WO2020038212A1

WO2020038212A1 - Lint filter assembly and washing machine

Info

Publication number: WO2020038212A1
Application number: PCT/CN2019/098967
Authority: WO
Inventors: 程宝珍; 王玲臣; 孙广彬
Original assignee: 青岛海尔洗衣机有限公司
Priority date: 2018-08-24
Filing date: 2019-08-02
Publication date: 2020-02-27
Also published as: JP2022503498A; CN108842385A; JP7177243B2

Abstract

Disclosed is a lint filter (2) assembly, comprising a filter cover (1) and a filter (2) mounted on the filter cover (1), wherein the periphery of the filter (2) is provided with an elastically telescopic limiting part (21), and the filter (2) is fastened and locked onto the filter cover (1) via the limiting part (21). The above configuration prevents the filter (2) from deforming after being disassembled several times, thus prolonging the service life of the filter (2), facilitating operation, facilitating assembly and disassembly by a user, and solving the problem of the lint filter (2) being liable to fall due to frequent replacement.

Description

Line debris filter assembly and washing machine

Technical field

The invention belongs to the field of washing machines, in particular to a wire cutting filter assembly, and particularly relates to a washing machine in which the wire cutting filter assembly is installed.

Background technique

The washing machine generates thread shavings when washing clothes. In order to prevent the thread shavings from sticking to the clothes, generally, a thread shaving filter is installed on the inner wall of the washing machine to collect thread shavings to achieve the purpose of cleaning the clothes. In this way, after washing the clothes, the thread cutting filter needs to be removed for cleaning to avoid clogging of the thread cutting filter.

The filter assembly used in the existing washing machine is mainly composed of two parts: a filter cover and a filter, the filter cover is fixed on the inner barrel wall by screws, and the filter is generally installed on the filter cover by a snap structure. Large assembly clearance, easy to loosen, and generate noise during use.

At present, many clothes such as people's clothing and bedding are made of cotton. When washing clothes, thread shavings fall off frequently. Users need to disassemble and clean the thread shaving filter frequently. This may cause the buckle structure to collapse and weaken the elasticity. And other undesirable phenomena, so that the wire chip filter is not installed in place or difficult to disassemble, and the material of the wire chip filter is mainly plastic, which itself deforms greatly, and the accuracy of the coordination is difficult to ensure. Once it is not installed or the dimensional accuracy is not controlled, Well, it is easy to fall off during the flipping process of the clothes. After falling off, it will break under the stirring of the clothes, thereby damaging the clothes.

In view of this, the present invention is proposed.

Summary of the Invention

The technical problem to be solved by the present invention is to overcome the shortcomings of the prior art, and provide a line debris filter to solve the problem of deformation after multiple disassembly of the filter, so as to prevent the line debris filter from falling off and damaging clothes during use.

To solve the above technical problems, the basic concept of the technical solution adopted by the present invention is:

A wire cutting filter assembly includes a filter cover and a filter installed on the filter cover. The periphery of the filter is provided with an elastically retractable limiting portion, and the limiting portion enables the filter to be locked and locked in place. Cover the filter.

Further, the limiting portion is a sheet structure provided between one side of the filter and the filter cover; one side of the sheet structure is in limited contact with the filter cover, and the other side is connected to the filter by a spring; The limiting portion is provided with a convex rib on the side facing the filter cover, the limiting portion is in contact with the filter cover under the action of the spring, and the convex rib is in limited contact with the filter cover.

Further, the limiting portion is provided with a first sleeve extending axially and protruding; the filter is provided with an open groove, and the groove is provided with an axially protruding corresponding to the first sleeve. The extended second sleeve, the two ends of the spring are respectively sleeved on the outer periphery of the first sleeve and the second sleeve, and a movable gap is provided between the first sleeve and the second sleeve for the user to press the limit portion; The axis of the first sleeve and the axis of the second sleeve are overlapped along the same vertical line.

Further, the groove is located at the upper end of the filter, and the limiting portion is provided in the groove by a spring, and an opening is provided on a side of the groove facing the inside of the inner tub of the washing machine for fingers to press into the limiting portion; preferably, A sliding cover is provided at the opening.

