CN116240707A

CN116240707A - Clothes treatment equipment and thread scraps filtering device thereof

Info

Publication number: CN116240707A
Application number: CN202211216642.6A
Authority: CN
Inventors: 王倩倩; 李涛; 刘思璇
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-09

Abstract

The invention relates to the technical field of clothes treatment equipment, in particular to clothes treatment equipment and a thread scrap filtering device thereof, and aims to solve the problems of complex structure and large size of the thread scrap filtering device of an existing washing and drying integrated machine line. The thread scraps filtering device of the invention comprises: a housing removably mounted and having an air inlet and an air outlet; a first filter member disposed within the housing, the first filter member having an arcuate filter surface; the thread scraps scraping mechanism comprises a scraping plate and a driving device, the free end of the scraping plate is abutted against the filtering surface, and the pivoting end of the scraping plate can swing relative to the shell under the action of the driving device so as to drive the free end to slide relative to the filtering surface and scrape thread scraps accumulated on the filtering surface; a lint collecting box is removably provided under the first filter member so as to collect lint scraped from the filter surface. The thread scraps filtering device provided by the invention has the advantages of simple structure, small volume and high filtering efficiency.

Description

Clothes treatment equipment and thread scraps filtering device thereof

Technical Field

The invention relates to the technical field of clothes treatment equipment, and particularly provides clothes treatment equipment and a thread scraps filtering device thereof.

Background

The thread scraps inevitably fall off in the washing process of the clothes, but the thread scraps falling off in the washing or spin-drying process cannot be completely discharged along with the water flow, and part of the thread scraps can be attached to the surface of the clothes. In the process of drying clothes, along with circulation of air, air flow can carry the thread scraps on the clothes to the surfaces of parts such as a condenser, an evaporator and the like in a drying air duct, and after daily accumulation, the drying performance of the washing and drying integrated machine can be affected.

At present, the processing modes of the heat pump washing and drying integrated machine for the chips are mainly as follows: first, set up spray set in the stoving wind channel, wash the washing water through spray set to the inside supply of stoving wind channel, realize the cleanness to the interior residual wire bits of stoving wind channel, the self-cleaning in stoving wind channel has improved the stoving effect. But spray can consume a large amount of water to if have remaining line bits can not be washed out cleanly by clean water, can lead to the line bits to dry and tie up the piece and adhere to on the filter screen, block the wind path, more can make the inner tube arrange the air current humidity in the stoving wind channel and increase, reduce the stoving speed. Secondly, dispose the line bits collector, the line bits collector of current heat pump washing and drying all-in-one is installed on all-in-one upper portion, consequently should leave the installation space in the top of all-in-one, can not do full package embedded design, influences user experience. Thirdly, dispose top pull type line bits filtration module, this module includes filter screen and panel, and the user needs take off this module from the machine top to manual clearance to the filter screen, top pull type line bits filtration module need reserve sufficient operating space at the top of all-in-one, makes the washing all-in-one unable embedded design of doing, extravagant headspace, user experience is not good, and the user need often take out clean filter screen, the operation is inconvenient.

As an improvement, the patent document with publication No. CN106149328A provides a filtering system with self-cleaning function and a clothes dryer using the same, specifically, the filtering system with self-cleaning function comprises a shell with an air inlet and an air outlet, a filter screen, a cleaning unit, a driving device and a thread scraps collecting drawer, the driving device comprises a driving motor arranged on the outer wall of the shell and a screw rod arranged inside the shell, an output shaft of the driving motor penetrates through a small hole on the shell and extends into the shell, one end of the screw rod is matched with the output shaft of the driving motor, the other end of the screw rod is arranged in the small hole on the wall surface of the shell opposite to the output shaft of the motor, the cleaning unit is arranged on the screw rod in a threaded connection mode and driven by the screw rod to reciprocate, and the lower end of the cleaning unit is contacted with the filter screen, so that the function of automatically collecting thread scraps is realized. In the scheme provided by the patent document, although the thread scraps can be automatically collected, the cleaning of a user is facilitated, but the structure of the filtering system is complex, the volume of the filtering system is larger, the occupied installation space is larger, and the cost control and the miniaturization design of the washing and drying integrated machine are not facilitated.

