CN112674685A - Filtration system and dish washer - Google Patents
Filtration system and dish washer Download PDFInfo
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- CN112674685A CN112674685A CN201910994566.3A CN201910994566A CN112674685A CN 112674685 A CN112674685 A CN 112674685A CN 201910994566 A CN201910994566 A CN 201910994566A CN 112674685 A CN112674685 A CN 112674685A
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Abstract
The invention relates to the technical field of dish washing machines, and discloses a filtering system and a dish washing machine. This filtration system is through being provided with the filter in the basin, and the diameter of the first filtration pore of a plurality of that set up on the filter is along the highly from bottom to top increase of filter, can adapt to the filtration of the washing water of different dirty degrees, improves filtering quality, reduces and blocks up. The dishwasher disclosed by the invention has the advantages of good filtering effect, filter blockage avoidance, long service life and realization of cyclic utilization of washing water.
Description
Technical Field
The invention relates to the technical field of dish washing machines, in particular to a filtering system and a dish washing machine.
Background
The dish washer is used to automatically clean tableware such as dish, chopsticks, dish, knife and fork. The filtering system is an important component in the dish-washing machine, and is used for filtering granular sundries in the washing circulating water of the dish-washing machine and preventing the secondary pollution of tableware so as to improve the cleaning rate of the dish-washing machine.
The filtering system of the existing dish washer uses a plane coarse filter and a cylindrical fine filter to filter the washing water. The filter openings of these filters are typically all the same size and can easily become clogged during operation of the dishwasher. In addition, the same size of the filtering holes cannot be adapted to filtering of washing water of different degrees of contamination during operation. Therefore, it is highly desirable to provide a novel filtration system that can accommodate filtration of wash water of different levels of soiling, reducing the risk of clogging of the filter pores.
Disclosure of Invention
The invention aims to provide a filtering system and a dish washing machine, which solve the problems that the existing filter is easy to block and cannot adapt to filtering of washing water with different dirt degrees.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a filtering system which comprises a water tank and a filter, wherein the filter is provided with a plurality of first filtering holes, the filter is arranged in the water tank, and the diameters of the first filtering holes are increased from bottom to top along the height of the filter.
The filtering system is characterized in that a filter is arranged in a water tank, the diameters of a plurality of first filtering holes arranged on the filter are increased from bottom to top along the height of the filter, and when the dirt degree of washing water is lower, the washing water can be filtered through the first filtering holes with smaller diameters at the lower part of the filter; when the dirty degree of washing water is higher, the inside and outside liquid level of filter produces the difference in height, is favorable to filtering through the first filtration hole on filter upper portion through the difference in height, because the first filtration hole diameter on upper portion is great, is convenient for filter the washing water, avoids blockking up to the filtration of the washing water of the different dirty degrees of adaptation improves filtering quality, reduces and blocks up.
In a preferable embodiment of the above filtration system, the filter divides a space in the water tank into two parts, and a cross-sectional area of an inside of the filter at any height is larger than a cross-sectional area between the filter and an inner wall of the water tank at the same height.
This setting is because the inside outside bulky of filter under the same height, and when the dirty degree of washing water is great, the outside liquid level height of filter can be higher than inside liquid level height, and the washing water in the basin of being convenient for through the difference in height enters into inside the filter through the filtration of filter.
As a preferable scheme of the above filtration system, the filter includes a side wall and a top wall, the top wall and the side wall are connected to form a cover structure, the side wall is provided with the first filtration hole, and the bottom of the side wall is connected to the bottom of the water tank. The filter of the cover body structure is simple in structure and easy to prepare, and is connected with the bottom of the water tank through the bottom of the side wall, so that the filter is convenient to fix in the water tank.
As a preferable scheme of the above filtering system, the top wall is provided with a plurality of second filtering holes. The setting of second filtration hole can be convenient for filter the filter entering filter in through the second filtration hole by the washing water of backward flow, realizes that loop filter uses.
As a preferable mode of the above filtration system, the top wall of the filter is provided to be inclined downward from the center of the top wall toward the side wall. This setting can make the interior basin of falling along the roof of filter of the graininess debris in the washing water of backward flow, prevents that graininess debris from blockking up the second and crosses the filtration pore.
As a preferable scheme of the above filtration system, the filtration system further comprises a diffuser, wherein the diffuser is arranged in the filter, the top of the filter extends out of the filter, the bottom of the diffuser is provided with a water inlet hole, the filtration system further comprises a washing pump, and an impeller of the washing pump is arranged in the diffuser. The impeller of the washing pump is arranged in the diffuser, the washing water is pumped out through the impeller, the diffuser is arranged to pressurize the filtered washing water, the tableware is sprayed and washed, the washing effect is good, and the filter at the position where the washing water is splashed is prevented.