Further, a slide rail is provided on the inner wall of the groove, and the slide rail protrudes toward the inside of the groove relative to the inner wall of the groove; a side groove is provided on the side wall of the position-limiting part, and the side wall faces the position-limiting part relative to the side wall of the position-limiting part The central direction is recessed, and the slide rail passes through the slide groove and can move relative to each other. Preferably, the slide rail and the slide rail are parallel to the direction of spring expansion. Further preferably, the inner wall of the groove is provided with slides on the two sides respectively. Rails with two slide rails on each side.

Further, the periphery of the limiting portion is provided with a flange that is bent and extended toward the side of the filter, and the flange is in limited contact with the inner wall of the groove to control the limiting portion to move in the direction of the spring axis.

Further, two sides of the limiting portion provided with a chute are provided with extension ribs protruding to the filter, and the ends of the extension ribs are provided with claws, and the grooves are correspondingly provided with the claws for fastening. A clamping slot, which leaves a space for the claws to move; preferably, the claws on both sides protrude radially to opposite sides, respectively.

Further, the limiting portion is provided on the upper end of the filter, the lower end of the filter is provided with a radially protruding limiting rib, and the side of the filter cover that contacts the lower end of the filter is provided with a limiting groove, and the limiting rib It is inserted into the limiting slot, and the lower end of the filter is correspondingly connected with the filter cover.

Further, the filter is provided with a detachable mounting portion, and an elastically retractable limiting portion is provided on a side of the mounting portion away from the filter; preferably, the mounting portion is provided with a groove, and the limiting portion is similar to Correspondingly, it is installed at the groove, and the limiting part is connected with the groove through a spring.

A washing machine includes an inner tub, and a filtering cover is installed in the inner tub. The filtering cover is provided with a mounting port, and the filter is elastically displaceable and installed at the mounting port through a limiting portion.

After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art.

The periphery of the filter is provided with an elastically retractable limiting portion, and the filter can be elastically fixed on the filter cover through the limiting portion. This installation method is simple and does not generate a large gap during assembly. Repeated multiple times The use will not cause looseness, avoiding the thread chip filter from falling off and damaging the clothes during use; the side of the groove facing the inner tub of the washing machine is provided with an opening to leave a space between the stopper and the filter cover, which is convenient for users Fingers are pushed into the space to press the limiting portion; a sliding cover is provided at the opening to close the limiting portion in the groove of the filter to prevent the filter from scratching the clothes during laundry washing; the limiting portion is provided There is a claw, a groove is provided in the groove, and the claw is buckled in the groove. After the filter is removed, the stopper is hooked on the filter, and the slot has space for the claw to move. The filter can be moved downwards when pressed; the filter is elastically connected to the limiting portion through a detachable mounting portion. This separable structure allows the user to replace any of the damaged parts individually, saving costs.

The specific embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

The drawings are used as a part of the present invention to provide a further understanding of the present invention. The schematic embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute an improper limitation on the present invention. Obviously, the drawings in the following description are just some embodiments. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without paying creative work. In the drawings:

1 is an exploded view of a filter mounting structure in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a limiting portion in the embodiment of the present invention; FIG.

3 is an assembly drawing of a filter mounting structure in the embodiment of the present invention;

4 is a schematic structural diagram of a filter mounted on a filter cover in the embodiment of the present invention;

FIG. 5 is a schematic assembly diagram of a limiting portion and a filter in the embodiment of the present invention; FIG.

FIG. 6 is a schematic structural diagram of a mounting portion in an embodiment of the present invention.

Description of main components in the figure: 1. Filter cover; 11. Mounting port; 12. Limit slot; 13. Limit plate; 2. Filter; 21. Limit portion; 211. Convex; 212. First sleeve 213, chute; 214, flanging; 215, extension ribs; 216, claw; 22, groove; 221, second sleeve; 222, card slot; 223, slide rail; 23, spring; 24, opening 25, limiting ribs, 26, filter body, 261, mounting plate, 262, snap groove, 263, positioning column, 27, mounting section, 271, snap, 272, positioning groove.

It should be noted that these drawings and text descriptions are not intended to limit the scope of the concept of the present invention in any way, but rather to explain the concept of the present invention to those skilled in the art by referring to specific embodiments.

detailed description

In order to make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention. The following embodiments are used to explain the present invention. , But not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "up", "down", "front", "rear", "left", "right", "vertical", "inside", "outside", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplified description, and does not indicate or imply that the device or element referred to must have a specific orientation, a specific orientation Construction and operation should therefore not be construed as limiting the invention.

