Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a drainage filter, which solves the problems that the drainage filter in a washing machine is blocked and cannot drain water.
Still another object of the present invention is to provide a washing machine having the above mentioned structure.
In order to realize the purpose, the invention adopts the following technical scheme: the utility model provides a drainage filter, includes filters the cavity, sets up the filtration of collecting the line bits in the filter cavity, still set up in the filter cavity and can make the at least partial unblocked line bits cleaning device in water route with the line bits clearance of its collection.
The thread scrap cleaning device is a movable shifting fork, and at least part of the shifting fork extends to the outside of the filtering chamber for driving.
The shifting fork comprises a driving part and a shifting part, the shifting part is located in the filtering cavity, one end of the driving part is connected with the shifting part to drive the shifting part to move in the filtering cavity, and the other end of the driving part extends out of the filtering cavity.
The filter chamber comprises a water inlet, a water outlet and a filter structure extraction port, at least part of the thread scrap cleaning device extends out of the filter chamber through the filter structure extraction port, preferably, the driving part extends out of the filter chamber through the filter structure extraction port, and preferably, the water outlet and the filter structure extraction port are oppositely arranged along the axial direction of the filter chamber.
The filtering structure is a hollow frame structure, a filtering net is arranged at least at the water outlet of the filtering cavity of the filtering structure, the filtering structure is a closed end at the filtering structure extraction opening of the filtering cavity and is hermetically connected with the filtering structure extraction opening of the filtering cavity, at least part of the thread scrap cleaning device is arranged in the hollow interior of the filtering structure, extends out of the filtering cavity through the closed end of the filtering structure and is movably sealed with the closed end, preferably, the driving part penetrates through the closed end and is movably sealed with the closed end,
and/or an end cover is arranged at a filter structure extraction port of the filter chamber, the end cover is in sealing connection with the filter structure extraction port of the filter chamber, at least part of the thread scrap cleaning device penetrates through the end cover and is in movable sealing with the end cover, and preferably, the driving part penetrates through the end cover and is in movable sealing with the end cover.
The filter comprises a filter chamber, a driving part, a shifting part and a water permeable opening, wherein the driving part is a push-pull rod capable of being pushed and pulled, the push-pull rod is arranged along the axial direction of the filter chamber, the shifting part is a shifting sheet perpendicular to the push-pull rod, the shifting sheet is provided with the water permeable hole or the water permeable opening, and the shifting sheet at least covers one part of the cross section of the filter chamber.
In a normal state of the washing machine, the poking sheet is arranged close to the filter screen, and preferably, the poking sheet is attached to the filter screen.
An opening is arranged in the middle of the filter screen, and a non-porous sheet structure capable of plugging the opening is arranged on the toggle piece corresponding to the opening.
The drive division is a rotatable rotary rod, the rotary rod sets up along the axial of filtering the cavity, stir the portion for stir the piece with rotary rod coplane, be equipped with the hole of permeating water or the opening of permeating water on stirring the piece, stir a part that the piece covers at least and filters the cavity longitudinal section.
A washing machine having the above drain filter.
After the technical scheme of the invention is adopted, the following beneficial effects are brought: after the drainage filter of the washing machine is blocked, the filtering structure does not need to be taken out integrally, the internal thread scraps are stirred only by moving the thread scraps cleaning device or are compressed to ensure that at least part of an internal water path is smooth, and the filtering structure is taken out for cleaning after water in the washing machine is discharged, so that the influence of water flowing out when the filtering structure is taken out integrally for cleaning to soak a floor on the environment can be avoided.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
FIG. 1: perspective view of drainage filter in the invention
FIG. 2: sectional view of drainage filter in the invention
FIG. 3: sectional view of a drainage strainer according to still another embodiment of the present invention
FIG. 4: filter structure diagram of the invention
FIG. 5: structure of wire scrap cleaning device
FIG. 6: structure of a thread scrap cleaning device according to another embodiment of the present invention
FIG. 7: structure of a thread scrap cleaning device according to another embodiment of the present invention
Wherein: 1. the filter chamber, 2, filtration, 3, thread scrap cleaning device, 4, drive division, 5, stirring portion, 6, water inlet, 7, delivery port, 8, filtration extraction outlet, 9, filter screen, 10, closed end, 11, end cover, 12, the opening that permeates water, 13, the push-and-pull rod, 14, the stirring piece, 15, the opening, 16, the rotary rod, 18, the thread scrap, 19, drainage motor, 20, the hole of permeating water, 21, the sealing washer.
