Station and cleaning device

Abstract

This cleaning device comprises: a cleaner that includes a mop and a water tank provided to supply water to the mop; and a station provided to hold the cleaner. The station includes: a gray water tank provided to store gray water generated when the mop is washed; and a filter module detachably mounted on the sewage tank. The filter module includes: a filter cap; a filtration unit provided to filter foreign substances from the gray water generated when the mop is washed; and a connection unit protruding from one side of the filter cap and provided to be detachably coupled to the filtration unit. The filter cap can move between a first position and a second position spaced further apart from the filtration unit than the first position, and the filter cap can rotate relative to the filtration unit when located in the second position.

Description

Stations and cleaning devices

[0001] The present disclosure relates to a station and a cleaning device including the same.

[0002] Typically, a robot vacuum cleaner is a device that automatically cleans a space by moving around it and sucking up dust and other debris accumulated on the floor without user intervention. A robot vacuum cleaner can move around the cleaning area and clean the space.

[0003] The robot vacuum cleaner uses a distance sensor to determine the distance to obstacles such as furniture, office supplies, and walls installed within the cleaning area, and can clean the cleaning area by changing direction on its own by selectively driving the left and right wheel motors of the robot vacuum cleaner.

[0004] Recently, robot vacuums have emerged not only to suck up dust and other foreign substances from the floor, but also to wipe them away. Robot vacuums can also perform wet cleaning using a mop.

[0005] One aspect of the present disclosure provides a cleaning device including a station capable of automatically supplying and draining water, wherein the connection structure of the filter cap and the filter portion of the drain filter is improved.

[0006] One aspect of the present disclosure provides a cleaning device that improves consumer usability by recognizing whether a drain filter is installed.

[0007] The technical problems to be achieved in this document are not limited to the technical problems mentioned above, and other technical problems not mentioned can be clearly understood by a person having ordinary skill in the technical field to which the present invention belongs from the description below.

[0008] A cleaning device according to the present disclosure includes a mop, a cleaner including a water tank for supplying water to the mop, and a station for mounting the cleaner. The station includes a waste tank for storing wastewater generated when the mop is washed, and a filter module detachably mounted on the waste tank. The filter module includes a filter cap, a filter portion for filtering foreign substances from wastewater generated when the mop is washed, and a connecting portion protruding from one side of the filter cap and detachably connecting the filter cap to the filter portion. The filter cap is movable between a first position and a second position in which the filter cap is further away from the filter portion than the first position, and the filter cap is rotatable relative to the filter portion when positioned in the second position.

[0009] A cleaning device according to the present disclosure includes a mop, a cleaner including a water tank for supplying water to the mop, and a station for mounting the cleaner. The station includes a waste tank for storing wastewater generated during the cleaning of the mop, and a filter module detachably mounted on the waste tank. The filter module includes a filter cap, a filter portion for filtering foreign substances from the wastewater generated during the cleaning of the mop, and a connecting portion protruding from one side of the filter cap and configured to detachably connect the filter cap to the filter portion. The filter portion includes a protrusion formed with a projection for fastening the filter portion and the connecting portion. The connecting portion includes a connecting hole configured to receive the projection.

[0010] FIG. 1 illustrates a cleaning device according to one embodiment, wherein the cleaner is out of the station.

[0011] FIG. 2 illustrates a cleaning device according to one embodiment, wherein the cleaner is mounted on a station.

[0012] Fig. 3 is a perspective view of a cleaner in a cleaning device according to one embodiment.

[0013] Figure 4 shows the vacuum cleaner of Figure 3 from another angle.

[0014] Fig. 5 illustrates the internal structure of a station in a cleaning device according to one embodiment.

[0015] Figure 6 illustrates the rear of a cleaning device according to one embodiment.

[0016] FIG. 7 illustrates a cleaning device according to one embodiment, a station body, and a water supply and drainage device drawn out from the station body.

[0017] Fig. 8 is a diagram illustrating a disassembled water supply and drainage device in a cleaning device according to one embodiment.

[0018] FIG. 9 illustrates a cleaning device according to one embodiment, in which the cover and filter module are separated while the sewage tank is separated from the water supply and drainage device.

[0019] FIG. 10 is a bottom perspective view of a cleaning device according to one embodiment, with a filter module mounted on a sewage tank cover.

[0020] Fig. 11 is a perspective view of a filter module in a cleaning device according to one embodiment.

[0021] FIG. 12 is a cross-sectional view showing a filter module mounted on a sewage tank in a cleaning device according to one embodiment.

[0022] FIG. 13 is an enlarged view of a connection portion in a cleaning device according to one embodiment, with the filter cap separated from the filter module.

[0023] FIG. 14 is an enlarged view of a protrusion in a cleaning device according to one embodiment, with the filter unit separated from the filter module.

[0024] FIG. 15 is a side view showing an enlarged view of a protrusion in a state where the filter part is separated from the filter module in a cleaning device according to one embodiment.

[0025] FIG. 16 is a cross-sectional view showing a cleaning device according to one embodiment, in which a protrusion of a protrusion is mounted in a first hole.

[0026] Fig. 17 is a cross-sectional view showing a cleaning device according to one embodiment, in which a projection of a protrusion is mounted in a second hole.

[0027] Fig. 18 illustrates the front of a filter module in a cleaning device according to one embodiment.

[0028] FIG. 19 illustrates a cleaning device according to one embodiment, in which the filter cap and the filter unit are combined and the filter cap is lifted upward.

[0029] Fig. 20 illustrates a cleaning device according to one embodiment, in which the filter cap and the filter unit are combined and the filter cap rotates relative to the filter unit.

[0030] FIG. 21 illustrates a side view of a filter module in a cleaning device according to one embodiment.

[0031] The embodiments described in this specification and the configurations illustrated in the drawings are merely preferred examples of the disclosed invention, and there may be various modified examples that can replace the embodiments and drawings of this specification at the time of filing of this application.

[0032] Additionally, the same reference numbers or symbols presented in each drawing of this specification represent parts or components that perform substantially the same function.

[0033] Additionally, the singular form of a noun corresponding to an item may include one or more of said items, unless the relevant context clearly indicates otherwise.

[0034] Additionally, in this document, each of the phrases "A or B", "at least one of A and B", "at least one of A or B", "A, B, or C", "at least one of A, B, and C", and "at least one of A, B, or C" may include any one of the items listed together in the corresponding phrase, or all possible combinations thereof.

[0035] Additionally, the terms "part," "module," and "member" may be implemented in hardware or software. Depending on the embodiments, multiple "parts," "modules," and "members" may be implemented as a single component, or a single "part," "module," or "member" may include multiple components.

[0036] In addition, the terminology used in this specification is used to describe embodiments and is not intended to limit and / or restrict the disclosed invention. The singular expression includes plural expression unless the context clearly indicates otherwise. In this specification, the terms "comprise" or "have" and the like are intended to specify the presence of a feature, number, step, operation, component, part, or combination thereof described in the specification, but do not exclude in advance the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

[0037] Additionally, terms including ordinal numbers such as “first,” “second,” etc. used herein may be used to describe various components, but the components are not limited by the terms, and the terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component. The term “and / or” includes any combination of a plurality of related listed items or any item among a plurality of related listed items.

