CN218792169U - Filter equipment and dish washer - Google Patents

Abstract

The utility model provides a filter equipment and dish washer, this filter equipment includes: the water cup assembly is internally provided with an accommodating cavity; the first filter screen is arranged in the accommodating cavity, a cavity is formed in the first filter screen and communicated with the outside of the accommodating cavity, so that liquid flowing to the cavity is guided to a position between the first filter screen and the water cup assembly, and solid is kept in the cavity; and the cleaning component is movably arranged in the cavity, and at least part of the cleaning component is in contact with the inner surface of the first filter screen.

Description

Filter equipment and dish washer

Technical Field

The utility model belongs to the technical field of domestic appliance, more specifically relates to a filter equipment and dish washer.

Background

The dishwasher is provided with a filtering device to filter the used water in the dishwasher, and the filtered water can be recycled to reduce the water consumption and energy of the dishwasher. Residues in related filtering devices easily block the filtering devices, users need to clean the filtering devices regularly, and operation is complex.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a filter equipment and dish washer to solve the technical problem who how to improve user's convenient degree.

The technical scheme of the utility model is realized like this:

an embodiment of the utility model provides a filter equipment, include:

the water cup assembly is internally provided with an accommodating cavity;

the first filter screen is arranged in the accommodating cavity, a cavity is formed in the first filter screen and communicated with the outside of the accommodating cavity, so that liquid flowing to the cavity is guided to a position between the first filter screen and the water cup assembly, and solid is kept in the cavity;

and the cleaning component is movably arranged in the cavity, and at least part of the cleaning component is in contact with the inner surface of the first filter screen.

In some embodiments, the cleaning assembly comprises:

the connecting rod extends along the vertical direction, can be rotatably arranged in the cavity along the vertical direction, and is internally provided with a water inlet channel; the water inlet channel is used for leading in water flow;

clean arm, with the connecting rod is connected in ascending one side of week, clean arm inside is equipped with the reposition of redundant personnel passageway, the reposition of redundant personnel passageway with inhalant canal intercommunication, the reposition of redundant personnel passageway is in the surface formation delivery port of clean arm, the delivery port orientation the internal surface of first filter screen.

In some embodiments, the cleaning arm comprises:

the first extension part extends along the radial direction, the flow distribution channel is arranged in the first extension part, and one end of the first extension part in the radial direction is connected with the connecting rod; the first extension part is provided with the water outlet;

the second extending part is connected with one end, far away from the connecting rod, of the first extending part, extends along the vertical direction, and one end, far away from the first extending part, of the second extending part is close to the inner surface of the first filter screen.

In some embodiments, the same cleaning arm is provided with a plurality of water outlets communicating with the diversion channel, which are a first water outlet and a second water outlet, respectively, the first water outlet and the second water outlet are spaced in a radial direction and are located at the same side of the first extension portion, and the first water outlet is close to the second extension portion relative to the second water outlet.

In some embodiments, an included angle between the extending direction of the first water outlet and/or the second water outlet and the extending direction of the first extending portion is greater than or equal to 30 degrees and less than or equal to 60 degrees.

In some embodiments, the cleaning arm further comprises:

and the brush part is arranged at one end of the second extension part, which is close to the first filter screen, and the brush part is in contact with the inner surface of the first filter screen.

In some embodiments, the length of the second extension is equal to the length of the cavity in the vertical direction.

In some embodiments, one end of the first extension in the radial direction is connected to a middle portion of the connecting rod in the vertical direction.

In some embodiments, the connecting rod comprises:

the first connecting part extends along the vertical direction, and the upper end of the first connecting part is rotatably connected with the first filter screen;

the second connecting part is connected with the lower end of the first connecting part, a part of the water inlet channel is arranged in the second connecting part, and the side part of the second connecting part, which is close to the first connecting part, is connected with the cleaning arm;

the third connecting portion is connected with the lower end of the second connecting portion, the other part of the water inlet channel is arranged inside the third connecting portion, and the third connecting portion is rotatably connected with the water cup assembly.

In some embodiments, the third connecting portion is provided as a plurality of circumferentially spaced comb teeth.

In some embodiments, the cleaning assembly is provided with a plurality of cleaning arms which are arranged at intervals around the circumference of the connecting rod, and the water outlets on the cleaning arms are all positioned on the same side.

In some embodiments, the cup assembly comprises:

the water cup is internally provided with the accommodating cavity, the top of the accommodating cavity is open, the bottom of the accommodating cavity is provided with a water inlet communicated with the cavity, and the side part of the accommodating cavity is provided with a water return port;

the second filter piece is arranged at one end, close to the opening, of the water cup;

and a cup handle, wherein one part of the cup handle is positioned at one side of the second filter element far away from the water cup, and the other part of the cup handle penetrates through the second filter element and is connected with the first filter element so as to introduce liquid and/or solid into the cavity.

The embodiment of the utility model provides a dish washer is still provided, include:

a housing having a washing chamber therein;

the filter device according to any one of the preceding claims, disposed within the washing chamber;

the drainage pump is communicated with the cavity inside the first filter screen so as to lead out the solid and/or liquid in the cavity to the outside of the dishwasher;

and one end of the washing pump is communicated with the space between the first filter screen and the water cup assembly, and the other end of the washing pump is communicated with the washing cavity and/or the interior of the cleaning assembly.