As a preferable scheme of the above filtration system, the diffuser includes a diffuser and a water conduit, the bottom of the diffuser is provided with the water inlet, the water conduit is connected with the top of the diffuser, and the water conduit extends out of the filter from the top of the filter. The diffuser of this structure can simple structure, realizes the pressure boost to water easily, plays the effect of spraying and washing the tableware, and clean effect is better.
As a preferable mode of the above filtration system, the diameter of the diffuser is set to decrease from bottom to top. This structure can hold the impeller, realizes the effect to the water pressure boost moreover.
As a preferable mode of the above filtration system, the notch of the water tank is outwardly expanded. The water tank with the structure can receive the washing water flowing back in a larger area.
The invention also provides a dishwasher, which comprises a dishwasher body and the filtering system arranged in the dishwasher body. The dishwasher has good filtering effect, avoids the blockage of the filter, has long service life and realizes the cyclic utilization of the washing water.
The embodiment of the invention has the following beneficial effects:
according to the filtering system provided by the invention, the filter is arranged in the water tank, the diameters of the first filtering holes arranged on the filter are increased from bottom to top along the height of the filter, and when the dirt degree of the washing water is lower, the washing water can be filtered through the first filtering holes with smaller diameters at the lower part of the filter; when the dirty degree of washing water is higher, the inside and outside liquid level of filter produces the difference in height, is favorable to filtering through the first filtration hole on filter upper portion through the difference in height, because the first filtration hole diameter on upper portion is great, is convenient for filter the washing water, avoids blockking up to the filtration of the washing water of the different dirty degrees of adaptation improves filtering quality, reduces and blocks up.
According to the filtering system provided by the invention, the space in the water tank is divided into two parts by the filter, and the sectional area in the filter at any height is larger than the sectional area between the filter and the inner wall of the water tank at the same height. This setting is when the dirty degree of washing water is higher, and the outside liquid level height of filter can be higher than inside liquid level height, and the difference in height is great, and the washing water in the basin of being convenient for through the difference in height filters inside entering filter through the first filtration pore on the upper portion of filter.
The dishwasher provided by the invention comprises a dishwasher body and the filtering system arranged in the dishwasher body. The dishwasher has good filtering effect, avoids the blockage of the filter, has long service life and realizes the cyclic utilization of the washing water.
Drawings
FIG. 1 is a schematic structural diagram of a filtration system according to an embodiment of the present invention;
FIG. 2 is a top view of a filtration system provided in accordance with an embodiment of the present invention;
fig. 3 is a cross-sectional view of the filter system of fig. 2 taken along line a-a.
In the figure:
1. a water tank; 2. a filter; 3. a washing pump; 4. an impeller; 5. a diffuser;
21. a side wall; 22. a top wall; 51. a diffuser; 52. a water conduit;
211. a first filtering hole; 221. a second filtering hole.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via 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 first embodiment is as follows:
the filtering system is used for filtering granular sundries in the circulating washing water of the dish washing machine, preventing the secondary pollution of the tableware and improving the cleaning rate of the dish washing machine. Since the filter holes of the conventional filter are the same in size, they cannot be adapted to filtering of washing water having different degrees of contamination, and they are liable to clog the filter. Accordingly, the present invention provides a filtration system to solve the above problems. As shown in fig. 1 to 3, the filtering system includes a water tank 1 and a filter 2, the filter 2 is provided with a plurality of first filtering holes 211, the filter 2 is disposed in the water tank 1, and the diameter of the first filtering holes 211 increases from bottom to top along the height of the filter 2. The filtering system is characterized in that a filter 2 is arranged in a water tank 1, the diameters of a plurality of first filtering holes 211 arranged on the filter 2 are increased from bottom to top along the height of the filter 2, and when the dirt degree of washing water is low, the washing water can be filtered through the first filtering holes 211 with the small diameter at the lower part of the filter 2; when the dirty degree of washing water is higher, the inside and outside liquid level of filter 2 produces the difference in height, is favorable to filtering through the first filtration hole 211 on filter 2 upper portion through the difference in height, because the diameter of the first filtration hole 211 on upper portion is great, is difficult for blockking up, is convenient for filter the washing water to adapt to the washing water of different dirty degrees, improve filtering quality, reduce and block up.
The filtration system further comprises a washing pump 3, the washing pump 3 being arranged below the water tank 1, the impeller 4 of the washing pump 3 being arranged within the filter 2.
The washing water for washing the tableware is contained in the water tank 1, the washing water is filtered by the filter 2 and then is rotated by the impeller 4 of the washing pump 3 so as to be sprayed out to wash the tableware, and the washing water after washing can flow back into the water tank 1 again for recycling.
Preferably, the water tank 1 has a certain depth, and the notch of the water tank 1 is outwardly expanded. The water tank 1 with the structure can receive the backflow washing water with a large area, and the backflow washing water is prevented from splashing out of the water tank 1.