In the description of the present invention, it should be noted that the terms "installation", "connected", and "connected" should be understood in a broad sense unless otherwise specified and limited. For example, they may be fixed connections or removable. Connected or integrated; it can be mechanical or electrical; it can be directly or indirectly through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

As shown in FIG. 1 to FIG. 6, a wire scrap filter 2 assembly according to an embodiment of the present invention includes a filter cover 1 and a filter 2 installed on the filter cover 1. A periphery of the filter 2 is provided. There is an elastically retractable limiting portion 21, which allows the filter 2 to be locked and locked on the filter cover 1. This installation method is simple and easy for the user to operate. There will not be a large gap during assembly. Repeated use will not cause loosening, which avoids the thread chip filter 2 from falling off and damaging the clothes during use.

In the embodiment of the present invention, a wire scrap filter 2 component includes a filter cover 1 and a filter 2 installed on the filter cover 1. The upper end of the filter 2 is provided with a resiliently retractable limiting portion 21, and The limiting portion 21 is a sheet-like structure provided between one side of the filter 2 and the filter cover 1; one side of the sheet-like structure is in limited contact with the filter cover 1, and the other side is connected to the filter 2 through a spring 23; Preferably, a convex rib 211 is provided on the side of the limiting portion 21 facing the filter cover 1, the limiting portion 21 is in contact with the filter cover 1 under the action of the spring 23, and the convex rib 211 is in limited contact with the filter cover 1. The installation process is realized by the elastic effect of the spring 23, which avoids the problem of repeated deformation of the filter 2.

In the embodiment of the present invention, a wire cutting filter 2 component includes a filter cover 1 and a filter 2 installed on the filter cover 1. The filter cover 1 is provided with a mounting port 11 and the filter 2 passes through a limiter. The position portion 21 is detachably installed at the installation port 11 with elastic displacement, and the installation is simple, which is convenient for users to disassemble and clean the filter 2.

In the embodiment of the present invention, the filter 2 is provided with a limiting portion 21 capable of elastic displacement with respect to the filter 2. The limiting portion 21 and the filter 2 are elastically connected, and the limiting portion 21 can be filtered along the filter. The filter 2 is moved in the axial direction, so that the limiting portion 21 can be elastically displaced relative to the filter 2, and the filter 2 is limited to be installed on the filter cover 1.

In the embodiment of the present invention, the limiting portion 21 is provided at the upper end of the filter 2, the lower end of the filter 2 is provided with a limiting rib 25 protruding radially, and the side of the filter cover 1 that contacts the lower end of the filter 2 A limiting groove 12 is provided, the limiting rib 25 is inserted into the limiting groove 12, and the lower end of the filter 2 is correspondingly connected with the filter cover 1 to prevent the filter 2 from falling off during the operation of the washing machine.

Example one

As shown in FIG. 1 to FIG. 5, a wire scrap filter 2 assembly described in this embodiment includes a filter cover 1 and a filter 2 installed on the filter cover 1, and a periphery of the filter 2 is provided. An elastically retractable limiting portion 21 that locks the filter 2 to the filter cover 1,

In this embodiment, a wire chip filter 2 component includes a filter cover 1 and a filter 2 installed on the filter cover 1. The filter cover 1 is provided with an installation port 11 for the filter 2 and the filter 2 A spring 23 is provided to allow the filter 2 to be detachably installed at the installation port 11 through the elastic displacement of the limiting portion 21. This installation method is simple, no large gap will be generated during assembly, and it will not be repeatedly used repeatedly. Looseness is generated, which avoids avoiding the thread cutting filter 2 from falling off and damaging the laundry when the washing machine is running.

In this embodiment, the filter 2 is provided with a limiting portion 21 capable of generating elastic displacement relative to the filter 2, and the limiting portion 21 is a sheet-like structure provided between one side of the filter 2 and the filter cover 1; One side of the sheet structure is in limited contact with the filter cover 1 and the other side is connected to the filter 2 through a spring 23; the limit portion 21 is provided with a convex rib 211 on the side facing the filter cover 1, and the limit portion 21 is The spring 23 is in contact with the filter cover 1 under the action of the spring 23, and the convex rib 211 is in limited contact with the filter cover 1.

