CN115702768A - Portable cleaning device and surface cleaning equipment - Google Patents

Abstract

A portable cleaning device and a surface cleaning apparatus are disclosed herein. The portable cleaning device comprises a main machine and a first cleaning accessory, wherein the first cleaning accessory is arranged on the main machine; the main machine comprises a fan assembly and a first water pump; the first cleaning accessory is provided with a first clean water tank, a first sewage tank and a first air duct, and is provided with a first sewage suction port and a first clean water spout; wherein, the import of first sewage suction mouth, first sewage case and fan subassembly all communicates with first wind channel, and first clear water case passes through first water pump and first clear water spout intercommunication. This portable cleaning device small in size, the use of conveniently taking, to adding the start-up host computer behind the clear water in the first clear water tank, adopt the clean mode of wet-type, can clean mesa, window glass surface and wall etc. position, its practicality is better.

Description

Portable cleaning device and surface cleaning equipment

Technical Field

The invention relates to the field of electrical equipment, in particular to a portable cleaning device and surface cleaning equipment.

Background

The related art provides a surface cleaning apparatus including a body of a floor washing machine, a floor brush, a sewage tank, a clean water tank, a power source, and external accessories. The external accessory may be a cleaning brush, a dirt bucket, or a suction nozzle, etc. The machine body, the floor brush, the sewage tank, the clean water tank and the power source are assembled together to form the floor washing machine, and the floor is cleaned in a wet manner through the floor washing machine. The external attachment is assembled with the power source to form a portable cleaner for performing dry cleaning.

Disclosure of Invention

The analysis research finds that: the positions of the table top, the window glass surface, the wall surface and the like do not need to be cleaned in a dry and wet mode, and only the positions of the table top, the window glass surface, the wall surface and the like are cleaned in a wet mode, so that the surface cleaning equipment (the floor cleaning machine and the portable dust collector) in the related art cannot clean the positions of the table top, the window glass surface, the wall surface and the like, and the practicability is not good.

The invention mainly aims to provide a portable cleaning device which can clean positions of a table board, a window glass surface, a wall surface and the like and has better practicability.

The invention also provides a surface cleaning apparatus.

In order to achieve the above object, a portable cleaning device according to an embodiment of the present invention includes a main body and a first cleaning attachment mounted on the main body; the main machine comprises a fan assembly and a first water pump; the first cleaning accessory is provided with a first clean water tank, a first sewage tank and a first air duct, and is provided with a first sewage suction port and a first clean water nozzle; the first sewage suction port, the first sewage tank and the inlet of the fan assembly are communicated with the first air channel, and the first clean water tank is communicated with the first clean water nozzle through the first water pump.

In an exemplary embodiment, the first cleaning attachment includes a first duct-tank assembly mounted on the host machine and a brush head mounted on the first duct-tank assembly: the first air duct water tank combination structure is provided with the first clean water tank, the first sewage tank and the first air duct; the brush head is provided with the first sewage suction port and the first clean water spout.

In an exemplary embodiment, the brush head further has a first cleaning member located between the first dirty water suction port and the first clean water spout.

In an exemplary embodiment, the brush head further has a suction channel and a clean water channel, the first dirty water suction port is communicated with the first air duct through the suction channel, and the first clean water spout is communicated with the first water pump through the clean water channel.

In an exemplary embodiment, the first duct and water tank assembly further has a first pressure relief member mounted on the first clean water tank for relieving pressure in the first clean water tank when the first water pump is operated.

In an exemplary embodiment, the first air duct and water tank combined structure further has a first connecting pipeline and a second connecting pipeline, the outlet of the first clean water tank is communicated with the inlet of the first water pump through the first connecting pipeline, and the outlet of the first water pump is communicated with the first clean water nozzle through the second connecting pipeline.

In an exemplary embodiment, the first air duct has a first dirt intake port, a first water falling port and a first air exhaust port, the first dirt intake port is communicated with the first sewage suction port, the first water falling port is communicated with the inlet of the first sewage tank, the first air exhaust port is communicated with the inlet of the fan assembly, and the portable cleaning device further includes a filtering device disposed between the first air exhaust port and the inlet of the fan assembly.

In an exemplary embodiment, the first clean water tank and the first foul water tank are an integrated structure.

In an exemplary embodiment, the host further includes a power supply module and a control module, the fan assembly, the first water pump, the power supply module and the control module are electrically connected, the power supply module is configured to supply power to the fan assembly, the first water pump and the control module, and the control module is configured to control the fan assembly and the first water pump to operate and stop.

