CN116158710A - Filters and Dishwashers - Google Patents

Abstract

The present application relates to the technical field of dishwashers, and provides a filter device and a dishwasher, including: a filter bucket, the side wall of which is provided with a through hole; Corresponding to the through hole, the blocking assembly includes a first blocking piece and a second blocking piece arranged at intervals, and in a plane perpendicular to the axial direction of the through hole, the orthographic projection of the first blocking piece is the same as the The orthographic projections of the two blocking parts overlap, a water storage cavity is formed between the outside of the filter bucket and the first blocking part, and a water storage chamber is formed between the first blocking part and the second blocking part. The flow channel connected with the water storage cavity. The application can collect and filter the residue, and while ensuring the return water, prevent toothpicks and other slender objects from flowing to the water channel outside the filter bucket through the through hole, so as to avoid the blockage of the water channel.

Description

Filters and Dishwashers

technical field

The present application relates to the technical field of dishwashers, in particular to filter devices and dishwashers.

Background technique

At present, a filter device is usually installed in the water cup inlet of the dishwasher to collect residues. A crushing device is provided in the dishwasher. The crushing capacity of the device is limited, which will cause part of the uncrushed residue to gather near the feed inlet. When the residue is mixed with relatively light foreign matter, such as toothpicks, dental floss and other slender objects, it will cause the toothpicks, dental floss and other slender objects to float near the feeding port, which makes it easy for the toothpicks, dental floss and other slender objects to The water channel in the water cup enters through the mesh on the filter device, causing blockage of the water channel and affecting the normal operation of the dishwasher.

Contents of the invention

The present application aims to solve at least one of the technical problems existing in the related art. For this reason, the present application provides a filter device, which can collect and filter residues, and while ensuring return water, prevent toothpicks and other slender objects from flowing to the water channel outside the filter bucket through the through hole, so as to avoid water channel blockage.

The present application also provides a dishwasher.

The filter device according to the embodiment of the first aspect of the present application includes: a filter bucket, a through hole is opened on the side wall of the filter bucket; a blocking component is arranged on the outside of the filter bucket and corresponds to the through hole, the The blocking assembly includes a first blocking piece and a second blocking piece arranged at intervals, and in a plane perpendicular to the axial direction of the through hole, the orthographic projection of the first blocking piece and the orthographic projection of the second blocking piece overlapping, a water storage chamber is formed between the outside of the filter bucket and the first blocking member, and a passage communicating with the water storage chamber is formed between the first blocking member and the second blocking member flow channel.

According to the filter device of the embodiment of the present application, by setting the first stopper and the second stopper outside the through hole of the filter bucket, the first stopper and the second stopper have an interval and are on a plane perpendicular to the axial direction of the through hole. The orthographic projections inside overlap. When toothpicks and other slender objects flow to the through hole, the first and second stoppers set above can block the toothpicks and other slender objects and prevent them from flowing to the outside of the filter bucket through the through hole. waterway to avoid blockage of the waterway; and at least part of the water filtered through the through hole flows into the water storage cavity and then flows into the flow channel, and the other part of the water directly flows into the flow channel. Together, they flow into the water channel outside the filter bucket to ensure the return water of the filter device, thereby ensuring the cycle spray washing of the dishwasher.

According to an embodiment of the present application, the first blocking member extends from the bottom of the filter hopper towards the top of the filter hopper; the second blocking member is arranged so that the first blocking member faces away from the filter hopper One side of the filter bucket, and the top of the second blocking member is connected to the filter bucket and extends toward the bottom of the filter bucket.

According to an embodiment of the present application, the ratio of the height of the second blocking member to the height of the first blocking member ranges from 2.6 to 3.2.

According to an embodiment of the present application, the distance between the first blocking member and the second blocking member ranges from 15 mm to 16 mm.

According to an embodiment of the present application, the cross-sectional area of the filter hopper decreases gradually from the top of the filter hopper to the bottom of the filter hopper.