Accordingly, there is a need in the art for a new lint filtering apparatus of a laundry treating appliance to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to solve the technical problems that the structure of the wire scrap filtering device of the existing washing and drying integrated machine is complex and the size is large.

In a first aspect, the present invention provides a lint filter device of a laundry treatment apparatus including a drying duct formed with a mounting portion communicating with an outside environment of the laundry treatment apparatus, the lint filter device comprising: the shell is arranged at the installation part in a removable mode relative to the drying air duct and is provided with an air inlet and an air outlet; a first filter member disposed within the housing and positioned on the air flow path so as to intercept lint carried in the drying air flow, the first filter member having an arcuate filter surface; the thread scraps scraping mechanism comprises a scraping plate and a driving device, the free end of the scraping plate is abutted against the filtering surface, and the pivoting end of the scraping plate is connected with the driving device and can swing relative to the shell under the action of the driving device so as to drive the free end to slide relative to the filtering surface and scrape thread scraps accumulated on the filtering surface; a lint collecting box is removably or slidably disposed below the first filter member with respect to the housing so as to collect lint scraped from the filter surface.

According to the thread scrap filtering device, the shell of the thread scrap filtering device is arranged in a mode of being removable relative to the drying air duct, so that the whole thread scrap filtering device can be taken out of the clothes treatment equipment; the first filtering component with the arc-shaped filtering surface is arranged in the shell of the thread scraps filtering device, and the thread scraps scraping mechanism with the driving device and the scraping plate is arranged, so that the scraping plate is abutted against the surface of the first filtering component, and the thread scraps accumulated on the surface of the scraping plate can be scraped when the free end of the scraping plate slides relative to the filtering surface. Compared with the prior art, the whole thread residue filtering device can be taken out from the clothes treatment equipment, so that the user can clean the thread residue filtering device comprehensively and without dead angles; secondly, the first filtering component is provided with an arc-shaped filtering surface and is matched with a swaying scraper abutted against the first filtering component, so that the structure of the filtering device is more compact, the volume of the filtering device is reduced by at least one third under the condition that the filtering area and the air outlet area are the same, the required installation space is greatly reduced, and the miniaturization design of the filtering device and clothes treatment equipment is facilitated; in addition, as the motion amplitude of the driving end of the scraper is small, a complex transmission mechanism is not required, and the size of the filtering device is further reduced; furthermore, the arc-shaped first filtering member is also beneficial to shortening the filtering path, thereby being beneficial to improving the filtering efficiency. The thread scraps filtering device provided by the invention has the advantages of simple structure, small volume, small occupied installation space and contribution to the miniaturization design of clothes treatment equipment, after drying is finished, a user only needs to regularly withdraw the thread scraps collecting box and clean the thread scraps collecting box, and the thread scraps filtering device is convenient and easy to operate and contributes to improving the competitiveness of products.

In some embodiments of the lint filter device of the laundry treatment apparatus described above, the housing is removably mounted to the mounting location in a direction facing the laundry treatment apparatus.

Under the condition of adopting the technical scheme, the whole thread scraps filtering device can be removed along the direction of standing towards a user, so that the clothes treatment equipment can be installed indoors in a whole embedded mode, the indoor space utilization rate is improved, and the requirement on the indoor installation space is reduced. In addition, the wire scrap filtering device is convenient to clean comprehensively without dead angles, and meanwhile, the maintenance and replacement of parts in the wire scrap filtering device are also convenient.

The reverse direction removal means a direction opposite to the line of sight direction when viewed in a direction facing the laundry treatment apparatus. In addition, the removal may be complete or partial. For example, the lint filter may be removed from the laundry machine as a whole, or the lint filter may be removed from the drying duct and retained on another support structure of the laundry machine, for example, in a case of being drawn out with reference to a drawer, and the installation portion is provided with a limit structure.

In some embodiments of the lint filter device of the laundry treatment apparatus described above, the housing is mounted to the mounting portion in a push-pull manner.