[0038] When a component (e.g., a first component) is referred to as being "coupled" or "connected" to another component (e.g., a second component), with or without the terms "functionally" or "communicatively," it means that the component can be connected to the other component directly (e.g., wired), wirelessly, or through a third component.

[0039] When a component is said to be “connected,” “coupled,” “supported,” or “in contact with” another component, this includes not only cases where the components are directly connected, coupled, supported, or in contact, but also cases where the components are indirectly connected, coupled, supported, or in contact through a third component.

[0040] When we say that a component is "on" another component, this includes not only cases where the component is in contact with the other component, but also cases where there is another component between the two components.

[0041] Meanwhile, the terms “up-down direction”, “front-back direction”, etc. used in the description below are defined based on the drawing, and the shape and position of each component are not limited by these terms.

[0042] Hereinafter, embodiments according to the present invention will be described in detail with reference to the attached drawings.

[0043] Hereinafter, the +X direction indicated in the drawing may point to the front side, and the -X direction may point to the rear side. The +Y direction indicated in the drawing may point to the left side, and the -Y direction may point to the right side. The +Z direction indicated in the drawing may point to the upper side, and the -Z direction may point to the lower side.

[0044] FIG. 1 illustrates a cleaning device according to one embodiment, wherein the cleaner is removed from the station. FIG. 2 illustrates a cleaning device according to one embodiment, wherein the cleaner is mounted on the station. FIG. 3 is a perspective view of a cleaning device according to one embodiment. FIG. 4 illustrates the cleaner of FIG. 3 from another angle. FIG. 5 illustrates the internal structure of a station in a cleaning device according to one embodiment. FIG. 6 illustrates the rear of a cleaning device according to one embodiment. FIG. 7 illustrates a station body and a water supply and drainage device extended from the station body in a cleaning device according to one embodiment.

[0045] Referring to FIGS. 1 and 2, the cleaning device (1) may include a cleaner (10) and a station (20). The cleaner (10) may be referred to as a robot cleaner (10). The cleaning device (1) may be referred to as a cleaning system (1).

[0046] The vacuum cleaner (10) may be configured to move along the floor surface and clean the floor surface. Hereinafter, the floor surface cleaned by the vacuum cleaner (10) may be referred to as a cleaning surface. The vacuum cleaner (10) may perform dry cleaning and wet cleaning. The vacuum cleaner (10) may also perform only wet cleaning. When performing dry cleaning, the vacuum cleaner (10) may suck up dirt from the cleaning surface. When performing wet cleaning, the vacuum cleaner (10) may wipe away dirt from the cleaning surface. Here, dirt may collectively refer to foreign substances such as dust, hair, and food crumbs.

[0047] The cleaner (10) can be mounted on the station (20). The cleaner (10) can be mounted on the station (20). The cleaner (10) can be docked on the station (20). Referring to FIG. 2, when the cleaner (10) is docked on the station (20), at least a portion of the cleaner (10) can be placed in a receiving space (210a) formed on the station (20). Hereinafter, docking of the cleaner (10) on the station (20) may have the same meaning as mounting of the cleaner (10) on the station (20). Docking of the cleaner (10) on the station (20) may have the same meaning as mounting of the cleaner (10) on the station (20).

[0048] The vacuum cleaner (10) may move to the station (20) while cleaning, or may move to the station (20) after cleaning is completed. For example, the vacuum cleaner (10) may move to the station (20) in at least one of the following cases: when charging is required, when the dust bin needs to be emptied, when the water tank (114, FIG. 3) is low in water, when the moisture content of the mop (160) is low, when the mop (160) needs to be washed, when the mop (160) needs to be sterilized, and when the mop (160) needs to be dried.

[0049] The station (20) may be arranged to be docked with the cleaner (10). The cleaner (10) may be docked to the station (20). The station (20) may be arranged to allow the cleaner (10) to be mounted on the station (20). The station (20) may be arranged to allow the cleaner (10) to be mounted on the station (20).

[0050] For example, while the cleaner (10) is docked to the station (20), the station (20) can charge the battery of the cleaner (10). For example, while the cleaner (10) is docked to the station (20), the station (20) can collect the dirt collected in the dust bin of the cleaner (10). For example, while the cleaner (10) is docked to the station (20), the station (20) can supply water to the water tank (114) of the cleaner (10). For example, while the cleaner (10) is docked to the station (20), the station (20) can supply at least one of water and steam to the mop (160).

[0051] Referring to FIGS. 3 and 4, the cleaner (10) may include a cleaner body (110). The cleaner body (110) may form the overall appearance of the cleaner (10). Components constituting the cleaner (10) may be accommodated inside the cleaner body (110). Electrical components may be arranged inside the cleaner body (10).

[0052] The vacuum cleaner (10) may include a suction port (111). The suction port (111) may be formed in the vacuum cleaner body (110). The suction port (111) may be formed on the lower surface of the vacuum cleaner body (110). The suction port (111) may be formed approximately in the center of the lower surface of the vacuum cleaner body (110). The suction port (111) may be formed to penetrate the lower surface of the vacuum cleaner body (110). The suction port (111) may be formed to face a surface to be cleaned. The suction port (111) may be open toward the surface to be cleaned. Dirt on the surface to be cleaned may be sucked or introduced into the vacuum cleaner body (110) through the suction port (111) together with air. The suction port (111) may be referred to as a vacuum cleaner suction port (111).

[0053] The vacuum cleaner (10) may include a brush (130). The brush (130) may strike the surface to be cleaned to scatter dirt on the surface to be cleaned. Dirt scattered by the brush (130) may be drawn into the suction port (111) together with air.

[0054] The vacuum cleaner (10) may include a first brush (131). At least a portion of the first brush (131) may be disposed inside the suction port (111). The first brush (131) may be provided to be rotatable with respect to the vacuum cleaner body (110). The rotation axis of the first brush (131) may be an axis extending along a substantially horizontal direction. For example, the rotation axis of the first brush (131) may be a straight line extending to penetrate the left and right directions of the vacuum cleaner body (110). The first brush (131) may be referred to as a main brush (131).

[0055] The cleaner (10) may further include a second brush (132) arranged adjacent to the edge of the cleaner body (110). For example, the second brush (132) may be arranged adjacent to the rear end of the cleaner body (110) as the edge of the cleaner body (110). The second brush (132) may scatter dirt in an area that the first brush (131) does not reach or move it toward the suction port (111). The second brush (132) may be provided to be rotatable with respect to the cleaner body (110). The rotation axis of the second brush (132) may be an axis extending along a substantially vertical direction. For example, the rotation axis of the second brush (132) may be a straight line extending vertically through a point adjacent to the edge of the cleaner body (110). The second brush (132) may be referred to as a side brush (132).

[0056] The vacuum cleaner (10) may include a dust collector (115). Dirt and / or air sucked in through the suction port (111) may move to the dust collector (115). Dirt sucked in through the suction port (111) may be collected in the dust collector (115). The air sucked in through the suction port (111) may be filtered as it passes through the dust collector (115). Dirt and air sucked in through the suction port (111) may be separated in the dust collector (115).