The embodiment of the utility model provides a filter equipment and dish washer, this filter equipment include drinking cup subassembly, first filter screen and clean subassembly. The cup assembly is internally provided with a containing cavity, the first filter screen is arranged in the containing cavity, a cavity is arranged in the first filter screen and communicated with the outside of the containing cavity, so that fluid flowing to the cavity is guided to the space between the first filter screen and the cup assembly, solid flows into the cavity, the cleaning assembly is movably arranged in the cavity, and at least part of the cleaning assembly is in contact with the inner surface of the first filter screen. The embodiment of the utility model provides a through set up clean subassembly in first filter screen, the internal surface contact of clean subassembly at least part and first filter screen, and the cavity activity relatively of clean subassembly, at the in-process of clean subassembly activity, the part of clean subassembly and first filter screen contact produces relative motion and produces relative friction with first filter screen, and frictional force can drive the solid residue that adsorbs on first filter screen internal surface and drop to play the cleaning action to first filter screen. The user need not regularly to clear up filter equipment, has reduced the clean step of user's dismouting part to reduce user's clean burden, improved the convenient degree of user's operation, also prolonged filter equipment's life.

Drawings

FIG. 1 is a schematic view of a part of a dishwasher according to an embodiment of the present invention;

fig. 2 is an exploded view of a filter device according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a filter device according to an embodiment of the present invention;

figure 4 is a perspective view of a cleaning assembly in accordance with an embodiment of the present invention;

FIG. 5 is a top view of a cleaning assembly in accordance with an embodiment of the present invention;

fig. 6 is a schematic view illustrating a connection between the first filter screen and the cleaning assembly according to an embodiment of the present invention.

Description of reference numerals:

1. a water cup assembly; 10. an accommodating chamber; 10a, a water inlet pipeline; 101. a water inlet; 102. a water return port; 103. opening the mouth; 11. a water cup; 12. a second filter member; 13. carrying out cup lifting; 121. filtering with a screen; 123. a through hole; 131. a first clip member; 132. a second clip member; 100. a filtration device; 201. a washing chamber; 300. draining pump; 400. a washing pump; 500. a water outlet pipe; 600. a spray arm; 2. a first filter screen; 20. a cavity; 21. an inner surface; 22. a protrusion; 3. a cleaning assembly; 31. a connecting rod; 311. a first connection portion; 3111. blind holes; 312. a second connecting portion; 313. a third connecting portion; 3131. comb teeth; 32. a cleaning arm; 310. a water inlet channel; 320. a flow dividing channel; 321. a first extension portion; 322. a second extension portion; 323. a brush part; 324. reinforcing ribs; 330. a water outlet; 331. a first water outlet; 332. a second water outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The individual features described in the embodiments can be combined in any suitable manner without departing from the scope, for example different embodiments and aspects can be formed by combining different features. In order to avoid unnecessary repetition, various possible combinations of the specific features of the present invention will not be described separately.

In the following description, the term "first/second/so" is used merely to distinguish different objects and does not mean that there is a common or relationship between the objects. It should be understood that the description of the "upper", "lower", "outer" and "inner" directions as related to the orientation in the normal use state, and the "left" and "right" directions indicate the left and right directions indicated in the corresponding schematic drawings, and may or may not be the left and right directions in the normal use state.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one of 8230" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element. "plurality" means greater than or equal to two.

An embodiment of the utility model provides a filter equipment, this filter equipment can be applied to in washing equipment such as dish washer, fruit vegetables cleaning machine. It should be noted that the application scene type of the embodiment of the present invention does not limit the structure of the filtering device of the embodiment of the present invention.

The following description is given by taking a filtering device applied to a dishwasher as an example, the dishwasher is used for washing stains on the surface of bowls so as to achieve the washing effect, clean water is changed into sewage with food residues after the bowls in the dishwasher are washed, and the filtering device arranged in the dishwasher is used for filtering the residues in the sewage in the dishwasher so as to obtain clean circulating water, so that the circulating water can be recycled, and the effect of saving the water consumption of the dishwasher is achieved. As shown in fig. 1 to 3, a filtering apparatus 100 provided by the embodiment of the present invention includes a water cup assembly 1, a first filter screen 2 and a cleaning assembly 3. The water cup assembly 1 is internally provided with a containing cavity 10, and the containing cavity 10 can be used for storing water and can also be used for storing other components. The embodiment of the utility model provides an in first filter screen 2 set up and hold chamber 10 in, first filter screen 2 drinking cup subassembly 1 relatively is fixed, and first filter screen 2 can set up at columniform filtration. The first filter 2 is provided with a cavity 20 inside, and the cavity 20 is communicated with the outside of the receiving chamber 10, wherein, in case the filter device 100 is applied to a dishwasher, the outside of the receiving chamber 10 may represent a washing chamber of the dishwasher, that is, sewage with residue after washing dishes in the washing chamber may be introduced into the cavity 20 of the first filter 2. The first filter screen 2 can be specifically set to be of a mesh structure, the mesh size of the first filter screen 2 is small, the first filter screen 2 can conduct liquid in the cavity 20 to the outer side of the first filter screen 2, and under the condition that the first filter screen 2 is arranged in the accommodating cavity 10 of the water cup assembly 1, the first filter screen 2 can guide the liquid in the cavity 20 to the accommodating cavity 10 between the first filter screen 2 and the water cup assembly 1. Solid residue in the cavity 20, due to its large size, is blocked by the first filter 2 in the cavity 20 from reaching between the first filter 2 and the cup assembly 1. Therefore, the first filter 2 of the embodiment of the present invention is used to guide the liquid flowing to the cavity 20 to the space between the first filter 2 and the cup assembly 1, and keep the solid in the cavity 20, thereby filtering the sewage inside the dishwasher. The liquid flowing between the first filter screen 2 and the water cup component 1 can be circulated into the dish washer again to wash dishes, so that the effect of recycling is achieved, the water consumption of the dish washer for cleaning the dishes is saved, and the energy is saved.