It can be understood that the push-pull mode is similar to the structure of drawer extraction, the installation part is provided with a corresponding limit structure, the travel of the thread scraps filtering device is limited by the limit structure in the process of extracting the thread scraps filtering device, and the problems of thread scraps collecting box turning and buckling and the like in the extraction process can be avoided.

In some embodiments of the lint filter device of the above-mentioned laundry treatment apparatus, the installation site is provided with a guide mechanism along a push-pull direction of the housing.

It is understood that the guide mechanism may be a rail, a guide groove, etc. with or without rollers, and the shape of the rail, guide groove may be an arc-shaped groove, a square-shaped groove, a V-shaped groove, etc.

Under the condition of adopting the technical scheme, the shell of the thread scraps filtering device can be smoothly placed in or removed from the installation position.

In some embodiments of the lint filter device of the laundry treatment apparatus described above, the arrangement position of the air inlet and/or the air outlet on the housing is determined based on the bending direction of the first filter member.

It is understood that the air inlet is arranged on the shell at a position corresponding to one side of the center of the first filter element, and the air outlet is arranged on the other side of the first filter element.

In some embodiments of the lint filter device of the above-described laundry treatment apparatus, the housing has a first vent and a second vent opposite to each other, the first vent serving as the air inlet, and the second vent serving as the air outlet, as viewed in a horizontal direction perpendicular to a removal direction of the lint filter device.

Under the condition of adopting the technical scheme, the air inlet and the air outlet are oppositely arranged in the horizontal direction perpendicular to the removing direction of the wire scrap filtering device, so that the whole structure of the wire scrap filtering device is simplified, the structural strength of the shell is guaranteed, and meanwhile, the smoothness of airflow circulation is guaranteed.

In some embodiments of the lint filtering apparatus of the above laundry treatment apparatus, the housing includes a top plate, and the pivoting end of the scraper is disposed on the top plate or a side plate perpendicular to a rotation axis of the pivoting end.

Under the condition of adopting the technical scheme, the pivot end of the scraper blade is arranged on the top plate or the side plate perpendicular to the rotating shaft of the pivot end, and the circle center of the corresponding first filtering component is positioned on the side plate close to the top plate or the corresponding side plate, so that in the process of scraping off the thread scraps, the arc-shaped first filtering component can play a role in guiding and supporting the gradually enriched thread scraps, and the smooth collection of the thread scraps is facilitated.

In some embodiments of the lint filtering device of the laundry treatment apparatus described above, the scraper comprises a main body portion and a flexible portion connected to each other, the flexible portion being located at a free end of the scraper, the scraper being in abutment with the filtering surface by the flexible portion.

Under the condition that the technical scheme is adopted, the scraping plate is divided into the main body part and the flexible part, the scraping plate rotates relative to the pivot end and scrapes off the thread scraps on the first filtering component, a certain rigidity is needed, the free end of the scraping plate is abutted against the first filtering component, the rigidity is too large, and the first filtering component is easily damaged, so that the scraping plate is divided into two functional areas, the main body part can be made of a material with higher rigidity to support the rotation of the scraping plate, the flexible part is arranged at the free end of the scraping plate, a relatively soft material can be selected, the thread scraps scraping function is realized, meanwhile, the first filtering component is not damaged, specifically, the main body part can be made of a material with certain rigidity, such as hard plastic, metal, steel sheet, aluminum sheet and the like, the flexible part can be made of a material with higher deformability, such as rubber, silica gel, silicon rubber and the main body part and the flexible part can be connected through modes of bonding, insert molding technology and the like.

In some embodiments of the lint filtering apparatus of the laundry treatment apparatus described above, the lint collecting box is provided with a lid on an open side thereof; and/or the lint filtering device further comprises a second filtering member, and the second filtering member is arranged at the air outlet.

Under the condition of adopting the technical scheme, the open side of the thread scraps collecting box is provided with the flip, so that the collected thread scraps in the drying process can be prevented from being blown up again, and further the environment of the inner cylinder and the first filtering component are prevented from being polluted. Through setting up the second filter element in air outlet department, the air current that carries the line bits filters through first filter element earlier, filters out wherein the big line bits of volume, carries out secondary filtration through the second filter element again, filters out the small line bits of wherein to help improving filter equipment's filtration capacity.