As shown in fig. 3, the filter 2 includes a side wall 21 and a top wall 22, the top wall 22 and the side wall 21 are connected to form a cover structure, the side wall 21 is provided with a first filtering hole 211, and the bottom of the side wall 21 is connected to the bottom of the sink 1. The filter 2 with the cover body structure is simple in structure and easy to prepare, and is connected with the bottom of the water tank 1 through the bottom of the side wall 21, so that the filter 2 is convenient to fix in the water tank 1.
Alternatively, the side wall 21 of the filter 2 may define a cylindrical structure, so that the washing water in the water tank 1 may be filtered into the water tank 1 through the first filtering holes 211 formed in the side wall 21. The side wall 21 may also enclose other shapes.
Optionally, filter 2 and basin 1 can be dismantled and be connected, be convenient for to filter 2's dismouting and change, be convenient for clear up filter 2 moreover. Specifically, the filter 2 and the water tank 1 may be connected by a snap, a bolt, or the like, and is not particularly limited herein.
Alternatively, the side wall 21 and the top wall 22 of the filter 2 are of a unitary construction, which is simple and easy to manufacture.
Preferably, the height of the side wall 21 is higher than the depth of the tub 1, so that the washing water in the tub 1 can be filtered through the first filtering holes 211 of the side wall 21.
Further, the side wall 21 of the strainer 2 divides the space inside the water tub 1 into two parts, and the cross-sectional area inside the strainer 2 at any height is larger than the cross-sectional area between the strainer 2 and the inner wall of the water tub 1 at the same height. This setting makes the outside liquid level of filter 2 can be higher than inside liquid level, and the difference in height can be bigger when the dirty degree of washing water is higher, and inside the washing water in the basin 1 of being convenient for through the difference in height entered into filter 2 through filter 2's filtration, further avoided the jam of first filtration hole 211.
Preferably, the top wall 22 is opened with a plurality of second filtering holes 221. The second filtering holes 221 are formed to allow the washing water flowing back to enter the filter 2 through the second filtering holes 221, thereby realizing recycling.
Preferably, the top wall 22 of the filter 2 is provided to be inclined downward from the center of the top wall 22 toward the side wall 21. This arrangement enables the particulate impurities in the returned washing water to fall into the water tub 1 along the top wall 22 of the filter 2, thereby preventing the particulate impurities from clogging the second filtering holes 221.
Preferably, the filtering system further includes a diffuser 5, the diffuser 5 is disposed in the filter 2, and the filter 2 extends from the top of the filter 2, a water inlet is disposed at the bottom of the diffuser 5, the washing water in the water tank 1 is filtered by the first filtering hole 211 and then enters the filter 2, the impeller 4 is disposed in the diffuser 5, and the filtered washing water is sucked into the diffuser 5 from the water inlet and is sprayed out from the diffuser 5 by the rotation of the impeller 4. Diffuser 5's setting can be with through filterable washing water by the inlet opening inhale diffuser 5 in to by diffuser 5 pressure boost, spray the washing to the tableware, the washing is effectual, prevents that washing water from sputtering department filter 2.
Further, the diffuser 5 comprises a diffuser 51 and a water conduit 52, a water inlet hole is formed in the bottom of the diffuser 51, the water conduit 52 is connected with the top of the diffuser 51, and the water conduit 52 extends out of the filter 2 from the top of the filter 2. The diffuser 5 of this structure can simple structure, realizes the pressure boost to water easily, plays the effect of spraying and washing the tableware, and clean effect is better.
Optionally, the water conduit 52 is connected to a sprayer (not shown) for washing the dishes, so as to achieve the spraying and washing effect.
As shown in fig. 3, the diffuser 51 is arranged to decrease in diameter from bottom to top. This structure can hold impeller 4, realizes the effect to the water pressure boost moreover.
Example two:
the present embodiment provides a filtering system, and the filtering system of the dishwasher of the present embodiment is different from that of the first embodiment in the structure of the filter 2. In the first embodiment, the top wall 22 and the side wall 21 of the filter 2 are of an integral structure, while in the present embodiment, the top wall 22 and the side wall 21 of the filter 2 are of a separate structure, and the top wall 22 and the side wall 21 are detachably connected, so that the structure is flexible to disassemble and assemble, and the top wall 22 or the side wall 21 can be independently replaced. The connection manner of the top wall 22 and the side wall 21 may be a connection manner such as a snap, a bolt connection, etc., and is not particularly limited herein as long as the detachable connection of the top wall 22 and the side wall 21 can be achieved.
Example three:
the invention also provides a dishwasher, which comprises a dishwasher body and the filtering system arranged in the dishwasher body. The dishwasher has good filtering effect, avoids the blockage of the filter 2, has long service life and realizes the cyclic utilization of the washing water.