In an exemplary embodiment, the host further includes a first housing, a water pumping pipeline and a water discharging pipeline, the power module, the fan assembly and the first water pump are all installed in the first housing, the control module is installed on the first housing, an outlet of the first clean water tank is communicated with an inlet of the first water pump through the water pumping pipeline, and an outlet of the first water pump is communicated with the first clean water nozzle through the water discharging pipeline.

In an exemplary embodiment, the first cleaning accessory is removably mounted on the host.

An embodiment of the invention provides surface cleaning equipment comprising a portable cleaning device as described in any of the above embodiments.

In the technical scheme of the invention, the main machine further comprises a first water pump, the first cleaning accessory is provided with a first clean water tank, a first sewage tank, a first air duct, a first sewage suction port and a first clean water nozzle, the first sewage suction port, the first sewage tank and the inlet of the fan assembly are communicated through the first air duct, the first clean water tank is communicated with the first clean water nozzle through the first water pump, the portable cleaning device is small in size and convenient to take and use, the main machine is started after clean water is added into the first clean water tank, the wet cleaning mode is adopted, positions such as a table board, a window glass surface and a wall surface can be cleaned, and the practicability is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a surface cleaning apparatus assembled into a portable cleaning device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the portable cleaning device of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the mainframe of FIG. 2;

FIG. 4 is an exploded view of the host computer shown in FIG. 3;

FIG. 5 is a schematic cross-sectional view of the first duct and water tank assembly shown in FIG. 2;

FIG. 6 is a schematic diagram of a partial cross-sectional view of the first duct/water tank assembly shown in FIG. 2;

FIG. 7 is a cross-sectional structural view of the brush head of FIG. 2;

FIG. 8 is a partial schematic cross-sectional view of the portable cleaning apparatus of FIG. 1 in a use state;

FIG. 9 is a partial schematic cross-sectional view of the portable cleaning apparatus of FIG. 1 in another use state;

FIG. 10 is a partial schematic view of an exploded view of a surface cleaning apparatus as assembled into a floor scrubber according to one embodiment of the invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 10 is:

the main unit of the multifunctional cleaning device comprises a main unit 100, a first shell 110, an air outlet 111, a handle 112, a power supply module 120, a fan assembly 130, a first water pump 140, a water pumping pipeline 150, a first pair of interfaces 151, a water drainage pipeline 160, a second pair of interfaces 161, a first cleaning accessory 200, a brush head 210, a first sewage suction port 211, a first cleaning element 212, a suction channel 213, a first clean water nozzle 214, a clean water channel 215, a first air duct and water tank combination structure 220, a first air duct 221, a first sewage inlet 2211, a first water outlet 2212, a first air outlet 2213, a first clean water tank 222, a first sewage tank 223, a third pair of interfaces 2241, a fourth pair of interfaces 2251, a fifth pair of interfaces 2252, a first drain outlet 226, a filter 227, a filter unit 228 blocking, a duct support 229, a second cleaning accessory 300, a second cleaning accessory 310, a body 311 ground brush, a second holding handle 312, a first mounting position 313, a second mounting position 314 and a second mounting position 320 a second air duct and water tank combination structure.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions such as "first", "second", etc. in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of the technical solutions by those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

An embodiment of the present invention provides a surface cleaning apparatus, as shown in fig. 1 to 10, comprising a main body 100, a second cleaning attachment 300 and a first cleaning attachment 200, wherein the main body 100 is alternatively assembled with the second cleaning attachment 300 and the first cleaning attachment 200 for cooperation. As shown in fig. 1 to 9, the main body 100 and the first cleaning attachment 200 constitute a portable cleaning apparatus for cleaning a floor, a wall, and a window glass surface when assembled together. As shown in FIG. 10, the main unit 100 when assembled with the second cleaning attachment 300 constitutes a floor washing machine for cleaning a floor surface.

In an exemplary embodiment, as shown in fig. 3 and 4, the main unit 100 is configured to include a first housing 110, a power supply module 120, a fan assembly 130, a first water pump 140, a suction line 150, a drain line 160, and a control module.

Illustratively, as shown in fig. 3 and 4, the power module 120, the blower assembly 130, the first water pump 140, the pumping line 150, and the drain line 160 are all disposed within the first housing 110, with the outlet of the blower assembly 130 disposed radially outward and the inlet of the blower assembly 130 facing forward. The first casing 110 is provided with an air outlet 111, and an outlet of the fan assembly 130 is communicated with the air outlet 111. The power supply module 120 may be located at the rear side of the blower assembly 130, and the air outlet 111 may be located on the peripheral wall of the first casing 110. The first water pump 140 is disposed at a position beside the fan assembly 130 in the radial direction of the first housing 110, so that the axial length of the main unit 100 can be reduced, and the manufactured main unit 100 is smaller and more beautiful.