During the filtering process of the first filter 2, the liquid flows from the cavity 20 inside the first filter 2 to the space between the outer side of the first filter 2 and the water cup assembly 1, the solid is retained in the cavity 20, and part of the solid is adsorbed on the surface of the first filter 2 under the flowing action of the liquid. The embodiment of the utility model provides an in clean subassembly 3 movably sets up in cavity 20, it is to explain, the embodiment of the utility model provides an do not restrict the relation of connection between clean subassembly 3 and first filter screen 2 or drinking cup subassembly 1, as long as can realize clean subassembly 3 cavity 20 activity in the relative first filter screen 2 can. The cleaning assembly 3 is at least partially in contact with the inner surface 21 of the first filter 2. At least part is laminated each other between clean subassembly 3 that the contact shows and first filter screen 2, and under the condition of the relative cavity 20 activity of clean subassembly 3, the part of clean subassembly 3 and the contact of first filter screen 2 can produce the contact friction relatively first filter screen 2, and the frictional force that produces between clean subassembly 3 and first filter screen 2 can take away the solid residue who adsorbs on first filter screen 2 surface to play clean effect to first filter screen 2.

It should be noted that the embodiment of the present invention does not limit the moving manner of the cleaning assembly relative to the cavity, for example, the cleaning assembly may translate relative to the cavity, and the cleaning assembly may also rotate relative to the cavity, or the cleaning assembly may translate and rotate relative to the cavity, and no matter what kind of movement manner is adopted, as long as the cleaning assembly can move relative to the cavity, so as to achieve the effect that the cleaning assembly generates relative friction with the inner surface of the first filter screen.

An embodiment of the utility model provides a filter equipment, this filter equipment include drinking cup subassembly, first filter screen and clean subassembly. The cup assembly is internally provided with a containing cavity, the first filter screen is arranged in the containing cavity, a cavity is formed in the first filter screen and communicated with the outside of the containing cavity, so that fluid flowing to the cavity is guided to a position between the first filter screen and the cup assembly and solid flows into the cavity, the cleaning assembly is movably arranged in the cavity, and at least part of the cleaning assembly is in contact with the inner surface of the first filter screen. The embodiment of the utility model provides a through set up clean subassembly in first filter screen, the internal surface contact of clean subassembly at least part and first filter screen, and the cavity activity relatively of clean subassembly, at the in-process of clean subassembly activity, the part of clean subassembly and first filter screen contact produces relative motion and produces relative friction with first filter screen, and frictional force can drive the solid residue that adsorbs on first filter screen internal surface and drop to play the cleaning action to first filter screen. The user need not regularly clear up filter equipment, has reduced the clean step of user's dismouting part to reduce user's clean burden, also prolonged filter equipment's life.

In some embodiments, as shown in connection with fig. 3 and 4, the cleaning assembly 3 includes a connecting rod 31 and a cleaning arm 32. The connecting rod 31 extends in a vertical direction, which represents the up-down direction of the filter device in a normal use state, and which is also the vertical direction in an absolute coordinate system. The embodiment of the utility model provides an in connecting rod 31 set up in cavity 20, and connecting rod 31 extends along vertical direction, but connecting rod 31 relative cavity 20 rotates around vertical direction, wherein, the embodiment of the utility model provides a do not prescribe a limit to the connected mode of connecting rod 31 and first filter screen 2 or drinking cup subassembly 1, as long as connecting rod 31 can be relative the cavity rotation in the first filter screen 2 can. The connecting rod 31 is provided with a water inlet passage 310, and the water inlet passage 310 is used for introducing water flow, for example, the water inlet passage 310 introduces external clean water flow or filtered water flow into the connecting rod 31.

As shown in fig. 3 and 4, the cleaning arm 32 is connected to one side of the connecting rod 31 in the circumferential direction, wherein the extending direction of the connecting rod 31 indicates the length direction of the connecting rod 31, the length direction of the connecting rod 31 in the embodiment of the present invention is in the vertical direction, and the circumferential direction of the connecting rod 31 indicates the direction around the length direction of the connecting rod 31, that is, the circumferential direction of the connecting rod 31 indicates the direction around the vertical direction. It should be noted that the vertical direction is not limited to a direction of a certain straight line, but may be a direction of a set of parallel lines, for example, the vertical direction is the up-down direction, and is not limited to a straight line direction extending up and down. The cleaning arm 32 is connected to a side wall of the connecting rod 31 in the circumferential direction, and it is understood that the cleaning arm 32 is provided to extend in the radial direction of the connecting rod 31. The embodiment of the utility model provides an inside reposition of redundant personnel passageway 320 that is equipped with of cleaning arm 32, reposition of redundant personnel passageway 320 and inhalant canal 310 intercommunication, the leading-in rivers of inhalant canal 310 can flow to in the reposition of redundant personnel passageway 320. The diversion channel 320 forms a water outlet 330 on the surface of the cleaning arm 32, the water outlet 330 facing the inner surface 21 of the first filter 2. After rivers that follow inhalant canal 310 are leading-in enter into reposition of redundant personnel passageway 320, accessible delivery port 330 blowout, the utility model discloses a delivery port 330 is towards first filter screen 2, spout under the circumstances of first filter screen 2 at delivery port 330, rivers can produce a reaction force to clean on the arm 32, because connecting rod 31 cavity is rotationally connected relatively, this reaction force that so corresponds can drive the relative cavity of connecting rod and rotate, spout the rivers of hitting on first filter screen and can erode the solid residue on the first filter screen on the one hand, on the other hand rivers can drive the connecting rod and rotate, thereby drive the relative first filter screen motion of clean arm, frictional force between clean arm and the first filter screen can order about the solid residue who adsorbs on first filter screen and drop, thereby improve the clean effect of first filter screen.