It should be noted that the shape and number of the second filter members are not limited, for example, the second filter members may have a flat structure, an arc structure, a corrugated structure, or the like; in addition, the second filtering component can be one or more, and when the second filtering component is a plurality of the second filtering components, the filtering capacity of each filtering component can be different, so that fine filtering is realized, and the filtering effect is improved. The contour shape of the second filter member depends on the shape of the housing at its mounting location. In addition, the flip is pivotally connected with the thread scraps collecting box through a rotating shaft or a hinge and the like.

In a second aspect, the present invention provides a laundry treatment apparatus comprising a lint filter device of the laundry treatment apparatus according to any one of the above-mentioned claims.

As will be appreciated by those skilled in the art, since the laundry treatment apparatus is provided with the lint filter device of the laundry treatment apparatus according to any one of the above-described aspects, all the technical effects of the aforementioned lint filter device are provided and will not be described in detail herein.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic diagram of the overall structure of a lint filter device of an integrated washing and drying machine according to an embodiment of the present invention;

fig. 2 is a state diagram of the lint filtering device provided by the embodiment of the invention when the integrated washing and drying machine performs drying operation;

fig. 3 is a state diagram of the lint filtering device provided by the embodiment of the invention when the integrated washing and drying machine performs washing operation;

list of reference numerals:

10. a housing; 11. a first filter member; 12. a second filter member; 13. a scraper; 131. a main body portion; 132. a flexible portion; 14. a lint collection box; 141. a flip cover; 15. a panel; 151. a groove.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. Those skilled in the art can adapt it as desired to suit a particular application. For example, although the following embodiments are described by taking a washing and drying integrated machine as an example, the technical solution of the present invention is also applicable to other types of laundry treatment apparatuses such as clothes dryers, etc.

Numerous specific details are set forth in the following description in order to provide a better understanding of the invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details.

In the description of the present invention, terms such as "upper", "lower", "inner", "outer", "top", "bottom", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship in actual use, are merely for convenience of description, and do not indicate or imply that the apparatus to be protected must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

In the following embodiments, "not labeled" indicates that corresponding structures are shown in the drawings but are not labeled, and "not shown" indicates that corresponding structures are not shown in the drawings.

The washing and drying integrated machine provided by the embodiment of the invention comprises a box body, a cylinder assembly arranged in the box body and a drying air duct arranged at the periphery of the cylinder assembly. The drying air duct is internally provided with a fan, an evaporator, a condenser and electric heating, wherein the fan is used for driving air in the air duct to circulate, the electric heating is used for heating circulated air, the evaporator and the condenser are used for separating moisture in hot and humid air from air flow after condensing, and clothes are dried through circulation of hot air. And a thread scraps filtering device is also arranged in the drying air duct and is used for filtering thread scraps in circulated air.

In addition, the drying air duct of the washing and drying integrated machine provided by the embodiment of the invention is also provided with a mounting part communicated with the external environment of the washing and drying integrated machine, and the thread scrap filtering device is mounted on the mounting part. The external environment refers to the indoor or outdoor environment where the washing and drying integrated machine is located.

Fig. 1 is a schematic diagram of the overall structure of a lint filter device of an integrated washing and drying machine according to an embodiment of the present invention. As shown in fig. 1, the lint filter device of the washing and drying integrated machine provided by the embodiment of the invention comprises a shell 10, wherein the shell 10 is arranged at an installation position in a removable manner relative to a drying air duct, so that the whole lint filter device can be conveniently taken out or put in from the washing and drying integrated machine, and a user can conveniently and comprehensively clean the lint filter device. In this embodiment, the housing 10 is attached to the attachment portion so as to be removable in the opposite direction, as viewed in the direction facing the washing and drying integrated machine. Specifically, when the user stands on the front side of the washing and drying integrated machine, the lint filtering device may be pulled out toward the direction in which the user stands. The removable structure can be completely removed, namely the whole thread scraps filtering device is taken down from the washing and drying integrated machine, or can be relatively removed, namely the limiting structure can be arranged on a path of the thread scraps filtering device which is moved out of the washing and drying integrated machine, and can be a limiting column, a limiting clamp spring and the like, and the limiting structure is used for preventing the thread scraps filtering device from completely falling off from the installation part of the washing and drying integrated machine. In this embodiment, the casing 10 of the thread scrap filtering device is mounted at the mounting portion in a push-pull manner, that is, the above-mentioned relative removal is performed, the mounting portion is provided with a compressible and resilient limit post, the casing 10 is correspondingly provided with a clamping groove, and the limit post pops out and is clamped with the clamping groove provided on the casing 10 when the casing 10 is about to be completely removed, so as to realize the limit of the casing 10. When the thread scraps filtering device needs to be pushed back, the limiting column is stressed to rebound and is separated from contact with the clamping groove, and the limiting is released. Through the arrangement, the problem that the thread scraps are thrown out due to the fact that the thread scraps filtering device overturns in the extraction process can be avoided.