Specifically, the dish washer body includes box and inner bag, and the box plays the supporting role to setting up inner bag isotructure inside it, and the bottom of this box is provided with the base, and upper portion is provided with the upper cover. The washing of tableware is all accomplished in the inner bag, and the lower part of inner bag sets up basin 1, and the inner bag is inside to be provided with the bowl frame, and the bowl frame is located the upper portion of basin 1 for hold the tableware. A washing pump 3 is arranged below the water tank 1, an impeller 4 of the washing pump 3 is arranged in the water tank 1, and washing water filtered by the filter 2 is pushed by the spiral of the impeller 4 to form an outer water jet flow so as to clean tableware above the water tank 1. In this embodiment, the impeller 4 includes a rotating shaft and a plurality of helical blades provided on the outer circumference of the rotating shaft. The rotating shaft is connected with the inner container through a waterproof sealing ring and is driven by the washing pump 3 to rotate.
The washed washing water can directly fall back into the water tank 1, is filtered through the first filtering holes 211 and then enters the filter 2 for recycling; or enters the filter 2 for recycling after being filtered by the second filtering holes 221 on the top wall 22 of the filter 2.
Preferably, the dishwasher further includes a water supply system including a water inlet valve and a water level detecting device, the water inlet valve being communicated with the water inlet of the tub 1 through a pipe. The water level detection device is disposed in the water tank 1 and is used for detecting the liquid level of the washing water in the water tank 1. The water tank 1 is provided with a water outlet connected to a water discharge pipe for discharging the washing water.
In order to enhance the dirt-removing power of the washing water, the dishwasher further comprises a heating device for heating the washing water, so as to activate the detergent and enhance the dirt-removing power.
The working process of each part of the dishwasher is controlled by the computer board.
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or a positional relationship based on the orientation shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that may be understood by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A filtering system comprises a water tank (1) and a filter (2), wherein the filter (2) is provided with a plurality of first filtering holes (211), and is characterized in that the filter (2) is arranged in the water tank (1), and the diameters of the first filtering holes (211) are increased from bottom to top along the height of the filter (2).
2. A filtering system according to claim 1, characterized in that the filter (2) divides the space inside the basin (1) into two parts, the cross-sectional area inside the filter (2) being greater at any height than the cross-sectional area between the filter (2) and the inner wall of the basin (1) at the same height.
3. The filtering system according to claim 1, wherein the filter (2) comprises a side wall (21) and a top wall (22), the top wall (22) and the side wall (21) are connected to form a cover structure, the side wall (21) is provided with the first filtering holes (211), and the bottom of the side wall (21) is connected with the bottom of the water tank (1).
4. A filtering system according to claim 3, wherein said top wall (22) is provided with a plurality of second filtering holes (221).
5. A filter system according to claim 3, wherein the top wall (22) of the filter (2) is arranged sloping downwards from the centre of the top wall (22) to the side wall (21).
6. A filtering system according to any one of claims 1 to 5, further comprising a diffuser (5), wherein the diffuser (5) is arranged inside the filter (2) and extends out of the filter (2) from the top of the filter (2), the bottom of the diffuser (5) is provided with a water inlet, the filtering system further comprises a washing pump (3), and the impeller (4) of the washing pump (3) is arranged inside the diffuser (5).
7. A filtering system according to claim 6, characterized in that the diffuser (5) comprises a diffuser (51) and a water conduit (52), the bottom of the diffuser (51) being provided with the water inlet, the water conduit (52) being connected to the top of the diffuser (51), the water conduit (52) extending from the top of the filter (2) out of the filter (2).
8. A filter system according to claim 7, wherein the diffuser (51) is arranged with decreasing diameter from bottom to top.
9. A filter system according to any one of claims 1-5, wherein the slot of the basin (1) is outwardly flared.
10. A dishwasher comprising a dishwasher body and a filter system as claimed in any one of claims 1 to 9 disposed within the dishwasher body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910994566.3A CN112674685A (en) | 2019-10-18 | 2019-10-18 | Filtration system and dish washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910994566.3A CN112674685A (en) | 2019-10-18 | 2019-10-18 | Filtration system and dish washer |
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| Publication Number | Publication Date |
|---|---|
| CN112674685A true CN112674685A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910994566.3A Pending CN112674685A (en) | 2019-10-18 | 2019-10-18 | Filtration system and dish washer |
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| CN (1) | CN112674685A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114470901A (en) * | 2021-11-05 | 2022-05-13 | 江西睿达新能源科技有限公司 | Lithium cell positive pole ternary precursor effluent treatment plant |
-
2019
- 2019-10-18 CN CN201910994566.3A patent/CN112674685A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114470901A (en) * | 2021-11-05 | 2022-05-13 | 江西睿达新能源科技有限公司 | Lithium cell positive pole ternary precursor effluent treatment plant |
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