The embodiment of the utility model provides an in clean subassembly need not to set up extra drive arrangement, through set up inhalant canal in the connecting rod, set up the reposition of redundant personnel passageway of intercommunication inhalant canal in clean arm, set up the delivery port of intercommunication reposition of redundant personnel passageway on the surface of clean arm, the delivery port is towards first filter screen, rivers can spout on first filter screen from the delivery port, reaction force through water impact can enough drive clean subassembly automatic rotation, need not external drive power, last pivoted clean arm and first filter screen mutual contact friction, thereby the clean effect to first filter screen has been improved, and the rivers that the delivery port was derived can wash the residue on first filter screen, can also improve clear efficiency.

In some embodiments, as shown in fig. 4, the cleaning arm 32 includes a first extension 321 and a second extension 322. The first extending portion 321 extends along a radial direction, which is to be noted that the radial direction represents a direction perpendicular to the axial direction of the connecting rod 31, and the axial direction of the connecting rod 31 can be represented by a length direction of the connecting rod 31, that is, the radial direction described in the embodiment of the present invention can be represented by a direction passing through the length direction of the connecting rod 31 and perpendicular to the length direction of the connecting rod 31. The embodiment of the present invention provides an inside reposition of redundant personnel passageway 320 that is equipped with of first extension 321, first extension 321 is connected with connecting rod 31 in radial one end, the embodiment of the present invention does not prescribe a limit to the concrete mode that this first extension 321 is connected with connecting rod 31 in radial one end, for example, first extension 321 can weld with connecting rod 31 in radial one end, or as in the embodiment shown in fig. 4, first extension 321 is in radial one end and connecting rod 31 joint, that is to say, detachably is connected between first extension 321 and the connecting rod 31, first extension and connecting rod 31 are as two independent parts, the two can manufacturing by independent processing to reduce the degree of difficulty of production, improve production efficiency.

It should be noted that, no matter what kind of connection mode is adopted by the first extension portion and the connecting rod in the embodiment of the present invention, as long as the water inlet channel in the connecting rod and the flow dividing channel in the first extension portion can be communicated.

As shown in fig. 4, the water outlet 330 is disposed on the first extending portion 321, and the first extending portion 321 has two opposite ends in the extending direction, wherein one end of the first extending portion 321 is connected to the connecting rod 31, the other end of the first extending portion 321 is far away from the connecting rod 31, and the second extending portion 322 is connected to one end of the first extending portion 321 far away from the connecting rod 31. The second extension 322 extends in the vertical direction, that is, the size of the second extension 322 in the vertical direction is larger than the size in the horizontal direction, as shown in fig. 3, one end of the second extension 322, which is far away from the first extension 321, is close to the inner surface 21 of the first filter screen 2, in the case that the cleaning arm 32 is only provided with the first extension 321 and the second extension 322, one end of the second extension 322, which is far away from the first extension 321, is in contact with the first filter screen 2, and in the process of rotating the connecting rod 31, the second extension 322 rotates along with the connecting rod 31, so that friction is generated between one end of the second extension 322, which is far away from the connecting rod 31, and the first filter screen 2, thereby performing a cleaning function on the first filter screen 2.

In some embodiments, as shown in fig. 4, a reinforcing rib 324 may be disposed in front of the first extension portion 321 and the second extension portion 322, the reinforcing rib 324 is disposed at the connection position of the first extension portion 321 and the second extension portion 322, and the reinforcing rib 324 may be disposed in an arc-shaped structure, and the concave surface of the arc is directed away from the first extension portion 321 and the second extension portion 322. The embodiment of the utility model provides a through setting up the strengthening rib, be favorable to improving the joint strength between first extension and the second extension to improve the structural strength of clean arm, improve the anti deformability of clean arm, and then be favorable to improving clean efficiency and the life of clean subassembly.

In some embodiments, as shown in fig. 4, the same cleaning arm 32 is provided with a plurality of water outlets 330 communicating with the diversion channel 320, a plurality of which indicates that the number of the water outlets 330 can be two, three, etc., and in some embodiments, two water outlets 330 are provided on the same cleaning arm 32, and both the water outlets 330 are communicated with the diversion channel 320. As shown in fig. 4, the two water outlets 330 are a first water outlet 331 and a second water outlet 332, respectively, and the first water outlet 331 and the second water outlet 332 are spaced apart in a radial direction, that is, the first water outlet 331 and the second water outlet 332 are spaced apart by a certain distance in an extending direction of the first extending portion 321, rather than being arranged in close proximity. Moreover, the first water outlet 331 and the second water outlet 332 are both located on the same side of the first extending portion 321, and it should be noted that, the same side of the first extending portion 321 indicates that the first extending portion 321 has two opposite sides in the circumferential direction, and the circumferential direction is a direction around the vertical direction, so that the first water outlet 331 and the second water outlet 332 are both disposed on the same side of the first extending portion 321 in the circumferential direction. And the first water outlet 331 is close to the second extension 322 relative to the second water outlet 332. Close is indicated by the first water outlet 331 being at a smaller distance from the second extension 322 than the second water outlet 332 being at the second extension 322. In some embodiments, the first water outlet 331 may be disposed on the second extension 322 such that the first water outlet 331 is closer to an inner wall surface of the first filter.