In addition, a guide mechanism is provided at the installation site along the push-pull direction of the housing 10, and the guide mechanism plays a role in guiding the movement of the housing 10 during the pulling out or pushing in of the lint filter device, so as to ensure that the housing 10 of the lint filter device can be smoothly pulled out or pushed into the installation site from the installation site. Specifically, the guide mechanism in the present embodiment includes a guide rail provided on the drying duct, the guide rail being fitted with a guide groove formed on the housing 10 of the lint filter device. Further, rollers may be provided on the guide rail and/or the guide groove to reduce friction between the housing 10 and the guide rail, so that the push-pull movement of the housing 10 is smoother.

In this embodiment, the air inlet and the air outlet are formed on the casing 10, and the air inlet and the air outlet are arranged oppositely, so that the overall structural strength of the wire scrap filtering device is ensured, the installation and maintenance of the first filtering member 11 and the second filtering member 12 are facilitated, and the smooth circulation of the air flow in the drying air duct is also ensured.

It will be understood by those skilled in the art that, although the air inlet and the air outlet of the housing 10 are disposed opposite to each other along the horizontal direction perpendicular to the removal direction of the lint filter device in the present embodiment, the air inlet and the air outlet of the housing 10 are not disposed only opposite to each other, the disposition positions of the air inlet and the air outlet on the housing 10 are determined based on the bending direction of the first filter member 11, and according to the actual needs, those skilled in the art can flexibly adjust the disposition positions of the air inlet and the air outlet, specifically, when the first filter member 11 is bent upward, the air inlet may be disposed on the top plate, and the air outlet may be disposed on the bottom plate; when the first filter member 11 is bent downward, the air inlet may be provided on the bottom plate, the air outlet may be provided on the top plate, etc., as long as the filtering function of the first filter member 11 is not affected, and these modifications do not deviate from the principle of the present invention, and thus all fall within the scope of the present invention. In addition, the shape of the casing 10 may be a square pipe, a pipe with an arc surface, or a pipe with another shape, as long as the filtering device is ensured to be smoothly connected into the drying duct, and a person skilled in the art can determine the shape of the casing 10 according to the specific arrangement of the drying duct in the washing and drying integrated machine.

Referring to fig. 1 to 3, a first filter member 11 and a lint scraping mechanism are provided in a housing 10, the first filter member 11 being provided on an air flow path, having an arc-shaped filter surface. As shown in fig. 2, the first filtering member 11 is bent upward with its center near the top plate of the housing 10, the opening on the right side of the housing 10 is an air inlet of the lint filter, and the opening on the left side of the housing 10 is an air outlet of the lint filter. The first filter member 11 is connected to the inside of the housing 10 by means of a snap-fit. The lint scraping mechanism comprises a scraping plate 13 and a driving device (not shown), wherein the scraping plate 13 comprises a main body part 131 and a flexible part 132, a free end of the scraping plate 13 is formed on the flexible part 132, a pivot end of the scraping plate 13 is formed on the main body part 131, the free end is abutted against a filtering surface of the first filtering member 11, the pivot end is connected with a rotating shaft, the rotating shaft can be directly connected with a rotating shaft of a motor in the driving device, and can also be connected with the rotating shaft of the motor through a transmission mechanism such as a gear transmission mechanism, so that the scraping plate 13 can swing around the rotating shaft and slide relative to the surface of the first filtering member 11, namely, the free end of the first filtering member 11 slides relative to the surface of the first filtering member 11 and scrapes lint accumulated on the surface of the first filtering member 11. The flexible portion 132 is made of elastic material such as silicone rubber or silicone rubber, so as to prevent damage to the first filter member 11 during sliding. The main body 131 is made of hard plastic or metal plate, and the flexible portion 132 is connected with the main body 131 by means of adhesion, clamping or the like.