In this embodiment, the limiting portion 21 is provided with a first sleeve 212 protruding axially; the filter 2 is provided with an open groove 22, and the groove 22 is provided with the first sleeve. The second sleeve 221 corresponding to the cylinder 212 and protruding axially extends. The two ends of the spring 23 are sleeved on the outer periphery of the first sleeve 212 and the second sleeve 221, respectively. An active gap is provided for the user to press the limiting portion 21; the axis of the first sleeve 212 and the axis of the second sleeve 221 are overlapped along the same vertical line.

In this embodiment, the limiting portion 21 is provided with a first sleeve 212 protruding outwardly along the axial direction of the filter 2, and the limiting portion 21 is sleeved on the first sleeve 212 through a spring 23. It is connected to the filter 2; the filter 2 is provided with an open groove 22, and a second sleeve 221 corresponding to the first sleeve 212 is arranged in the groove 22, and the second sleeve 221 is along the filter 2 axially protruding outward, the filter 2 is sleeved on the second sleeve 221 and connected to the filter 2 through a spring 23; one end of the spring 23 is sleeved on the first sleeve 212 of the limiting portion 21 The other end is sleeved on the second sleeve 221 of the filter 2 to elastically connect the limiting portion 21 and the filter 2.

In this embodiment, the groove 22 is located at the upper end of the filter 2, the limiting portion 21 is provided in the groove 22 through a spring 23, and an opening 24 is provided on the side of the groove 22 facing the inside of the inner tub of the washing machine for fingers Protrude into the pressing limit portion 21.

In this embodiment, the groove 22 is located at the upper end of the filter 2, the limiting portion 21 is provided in the groove 22 through a spring 23, and an opening 24 is provided on a side of the groove 22 facing the inside of the inner tub of the washing machine. A finger extends into the upper side of the limiting portion 21 through the opening 24, and presses the limiting portion 21 to facilitate user operation. A sliding cover (not shown in the figure) is provided at the opening 24, and the sliding cover can be moved along The limiting portion 21 slides in the moving direction. After the filter 2 is installed on the filter cover 1, the slide cover slides into the groove 22, and the upper side of the slide cover is flush with the open side of the groove 22, and the other sides are with the groove 22 The inner wall is in contact with the limit to close the limit portion 21 in the groove 22 of the filter 2 to prevent the filter 2 from scratching the laundry when the laundry is washed.

In this embodiment, a slide rail 223 is provided on the inner wall of the groove 22, and the slide rail 223 protrudes toward the inside of the groove 22 relative to the inner wall of the groove 22; 213 The side wall of the relative stopper 21 is recessed toward the center of the stopper 21, and the slide rail 223 passes through the slide groove 213 and can move relative to each other; the slide rail 223 and the slide rail are parallel to the telescopic direction of the spring 23; the recess Sliding rails 223 are respectively provided on two sides of the inner wall of the groove 22, and two sliding rails 223 are provided on each side.

In this embodiment, a flange 214 is provided on the periphery of the limiting portion 21 to extend toward the filter 2 side, and the flange 214 is in contact with the inner wall of the groove 22 to control the limiting portion. 21 moves in the direction of the spring 23 axis.

In this embodiment, two sides of the limiting portion 21 are provided with a sliding groove 213 and an extension rib 215 protruding from the filter 2 is provided at the end. The end of the extension rib 215 is provided with a claw 216, and the groove 22 Correspondingly, a clamping groove 222 is provided inside the clamping groove 222, and the clamping groove 222 leaves a space for movement of the clamping jaw 216. Preferably, the clamping jaws 216 on both sides protrude radially from opposite sides, respectively.

In this embodiment, a groove 222 is provided on the groove 22, and the groove 222 and the claw 216 on the limiting portion 21 are correspondingly fastened and connected. When the limiting portion 21 is not pressed, the claw 216 snaps in After the clamping groove 222, the claw 216 has a certain distance from the bottom of the clamping groove 222, so that the claw 216 can move along the clamping groove 222; preferably, when the clamping jaw 216 is in a pressed state, the claw 216 is in contact with the bottom of the clamping groove 222.

In this embodiment, the limiting portion 21 is provided on the upper end of the filter 2, the lower end of the filter 2 is provided with a limiting rib 25 protruding radially, and the side of the filter cover 1 that is in contact with the lower end of the filter 2 is provided The limiting groove 12 is inserted into the limiting groove 12, and the lower end of the filter 2 is correspondingly connected with the filter cover 1 to prevent the filter 2 from falling off during the operation of the washing machine.