The embodiment of the utility model provides a through set up the delivery port into first delivery port and second delivery port, wherein the relative second delivery port of first delivery port is close to first filter screen, the first delivery port that is close to first filter screen is used for erodeing first filter screen, mainly play clear effect, the second delivery port of keeping away from first filter screen is used for assaulting first filter screen, utilize the reaction force drive cleaning device rotation of the first filter screen of rivers impact, mainly play clean effect, of course, the second delivery port is assaulted first filter screen and can also be played the clear effect of part, first delivery port is assaulted first filter screen and also can be played the effect of part drive, under the mating reaction of first delivery port and second delivery port, be favorable to improving cleaning device's rotation efficiency and can also further improve cleaning device's clean effect. The embodiment of the utility model provides a still with first delivery port and second delivery port setting in same one side of first extension in week for the effort direction of first filtration piece is unanimous under first delivery port and the effect of second delivery port, is favorable to strengthening reaction force drive cleaning device pivoted efficiency, thereby improves clear efficiency.

In some embodiments, as shown in fig. 5, an included angle θ between the extending direction of the first water outlet 331 and/or the second water outlet 332 and the extending direction of the first extending portion 321 is greater than or equal to 30 degrees and less than or equal to 60 degrees. It should be noted that the extending direction of the first water outlet 331 and the second water outlet 332 in the embodiment of the present invention indicates the flowing direction of the water flow derived from the first water outlet 331, specifically, the water flow flows out from the diversion channel 320 through the first water outlet 331 or the second water outlet 332, and the flowing water flow is limited by the shape and structure of the first water outlet 331 or the second water outlet 332, so that the water flow flows out according to the set angle direction, therefore, the extending direction of the first water outlet or the second water outlet defined in the embodiment of the present invention can indicate the direction of the water flow derived from the first water outlet or the direction of the water flow derived from the second water outlet. Through the direction of deriving rivers with the delivery port and radially being and setting for the inclination, also be water, rivers clean spout to first filter screen 2 on, the direction of rivers has certain contained angle with first filter screen 2's tangential, the effort that produces on this basis more is favorable to driving the relative first filter screen of clean subassembly along rotation in a circumferential direction, and then is favorable to improving the clean efficiency of clean subassembly.

In some embodiments, as shown in FIG. 4, the cleaning arm 32 also includes a brush portion 323. The brush part 323 represents a member having a relatively soft hardness, and particularly, the brush part 323 may have a hardness less than that of the first extension 321 or the second extension 322. As shown in fig. 6, the brush part 323 is disposed at an end of the second extension part 322 close to the first filter 2, and the brush part 323 contacts with the inner surface 21 of the first filter 2. In the process that the cleaning arm 32 rotates relative to the first filter screen 2, one end of the brush part 323 is connected to the second extension part 322, the other end of the brush part 323 contacts the first filter screen 2, the brush part 323 is made of a flexible material, and when the end of the brush part 323 connected to the second extension part 322 rotates, the other end of the brush part 323 is rubbed by the first filter screen 2 and elastically deforms relative to the end of the second extension part 322, and when the second extension part 322 continues to rotate, the brush part 323 continues to rotate along with the second extension part 322 in the deformed state. The embodiment of the utility model provides a through the one end at the second extension be provided with brush portion, reduced the resistance that cleaning device rotated the in-process, and brush portion has certain deformability, inside brush portion contacted the aperture of first filter screen more easily to improve the clean effect of first filter screen.

In some embodiments, as shown in fig. 6, the length of the second extension 322 is equal to the length of the cavity 20 in the vertical direction. The length direction of the second extension 322 is the up-down direction of the second extension shown in fig. 6. The length of the second extending part is equal to the length of the cavity in the vertical direction, so that the second extending part or the brush part arranged on the second extending part can be contacted with the second filter screen in a large range, the cleaning range of the second filter screen is improved, and the cleaning degree of the second filter screen is improved. Of course, in some embodiments, the length of the second extension 322 may also be less than the length of the cavity in the vertical direction, for example, the length of the second extension is greater than or equal to 0.5 times the length of the cavity and less than or equal to the length of the cavity. The embodiment of the utility model provides a prescribe a limit to the certain extent with the length of second extension and the proportion of the length of cavity, be favorable to improving the clean degree of second filter screen.

In some embodiments, as shown in fig. 4, one end of the first extension 321 in the radial direction is connected to the middle of the connecting rod 31 in the vertical direction. That is, the first extending portion 321 is connected to a middle position of the connecting rod 31, and the water flow guided out from the water outlet 330 of the first extending portion 321 also impacts on the vicinity of a midpoint position of the first filter screen in the vertical direction, so as to improve the balance of the force applied to the cleaning assembly in the vertical direction, and thus improve the rotation efficiency of the cleaning assembly.