Illustratively, as shown in fig. 3 and 4, the control module is disposed on the first housing 110, and the fan assembly 130, the first water pump 140 and the power supply module 120 are electrically connected to the control module. The control module comprises a human-computer interaction interface or a control key, the power supply module 120 is used for supplying power to the fan assembly 130, the first water pump 140 and the control module, and a user controls the fan assembly 130 and the first water pump 140 to run and stop through the control module.

Illustratively, as shown in fig. 3 and 4, the outlet of the pumping line 150 is connected to the inlet of the first water pump 140, the inlet of the pumping line 150 forms a first pair of ports 151, the first pair of ports 151 is disposed to face forward, the inlet of the drain line 160 is connected to the outlet of the first water pump 140, the outlet of the drain line 160 forms a second pair of ports 161, and the second pair of ports 161 is disposed to face forward, that is, the first pair of ports 151 and the second pair of ports 161 are located on the front side of the first housing 110.

For example, as shown in fig. 3 and 4, a first holding handle 112 is further disposed on the peripheral wall of the first housing 110, and when the main body 100 is assembled with the first cleaning accessory 200, a user can grasp the first holding handle 112 to clean a table top, a wall surface, a window glass surface, and the like more conveniently.

Preferably, the air outlet 111 and the first holding handle 112 are arranged at an interval of 180 degrees in the circumferential direction of the first housing 110; of course, the air outlet 111 and the first holding handle 112 may be disposed at an interval of 90 degrees in the circumferential direction of the first housing 110 (see fig. 1 and fig. 2), and the like, all of which can achieve the purpose of the present application, and the purpose of the present application does not depart from the design concept of the present invention, and therefore, the present application is not described herein again, and all of which fall within the protection scope of the present application.

Illustratively, as shown in fig. 3 and 4, the power supply module 120 is a rechargeable power supply battery, and the power supply battery is preferably a lithium battery.

In an exemplary embodiment, as shown in fig. 5 and 6, the first cleaning accessory 200 includes a brush head 210 and a first air duct and water tank assembly structure 220, the brush head 210 is assembled with the main body 100 through the first air duct and water tank assembly structure 220, the assembly may be a snap connection or a plug connection, and the quick detachment may be achieved by setting an open button, which may achieve the purpose of the present application.

Certainly, the first water pump may also be disposed on the first air duct and water tank combination structure (not shown in the diagram of this scheme), and the purpose of the present application may also be achieved, and the purpose of the present application does not depart from the design concept of the present invention, and is not described herein again and should also fall within the protection scope of the present application.

In an example, as shown in fig. 5 and 6, the first duct-tank combination structure 220 includes a first duct 221, a first clean water tank 222, a first sewage tank 223, a first connection pipeline (not shown), a second connection pipeline (not shown), and a first pressure relief component 226, an outlet of the first clean water tank 222 is disposed at a lowest position on the first clean water tank 222, and the first pressure relief component 226 is mounted on an upper portion of the first clean water tank 222 for relieving pressure of the first clean water tank 222, so that water in the first clean water tank 222 is more easily sucked out (a pressure relief port may be formed at a top of the first clean water tank 222, and an object of the present application may also be achieved, which does not depart from the design concept of the present invention, and thus, the present application is not considered herein and shall fall within the protection scope of the present application). The inlet of the first connecting pipeline is connected with the outlet of the first clean water tank 222, the outlet of the first connecting pipeline forms a third interface 2241, the third interface 2241 faces backwards, the third interface 2241 is used for being in butt communication with the first interface 151 (the butt joint can be sealed plug-in connection), one end of the second connecting pipeline forms a fourth interface 2251 facing backwards, the other end of the second connecting pipeline forms a fifth interface 2252 facing forwards, and the fourth interface 2251 is used for being in butt communication with the second interface 161 (the butt joint can be sealed plug-in connection). The first air duct 221 includes a first dirt inlet 2211, a first water outlet 2212 and a first air outlet 2213, the first dirt inlet 2211 faces forward, the first air outlet 2213 faces backward, and the first water outlet 2212 faces downward. The first air outlet 2213 is communicated with the inlet of the fan assembly 130 in a butt joint manner, the filtering device 227 is additionally arranged between the first air outlet 2213 and the inlet of the fan assembly 130 for filtering (the filtering device 227 is assembled with the first air duct 221 through the air duct support 229) to prevent dirt from entering the fan assembly 130, the first sewage tank 223 is arranged below the first water outlet 2212, the first water outlet 2212 is communicated with the inlet of the first sewage tank 223, and sewage enters the first sewage tank 223 from the first water outlet 2212 to be collected. The first pressure relief member 226 may include a third connection pipe and a waterproof vent valve, one end of the third connection pipe is connected to the upper portion of the first clean water tank 222, and the waterproof vent valve is connected to the other end of the third connection pipe and is set to be fixed at the highest position of the first clean water tank 222, so as to better ensure smooth pressure relief of the first clean water tank 222, and the water in the first clean water tank 222 is sucked out quickly and easily.