The connection between the first filter member 11 and the housing 10 may be a snap connection, a fastener connection, or an adhesive connection; the shape, material and connection of the main body portion 131 and the flexible portion 132 of the scraper 13 are not limited, but the main body portion 131 is required to have a certain rigidity, and the flexible portion 132 cannot be excessively rigid to prevent the first filter member 11 from being damaged during operation, and the dimensions of the two should be determined in combination with the surface size of the first filter member 11. Further, the free end of the squeegee 13 may be a rubber brush or a flexible structure having an arc. It will be appreciated by those skilled in the art that if the location of the air inlet is changed, the pivoting end of the flight 13 can be correspondingly adjusted, and such changes do not depart from the principles of the present invention and are intended to be within the scope of the invention.

With continued reference to fig. 1, the lint collecting box 14 is disposed below the first filtering member 11, the bottom of the housing 10 is recessed downward to form a slot, lint scraped from the surface of the first filtering member 11 can be collected when the lint collecting box 14 is inserted into the slot, and a flip cover 141 is disposed on an open side of the lint collecting box 14, so that the collected lint can be prevented from being re-blown up during the drying process, the inner cylinder environment and the first filtering member 11 are polluted, and meanwhile, for a user, when cleaning is required, the lint collecting box 14 can be drawn out, and all lint can be poured out when the flip cover 141 is opened, so that the operation is convenient.

As shown in fig. 2 or fig. 3, the air outlet of the casing 10 is provided with a second filtering member 12, which is pivotally connected with the casing 10, such as through a rotating shaft or a hinge, and the second filtering member 12 is located at the downstream side of the first filtering member 11 as viewed along the flow direction of the drying air flow, and after the drying air flow carrying the thread scraps sequentially passes through the first filtering member 11 and the second filtering member 12, the filtering effect is greatly improved, and when cleaning is required, the second filtering member 12 can be turned over to be opened for cleaning. It will be appreciated by those skilled in the art that although the second filter member 12 is provided only one and is located at the air outlet in the embodiment, the number, shape and mounting manner of the second filter member 12 and the housing 10 are not fixed, specifically, the second filter member 12 may be engaged with the housing 10, the second filter member 12 may be removed from the housing 10 when cleaning is required, the connection manner of the second filter member 12 and the housing 10 may be flexibly selected by those skilled in the art, and a plurality of second filter members 12 may be provided, the shape of which depends on the shape of the housing 10 at the location of the arrangement, as long as it is provided at the downstream side of the first filter member 11, and the filings in the drying air flow passing through the first filter member 11 can be filtered.

With continued reference to fig. 1, the housing 10 is provided with a panel 15 on a side facing the user, and the panel 15 is provided with a groove 151, so that the user can conveniently push in or pull out the entire lint filter device through the groove 151.