According to an embodiment of the present application, along the height direction of the filter hopper, a filter channel is formed in the filter hopper, and the aspect ratio of the outlet of the filter channel ranges from 1.1 to 1.3.

According to an embodiment of the present application, there are multiple through holes, and the distance between two adjacent through holes in the direction from the top of the filter hopper to the bottom is in the range of 7mm-8mm.

According to an embodiment of the present application, the distance between the center holes of the through holes perpendicular to the height direction of the filter bucket ranges from 8 mm to 9 mm.

According to an embodiment of the present application, at least one row of said through holes is arranged along the height direction of the filter bucket.

According to an embodiment of the present application, the ratio of the width to the height of the through hole ranges from 1.1 to 1.6.

According to an embodiment of the present application, a plurality of the through holes are arranged on at least two opposite side walls of the filter hopper.

The dishwasher according to the embodiment of the second aspect of the present application includes: a water cup, a crushing device and the filter device, the crushing device is arranged in the water cup, and the filter device is arranged in the inlet of the water cup and the crushing device.

According to the dishwasher of the embodiment of the present application, by providing a filter device between the feed port of the water cup and the crushing device, the residue of the dishwasher can be effectively collected in the crushing area of the crushing device for crushing, and at the same time, the filter device The outer side of the through hole of the filter bucket is provided with a first stopper and a second stopper. The first stopper and the second stopper have intervals and overlap partially in the orthographic projection in a plane perpendicular to the axial direction of the through hole. When the long flow reaches the through hole, the above-mentioned first and second stoppers can block toothpicks and other slender objects, preventing them from flowing into the waterway of the water cup through the throughhole, avoiding the blockage of the waterway, and ensuring the normal operation of the dishwasher; And at least part of the water filtered through the through hole flows into the water storage chamber and then flows into the flow channel, and the other part of the water directly flows into the flow channel, and the two parts of the filtered water can flow together to the outside of the filter bucket after passing through the flow channel In the water circuit, the return water of the filter device is guaranteed, so that the dishwasher can perform circular spray washing.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or related technologies, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or related technologies. Obviously, the accompanying drawings in the following description are only For some embodiments of the application, those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a water cup provided by an embodiment of the present application;

Fig. 2 is a sectional view at A-A place of Fig. 1;

Fig. 3 is a partial enlarged view at B of Fig. 2;

Fig. 4 is one of the schematic diagrams of the filter bucket structure provided by an embodiment of the present application;

Fig. 5 is the second schematic diagram of the filter bucket structure provided by an embodiment of the present application;

Fig. 6 is a schematic structural view of a filter bucket provided by another embodiment of the present application;

Fig. 7 is a sectional view at the C-C place of Fig. 6;

Fig. 8 is a schematic diagram of a simulation of a toothpick inserted into a through hole of a filter bucket provided by an embodiment of the present application;

Reference signs:

1: water cup; 2: crushing device; 201: hob; 3: filter bucket; 4: through hole; 5: first stopper;

6: second blocking member; 7: overflow channel; 8: filter channel; 801: discharge port; 9; step part;

10: water storage cavity.

Detailed ways

The implementation manner of the present application will be further described in detail below with reference to the drawings and embodiments. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner ", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiment of the application and simplifying the description, rather than indicating or implying that the referred device or element must have Certain orientations, constructed and operative in certain orientations, therefore should not be construed as limitations on the embodiments of the present application. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the embodiments of this application, it should be noted that unless otherwise specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, Or integrated connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the embodiments of the present application in specific situations.

In the embodiment of the present application, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first feature and the second feature may pass through the middle of the second feature. Media indirect contact. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the embodiments of the present application. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

The filtering device according to the embodiment of the first aspect of the present application will be described below with reference to the accompanying drawings.