In some embodiments, as shown in fig. 4, the connection rod 31 includes a first connection portion 311, a second connection portion 312, and a second connection portion 312. First connecting portion 311 extends along vertical direction, combine shown in fig. 6, the upper end and the first filter screen 2 of first connecting portion 311 are rotationally connected, in the embodiment shown in fig. 6, the top of first filter screen 2 is equipped with the arch 22 that protrudes towards cavity 20, the upper end of first connecting portion 311 is equipped with blind hole 3111, arch 22 can stretch into blind hole 3111 in, blind hole 3111 can rotate relative to arch 22, but arch 22 plays limiting displacement to blind hole 3111's radial, on this basis, first filter screen 2 and connecting rod 31 play radial fixed effect through the spacing of arch 22 and blind hole 3111, and connecting rod 31 can rotate relative to first filter screen 2, thereby can not influence the cleanness of cleaning assembly to first filter screen. In other embodiments, the top of the first filter screen 2 may be provided as a hole, and the upper end of the first connection portion 311 may be provided as a protrusion, so long as the first filter screen 2 can perform a radial limiting effect on the first connection portion 311 without affecting the circumferential rotation no matter what structure is adopted.

Referring to fig. 3, fig. 4 and fig. 6, the second connection portion 312 is connected to the lower end of the first connection portion 311, and the embodiment of the invention is not limited to the connection manner of the first connection portion 311 and the second connection portion 312, as long as the first connection portion 311 and the second connection portion 312 can be kept fixed. A part of the water inlet channel 310 is arranged inside the second connecting part 312, and the side part of the second connecting part 312 close to the first connecting part 311 is connected with the cleaning arm 32; the third connecting portion 313 is connected with the lower end of the second connecting portion 312, and another part of the water inlet passage 310 is arranged inside the third connecting portion 313, and the third connecting portion 313 is rotatably connected with the water cup assembly 1. As shown in fig. 6, the direction of the arrow in fig. 6 is the flowing direction of the water flow, the water flow flows upwards from the lower end of the third connection portion 313 to the water inlet passage 310 inside the second connection portion 312, the water in the water inlet passage 310 flows to the diversion passage 320 from the upper portion of the water inlet passage 310, and finally is sprayed to the inner surface 21 of the first filter 2 from the water outlet 330. The water in the cavity 20 can be guided to the outside of the first filter 2 through the first filter 2, and the solid residue is left in the cavity 20 of the first filter 2.

In some embodiments, as shown in fig. 4, the third connection portion 313 is provided as a plurality of comb teeth 3131 spaced apart in the circumferential direction. The embodiment of the utility model provides a quantity that broach 3131 set up is not prescribed a limit to, combine fig. 3 to show, install connecting rod 31 under the condition of drinking cup subassembly, connecting rod 31's upper end and first filter screen 2 rotationally are connected, connecting rod 31's lower extreme and drinking cup subassembly rotationally are connected, it is specific, drinking cup subassembly 1 is close to the one side that holds chamber 10 and can sets up water intake pipe 10a, third connecting portion 313 can cup joint on this water intake pipe 10a, and water intake pipe 10a can play radial ascending limiting displacement to the third connecting portion, and water intake pipe 10a and the arch 22 of first filter screen can play limiting displacement to connecting rod 31 in vertical direction jointly. In the process that the connecting rod 31 rotates relative to the first filter screen, the third connecting portion 313 also rotates relative to the water inlet pipeline 10a, part of solid residues in the cavity 20 can enter a gap between the third connecting portion 313 and the water inlet pipeline 10a, and under the condition that the solid residues are gradually accumulated, the more the residues at the gap between the third connecting portion 313 and the water inlet pipeline 10a are, the more the solid residues accumulated at the gap can increase the friction force between the third connecting portion 313 and the water inlet pipeline 10a, so that the resistance of the third connecting portion 313 to the rotation of the water inlet pipeline 10a is increased. The embodiment of the utility model provides a through setting up third connecting portion 313 to broach 3131's structure, at the relative water inlet pipe 10a pivoted in-process of third connecting portion 313, the residue in the clearance runs out to the clearance outside from the clearance between broach 3131 and the broach 3131 easily, thereby has reduced the residue and has stopped accumulational risk between third connecting portion and water inlet pipe clearance, be favorable to improving the pivoted smoothness degree between third connecting portion and the water inlet pipe, thereby improve clean subassembly to the clear efficiency of second filter screen.

In some embodiments, as shown in fig. 4, the cleaning assembly 3 is provided with a plurality of cleaning arms 32, and the plurality of cleaning arms 32 are arranged around the circumferential interval of the connecting rod 31, the number of the cleaning arms 32 in the embodiments of the present invention can be set to 2-6, and by limiting the number of the cleaning arms 32 within a certain range, the efficiency of the cleaning arms for driving the cleaning assembly to rotate can be improved, and the strength of the water flow guided out by each cleaning arm can be controlled at a certain strength, so as to improve the cleaning efficiency of the cleaning assembly for the first filter screen. As shown in FIG. 4, the water outlets 330 on the plurality of cleaning arms 32 are all located on the same side. That is to say, the water outlets 330 on the cleaning arms 32 are all disposed on the same side of the cleaning arms 32 in the circumferential direction, so that the directions of the water flows guided out by the cleaning arms 32 are the same, which is beneficial to improving the efficiency of the cleaning arms driving the cleaning device to rotate.