[0057] The vacuum cleaner (10) may include an exhaust port (112). The exhaust port (112) may be formed in the vacuum cleaner body (110). The exhaust port (112) may be formed on the rear side of the vacuum cleaner body (110). Air sucked in through the suction port (111) may be filtered inside the vacuum cleaner body (110) and then discharged to the outside of the vacuum cleaner (10) through the exhaust port (112). In order to filter out dirt that flows in together with the air through the suction port (111), a filter may be provided inside the vacuum cleaner body (110). The exhaust ports (112) may be provided in multiple numbers. Each of the multiple exhaust ports (112) may be configured with a plurality of holes. The exhaust port (112) may be referred to as a vacuum cleaner exhaust port (112).

[0058] The vacuum cleaner (10) may include a vacuum cleaner motor. The vacuum cleaner motor may generate suction force. By the suction force generated by the vacuum cleaner motor, air and dirt may be sucked into the vacuum cleaner (10) through the suction port (111). By the suction force generated by the vacuum cleaner motor, the air and dirt sucked into the vacuum cleaner (10) may be filtered by a filter, and the air from which dirt has been removed may be discharged to the outside of the vacuum cleaner (10) through the discharge port (112). The vacuum cleaner motor may be disposed on an air path formed between the suction port (111) and the discharge port (112). The filter may be disposed on an air path formed between the suction port (111) and the discharge port (112). The vacuum cleaner motor may be referred to as a vacuum cleaner suction motor.

[0059] The vacuum cleaner (10) may include a driving device (120) for driving the vacuum cleaner (10). The driving device (120) may be mounted on the vacuum cleaner body (110). The driving device (120) may be provided to move the vacuum cleaner body (110). The driving device (120) may include a pair of first wheels (121). The driving device (120) may include a driving motor that provides power to rotate the pair of first wheels (121). At least one of the pair of first wheels (121) may be rotated by the driving motor. By rotating at least one of the first wheels (121), the vacuum cleaner (10) may move forward, backward, and change its direction of movement. The driving device (120) may further include a second wheel (122). The second wheel (122) may be provided for stable driving of the vacuum cleaner (10). The second wheel (122) may be provided on the rear side of the lower surface of the vacuum cleaner body (110). The second wheel (122) may be provided without receiving separate power. The first wheel (121) may be referred to as the main wheel (121). The second wheel (122) may be referred to as the auxiliary wheel (122).

[0060] The vacuum cleaner (10) may include a battery. The battery may be configured to be rechargeable. The battery may supply the power required to operate the vacuum cleaner (10).

[0061] The vacuum cleaner (10) may include a vacuum cleaner charging terminal (151). The vacuum cleaner charging terminal (151) may be electrically connected to a battery. While the vacuum cleaner (10) is docked to the station (20), the vacuum cleaner charging terminal (151) of the vacuum cleaner (10) may be electrically connected to the station charging terminal (218) of the station (20). As the vacuum cleaner charging terminal (151) is electrically connected to the station charging terminal (218), the battery of the vacuum cleaner (10) may be charged. While the vacuum cleaner (10) is docked to the station (20), the battery may be charged.

[0062] Referring to FIG. 4, the vacuum cleaner (10) may include a mop (160). The vacuum cleaner (10) may include a mop motor configured to rotate the mop (160). The mop (160) may be rotated by the mop motor to clean a surface to be cleaned. The mop (160) may be detachably mounted on the lower portion of the vacuum cleaner body (10). The mop (160) may be configured to rotate relative to the vacuum cleaner body (110). The mop (160) may wipe away dirt or stains from the surface to be cleaned. For example, the vacuum cleaner (10) may include a pair of mops (160). There is no limitation on the number of mops, and one mop or three or more mops may be provided. The mop (160) may be referred to as a cleaning pad (160) or a wet pad (160).

[0063] The cleaner (10) may include a water tank (114) provided to supply water to the mop (160). The mop (160) may receive water from the water tank (114) of the cleaner (10). The mop (160) may receive water from the station (20). When the cleaner (10) is docked to the station (20), water from the water tank (301) provided at the station (20) may be supplied to the water tank (114) of the cleaner (10). For example, when the moisture content of the mop (160) decreases while the cleaner (10) is performing cleaning, the cleaner (10) may return to the station (20) and be docked at the station (20). When the cleaner (10) is docked to the station (20), the station (20) may supply water to the water tank (114) of the cleaner (10). When the vacuum cleaner (10) is docked to the station (20), the station (20) can wash the mop (160) by supplying water and steam to the mop (160). When the vacuum cleaner (10) is docked to the station (20), the vacuum cleaner (10) can rotate the mop (160) by operating the mop motor.

[0064] The cleaner (10) may include a water inlet (140). The water inlet (140) may be formed in the cleaner body (110). The water inlet (140) may be formed at a position adjacent to the rear end of the cleaner body (110), but is not limited thereto. When the cleaner (10) is docked to the station (20), water from the station (20) may flow into the cleaner (10) through the water inlet (140). The water flowing into the water inlet (140) may be stored in the water tank (114) of the cleaner (10). When the cleaner (10) is docked to the station (20), the water inlet (140) of the cleaner (10) may be connected to the water supply (217) of the station (20).

[0065] The vacuum cleaner (10) may include an obstacle detection sensor (170). The obstacle detection sensor (170) may be configured to detect the location of an obstacle or the distance to the obstacle. The obstacle detection sensor (170) may be mounted on the vacuum cleaner body (110). For example, the obstacle detection sensor (170) may be positioned on the upper surface of the vacuum cleaner body (110). The obstacle detection sensor (170) may protrude upward from the upper surface (110a) of the vacuum cleaner body (110).

[0066] Referring to FIGS. 1 and 2, the station (20) may include a station body (210). The station body (210) may form the overall appearance of the station (20). The station body (210) may form a receiving space (210a) for receiving at least a portion of the cleaner (10).

[0067] The station (20) may further include a base (220). The base (220) may be detachably coupled to the station body (210).

[0068] The base (220) can guide the cleaner (10) so that at least a portion of the cleaner (10) is accommodated in the accommodation space (210a) of the station body (210). The base (220) can include a guide surface (221) inclined with respect to the floor surface so that the cleaner (10) can move to the accommodation space (210a) spaced upward from the floor surface. For example, the guide surface (221) can be arranged to be inclined upward along the direction in which the cleaner (10) enters the station body (210). One end of the guide surface (221) can be arranged to be in contact with the floor surface. The other end of the guide surface (221) can be connected to the accommodation space (210a) or can be arranged inside the accommodation space (210a).

[0069] The base (220) may include an anti-slip portion (222) provided to prevent the cleaner (10) from slipping on the guide surface (221). The anti-slip portion (222) may prevent the cleaner (10) from slipping while the cleaner (10) moves along the guide surface (221). The anti-slip portion (220) may prevent the cleaner (10) docked to the station (20) from moving or slipping along the guide surface (221) that is inclined downward toward the floor.

[0070] The anti-slip portion (222) may be provided on at least a portion of the guide surface (221). For example, the anti-slip portion (222) may be formed of a material having a high coefficient of friction, such as rubber. For example, the anti-slip portion (222) may be provided to correspond to the position and movement path of each of the pair of first wheels (121) of the cleaner (10). For example, the anti-slip portion (222) may include a plurality of stepped portions having a substantially staircase shape.