When the washing and drying integrated machine is in a washing state, the scraping plate 13 is in a closed state as shown in fig. 3, and the air inlet is blocked at the moment so as to prevent foam generated in the washing process from overflowing and polluting the filter screen and even the whole filter device. When the washing and drying integrated machine is in a drying state, the scraping plate 13 is in an opening state as shown in fig. 2, drying air flows into the shell 10 from the air inlet, is filtered by the first filtering member 11 and the second filtering member 12, and returns into the drying air channel from the air outlet, so that the drying air flows are filtered. When the drying program is operated, the motor-driven scraping plate 13 is firstly moved from the position of fig. 2 to the position of fig. 3, the wire scraps possibly remained on the first filtering component 11 are pre-cleaned, then the motor-driven scraping plate 13 is moved from the position of fig. 3 to the position of fig. 2, the air inlet is opened, the drying air duct is in a passage state, and then the washing and drying integrated machine enters a drying mode. After the drying is finished, the driving scraping plate 13 scrapes off the thread scraps, the thread scraps are attached to the first layer of filter screen, the motor driving scraping plate 13 moves from the position shown in fig. 2 to the position shown in fig. 3, and the thread scraps are scraped off into the thread scraps collecting box 14 below. When cleaning is required, the user can pull the whole lint filter out of the washing and drying integrated machine through the groove 151 on the panel 15, then withdraw the lint collecting box 14 from the housing 10, and open the cover 141 for cleaning. Further, the second filter member 12 is turned over and opened for cleaning, and if the first filter member 11 has wire scraps, the wire scraps can also be cleaned from the air inlet. It should be noted that, the mode of taking out the lint collecting box 14 is not unique, specifically, the lint collecting box 14 may be disposed under the first filtering member 11 in a push-pull manner with respect to the housing 10, and when taking out is required, the lint collecting box may be pulled out from the front end of the lint filtering device, so as to facilitate cleaning of a user and promote user experience.

In addition, the panel 15 and the casing 10 may be connected by a fastener, or may be connected by a buckle, or may be connected by other connection methods, so long as the whole filtering device is ensured to be smoothly installed on the installation part, and a person skilled in the art can determine the connection method of the panel 15 and the casing 10 according to the specific arrangement of the thread and chip filtering device in the washing and drying integrated machine.

Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.

Claims

1. A lint filter of a laundry treatment apparatus, characterized in that the laundry treatment apparatus includes a drying duct formed with an installation site communicating with an outer environment of the laundry treatment apparatus,

the lint filter device includes:

the shell is arranged at the installation part in a removable mode relative to the drying air duct and is provided with an air inlet and an air outlet;

a first filter member disposed within the housing and positioned on the air flow path so as to intercept lint carried in the drying air flow, the first filter member having an arcuate filter surface;

the thread scraps scraping mechanism comprises a scraping plate and a driving device, the free end of the scraping plate is abutted against the filtering surface, and the pivoting end of the scraping plate is connected with the driving device and can swing relative to the shell under the action of the driving device so as to drive the free end to slide relative to the filtering surface and scrape thread scraps accumulated on the filtering surface;

a lint collecting box is removably or slidably disposed below the first filter member with respect to the housing so as to collect lint scraped from the filter surface.

2. The lint filter device of a laundry treatment apparatus according to claim 1, wherein the housing is removably mounted to the mounting portion in a reverse direction as viewed in a direction facing the laundry treatment apparatus.

3. The lint filter apparatus of the laundry treating apparatus according to claim 2, wherein the housing is slidably mounted to the mounting portion.

4. A lint filter apparatus of a laundry treatment apparatus according to claim 3, wherein the mounting portion is provided with a guide mechanism in a push-pull direction of the housing.

5. The lint filter apparatus of the laundry treatment apparatus according to claim 1, wherein the arrangement position of the air inlet and/or the air outlet on the housing is determined based on the bending direction of the first filter member.

6. The lint filter of the laundry treating apparatus according to claim 5, wherein the housing has a first vent and a second vent opposite to each other, the first vent being the air inlet, and the second vent being the air outlet, as viewed in a horizontal direction perpendicular to a removal direction of the lint filter.

7. The lint filter apparatus of the laundry treating apparatus according to claim 6, wherein the housing includes a top plate, and the pivotal end of the scraper is provided on the top plate or a side plate perpendicular to a rotation axis of the pivotal end.

8. The lint filter device of the laundry treatment apparatus according to claim 1, wherein the scraper comprises a main body portion and a flexible portion connected to each other, the flexible portion being located at a free end of the scraper, the scraper being abutted with the filtering surface by the flexible portion.

9. The lint filter device of the laundry treating apparatus according to claim 1, wherein an open side of the lint collecting box is provided with a flip cover; and/or

The lint filtering device further comprises a second filtering component, and the second filtering component is arranged at the air outlet.

10. A laundry treatment apparatus comprising the lint filter device of laundry treatment according to any one of claims 1 to 9.