning ball 142 can also clean to the dead corner of the water tank 11 or the filter 12 . The spherical cleaning ball 141 and the cylindrical cleaning ball 142 arranged in the filter cavity 121 are used to clean the inner wall of the filter 12, and are the denser first spherical cleaning ball 1411 and the first cylindrical cleaning ball 1421. When the filter cavity 121 When there is too much water in the filter, the larger density can prevent it from floating on the water surface and cannot rub against the inner wall of the filter 12 so as not to clean the inner wall of the filter 12. The cleaning balls arranged in the circulation cavity 113 include a first spherical cleaning ball 1411, a second spherical cleaning ball 1412, a first cylindrical cleaning ball 1421 and a second cylindrical cleaning ball 1422, the second spherical cleaning ball 1412 and the second cylindrical cleaning ball The shape cleaning ball 1422 is used to clean the plane filter screen 13 on the top of the water tank 11, that is, when there is more water in the tank 11, it moves upwards through a larger buoyancy to generate friction with the plane filter screen 13 and make food residues flow out of the plane filter screen. 13, and the denser first spherical cleaning ball 1411 and the first cylindrical cleaning ball 1421 are used to clean the outer wall of the filter 12 and the inner wall of the tank 11, by repeatedly moving up and down in water and with the filter 12 The outer wall rubs against the inner wall of the water tank 11 to clean the food residues on the outer wall of the filter 12 and the inner wall of the water tank 11 into the water, and then realize the cleaning of the water tank 11 and the filter 12 by the cleaning ball.

It should be noted that the spherical cleaning ball 141 can be set to a standard spherical shape, or can be set to an ellipsoid or other spherical shape, as long as it can reduce the running resistance when moving in water, there is no restriction on whether it is a regular spherical shape, and Reasonably, the cylindrical cleaning ball 142 can be set as a flat cylindrical shape, or can be set as a long cylindrical shape, as long as it can clean a part of the dead corner of the water tank 11 or the filter 12, so the specific shape of the cylindrical cleaning ball 142 is not limited. Of course, the cleaning ball can also be set to other shapes that are beneficial to the cleaning of the water tank 11, the filter 12 and the plane filter screen 13, all of which are within the protection scope of the present utility model.

It should also be noted that, in order to ensure the cleaning effect, the size of the cleaning balls arranged in the circulation chamber 113 cannot be too large or too small, neither can pass through the side wall of the filter 12 into the filter 12 nor pass through the flat surface. The filter screen 13 enters the inner container 10, and at the same time, it must be ensured that it can move freely in the circulation chamber 113 and cannot be stuck in the circulation chamber 113. In addition, since the cleaning ball is set in the water tank 11 or the filter 12 in advance, Therefore, the materials used must meet food-grade requirements, and the cleaning ball should try to ensure that it does not shed lint or debris so as to reduce pollution to the tableware. At the same time, the cleaning ball can be taken out and replaced after being worn for a period of time.

As shown in Figures 1 and 2, the dishwasher 1 also includes a water inlet pipe 19, the water tank 11 is provided with a second water inlet 112, the water inlet pipe 19 is connected with the water tank 11 through the second water inlet 112, and the water in the water inlet pipe 19 It can directly enter into the water tank 11, and, driven by the water in the water inlet pipe 19, the cleaning ball can move up and down and rub against the water tank 11 and the filter 12, so that the filter 12 and the water tank 11 can also be cleaned . In addition, the water tank 11 is also provided with a first water inlet 111, and the return pipe 16 is connected with the water tank 11 through the first water inlet 111. As shown in Figure 3, the first water inlet 111 (the second water inlet 112 and the first water inlet 111 in the same way) the value range of the included angle α between the water outlet direction (shown in the direction of the straight arrow in the figure) and the tangent line of the inner wall of the tank 11 is 0° to 30°, and the preferred value of the included angle α is close to 0° , the above setting can ensure that when water is fed into the water tank 11, the water entering the water tank 11 can fully rotate. At this time, the water flow can not only drive the cleaning ball to move up and down, but also the cleaning ball can follow the rotating water flow to rotate, thereby connecting with the water tank 11 The inner wall of the water tank 11 and the outer wall of the filter 12 are fully rubbed along the circumferential direction, thereby further realizing the cleaning of the inner wall of the water tank 11 and the outer wall of the filter 12 by the cleaning ball.