[0071] The base (220) may include a wheel mounting portion (223) provided at a position adjacent to the upper end of the anti-slip portion (222). The first wheel (121) of the cleaner (10) may be mounted on the wheel mounting portion (223). For example, the wheel mounting portion (223) may have a cross-section having a shape corresponding to at least a portion of the first wheel (121), i.e., an arc-shaped cross-section. For example, the wheel mounting portion (223) may include a bump or step provided so that the first wheel (121) cannot pass over it without power supply from the driving motor. The cleaner (10) docked to the station (20) by the wheel mounting portion (223) may not be separated from the station (20).

[0072] Referring to FIG. 5, the station (20) may include a washing chamber (230). When the cleaner (10) is docked to the station (20), a mop (160) may be accommodated in the washing chamber (230). The washing chamber (230) may refer to a predetermined space in which the mop (160) is accommodated when the cleaner (10) is docked to the station (20). The washing chamber (230) may refer to a space in which the mop (160) is washed. The washing chamber (230) may form a space corresponding to the shape of the mop (160).

[0073] The washing chamber (230) may be configured to accommodate water. The washing chamber (230) may have a shape for containing water. When the cleaner (10) is docked to the station (20), the mop (160) may be washed with water accommodated in the washing chamber (230). The water in the washing chamber (230) may be supplied from a water tank (301) described later.

[0074] The washing chamber (230) may be formed inside the receiving space (210a) of the station body (210). The washing chamber (230) may be formed in the base (220). The washing chamber (230) may be formed on the upper surface adjacent to the top of the base (220) inside the receiving space (210a). The washing chamber (230) may be formed by having at least a portion of the upper surface of the base (220) sunken downward. As described above, the washing chamber (230) may be formed to have a shape corresponding to the mop (160). For example, the mop (160) may have a disc shape, and the washing chamber (230) may have a disc or cylindrical shape.

[0075] The station (20) may include a washing frame (240). The washing frame (240) may be detachably mounted in the washing chamber (230). When the cleaner (10) is docked to the station (20), the washing frame (240) may be arranged to come into contact with the mop (160). When the cleaner (10) is docked to the station (20), the cleaner (10) may rotate the mop (160). A plurality of protrusions may be provided on the upper surface of the washing frame (240) arranged to come into contact with the mop (160). As the mop (160) rotates while in contact with the washing frame (240), the mop (160) may be washed by friction between the plurality of protrusions and the mop (160).

[0076] The station (20) may include a waste suction port (224). The waste suction port (224) may be formed in the base (220). When the cleaner (10) is docked to the station (20), the waste suction port (224) may be connected to the dust collection container (115) of the cleaner (10). The waste collected in the dust collection container (115) through the waste suction port (224) may move into the interior of the station (20). The waste suction port (224) may be referred to as a station waste suction port (224).

[0077] The station (20) may include a station motor (225). When the cleaner (10) is docked to the station (20), the station motor (225) may generate suction force to suck up the waste in the dust bin (114). The station motor (225) may be arranged to provide suction force to the waste suction port (224). By the suction force of the station motor (225), the waste in the dust bin (114) may move along the waste suction port (224) and the waste collection duct and be collected in the waste collection bin (303). By the suction force generated by the station motor (225), the exhaust port (227) may suck in the inside of the station (20) and discharge the air that has passed through the exhaust filter (226) to the outside. The station motor (225) may be referred to as a station suction motor (225).

[0078] The station (20) may include a water supply and drainage device (300). The water supply and drainage device (300) may be provided to supply water from outside the station (20) to inside the station (20) and to discharge wastewater from inside the station (20) to outside the station (20). Hereinafter, water after washing the mop (160) or water discharged after being supplied to the mop (160) may be referred to as wastewater. The water supply and drainage device (300) may be provided to be connected to a water supply source outside the station (20) and to receive water from the external water supply source. The water supply and drainage device (300) may be provided to be connected to a drainage channel outside the station (20) and to discharge wastewater generated in the station (20) to the external drainage channel.

[0079] Referring to FIG. 5, the station (20) may include a water tank (301). The water supply and drainage device (300) of the station (20) may include the water tank (301). The water tank (301) may be provided to store water. The water tank (301) may be provided to receive and store water supplied from outside the station (20). The water stored in the water tank (301) may be supplied to the water tank (114) of the cleaner (10). The water stored in the water tank (301) may be supplied to the washing chamber (230) of the station (20). The water stored in the water tank (301) may be supplied to the mop (160) of the cleaner (10). The water stored in the water tank (301) may be used to wash the mop (160) of the cleaner (10).

[0080] The station (20) may include a sewage tank (302). The water supply and drainage device (300) of the station (20) may include a sewage tank (302). The sewage tank (302) may be provided to receive and store sewage discharged from the cleaner (10). The sewage tank (302) may be provided to be separated from the water supply tank (301). The water supply tank (301) and the sewage tank (302) may be provided separately or may be formed by dividing a single space with a partition.

[0081] Referring to FIGS. 6 and 7, the water supply and drainage device (300) can be detachably mounted on the station body (210). The water supply and drainage device (300) can be mounted on the receiving portion (260) of the station body (210). The water supply and drainage device (300) can be detached or withdrawn from the receiving portion (260) of the station body (210).

[0082] The water supply and drainage device (300) according to the present disclosure is provided so as to be able to receive water from an external water source and discharge wastewater into an external drainage channel, so that the water supply and drainage device (300) may not be separated from the station body (210) to supply water to the water tank (301) or discharge wastewater from the wastewater tank (302). However, the water supply and drainage device (300) may be provided so as to be detachable from the station body (210) for cleaning the inside of the water tank (301) and the wastewater tank (302) or for replacing or repairing parts inside the water supply and drainage device (300).

[0083] For example, a user can separate the water supply and drainage device (300) from the station body (210) by holding the handle (300a) provided on the water supply and drainage device (300) and then lifting the water supply and drainage device (300a) upward. The user can then mount the water supply and drainage device (300) on the station body (210) by holding the handle (300a) and then moving the water supply and drainage device (300) downward and then settling it in its original position inside the station body (210).

[0084] Referring to FIG. 5, the station (20) may include a waste collection container (303). The waste collection container (303) may be provided to store waste collected from the dust collection container (115) of the vacuum cleaner (10). The waste collection container (303) may be disposed on one side of the water supply and drainage device (300). According to one embodiment, the waste collection container (303) and the water supply and drainage device (300) may be mounted on the station body (210) to form an upper surface of the station body (210). The waste collection container (303) may be detachably mounted on the station body (210). A user may detach the waste collection container (303) from the station body (210) to empty or clean the waste collection container (303). After emptying or cleaning the waste collection bin (303), the user can mount the waste collection bin (303) to the station body (210).

[0085] For example, a user can separate the waste bin (303) from the station body (210) by holding the waste bin handle (303a) and then lifting the waste bin (303) upward. The user can then mount the waste bin (303) to the station body (210) by holding the waste bin handle (303a) and then moving the waste bin (303) downward to settle it in its original position inside the station body (210).