In this embodiment, the filter 2 is provided with a detachable mounting portion 27, and an elastically retractable limiting portion 21 is provided on a side of the mounting portion 27 away from the filter 2. Preferably, the mounting portion 27 is provided on the mounting portion 27. A groove 22 is provided, and the limiting portion 21 is correspondingly installed at the groove 22. The limiting portion 21 is connected to the groove 22 through a spring 23.

In this embodiment, the filter 2 includes a filter main body 25 and a mounting portion 27. The contact surface of the mounting portion 27 and the filter main body 25 is provided with a buckle 271, and the filter main body 25 is provided with a mounting extending upwardly. The plate 261, the mounting plate 261 is provided with a buckle 271 slot 262 corresponding to the position of the buckle 271, and the buckle 271 of the mounting portion 27 can be inserted into the buckle 271 slot 262 to fasten the mounting portion 27 to the filter. The main body 25 is provided with a positioning post 263 protruding upward from the filter main body 25. A positioning slot 272 is provided on the mounting portion 27 at a corresponding position, so that the positioning post 263 is inserted into the positioning slot 272. Designed to provide guidance and positioning for the snap 271 to snap into the snap 271 slot 262.

In this embodiment, the protruding ribs 211 on the limiting portion 21 are in limited contact with the filter cover 1 on the side away from the inner tub of the washing machine, and the filter cover 1 is provided with a downward protruding extension on the side corresponding to the opening 24. The limiting plate 13 is in contact with the limiting plate 13 in a radial position to prevent the filter 2 from falling off when the washing machine is working.

In this embodiment, the limiting portion 21 is recessed downward toward the filter cover 1 side for finger pressing, so that the user has a better experience when pressing.

In this embodiment, the mounting portion 27 may be fixedly connected to the filter main body 25 by bolts.

Through the above-mentioned setting, the mounting portion 27 is snapped into the slot 262 of the clip 271 through the clip 271 and is detachably fixed to the filter main body 25. In this separated type, once a part of it is damaged, it can be replaced separately, saving cost.

Example two

As shown in FIG. 1 to FIG. 6, a washing machine includes an inner tub in which a wire dust filter 2 component is installed, and the wire dust filter 2 component includes a filter cover 1 and a filter 2, and the filter 2 The limiting portion 21 is detachably mounted on the mounting port 11 due to elastic displacement.

In this embodiment, the steps of removing and installing the filter 2 are as follows:

Step S1. Turn off the washing machine and stop the washing machine;

Step S2. Press the limiting portion 21 of the filter 2;

Step S3. Take out the filter 2;

Step S4. Cleaning the filter 2;

Step S5. Press the limiting portion 21 of the filter 2;

Step S6. Place the filter 2 on the mounting opening 11 of the filter cover 1, and the limiting rib 25 of the filter 2 is inserted into the limiting groove 12 of the filter cover 1.

Step S7. Release the limiting portion 21 of the filter 2 so that the limiting portion 21 is locked on the filter cover 1;

Step S8. The installation is complete.

The above installation process is simple, convenient for users to install and disassemble by themselves, and can be used repeatedly to improve the service life of the filter 2 and solve the problem that the wire scrap filter 2 is easy to fall due to frequent replacement.

In this embodiment, a washing machine includes an inner tub. A filter cover 1 is installed in the inner tub. The filter cover 1 is provided with a mounting port 11, and the periphery of the filter 2 is provided with an elastically retractable limiting portion 21. The limiting portion 21 locks the filter 2 to the filter cover 1.

In this embodiment, the protruding ribs 211 on the limiting portion 21 are in limited contact with the filter cover 1 on the side away from the inner tub of the washing machine, and the mounting opening 11 of the filter cover 1 contacts the protruding ribs 211 downward, so that the filter 2 The lock is locked on the filter cover 1.