Detailed Description
As shown in figure 1, figure 2 and figure 3, the drainage filter comprises a filtering chamber 1, a filtering structure 2 for collecting the thread scraps is arranged in the filtering chamber 1, and a thread scrap cleaning device 3 capable of cleaning the thread scraps collected by the filtering chamber 1 to ensure that a water path is at least partially unblocked is further arranged in the filtering chamber 1. The drainage filter that current washing machine was equipped with requires user's regular washing, but in the actual use, the user hardly accomplishes regular spontaneous washing, so the drainage filter jam often appears in daily laundry, the unable problem of drainage. In case this problem appears, the user just needs the manual filtration 2 who takes out among the drainage filter to clear up, but the in-process washing water that takes out can together be discharged, cause the washing machine peripheral to have a lot of water, cause very big inconvenience for the user, and if drainage filter blocks up in this application, only need make the water route at least partially unblocked with the line bits clearance of line bits cleaning device 3 with collecting, wait to take out filtration again after the water discharge in the washing machine and clear up, can not cause the inside water outflow of washing machine, this kind of mode operation is very simple, only need drive line bits cleaning device 3, just can make inside line bits remove or compress, leave the drainage space.
The thread scrap cleaning device 3 is a movable shifting fork, and at least part of the shifting fork extends to the outside of the filtering chamber 1 for driving. The movable shifting fork can be driven to do linear motion along the axial direction of the filtering chamber 1 or do rotary motion around the axial direction, and can stir the thread scraps in the filtering chamber 1, so that the inner thread scraps are moved or compressed, and a drainage gap is reserved. One end of the fork extends outside the filter chamber for driving, preferably one end of the fork extends outside the filter chamber 1 for manual driving by a user.
The shift fork includes a drive division 4 and a stirring portion 5, stirring portion 5 is located filter chamber 1 is interior, 4 one end of drive division are connected with stirring portion 5 and are driven stirring portion and move in filter chamber 1, and the other end stretches out filter chamber 1. The driving part 4 and the shifting part 5 form a device similar to a piston, the shifting part 5 can stir the lint 18 inside the filtering chamber 1 when moving in the filtering chamber 1, the lint 18 is removed from the filtering net or the lint 18 is compressed to leave a gap, so that water in the washing machine can pass through the filtering chamber 1, and the driving part 4 and the shifting part 5 are integrally arranged or fixedly connected.
The filtering chamber 1 comprises a water inlet 6, a water outlet 7 and a filtering structure extraction outlet 8, and preferably, the water outlet 7 and the filtering structure extraction outlet 8 are oppositely arranged along the axial direction of the filtering chamber 1. The water outlet 7 and the filtering structure extraction port 8 are respectively arranged at two ends of the filtering chamber 1, the water inlet 6 is arranged at the side part of the filtering chamber 1, the filtering structure extraction port 8 is closed under the normal working state of the washing machine, water in the washing machine enters the filtering chamber 1 through the water inlet 6, is filtered by the filtering structure 2 and then is discharged through the water outlet 7, the water outlet 7 is controlled to be opened and closed through a drain valve, a user can regularly extract the filtering structure 2 through the filtering structure extraction port 8 for cleaning, when the user is not cleaned for a long time or clothes washed are too much thread scraps, when the filtering chamber 1 is full of thread scraps and is blocked or the thread scraps block the filtering net 9 of the filtering structure 2, the filtering chamber 1 is blocked, the water in the washing machine cannot be discharged, the driving part 4 of the thread scrap cleaning device is driven, the shifting part 5 is driven to shift the thread scraps to move away the filtering net 9 or compress the thread scraps to leave gaps, so that the water in the washing machine can pass through the filtering chamber 1. The thread waste cleaning device 3 extends out of the filter chamber 1 at least partially through the filter structure outlet 8, and preferably the drive part 4 extends out of the filter chamber 1 through the filter structure outlet 8 for driving.