[0086] According to one embodiment, a water supply and drainage device (300) may be arranged on one side of a waste collection tank (303). More specifically, a waste collection tank (302) may be arranged on one side of a water supply tank (301), and a waste collection tank (303) may be arranged on the other side of the water supply tank (301). In other words, the water supply tank (301) may be arranged on the central side of the station body (210), and a waste collection tank (302) and a waste collection tank (303) may be arranged on both sides of the water supply tank (301), respectively. However, the present invention is not limited thereto. There is no limitation to the arrangement order or position of the water supply tank (301), the waste collection tank (302), and the waste collection tank (303).

[0087] Referring to FIG. 5, the station (20) may include a heating device (250). The heating device (250) may be placed inside the station body (210). The heating device (250) may be placed on the rear side inside the station body (210) and may be placed adjacent to the bottom inside the station body (210).

[0088] The heating device (250) can generate high-temperature water and / or steam. The heating device (250) can generate high-temperature water and / or steam using water stored in the water tank (301). The heating device (250) can receive water stored in the water tank (301) and generate high-temperature water and / or steam. For example, the heating device (250) can heat water to 40°C or higher, or to 100°C or higher to create steam. The high-temperature water and / or steam generated by the heating device (250) can be supplied to the washing chamber (230).

[0089] The heating device (250) may be placed below the water tank (301). By placing the heating device (250) below the water tank (301), the water inside the water tank (301) may move to the heating device (250) using gravity. Alternatively, a pump may be provided to supply the water in the water tank (301) to the heating device (250).

[0090] The station (20) may include a drying device. The drying device may be configured to generate dry air for drying the mop (160). The drying device may be configured to supply the dry air to the washing chamber (230). When the cleaner (10) is docked to the station (20), the dry air generated by the drying device may be supplied to the mop (160) placed in the washing chamber (230). The dry air generated by the drying device may have a relatively low humidity. The dry air generated by the drying device may have a relatively high temperature. The dry air may be referred to as hot air or dry air. For example, after washing and / or sterilizing the mop (160), the station (20) may supply dry air to the mop (160) placed in the washing chamber (230).

[0091] Referring to FIG. 5, the station (20) may include a station charging terminal (218). When the cleaner (10) is docked to the station (20), the station charging terminal (218) may be electrically connected to the cleaner charging terminal (151). As the station charging terminal (218) and the cleaner charging terminal (151) are electrically connected, the battery of the cleaner (10) may be charged. In other words, the cleaner (10) may be charged while docked to the station (20).

[0092] The station (20) may include a water supply unit (217). The water supply unit (217) may receive water stored in a water tank (301) and supply it to the cleaner (10). When the cleaner (10) is docked to the station (20), the water supply unit (217) of the station (20) may be connected to the water inlet unit (140) of the cleaner (10). Water discharged from the water supply unit (217) may flow into the water inlet unit (140). Water flowing in through the water inlet unit (140) may be stored in the water tank (114) of the cleaner (10).

[0093] FIG. 8 is a perspective view of a cleaning device according to one embodiment, showing an exploded view of the water supply and drainage device. FIG. 9 is a perspective view of a cleaning device according to one embodiment, showing the cover and filter module separated while the sewage tank is separated from the water supply and drainage device. FIG. 10 is a bottom perspective view of a cleaning device according to one embodiment, showing a filter module mounted on a sewage tank cover.

[0094] Referring to FIG. 8, the water supply and drainage device (300) may include a case (330) provided to accommodate a water tank (301) and a waste tank (302), and a cover (320) provided to cover the upper surface of the case (330). The case (330) may be provided in the form of a box with an open front and an open top. The open front of the case (330) may be covered by a case cover (331). The case (330) may form the lower surface and four side surfaces of the housing (310), and the cover (320) may form the four side surfaces and the upper surface of the housing (310). The housing (310) may have two layers of side surfaces by the case (330) and the cover (320). However, the present invention is not limited thereto. Either the cover (320) or the case (330) may form the four side surfaces of the housing (310).

[0095] The station (20) may include a filter module (340) detachably mounted on a wastewater tank (302). The wastewater tank cover (302a) may include a filter mounting portion (350). The filter module (340) may be mounted on the filter mounting portion (350). Wastewater generated when washing a mop (160) may be introduced into the filter module (340) through a wastewater intake path (352, FIG. 10) before being stored in the wastewater tank (302). The filter module (340) may be provided to filter out foreign substances from the wastewater and foreign substances generated when washing a mop (160). That is, before the wastewater is stored in the wastewater tank (302), foreign substances are primarily filtered out by the filter module (340), and the wastewater from which the foreign substances have been filtered out may be stored in the wastewater tank (302). For cleaning, replacement, and repair of the filter module (340), the filter module (340) may be provided to be detachable from the water supply and drainage device (300).

[0096] For example, a user can separate the filter module (340) from the water supply and drainage device (300) by grasping the filter handle (360a) provided on the filter module (340) and then lifting the filter module (340) upward. The user can then mount the filter module (340) on the water supply and drainage device (300) by grasping the filter handle (360a) and then moving the filter module (340) downward to settle it in its original position inside the water supply and drainage device (300).

[0097] Referring to FIG. 9, the waste tank (302) may include an opening for cleaning the inside of the waste tank (302) or for a user to directly discharge waste water inside the waste tank (302). The opening may be formed on the upper surface of the waste tank (302). The waste tank (302) may include a waste tank cover (302a) (302a) provided to cover the opening. The waste tank cover (302a) (302a) may be detachably mounted to the waste tank (302).

[0098] The sewage tank cover (302a) may include a filter mounting portion (350) on which a filter module (340) is mounted. The filter module (340) may be mounted on the filter mounting portion (350). The filter mounting portion (350) may be provided in a shape corresponding to the filter module (340). The filter mounting portion (350) may be provided in a shape corresponding to the gasket (361) so that the filter module (340) is sealed by the gasket (361) when mounted.

[0099] Referring to FIGS. 9 and 10, the filter mounting portion (350) may include a sewage suction port (351). The sewage tank (302) may include a sewage suction path (352). The sewage suction path (352) may be connected to the sewage suction port (351). Sewage and foreign substances generated during the cleaning of the mop may move along the sewage suction path (352) and enter the filter module (340) through the sewage suction port (351). Foreign substances may be caught in the filter module (340), and sewage may pass through the filter and be stored in the sewage tank (302). The sewage suction port (351) may be provided on the side of the filter mounting portion (350). Referring to Fig. 10, the sewage suction port (351) is provided on the side of the filter mounting portion (350), so as not to interfere with the rotation and removal of the filter module (340) described below.

[0100] Fig. 11 is a perspective view of a filter module in a cleaning device according to one embodiment. Fig. 12 is a cross-sectional view showing a filter module mounted in a sewage tank in a cleaning device according to one embodiment.

[0101] The filter module (340) may include a filter cap (360), a connection portion (370), and a filter portion (380). The filter cap (360) and the connection portion (370) may be formed integrally. The filter module (340) may have a generally cylindrical shape, but is not limited thereto.