In some embodiments, as shown in conjunction with fig. 2 and 3, the cup assembly 1 includes a cup 11, a second filter 12, and a cup holder 13. The cup 11 has a receiving cavity 10 therein, an open top 103 of the receiving cavity 10, and a water inlet 101 communicating with the cavity 20 at the bottom of the receiving cavity 10, as shown in fig. 3, the water inlet 101 is formed by a water inlet pipe 10 a. The outside rivers are connected to the one end of inlet channel 10a, and the other end of inlet channel 10a communicates the inside cavity 20 of first filter screen 2, and it should be noted that, the rivers of leading-in to inlet channel 10a can be the outside clean running water of filter equipment, can also be the inside circulating water of filter equipment, and this circulating water is the water that enters into the chamber 10 that holds of drinking cup 11 after filtering through first filter screen 2 in the cavity, and the rethread washing pump is with the water suction in the drinking cup 11 to inlet channel 10a for cyclic utilization.

As shown in fig. 3, a water return opening 102 is formed in a side portion of the accommodating cavity 10 of the water cup 11, the water return opening 102 is communicated with a washing pump 400, the washing pump 400 pumps the water filtered by the first filter screen 2 in the water cup 11 from the water return opening 102 to the water inlet pipeline 10a for cleaning the first filter screen, or, as shown in fig. 1, the washing pump 400 can also pump the filtered water in the water cup 11 to the water outlet pipe 500 for the dishwasher to wash the dishes, so that the filtered water is recycled, and the water consumption and the electricity consumption are saved.

Referring to fig. 2 and 3, the second filter 12 is disposed at an end of the cup 11 near the opening 103; the second filter element 12 extends substantially horizontally, wherein a plurality of filter screens 121 are disposed in the second filter element 12 for allowing liquid to flow therethrough, the plurality of filter screens 121 are disposed in a plurality, and the plurality of filter screens 121 communicate the washing chamber 201 and the accommodating chamber 10 of the dishwasher, it should be noted that the accommodating chamber 10 indicates a gap between the water cup 11 and the first filter screen 2, that is, the liquid enters the water cup 11 from the washing chamber 201 through the filter screens 121 on the second filter element 12, and is located outside the first filter screen 2 instead of inside the first filter screen 2, that is, the water flow is directly supplied for the washing pump to pump and circulate without passing through the cavity 20 of the first filter screen 2, which is beneficial for improving the efficiency of the circulating water pumping and circulating water circulating pump of the dishwasher.

It should be noted that the mesh size of the sieve 121 of the second filtering member 12 is small, that is, the second filtering member 12 only allows the liquid to pass from the sieve 121 to the cup 11 and can block the solid particles in the washing chamber 201.

With reference to fig. 2 and 3, the second filter member 12 is provided with a through hole 123 penetrating in the vertical direction, the cup holder 13 is located on one side of the second filter member 12 away from the cup 11, the other part of the cup holder 13 can pass through the through hole of the second filter member 12, and the cup holder 13 passing through the second filter member 12 can be connected to the first filter screen 2, it should be noted that the embodiment of the present invention does not limit the connection mode between the cup holder 13 and the first filter screen 2, as shown in fig. 2, the lower end of the cup holder 13 can be provided with a first joint member 131, the upper end of the first filter screen 2 can be provided with a second joint member 132, the first joint member 131 can be provided with a protrusion, the second joint member 132 can be provided with a groove, the detachable connection between the first filter screen 2 and the cup holder 13 can be realized through the limitation of the first joint member 131 and the second joint member 132, in other embodiments, the cup holder 13 can be detachably connected to the first filter screen 2 through a screw thread, thereby reducing the processing cost and the difficulty of the cup holder 13 and the first filter screen alone.

The cup handle 13 of the embodiment of the present invention is used to introduce liquid and/or solid into the cavity 20. Specifically, in the case that the filtering device 100 is disposed in a dishwasher, the cup lift 13 communicates between a washing chamber 201 of the dishwasher and a cavity 20 inside the first filter screen 2, the cup lift 13 has a through hole with a large size, the cup lift 13 can perform preliminary filtering on liquid in the washing chamber 201, block impurities with a large size in the washing chamber 201, and guide solids and liquid with a small size to the cavity 20 inside the first filter screen 2. The mesh size of the first filter screen 2 is small, so that all solid particles can be basically blocked in the cavity, and the liquid is guided to a position between the first filter screen and the water cup, so that secondary filtration of the liquid is realized. In case the solids in the cavity 20 accumulate to a certain extent, the residue or liquid with the residue in the cavity 20 can be conducted out of the dishwasher by means of a drain pump.