As shown in fig. 4, the filtering structure 2 is a hollow frame structure, the filtering structure 2 is provided with a filtering net 9 at least at the water outlet 7 of the filtering chamber 1, the filtering net 9 filters water before the water passes through the water outlet 7, the filtering structure 2 is a closed end 10 at the filtering structure outlet of the filtering chamber, the filtering structure outlet 8 is closed by the closed end 10, the filtering structure outlet 8 is closed under the normal working condition of the washing machine, the water does not flow, that is, the closed end 10 is hermetically connected with the filtering structure outlet 8 of the filtering chamber 1, the lint cleaning device 3 is at least partially arranged in the hollow interior of the filtering structure 2, that is, the poking part 5 moves in the hollow interior of the filtering structure 2, and extends out of the filtering chamber 1 through the closed end 10 of the filtering structure 2, and is movably sealed with the closed end 10, preferably, the driving part 4 passes through the closed end 10, the sealing connection with the closed end 10 can prevent water inside the filtering chamber from overflowing through the connection. Filter cavity 1's filtration structure extraction mouth 8 and be equipped with end cover 11, end cover 11 covers with washing machine's outer panel is even stretch out the drive division 4 of filtration closed end 10, drive division 4 sets up sealing washer 21 after passing closed end 10 between the hole of closed end 10 and drive end 4.
In one embodiment of the present invention, the filtering structure outlet 8 of the filtering chamber 1 is provided with an end cover 11, the end cover 11 is connected with the filtering structure outlet 8 of the filtering chamber in a sealing manner, the lint cleaning device 3 at least partially penetrates through the end cover 11 and is movably sealed with the end cover 11, and preferably, the driving part 4 penetrates through the end cover 11 and is movably sealed with the end cover 11. After the driving part 4 passes through the end cover 11, a sealing ring 21 is arranged between the hole of the end cover 11 and the driving end 4. So that the lint cleaning device 3 may not be sealed when it passes through the closed end 10 of the filter structure 2.
In another embodiment of the present invention, the filtering structure outlet 8 of the filtering chamber 1 is provided with an end cap 11, the end cap 11 is connected with the filtering structure outlet 8 of the filtering chamber 1 in a sealing manner, the lint cleaning device 3 at least partially penetrates through the end cap 11 and is movably sealed with the end cap 11, and preferably, the driving part 4 penetrates through the end cap 11 and is movably sealed with the end cap 11. After the driving part 4 passes through the end cover 11, a sealing ring 21 is arranged between the hole of the end cover 11 and the driving end 4. Therefore, the thread scrap cleaning device is movably sealed when passing through the closed end of the filtering structure, so that double sealing is formed, and the sealing performance of the filtering structure is more effectively guaranteed.
As shown in fig. 5, specifically, the driving portion 4 is a push-pull rod 13 capable of being pushed and pulled, the push-pull rod 13 is arranged along an axial direction of the filtering chamber 1, the poking portion 5 is a poking piece 14 perpendicular to the push-pull rod, a water permeable hole 20 or a water permeable opening 12 is arranged on the poking piece 14, the poking piece 14 is driven to axially move to poke the thread scraps 18 inside the filtering chamber 1 when the push-pull rod 13 is axially pushed and pulled, the poking piece 14 at least covers a part of a cross section of the filtering chamber 1, and the poking piece 14 is driven to axially move to poke the thread scraps 18 in a part of a space inside the filtering chamber 1 when the push-pull rod 13 is axially pushed and. Preferably, the dial 14 covers at least a substantial part of the cross section of the filter chamber 1, preferably the dial 14 has the same shape as the cross section of the filter chamber 1, and the dial 14 has a size smaller than the cross section of the filter chamber 1.