[0102] The filter module (340) may include a filter cap (360). The wastewater tank cover (302a) may have an opening formed to allow the filter module (340) to be mounted therein. The filter module (340) may include a filter cap (360) provided to cover the opening of the wastewater tank cover (302a). The filter module (340) may be detachably mounted to the wastewater tank cover (302a). The filter cap (360) may be detachably coupled to the filter unit (380).

[0103] The filter cap (360) may include a gasket (361). The gasket (361) may be provided to seal the gap between the filter cap (360) and the filter mounting portion (350) when the filter module (340) is mounted on the water supply and drainage device (300). If the gap between the filter mounting portion (350) and the filter cap (360) is not sealed, wastewater flowing into the sewage tank (302) may leak to the outside through the gap between the filter mounting portion (350) and the filter cap (360). When the filter module (340) is mounted on the sewage tank (302), the gasket (361) may seal the gap between the filter mounting portion (350) and the filter cap (360), thereby preventing wastewater from leaking to the outside. The gasket (361) may be provided on a side of the filter cap (360). The gasket (361) may be made of a material such as silicone or rubber, but is not limited thereto.

[0104] The filter module (340) may include a magnet (371). The magnet (371) may be provided in the connecting portion (370). The connecting portion (370) may include the magnet (371). The magnet (371) may be located above the connecting hole (372). The magnet (371) may be provided to recognize whether the filter module (340) is mounted in the wastewater tank (302).

[0105] Referring to FIG. 9, the sewage tank (302) may include a magnetic recognition sensor (371a, FIG. 9). The magnetic recognition sensor (371a) may be configured to recognize a magnet (371). When the magnetic recognition sensor (371a) recognizes the magnet (371) and determines that the filter module (340) is properly mounted, sewage may be configured to be supplied to the sewage tank (302).

[0106] The filter cap (360) may include a filter handle (360a). After the user holds the filter handle (360a), the user can rotate the filter module (340) left and right to release the recognition of the magnetic recognition sensor (371a). Once the recognition of the magnetic recognition sensor (371a) is released, the user can release the filter module (340) from the wastewater tank cover (302a) by holding the filter handle (360a) and then lifting the filter module (340) upward. After the user holds the filter handle (360a), the user can move the filter module (340) downward to seat it in the filter mounting portion (350) of the wastewater tank cover (302a). The user can grasp the filter handle (360a) to place the filter module (340) in the filter mounting portion (350), and then rotate the filter module (340) left and right to cause the magnet (371) to be recognized by the magnet recognition sensor (371a). When the magnet recognition sensor (371a) recognizes the magnet (371), it can be recognized that the filter module (340) is mounted.

[0107] The filter module (340) may include a connecting portion (370). The filter cap (360) may be detachably connected to the filter unit (380) through the connecting portion (370). The connecting portion (370) may protrude from one side of the filter cap (360). The connecting portion (370) may extend downward from one side of the filter cap (360). The filter cap (360) may be connected to the filter unit (380) by fastening the connecting portion (370) and a protrusion (391) to be described later.

[0108] The filter module (340) may include a filter unit (380) provided to filter out foreign substances from sewage and foreign substances. When the filter module (340) is mounted on the sewage tank (302), the filter unit (380) may be provided inside the sewage tank (302). Referring to FIG. 10, sewage and foreign substances that move along the sewage suction path (352) and enter the filter module (340) through the sewage suction port (351) may be accommodated in the filter unit (380). That is, the filter unit (380) may be provided to filter out foreign substances from sewage and foreign substances that enter through the sewage suction port (351). A user may separate the filter module (340) from the water supply and drainage device (300) to remove and wash foreign substances stored in the filter unit (380).

[0109] Referring to FIG. 12, the wastewater tank (302) may include a filter mounting protrusion (353). When the filter module (340) is mounted on the filter mounting portion (350), the filter cap (360) may be positioned at a first position (341a) by the filter mounting protrusion (353). The filter mounting protrusion (353) may support the bottom surface of the filter unit (380). That is, when the filter module (340) is mounted on the wastewater tank (302), the bottom surface of the filter unit (380) may be supported by the filter mounting protrusion (353). When the filter module (340) is mounted on the wastewater tank (302), the filter cap (360) may be positioned at the first position (341a).

[0110] FIG. 13 is an enlarged view of a connection portion in a cleaning device according to one embodiment, with the filter cap separated from the filter module. FIG. 14 is an enlarged view of a protrusion in a cleaning device according to one embodiment, with the filter unit separated from the filter module. FIG. 15 is an enlarged side view of a protrusion in a cleaning device according to one embodiment, with the filter unit separated from the filter module. FIG. 16 is a cross-sectional view of a cleaning device according to one embodiment, with a protrusion of a protrusion mounted in a first hole. FIG. 17 is a cross-sectional view of a cleaning device according to one embodiment, with a protrusion of a protrusion mounted in a second hole.

[0111] Referring to FIGS. 13 to 15, the filter unit (380) may include a protrusion (390). The protrusion (390) may protrude upward from one side of the filter unit (380). The protrusion (390) may be formed with a protrusion (391) that is provided to allow the filter unit (380) and the connecting unit (370) to be connected. The protrusion (391) may protrude forward from one side of the protrusion (390). The connecting unit (370) and the filter unit (380) may be connected by inserting the protrusion (391) into the connecting hole (372).

[0112] The protrusion (391) may include a fastening protrusion (391a). The fastening protrusion (391a) may protrude from one side of the protrusion (391). The fastening protrusion (391a) may have an approximately semicircular shape. However, the present invention is not limited thereto. The fastening protrusion (391a) may be provided on the upper portion of the protrusion (391). The filter unit (380) may be fixed to the connecting unit (370) by providing the fastening protrusion (391a). By fixing the connecting unit (370) by the fastening protrusion (391a) being mounted in the second hole (374), the filter cap (360) may be prevented from being easily separated from the filter unit (380).

[0113] The connecting portion (370) may include a connecting hole (372) provided to accommodate the protrusion (391). The connecting hole (372) may extend in the vertical direction so that the protrusion (391) can move up and down while being accommodated therein.

[0114] Referring to FIGS. 13 and 16, the connecting portion (370) may include a first hole (373). The first hole (373) may be provided to receive a protrusion (391). The first hole (373) may be provided to insert the protrusion (391) into the connecting hole (372). That is, the protrusion (391) may be inserted into the connecting portion (370) through the first hole (373). The protrusion (391) may be detachable from the filter portion (380) through the first hole (373). The first hole (373) may allow the connecting portion (370) and the filter portion (380) to be separated. The connecting hole (372) may include the first hole (373). The first hole (373) may be provided to correspond to the shape of the fastening protrusion (391a) so as to accommodate the fastening protrusion (391a). That is, the fastening protrusion (391a) may be provided to correspond to the shape of the first hole (373).

[0115] Referring to FIGS. 13 and 17, the connecting portion (370) may include a second hole (374). The second hole (374) may be provided to fix the protrusion (391). The protrusion (391) inserted in the first hole (373) may be mounted in the second hole (374) by sliding up and down. When the protrusion (391) is mounted in the second hole (374), the protrusion (391) may be provided so as not to be detached from the filter portion (380). The protrusion (391) may be provided so as not to be inserted into the connecting portion (370) in the second hole (374). That is, when the protrusion (391) is inserted in the first hole (373), moves to the second hole (374), and is mounted in the second hole (374), the protrusion (391) may be provided so as not to be detached from the filter portion (380). The second hole (374) can prevent the connection part (370) and the filter part (380) from being separated. The connection hole (372) can include the second hole (374). The second hole (374) can be provided to correspond to the shape of the protrusion (391) so as to fix the protrusion (391).