To sum up, when food residues accumulate in the sink 11 or the filter 12 of the dishwasher 1, the sink 11 and the filter 12 need to be cleaned, and the pump device provides power for the water. The water returns to the water tank 11 through the first water outlet pipe 15, the pump device, and the return pipe 16. The water returned to the water tank 11 flushes the inner wall of the water tank 11 and the outer wall of the filter 12. At the same time, the flowing water drives the cleaning ball Movement, the cleaning ball rubs against the inner wall of the water tank 11 and the filter 12 during the movement and never cleans the water tank 11 and the filter 12 . Cleaning balls can be arranged in the circulation cavity 113 and the filter cavity 121 , in order to prevent the cleaning balls in the filter cavity 121 from being washed on the inner container 10 by water, a filter screen is set on the top of the filter 12 . The spherical cleaning ball 141 and the cylindrical cleaning ball 142 can reduce their own resistance in water when they move in water, which is beneficial for them to move in water and rub against the filter 12 or the inner wall of the tank 11 . The second spherical cleaning ball 1412 and the second cylindrical cleaning ball 1422 arranged in the recirculation chamber 113 are used to clean the plane filter screen 13 on the top of the tank 11, while the first spherical cleaning ball arranged in the recirculation chamber 113 and the filter chamber 121 1411 and the first cylindrical cleaning ball 1421 are used to clean the inner and outer walls of the filter 12 and the inner wall of the water tank 11 . The value range of the angle α between the water outlet direction of the first water inlet 111 and the second water inlet 112 and the tangent line of the inner wall of the water tank 11 is set to 0° to 30°, so that the water entering the water tank 11 can be fully rotated, thereby Provide sufficient cleaning power for the cleaning ball.

So far, the technical solution of the utility model has been described in conjunction with the preferred implementations shown in the accompanying drawings, however, those skilled in the art can easily understand that the protection scope of the utility model is obviously not limited to these specific implementations. On the premise of not departing from the principle of the utility model, those skilled in the art can make equivalent changes or substitutions to relevant technical features, and the technical solutions after these changes or substitutions will all fall within the protection scope of the utility model.

Claims (10)

1. The dish washer, its characterized in that, dish washer includes basin and filter, the basin top is provided with the plane filter screen, the filter runs through the plane filter screen and stretches into in the basin, dish washer still includes pump assembly, pump assembly with the basin is through first outlet pipe and wet return connection, be provided with the cleaning ball in the basin.

2. The dishwasher of claim 1, wherein the tub is provided with a first water inlet through which the return pipe is connected with the tub, and the angle α between the water outlet direction of the first water inlet and the tangent line of the inner wall of the tub is in the range of 0 ° to 30 °.

3. The dishwasher of claim 1, wherein the pump means is a wash pump, the dishwasher further comprising a spray means connected to the wash pump via a second outlet pipe, the return pipe being provided with a first valve, the second outlet pipe being provided with a second valve.

4. The dishwasher of claim 1, wherein the pump means is a drain pump, the drain pump being further connected to a drain pipe, the return pipe being provided with a first valve, the drain pipe being provided with a third valve.

5. The dishwasher of claim 1 further comprising a wash pump and a drain pump, both in communication with the sump via a water line.

6. The dishwasher of claim 1, further comprising a water inlet pipe, wherein a second water inlet is provided on the water tank, the water inlet pipe is connected with the water tank through the second water inlet, and the included angle alpha between the water outlet direction of the second water inlet and the tangent line of the inner wall of the water tank is in the range of 0 to 30 degrees.

7. The dishwasher of claim 1, wherein a circulation chamber is formed between the planar filter screen and the outer wall of the filter, the inner wall of the tub, and the cleaning balls are disposed in the circulation chamber.

8. The dishwasher of claim 7, wherein the top surface of the filter is provided with a first filter screen, the first filter screen and the filter enclosing a filter cavity, the cleaning ball being further disposed within the filter cavity.

9. The dishwasher of claim 8, wherein the cleaning balls comprise spherical cleaning balls and cylindrical cleaning balls.

10. The dishwasher of claim 9, wherein the cleaning balls disposed in the filter chamber and the circulation chamber include spherical cleaning balls and cylindrical cleaning balls, the spherical cleaning balls and the cylindrical cleaning balls disposed in the filter chamber having a density equal to or greater than a density of water, a portion of the spherical cleaning balls and the cylindrical cleaning balls disposed in the circulation chamber having a density less than the density of water, and another portion of the spherical cleaning balls and the cylindrical cleaning balls having a density equal to or greater than the density of water.

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