As shown in FIG. 1 to FIG. 8 , the filter device according to the embodiment of the first aspect of the present application mainly includes a filter bucket 3 and a blocking assembly. Among them, along the height direction of the filter bucket 3, a filter channel 8 is opened on the filter bucket 3, and the residue and water to be filtered flow into the filter channel 8 of the filter bucket 3 through the inlet of the filter channel 8, and the residue passes through the bottom of the filter channel 8. The discharge port 801 flows out or flows to the following crushing device 2 for crushing; the side wall of the filter bucket 3 is provided with a through hole 4, and the through hole 4 is connected with the filter channel 8, and the water to be filtered flows out after passing through the through hole 4 Or flow into the water channel of the following water cup 1 for circular spraying, and then wash the tableware in the dishwasher. The specific number of through holes 4 is not particularly limited, and can be adjusted according to actual working conditions. In the embodiment of the present application, there are a plurality of through holes 4 , and the plurality of through holes 4 are opened at least on two opposite side walls of the filter bucket 3 .

The blocking assembly is arranged on the outside of the filter hopper 3 and corresponds to the through hole 4 . The “corresponding” mentioned here can be understood as the blocking assembly is arranged at the outlet of the through hole 4 . There is a certain distance between the blocking component and the outlet of the through hole 4. By setting the blocking component at the outlet of the through hole 4 at intervals, it is possible to block elongated objects such as toothpicks and dental floss without hindering the passage of water. Prevent slender objects such as toothpicks from entering the waterway through the through hole 4.

In the embodiment of the present application, the blocking assembly includes a first blocking member 5 and a second blocking member 6, the first blocking member 5 and the second blocking member 6 are arranged at intervals, and in a plane perpendicular to the axial direction of the through hole 4, The orthographic projection of the first blocking member 5 partially overlaps the orthographic projection of the second blocking member 6, and a water storage chamber 10 is formed between the outside of the filter hopper 3 and the first blocking member 5, and the first blocking member 5 and the second blocking member An overflow passage 7 communicating with the water storage chamber 10 is formed between the 6 . Wherein, the axial direction of the through hole 4 is the direction shown by the dotted line in FIG. 7 .

According to the filtering device of the embodiment of the first aspect of the present application, the first blocking member 5 and the second blocking member 6 are arranged on the outside of the through hole 4, and the first blocking member 5 and the second blocking member 6 are arranged at intervals so that the two Orthographic projections in a plane perpendicular to the axial direction of the through hole 4 overlap. When the elongated objects such as toothpicks flow into the through hole 4, the elongated objects such as toothpicks will be caught by the first stopper 5 and the second stopper 6. At least one block, or elongated objects such as toothpicks can also be stuck between the first blocking member 5 and the second blocking member 6, which makes it impossible for elongated objects such as toothpicks to continue passing through the through hole 4. In this way, the filter device provided by the embodiment of the first aspect of the present application can block elongated objects such as toothpicks through the above-mentioned first stopper 5 and second stopper 6, preventing them from flowing to the outside of the filter bucket 3 through the through hole 4. waterway to avoid blockage of the waterway; and at least part of the water filtered through the through hole 4 flows into the water storage chamber 10 and then flows into the overflow channel 7, and the other part of the water directly flows into the overflow channel 7. After the two parts are filtered The water flow through the flow channel 7 can flow together to the water channel outside the filter bucket 3 to ensure water return.

It should be understood that the flow passage 7 and the water storage chamber 10 in the embodiment of the present application are both connected to the through hole 4, so that the filtered water can flow out or flow into the following water cup through the flow passage 7 and the water storage chamber 10 1 in the waterway, ensure the return water.

It should be noted that since the through hole 4 may flow into some fine particle residues, by setting the water storage chamber 10 between the filter hopper 3 and the first barrier 5, these particle residues can be collected by sedimentation to achieve secondary For filtration, the water in the water storage chamber 10 can flow out when it spreads upwards to the overflow channel 7, thereby effectively improving the filtering effect; in addition, the bottom of the water storage chamber 10 can effectively block elongated objects such as toothpicks. Therefore, the embodiment of the present application realizes at least two stages of filtration through the through hole 4 and the water storage chamber 10 , further ensuring the filtering effect of the filtering device.