In this embodiment, the filter 2 includes a filter main body 25 and a mounting portion 27. The contact surface of the mounting portion 27 and the filter main body 25 is provided with a buckle 271, and the filter main body 25 is provided with a mounting extending upwardly. The plate 261, the mounting plate 261 is provided with a buckle 271 slot 262 corresponding to the position of the buckle 271, and the buckle 271 of the mounting portion 27 can be correspondingly snapped into the buckle 271 slot 262 to fasten the mounting portion 27 to the filter. The filter body 25 is provided with a positioning post 263 protruding upwards, and a positioning slot 272 is provided at a corresponding position on the mounting portion 27, so that the positioning post 263 is inserted into the positioning slot 272, and the positioning post 263 and the positioning slot 272 The design provides guidance and positioning for the snap 271 to snap into the snap 271 slot 262.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Although the present invention has been disclosed as above with the preferred embodiments, they are not intended to limit the present invention. Any technology that is familiar with the patent Without departing from the scope of the technical solution of the present invention, a person can use the technical content of the above hint to make a few changes or modifications to equivalent embodiments with equivalent changes. Anyone that does not depart from the technical solution of the present invention, according to the technology of the present invention In essence, any simple modifications, equivalent changes, and modifications made to the above embodiments still fall within the scope of the solution of the present invention.

Claims

A wire cutting filter assembly includes a filter cover and a filter mounted on the filter cover, and is characterized in that: a periphery of the filter is provided with an elastically retractable limiting portion, and the limiting portion makes the filter buckle The lock is locked on the filter cover.
The wire cutting filter assembly according to claim 1, wherein the limiting portion is a sheet structure provided between one side of the filter and the filter cover; one side of the sheet structure and the filter cover Phase limit contact, the other side is connected to the filter through a spring;

Preferably, a convex rib is provided on a side of the limiting portion facing the filter cover, the limiting portion is in contact with the filter cover under the action of a spring, and the convex rib is in limited contact with the filter cover.
The wire cutting filter assembly according to claim 2, wherein: the limiting portion is provided with a first sleeve extending axially; and the filter is provided with an open groove A second sleeve corresponding to the first sleeve and protruding and extending axially is arranged in the groove, and the two ends of the spring are respectively sleeved on the outer periphery of the first sleeve and the second sleeve, and the first sleeve and the second sleeve There is an active gap between the cylinders for the user to press the stop;

Preferably, the first sleeve axis and the second sleeve axis are arranged along the same vertical line.
The thread chip filter assembly according to claim 3, wherein the groove is located at the upper end of the filter, the limiting portion is arranged in the groove by a spring, and the groove faces a There is an opening on the side for fingers to reach into the compression limit;

Preferably, a sliding cover is provided at the opening.
The thread chip filter assembly according to claim 4, characterized in that: a slide rail is provided on the inner wall of the groove, and the slide rail protrudes to the inside of the groove relative to the inner wall of the groove; A chute is provided. The chute is recessed toward the center of the stopper relative to the side wall of the stopper. The slide rail passes through the chute and can move relative to each other;

Preferably, the slide rail and the slide rail are parallel to the spring telescopic direction;

Further preferably, slide rails are respectively provided on two sides of the inner wall of the groove, and two slide rails are provided on each side.
The thread chip filter assembly according to claim 1, characterized in that: the periphery of the position-limiting part is provided with a flange that is bent and extended toward the filter side, and the flange is in phase with the inner wall of the groove. Limit contact to control the limit part to move in the direction of the spring axis.
The thread chip filter assembly according to any one of claims 1 to 6, characterized in that: both sides of the limiting portion provided with a chute are provided with extension ribs protruding to the filter, The end is provided with a claw, and a groove is provided in the groove corresponding to the clamping claw, and the clamping groove leaves space for the claw to move;

Preferably, the claws on both sides protrude radially to the opposite side, respectively.
A wire cutting filter assembly according to any one of claims 1 to 7, wherein the limiting portion is provided at an upper end of the filter, and a lower end of the filter is provided with a limiting rib protruding radially, A limiting groove is provided on a side of the filter cover that is in contact with the lower end of the filter, the limiting rib is inserted into the limiting groove, and the lower end of the filter is correspondingly inserted into the filter cover.
A wire cutting filter assembly according to any one of claims 1 to 8, characterized in that: the filter is provided with a detachable mounting portion, and the side of the mounting portion remote from the filter is provided with an elastically retractable Limit department

Preferably, the mounting portion is provided with a groove, and the limiting portion is correspondingly installed at the groove, and the limiting portion is connected to the groove by a spring.
A washing machine includes an inner tub on which the wire dust filter assembly according to any one of claims 1 to 8 is installed, a filter cover is installed in the inner tub, and a mounting port is provided on the filter cover. The position is elastically displaceable and can be detachably installed at the installation port.