[0116] The filter module (340) may be provided with a first hole (373) and a second hole (374) so ​​that the filter cap (360) can be separated from the filter unit (380) only at a specific section when the filter cap (360) is coupled to the filter unit (380). By providing that the filter cap (360) can be separated from the filter unit (380) only at a specific section when the filter cap (360) is coupled to the filter unit (380), the filter cap (360) is not easily separated from the filter unit (380), thereby improving user convenience.

[0117] Fig. 18 illustrates a front view of a filter module in a cleaning device according to one embodiment. Fig. 19 illustrates a state in which a filter cap is lifted upwards in a state in which the filter cap and the filter unit are combined in a cleaning device according to one embodiment. Fig. 20 illustrates a state in which a filter cap is rotated relative to the filter unit in a state in which the filter cap and the filter unit are combined in a cleaning device according to one embodiment.

[0118] The filter unit (380) may include a catch (381). The catch (381) may be provided so that the filter cap (360) cannot rotate with respect to the filter unit (380) when the filter cap (360) is positioned at the first position (341a). The catch (381) may be provided so as to fix the connection unit (370) when the filter cap (360) is positioned at the first position (341a). The catch (381) may be provided on both sides of the protrusion (390). When the filter module (340) is mounted on the wastewater tank (302) and the connection unit (370) is positioned between the catch (381), the connection unit (370) may be fixed by the catch (381) and cannot rotate. When the filter module (340) is separated from the wastewater tank (302) and the filter cap (360) is positioned at the second position (341b), the filter cap (360) may be provided to be rotatable with respect to the filter unit (380). That is, when the filter module (340) is separated from the wastewater tank (302), and the user lifts the filter cap (360) so that the connecting portion (370) is not positioned between the catch portions (381), the filter cap (360) may be rotatable with respect to the filter unit (380). The catch portion (381) may be provided at the upper end of the filter unit (380).

[0119] The filter unit (380) may include a cap receiving portion (382) provided to receive a connecting portion (370). A catch portion (381) may be provided on both sides of the cap receiving portion (382) to secure the connecting portion (370). That is, the connecting portion (370) may be seated in the cap receiving portion (382) and secured by the catch portion (381).

[0120] Referring to Fig. 18, the position where the filter cap (360) is closest to the filter unit (380) may be referred to as the first position (341a). When the filter cap (360) is positioned at the first position (341a), the connecting portion (370) may be positioned between the catch portions (381). When the filter cap (360) is positioned at the first position (341a), the filter cap (360) may not be able to rotate with respect to the filter unit (380). When the filter cap (360) is positioned at the first position (341a), the connecting portion (370) may be positioned between the catch portions (381) and may be fixed by the catch portions (381).

[0121] Referring to Fig. 19, when the filter cap (3670) is coupled to the filter unit (380), the position furthest from the filter unit (380) can be referred to as the second position (341b). When the filter cap (360) is positioned at the second position (341b), the connecting portion (370) can rotate with respect to the filter unit (380). That is, when the filter cap (360) is positioned at the second position (341b), the connecting portion (370) is not positioned between the catch portions (381) and thus may not be fixed by the catch portions (381).

[0122] FIG. 21 illustrates a side view of a filter module in a cleaning device according to one embodiment.

[0123] Referring to FIG. 21, the connecting portion (370) may include a first connecting portion (370-1) and a second connecting portion (370-2). The second connecting portion (370-2) may be located on the opposite side from the first connecting portion (370-1).

[0124] The catch (381) may include a first catch (381-1) and a second catch (381-2). The second catch (381-2) may be positioned on the opposite side of the first catch (381-1). The first catch (381-1) may be provided to secure the first connecting portion (370-1) when the filter cap (360) is positioned at the first position (341a). The second catch (381-2) may be provided to secure the second connecting portion (370-2) when the filter cap (360) is positioned at the first position (341a).

[0125] The magnet (371) may include a first magnet (371-1) and a second magnet (371-2). The first magnet (371-1) may be provided in the first connecting portion (370-1). The second magnet (371-2) may be provided in the second connecting portion (370-2). The magnet recognition sensor (371a) may recognize both the first magnet (371-1) and the second magnet (371-2). That is, when the magnet recognition sensor (371a) recognizes the first magnet (371-1), it may be recognized that the filter module (340) is normally mounted in the sewage tank (302). When the magnet recognition sensor (371a) recognizes the second magnet (371-2), it may be recognized that the filter module (340) is normally mounted in the sewage tank (302).

[0126] The protrusion (390) may include a first protrusion (390-1) and a second protrusion (390-2). The second protrusion (390-2) may be positioned on the opposite side of the first protrusion (390-1). The first protrusion (390-1) may be coupled with the first connecting portion (370-1). The second protrusion (390-2) may be coupled with the second connecting portion (370-2).

[0127] The protrusion (391) may include a first protrusion (391-1) and a second protrusion (391-2). The first protrusion (391-1) may be provided on the first protrusion (390-1). The second protrusion (391-2) may be provided on the second protrusion (390-2). The first connecting portion (370-1) and the filter portion (380) may be coupled by the first protrusion (391-1) being inserted into the connecting hole (372) of the first connecting portion (370-1). The second connecting portion (370-2) and the filter portion (380) may be coupled by the second protrusion (391-2) being inserted into the connecting hole (372) of the second connecting portion (370-2).

[0128] The fastening protrusion (391a) may include a first fastening protrusion (391a-1) and a second fastening protrusion (391a-2). The first fastening protrusion (391a-1) may protrude from one side of the first protrusion (391-1). The second fastening protrusion (391a-2) may protrude from one side of the second protrusion (391-2). The first fastening protrusion (391a-1) may be provided on the upper portion of the first protrusion (391-1). The second fastening protrusion (391a-2) may be provided on the upper portion of the second protrusion (391-2). The first fastening protrusion (391a-1) may be accommodated in the first hole (373) of the first connecting portion (370-1). The second fastening protrusion (391a-2) can be accommodated in the first hole (373) of the second connecting portion (370-2).

[0129] A cleaning device according to one embodiment includes a mop, a cleaner including a water tank configured to supply water to the mop, and a station configured to place the cleaner. The station includes a waste tank configured to store wastewater generated when the mop is washed, and a filter module detachably mounted on the waste tank. The filter module includes a filter cap, a filter portion configured to filter foreign substances from wastewater generated when the mop is washed, and a connecting portion protruding from one side of the filter cap and configured to detachably connect the filter cap to the filter portion. The filter cap is movable between a first position and a second position in which the filter cap is further away from the filter portion than the first position, and the filter cap is rotatable relative to the filter portion when positioned at the second position.

[0130] The first position may be a position where the filter cap is closest to the filter unit, and the second position may be a position where the filter cap is farthest from the filter unit while the filter cap is coupled to the filter unit.