According to an embodiment of the present application, the upper opening of the water storage chamber 10 corresponds to all the through holes 4 on the filter bucket 3, so that the water storage chamber 10 can cover all the through holes 4, that is, all the through holes 4 flow out All the water can be filtered through the sedimentation in the water storage chamber 10 first, and then flow into the overflow channel 7, so as to further improve the filtering effect.

According to an embodiment of the present application, as shown in FIG. 3 , the first blocking member 5 is disposed on a side close to the filter bucket 3 , and the first blocking piece 5 extends from the bottom of the filter bucket 3 toward the top of the filter bucket 3 . In the embodiment of the present application, the bottom of the first blocking member 5 is arranged on the top of the crushing device 2 described below to form a water storage chamber 10 with the filter bucket 3. The water storage chamber 10 can filter water on the one hand, and the other On the one hand, the bottom of the water storage chamber 10 can prevent toothpicks and other slender objects from falling directly into the waterway.

The second blocking piece 6 is arranged on the side of the first blocking piece 5 facing away from the filter bucket 3 , the top of the second blocking piece 6 is connected to the top of the filter bucket 3 , and the second blocking piece 6 extends towards the bottom of the filter bucket 3 .

According to one embodiment of the present application, as shown in Figure 8, I, II, III, IV, V among the figure represent elongated objects such as toothpicks, and Fig. 8 shows five kinds of elongated objects such as toothpicks inserted into through holes 4. No matter which angle is inserted into the through hole 4, it will be blocked by the first stopper 5 and the second stopper 6, and cannot continue to flow out through the through hole 4. Among them, No. 1 toothpick is vertically inserted into the through hole 4, and No. Ⅱ, Ⅲ, Ⅳ and Ⅴ toothpicks are obliquely inserted into the through hole 4; when the side wall of the filter bucket 3 is a vertical surface, the No. 1 toothpick cannot be inserted. Through hole 4, only toothpicks II, III, IV and V in the inclined direction can be inserted into the through hole 4, but they will be blocked by the first stopper 5 and the second stopper 6, and cannot pass through the through hole 4; When the side wall of the bucket 3 is an inclined surface as shown in Figure 5 and Figure 6, the No. I toothpick in the vertical direction cannot be inserted into the through hole 4, but the No. The through hole 4 will also be blocked by the first blocking member 5 and the second blocking member 6, and cannot pass through the through hole 4. For the specific blocking method of the blocking assembly, refer to the following.

When a toothpick or other slender object enters the through hole 4 at the bottom of the filter bucket 3 in the direction shown by No. objects are stuck between the through hole 4 and the first stopper 5, and at the same time, since the first stopper 5 and the casing at the top of the crushing device 2 are formed with a water storage chamber 10, the bottom of the water storage chamber 10 will also be opposite Toothpicks to block. Therefore, elongated objects such as toothpicks cannot continue to flow into the external waterway through the through hole 4 of the filter bucket 3 .

When elongated objects such as toothpicks enter the through hole 4 on the top of the filter bucket 3 in the direction shown by No. III toothpick and No. IV toothpick in Figure 8, the ends of the elongated objects such as toothpicks will be blocked by the second stopper 6, namely Slender objects such as toothpicks are stuck between the through hole 4 and the second blocking member 6, and cannot flow through the through hole 4 of the filter bucket 3 to the external waterway.

When elongated objects such as toothpicks enter the through hole 4 on the upper part of the filter bucket 3 in the direction shown by No. Between, can't flow in the external waterway through the through hole 4 of filter bucket 3. Therefore, in the embodiment of the present application, by arranging the above-mentioned blocking assembly outside the filter bucket 3 , it can effectively block elongated objects such as toothpicks from passing through the through hole 4 from different positions.