As shown in fig. 2, in a normal state of the washing machine, the dial plate is arranged close to the filter screen, and preferably, the dial plate is attached to the filter screen. As shown in fig. 3, when the filter screen is blocked by the thread scraps, the push-pull rod is pulled to drive the poking piece to pull the thread scraps at the filter screen to be far away from the filter screen, so that the filter screen is recovered to be smooth.
An opening 15 is formed in the position, located at the water outlet 7, of the filtering structure 2, preferably, an opening 15 is formed in the middle of a filtering net 9, located at the water outlet 7, of the filtering structure 2, and a non-porous sheet structure capable of plugging the opening 15 is arranged on the poking piece 14 corresponding to the opening 15. In a normal state of the washing machine, the poking piece 14 is arranged close to the filter screen 9, and preferably, the poking piece 14 is attached to the filter screen 9 to seal the opening 15. The filter screen 9 is arranged around the opening 15, when the filter screen 9 around the opening 15 is blocked, the push-pull rod 13 is pulled to drive the poking piece 14 to be away from the opening 15, on one hand, the push-pull rod 13 is pulled to drive the poking piece 14 to be away from the opening 15, and simultaneously, the thread scraps at the position of the filter screen 9 are pulled to be away from the filter screen 9, so that the filter screen 9 is recovered to be smooth, on the other hand, the push-pull rod 13 is pulled to drive the poking piece 14 to be away from the opening 15, and simultaneously, the opening 15 is opened, and water.
In another embodiment of the present invention, as shown in fig. 6, the driving part 4 is a rotatable rotating rod 16, the rotating rod 16 is disposed along an axial direction of the filtering chamber 1, the toggle part 5 is a toggle piece 14 coplanar with the rotating rod 16, the toggle piece 14 is provided with a water permeable hole 20 or a water permeable gap 12, the rotating rod 16 is rotated axially to drive the toggle piece 14 to rotate and stir the thread scraps 18 in the filtering chamber 1, and the toggle piece 14 covers at least a part of a longitudinal section of the filtering chamber 1. Ensuring that the stirring blade 14 stirs at least a part of the interior of the filtering chamber 1, at least part of the water path is restored to be unblocked. Preferably, the dial 14 covers at least most of the half of the longitudinal section of the filtering chamber 1 (from the axis to the periphery), preferably the dial 14 has the same shape as the half of the longitudinal section of the filtering chamber 1 (from the axis to the periphery), and the size of the dial 14 is smaller than the half of the longitudinal section of the filtering chamber 1 (from the axis to the periphery).
When the drainage filter is cleaned, the filter structure 2 is drawn out, the thread scrap cleaning device 3 is arranged in the hollow interior of the filter structure 2, the thread scrap cleaning device 3 and the filter structure 2 are drawn out together, when the filter structure 2 is cleaned, the thread scrap cleaning device 3 can be pushed and pulled or the thread scrap cleaning device 3 can be rotated, the filter structure 2 can be cleaned conveniently, and a user can be prevented from directly cleaning the interior of a filter screen by hands.
The invention relates to a washing machine with an upper drainage filter, wherein the drainage filter is arranged at the bottom of the washing machine, a user can draw out a filtering structure 2 in the drainage filter through a filtering structure extraction port 8 for washing, when the drainage filter is blocked and water in the washing machine cannot be discharged, the internal thread scraps can be cleaned through a thread scrap cleaning device 3 for driving a filtering chamber, the internal thread scraps 18 are stirred or compressed, the water channel is at least partially recovered to be smooth, drainage is realized, and the filtering structure 2 in the drainage filter is drawn out through the filtering structure extraction port 8 for washing after drainage.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.