[0131] The above filter unit may include a catch provided to fix the connecting unit so that the filter cap cannot rotate with respect to the filter unit when the filter cap is positioned at the first position.

[0132] The connecting portion may include a first connecting portion and a second connecting portion located on an opposite side of the first connecting portion. The engaging portion may include a first engaging portion configured to secure the first connecting portion when the filter cap is located at the first position, and a second engaging portion configured to secure the second connecting portion when the filter cap is located at the first position, and located on an opposite side of the first engaging portion.

[0133] The above filter part may further include a protrusion formed with a projection that is provided to allow the filter part and the connecting part to be connected.

[0134] The above connecting portion may further include a connecting hole provided to accommodate the protrusion. The connecting hole may include a first hole provided to allow the protrusion to be inserted and the connecting portion and the filter portion to be separated, and a second hole provided to prevent the connecting portion and the filter portion from being separated.

[0135] The above protrusion may further include a fastening protrusion provided to correspond to the shape of the first hole so as to be inserted into the connecting portion in the first hole and not to be inserted into the connecting portion in the second hole.

[0136] The above-mentioned fastening protrusion may be provided on one side of the above-mentioned protrusion.

[0137] The above first hole may be provided above the above second hole.

[0138] The above connecting portion may further include a magnet configured to recognize whether the filter module is mounted in the sewage tank.

[0139] The above sewage tank may further include a magnet recognition sensor configured to recognize the magnet.

[0140] The above sewage tank has an opening formed on the upper surface, and the sewage tank includes a sewage tank cover provided to cover the opening, and the sewage tank cover may include a filter mounting portion on which the filter module is mounted.

[0141] The above filter cap may further include a gasket provided to seal a gap between the filter cap and the filter mounting portion.

[0142] The above filter mounting portion may further include a wastewater suction port provided on a side of the filter mounting portion to receive wastewater generated when washing the mop.

[0143] The above sewage tank includes a sewage suction channel provided to supply sewage generated during washing of the mop to the sewage tank, and the sewage suction port can be connected to the sewage suction channel.

[0144] A cleaning device according to one embodiment includes a mop, a cleaner including a water tank configured to supply water to the mop, and a station configured to hold the cleaner. The station includes a waste tank configured to store wastewater generated when the mop is washed, and a filter module detachably mounted on the waste tank. The filter module includes a filter cap, a filter portion configured to filter foreign substances from wastewater generated when the mop is washed, and a connecting portion protruding from one side of the filter cap and configured to detachably connect the filter cap to the filter portion. The filter portion includes a protrusion formed with a projection configured to connect the filter portion and the connecting portion. The connecting portion includes a connecting hole configured to receive the projection.

[0145] The above connecting hole may include a first hole that allows the protrusion to be inserted and the connecting portion and the filter portion to be separated, and a second hole that prevents the connecting portion and the filter portion from being separated.

[0146] The filter cap may be movable between a first position in which the filter cap is closest to the filter portion and a second position in which the filter cap is farthest from the filter portion while the filter cap is coupled to the filter portion, and the filter cap may be rotatable relative to the filter portion when positioned at the second position.

[0147] The above filter unit may further include a catch provided to fix the connecting unit so that the filter cap cannot rotate with respect to the filter unit when the filter cap is positioned at the first position.

[0148] The above connecting portion may further include a magnet configured to recognize whether the filter module is mounted on the sewage tank, and the sewage tank may further include a magnet recognition sensor configured to recognize the magnet.

[0149] According to the idea of ​​the present disclosure, a cleaning device including a station capable of automatically supplying and draining water can be provided, in which the connection structure of the filter cap and the filter part of the drain filter is improved.

[0150] According to the invention, a cleaning device can be provided that improves user convenience by recognizing whether a drain filter is installed.

[0151] The above illustrates and describes specific embodiments. However, the invention is not limited to the above-described embodiments, and those skilled in the art will readily appreciate that various modifications and implementations can be made without departing from the spirit and scope of the invention as set forth in the claims below.

Claims

1. A vacuum cleaner including a mop and a water tank provided to supply water to the mop; and A station provided to mount the above cleaner; The above station is, A wastewater tank provided to store wastewater generated during washing of the above mop; and A filter module detachably mounted on the above sewage tank; The above filter module, filter cap; A filter unit provided to filter out foreign substances from wastewater generated during washing of the above mop; and A connecting portion protruding from one side of the filter cap and provided so that the filter cap can be detachably connected to the filter portion; The filter cap is movable between a first position and a second position at which the filter cap is further away from the filter unit than the first position, The above filter cap is a cleaning device rotatable with respect to the filter unit when positioned at the second position.

2. In paragraph 1, The first position is the position where the filter cap is closest to the filter unit, The second position is a cleaning device in which the filter cap is at the furthest position from the filter unit while the filter cap is coupled to the filter unit.

3. In paragraph 2, A cleaning device wherein the filter unit includes a catch provided to fix the connecting unit so that the filter cap cannot rotate relative to the filter unit when the filter cap is positioned at the first position.

4. In paragraph 3, The above connecting portion includes a first connecting portion and a second connecting portion located on the opposite side of the first connecting portion, The above-mentioned catch is, a first catch provided to secure the first connecting portion when the filter cap is positioned at the first position; and A cleaning device comprising a second catch portion positioned opposite the first catch portion and configured to secure the second connecting portion when the filter cap is positioned at the first position.

5. In paragraph 3, A cleaning device wherein the filter part further includes a protrusion formed with a projection that is arranged to connect the filter part and the connecting part.

6. In paragraph 5, The above connecting portion further includes a connecting hole provided to accommodate the protrusion, The above connecting hole is, A first hole provided to allow the protrusion to be inserted and the connecting portion and the filter portion to be separated; and A cleaning device comprising a second hole that prevents the connecting portion and the filter portion from being separated.

7. In paragraph 6, A cleaning device further comprising a fastening protrusion provided to correspond to the shape of the first hole so that the protrusion is inserted into the connecting portion in the first hole and is not inserted into the connecting portion in the second hole.

8. In paragraph 7, The above-mentioned fastening protrusion is a cleaning device provided on one side of the above-mentioned protrusion.

9. In paragraph 8, A cleaning device in which the first hole is provided above the second hole.

10. In paragraph 3, The above connection part, A cleaning device further comprising a magnet configured to recognize whether the filter module is mounted in the sewage tank.

11. In paragraph 10, A cleaning device wherein the above sewage tank further includes a magnet recognition sensor configured to recognize the magnet.

12. In paragraph 3, The above sewage tank has an opening formed on the upper surface, and the sewage tank includes a sewage tank cover provided to cover the opening. The above sewage tank cover is a cleaning device including a filter mounting portion in which the filter module is mounted.

13. In paragraph 12, The above filter cap, A cleaning device further comprising a gasket configured to seal a gap between the filter cap and the filter mounting portion.

14. In paragraph 12, A cleaning device wherein the filter mounting portion further includes a wastewater suction port provided on a side of the filter mounting portion to receive wastewater generated when washing the mop.

15. In paragraph 14, The above sewage tank includes a sewage suction duct provided to supply sewage generated during washing of the mop to the sewage tank. The above sewage suction port is a cleaning device connected to the above sewage suction path.

Images