In actual working conditions, most of the tableware is cooked residues, which are easy to sink into the water and accumulate in the crushing device 2 for crushing. Due to the buoyancy of the toothpicks, some toothpicks are not easy to accumulate in front of the crushing device 2, and will Floating on the top of the residue, it is possible to flow into the water channel of the water cup 1 from the through hole 4 of the filter bucket 3, and then block the washing pump and affect its work. Due to the impact of the water flow, the toothpick is generally inserted into the through hole 4 in the inclined manner of No. II, No. III, No. IV and No. V toothpicks. In the embodiment of the present application, in order to achieve the above-mentioned blocking effect, the second blocking member 6 The height H ₂ is greater than the height H ₁ of the first blocking member 5. Specifically, the ratio of the height H ₂ of the second blocking member 6 to the height H 1 of the first blocking member ₅ ranges from 2.6 to 3.2, for example, The height _H1 of the first stopper 5 can be 20mm-23mm, and the height _H2 of the second stopper 6 can be 60mm-63mm, so that elongated streams such as toothpicks can be restricted to the greatest extent from entering the waterway through the through hole 4, and the The water storage chamber 10 formed on the outside of the first barrier 5 and the filter bucket 3 and the flow channel 7 formed by the first barrier 5 and the second barrier 6 can be communicated with each other to ensure the flow of water passing through, thereby ensuring spray washing efficiency.

According to an embodiment of the present application, as shown in FIG. 8 , the value range of the interval between the first stopper 5 and the second stopper 6 is 15mm-16mm, that is, the gap formed by the first stopper 5 and the second stopper 6 The width W ₁ of the overflow channel 7 is 15mm-16mm. The main consideration here is that the amount of water that can pass meets the water volume requirements of the washing cycle, which can prevent the entry of slender objects such as toothpicks, and ensure the water overflow space to further ensure spraying. washing efficiency.

It should be understood that, in the embodiment of the present application, the distance between the first blocking member 5 and the through hole 4 and the distance between the second blocking member 6 and the through hole 4 should be smaller than the length of a toothpick and other elongated objects, so as to better Block thin and long objects such as toothpicks.

According to one embodiment of the present application, as shown in Figure 5 and Figure 6, from the top of filter bucket 3 to the bottom of filter bucket 3, the cross-sectional area of filter bucket 3 decreases gradually, and then the side wall of filter bucket 3 is The inclined surface facilitates the collection of residues into the crushing area of the crushing device 2 described below, and allows the water flowing out of the through hole 4 to better enter the water storage chamber 10 for sedimentation and filtration, further improving the filtering effect.

The specific shape of the filter bucket 3 of the present application is not particularly limited, and in some embodiments, the shape of the filter bucket 3 may be a truncated cone or a truncated prism.

As shown in Figure 6, a step 9 is provided between the through hole 4 on the top of the filter bucket 3 and the through hole 4 on the bottom, by setting the step 9, it can also play the role of blocking toothpicks and other elongated objects, as shown in Figure 8 The No. I toothpick that is vertically inserted into the through hole 4 is directly inserted on the step portion 9 and cannot enter the through hole 4.

According to one embodiment of the present application, as shown in Figure 4, the value range of the aspect ratio of the bottom outlet 801 of the filter bucket 3 is 1.1 to 1.3, for example, the length L of the bottom outlet 801 of the filter bucket 3 70mm-72mm, width W ₂ is 59mm-62mm, by setting the size of the outlet 801 at the bottom of the filter bucket 3, it can effectively ensure that the residue falls into the crushing area of the crushing device 2.

According to one embodiment of the present application, as shown in Figure 4, the through holes 4 of the filter bucket 3 are multiple and distributed at intervals, from the top of the filter bucket 3 to the bottom direction, the holes between two adjacent through holes 4 The value range of the distance D is 7mm-8mm, and the value range of the ratio of the width to the height of the through hole 4 is 1.1 to 1.6, for example, the width _W3 of the through hole 4 is 7mm-8mm, and the height H of the through hole 4 ₃ is 5mm-6mm. When the toothpick is cut and pulverized sufficiently, the size of the pulverized toothpick is within 5 mm, allowing it to enter the through hole 4 of the filter bucket 3. This application can effectively prevent the entry of the uncrushed toothpick by setting the size of the through hole 4, and it can also be properly allowed. Put a toothpick into it after crushing it fully.