The embodiment of the present invention further provides a dishwasher, which is shown in fig. 1 and 3 and includes a housing, a filtering device 100 according to any of the above embodiments, a drain pump 300, and a washing pump 400. The interior of the housing has a washing chamber 201, and dishes to be cleaned can be placed in the washing chamber 201. The filtering device 100 is disposed at the bottom of the washing chamber 201; the drainage pump 300 is communicated with the cavity 20 inside the first filter screen 2, the drainage pump 300 is used for guiding out the solid and/or liquid in the cavity 20 to the outside of the dishwasher, one end of the washing pump 400 is communicated between the first filter screen 2 and the water cup assembly 1, and the other end of the washing pump 400 is communicated with the inside of the washing cavity 201 and/or the cleaning assembly 3. That is to say, the washing pump 400 can be with the inside of the drainage of the water after filter device 100 filters to cleaning assembly 3, in order to supply cleaning assembly 3 to spray wash first filter screen 2, or, the washing pump 400 still can be with the drainage of the water after filter device 100 filters to outlet pipe 500 in, outlet pipe 500 guides water to corresponding spray arm 600 again, spray arm 600 is rotationally connected relative to outlet pipe 500, at the in-process that goes out water, the effort of rivers can drive spray arm 600 and rotate the blowout rivers relative to outlet pipe 500, make rivers can have certain kinetic energy to spout the bowl surface of formula in washing chamber 201, thereby play the cleaning action to the bowl. The embodiment of the utility model provides an in spray arm 600 can set up to a plurality ofly, for example, spray arm 600 in the embodiment shown in fig. 1 is provided with threely, sets up respectively at the top in washing chamber, middle part and bottom, through set up a plurality of spaced spray arms in vertical direction, can spray the washing to the bowl utensil of co-altitude not to improve dishwasher's washing efficiency.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims (13)

1. A filter device, comprising:

the water cup assembly is internally provided with an accommodating cavity;

the first filter screen is arranged in the accommodating cavity, a cavity is formed in the first filter screen and communicated with the outside of the accommodating cavity, so that liquid flowing to the cavity is guided to a position between the first filter screen and the water cup assembly, and solid is kept in the cavity;

and the cleaning component is movably arranged in the cavity, and at least part of the cleaning component is in contact with the inner surface of the first filter screen.

2. The filtration device of claim 1, wherein the cleaning assembly comprises:

the connecting rod extends along the vertical direction, can be rotatably arranged in the cavity around the vertical direction, and is internally provided with a water inlet channel; the water inlet channel is used for leading in water flow;

clean arm, with the connecting rod is connected in ascending one side of week, clean arm inside is equipped with the reposition of redundant personnel passageway, the reposition of redundant personnel passageway with inhalant canal intercommunication, the reposition of redundant personnel passageway is in the surface formation delivery port of clean arm, the delivery port orientation the internal surface of first filter screen.

3. The filtration device of claim 2, wherein the cleaning arm comprises:

the first extension part extends along the radial direction, the flow distribution channel is arranged in the first extension part, and one end of the first extension part in the radial direction is connected with the connecting rod; the first extension part is provided with the water outlet;

the second extending part is connected with one end, far away from the connecting rod, of the first extending part, extends along the vertical direction, and one end, far away from the first extending part, of the second extending part is close to the inner surface of the first filter screen.

4. The filtering device according to claim 3, wherein the same cleaning arm is provided with a plurality of water outlets communicating with the diversion channel, namely a first water outlet and a second water outlet, the first water outlet and the second water outlet are spaced in a radial direction and are located on the same side of the first extension portion, and the first water outlet is close to the second extension portion relative to the second water outlet.

5. The filtration device of claim 4, wherein an included angle between the extending direction of the first water outlet and/or the second water outlet and the extending direction of the first extending portion is greater than or equal to 30 degrees and less than or equal to 60 degrees.

6. The filtration device of claim 3, wherein the cleaning arm further comprises:

and the brush part is arranged at one end, close to the first filter screen, of the second extension part, and the brush part is in contact with the inner surface of the first filter screen.

7. The filter device of claim 3, wherein the length of the second extension is equal to the length of the cavity in the vertical direction.

8. The filter device according to claim 3, wherein one end of the first extension in the radial direction is connected to a middle portion of the connecting rod in a vertical direction.

9. The filtration apparatus of claim 3, wherein the connecting rod comprises:

the first connecting part extends along the vertical direction, and the upper end of the first connecting part is rotatably connected with the first filter screen;

the second connecting part is connected with the lower end of the first connecting part, a part of the water inlet channel is arranged in the second connecting part, and the side part, close to the first connecting part, of the second connecting part is connected with the cleaning arm;

the third connecting portion is connected with the lower end of the second connecting portion, the other portion of the water inlet channel is arranged inside the third connecting portion, and the third connecting portion is rotatably connected with the water cup assembly.

10. The filter device according to claim 9, wherein the third connecting portion is provided as a plurality of circumferentially spaced comb teeth.

11. The filtration device of claim 2, wherein the cleaning assembly is provided with a plurality of cleaning arms spaced circumferentially around the connecting rod, and the water outlets on the plurality of cleaning arms are all located on the same side.

12. The filtration device of any one of claims 1-11, wherein the cup assembly comprises:

the water cup is internally provided with the accommodating cavity, the top of the accommodating cavity is open, the bottom of the accommodating cavity is provided with a water inlet communicated with the cavity, and the side part of the accommodating cavity is provided with a water return port;

the second filter piece is arranged at one end, close to the opening, of the water cup;

and a cup handle, wherein one part of the cup handle is positioned on one side of the second filter element far away from the water cup, and the other part of the cup handle penetrates through the second filter element and is connected with the first filter screen so as to introduce liquid and/or solid into the cavity.

13. A dishwasher, comprising:

a housing having a washing chamber therein;

the filter device of any one of claims 1-12, disposed within the washing chamber;

the drainage pump is communicated with the cavity inside the first filter screen so as to lead out the solid and/or liquid in the cavity to the outside of the dishwasher;

and one end of the washing pump is communicated with the space between the first filter screen and the water cup assembly, and the other end of the washing pump is communicated with the washing cavity and/or the interior of the cleaning assembly.

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