According to an embodiment of the present application, the distance between the centers of two adjacent through holes 4 perpendicular to the height direction of the filter hopper 3 ranges from 8 mm to 9 mm, which can effectively prevent the entry of unshattered toothpicks.

According to an embodiment of the present application, at least one row of through holes 4 is provided along the height direction of the filter bucket 3 . In this example, the through holes 4 are arranged in two rows to improve the filtering effect.

According to an embodiment of the present application, a plurality of through holes 4 are disposed on at least two opposite side walls of the filter bucket 3 to improve water return and filtration efficiency.

According to an embodiment of the present application, as shown in FIG. 7 , the first blocking member 5 and the second blocking member 6 may be baffles, which block all the through holes 4 along the height direction of the filter bucket 3 .

The "height direction of the filter bucket 3" mentioned in the text can be understood as the direction from the inlet of the filter bucket 3 to the outlet 801, as shown in Figure 2 and Figure 3, the filter bucket 3 is placed vertically, then the filter bucket 3 The height direction is the vertical direction. In other usage scenarios, the filter hopper 3 can also be placed inclined or horizontally. When the filter hopper 3 is placed inclined or horizontally, the height direction of the filter hopper 3 changes synchronously with the adjustment of the filter hopper 3 .

The dishwasher according to the embodiment of the second aspect of the present application mainly includes: an inner container (not shown in the figure), a water cup 1, a crushing device 2 and a filtering device, and a tableware support is provided on the upper part of the inner container to place tableware, A water cup 1 is provided at the bottom of the liner, and a water channel is provided in the water cup 1. A spray arm and a washing pump connected with the water channel are provided on the water cup 1. The washing pump sends the water in the water channel to the spray arm, and then cleans the tableware. Spray and rinse.

As shown in Figures 1-3, the crushing device 2 is arranged in the water cup 1 and is located below the feed port of the water cup 1, and the filter device is arranged between the feed port of the water cup 1 and the crushing device 2, specifically, the filter device The filter bucket 3 is provided with a filter channel 8, the inlet of the filter channel 8 is connected with the feed port of the water cup 1, and the discharge port 801 of the filter channel 8 extends to the crushing area above the crushing device 2 in the water cup 1. The residue and the water to be filtered enter the filter bucket 3 through the feed port of the water cup 1. On the one hand, the filter bucket 3 can effectively collect the residue of the dishwasher into the crushing area of the crushing device 2 for crushing. On the other hand, the water to be filtered It can be filtered through the through hole 4 of the filter bucket 3 and then flow to the water channel in the water cup 1 to ensure backwater, so that the dishwasher can perform circular spraying and washing.

In one embodiment of the present application, the crushing device 2 includes a casing and a hob assembly, the casing is fixed in the cavity of the water cup 1, and the hob assembly includes two groups of hobs 201 and a drive motor (not shown in the figure), The two sets of hobs 201 are arranged side by side on the casing, and the drive motors are respectively connected to the two sets of hobs 201 to drive the two sets of hobs 201 to rotate in opposite directions to form a crushing area between the two sets of hobs 201. The crushing area is located at the outlet 801 at the bottom of the filter hopper 3 to crush the residue collected in the filter device.

In one embodiment of the present application, as shown in Figure 3, the arrow represents the water flow, and the residue and the water to be filtered flow into the filter device through the feed inlet of the water cup 1, and then enter the crushing area of the crushing device 2 and be crushed. The cutting speed of the knife 201 is not so fast, therefore, when there is too much residue to be crushed, it will gather above the hob 201, and at this time, lighter objects (mainly toothpicks and other elongated objects) will float on the filter bucket 3 The vicinity of the through hole 4, and then flow into the through hole 4 of the filter bucket 3 and then be blocked by the blocking component, and part of the water flow will also flow to the through hole 4; the large-volume blocky residue cannot enter the through hole 4, but under the force of gravity Under the action, it continues to sink toward the direction of the hob 201. Part of the fine particle residue may flow through the through hole 4, and then further enter the water storage chamber 10 for sedimentation and filtration. The filtered water enters the water channel of the water cup through the flow channel 7, and then is Draw in the washing pump to spray washing. Therefore, the present application can not only ensure that the residue is crushed, but also can ensure that the water in the dishwasher is kept circulating.

According to the dishwasher of the embodiment of the present application, by providing a filter device between the inlet of the water cup 1 and the crushing device 2, the residue of the dishwasher can be effectively collected in the crushing area of the crushing device 2 for crushing, and at the same time, the The outside of the through hole 4 of the filter bucket 3 of the filter device is provided with a first stopper 5 and a second stopper 6, and the first stopper 5 and the second stopper 6 have intervals and are on a plane perpendicular to the axial direction of the through hole 4 The orthographic projections inside overlap. When toothpicks and other slender objects flow into the through hole 4, the first stopper 5 and the second stopper 6 set above can block the toothpicks and other slender objects to prevent them from flowing into the water cup through the through hole 4. 1 to avoid blockage of the waterway and ensure the normal operation of the dishwasher; and at least part of the water filtered through the through hole 4 flows into the water storage chamber 10 and then flows into the overflow channel 7, and the other part of the water directly flows into the overflow channel 7, the two parts of the filtered water can flow together into the water channel outside the filter bucket 3 after passing through the flow channel 7, so as to ensure the return water of the filter device, so that the dishwasher can perform circular spray washing.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, rather than limiting them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present application.

Claims (12)

1. A filter device, comprising:

the filter bucket is provided with a through hole on the side wall;

the blocking assembly is arranged on the outer side of the filter bucket and corresponds to the through hole, the blocking assembly comprises a first blocking piece and a second blocking piece which are arranged at intervals, the front projection of the first blocking piece is overlapped with the front projection of the second blocking piece in a plane perpendicular to the axial direction of the through hole, a water storage cavity is formed between the outer side of the filter bucket and the first blocking piece, and a flow passage communicated with the water storage cavity is formed between the first blocking piece and the second blocking piece.

2. The filter apparatus of claim 1, wherein the first barrier extends from a bottom of the filter basket toward a top of the filter basket;

the second blocking piece is arranged on one side, opposite to the filter bucket, of the first blocking piece, and the top of the second blocking piece is connected with the filter bucket and extends towards the bottom of the filter bucket.

3. The filter device of claim 2, wherein the ratio of the height of the second barrier to the height of the first barrier is in the range of 2.6 to 3.2.

4. The filter device of claim 2, wherein the first barrier is spaced from the second barrier by a distance in the range of 15mm to 16mm.

5. The filter apparatus of any of claims 1-4, wherein the cross-sectional area of the filter bowl decreases gradually from a top of the filter bowl to a bottom of the filter bowl.

6. The filter device according to claim 5, wherein a filter passage is formed in the filter bowl in a height direction of the filter bowl, and an aspect ratio of a discharge port of the filter passage ranges from 1.1 to 1.3.

7. The filter device according to any one of claims 1 to 4, wherein the number of through holes is plural, and the range of the pitch between two adjacent through holes is 7mm to 8mm in the direction from the top to the bottom of the filter basket.

8. The filter device according to claim 7, wherein the center hole pitch of the through holes perpendicular to the height direction of the filter basket is in the range of 8mm to 9mm.

9. The filter apparatus of claim 7, wherein at least one row of said through holes is disposed along the height of the filter basket.

10. The filter device of claim 7, wherein the ratio of the width to the height of the through-hole ranges from 1.1 to 1.6.

11. The filter apparatus of claim 7, wherein a plurality of said through holes are provided in at least two opposing side walls of said filter bowl.

12. A dishwasher, comprising: a water cup, a crushing device and the filtering device according to any one of claims 1-11, wherein the crushing device is arranged in the water cup, and the filtering device is arranged between a feed inlet of the water cup and the crushing device.

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