As shown in fig. 5 and 6, the filtering device 227 may be a hypa, a filter cotton, a filter cloth, or the like, the first clean water tank 222 may be located at the front side of the first sewage tank 223, the first clean water tank 222 may also be located at the rear side of the first sewage tank 223, and the waterproof vent valve may also be replaced by a one-way valve (the one-way valve is in one-way communication with the first clean water tank 222), which can be set by a person skilled in the art according to needs.

For example, as shown in fig. 5 and 6, the first air duct 221, the first clean water tank 222, the first sewage tank 223, the first connection pipe, and the second connection pipe are integrated, so that the user can maintain and store the air duct more conveniently. Or, the first air duct 221 may be a separate component, which facilitates cleaning the inside of the first air duct 221 after opening, for example, the first air duct includes a first air duct wall and a second air duct wall, the first clean water tank 222, the first sewage tank 223, the first connecting pipeline and the second connecting pipeline are an integrated structure, and the second air duct wall is clamped or connected to the first air duct wall through a screw. As shown in fig. 5 and 6, the first clean water tank 222 is provided with a filler opening which is provided with a blocking plug 228 that can be opened and closed, and the first wastewater tank 223 is provided with a drain opening which is provided with the blocking plug 228 that can be opened and closed.

In one example, as shown in fig. 7, the front end of the brush head 210 is provided with a first sewage suction port 211, a first cleaning member 212, a suction passage 213, a first clean water spout 214 and a clean water passage 215, the first cleaning member 212 is located between the first sewage suction port 211 and the first clean water spout 214, and the first cleaning member 212 is provided with bristles.

Illustratively, as shown in fig. 7, the first sewage suction port 211 is located at the front of the suction channel 213, the rear end of the suction channel 213 is used for being in butt communication with the first sewage inlet 2211 of the first air duct 221, the first clear water nozzle 214 is located at the front end of the clear water channel 215, and the rear end of the clear water channel 215 is used for being in butt communication with the fifth butt interface 2252. The first cleaning elements 212 may be removably secured to the head 210; or, a rotary driving member is arranged on the brush head 210, the first cleaning member 212 is detachably mounted on the rotary driving member, the rotary driving member is used for driving the first cleaning member 212 to rotate, so that the cleaning effect can be improved, the rotary driving member can be electrically connected with the control module through a line, and the control module controls the power supply module 120 to supply power or cut off power to the rotary driving member, so as to control the operation and stop of the rotary driving member.

Illustratively, as shown in FIG. 7, the first cleaning member 212 is positioned behind the first sewage suction port 211, the first clear water spout 214 is positioned behind the first cleaning member 212, and the clear water passage 215 is positioned behind the first clear water spout 214 and radially sideways of the suction passage 213. The first sewage suction port 211, the first clear water spout 214 and the bristles are all arranged in a front-back direction and inclined forward (i.e. when in use, the first sewage suction port 211, the first clear water spout 214 and the bristles are all arranged in an inclined manner towards the front lower side), and the inclination angle relative to the axis of the main body 100 can be set to be 20-70 degrees, and those skilled in the art can set the inclination angle reasonably according to needs, which is not described herein again.

As shown in fig. 1, 2, 8 and 9, when the main unit 100 is assembled with the first cleaning accessory 200, the first air duct and water tank assembly 220 is clamped at the front of the main unit 100, the inlet of the blower assembly 130 is in butt communication with the first air outlet 2213 of the first air duct 221, the first pair of interfaces 151 is in butt communication with the third pair of interfaces 2241, and the second pair of interfaces 161 is in butt communication with the fourth pair of interfaces 2251. The brush head 210 is clamped in the front of the first air duct and water tank assembly 220, the fifth pair of interfaces 2252 is in butt communication with the rear end of the clean water channel 215, and the rear end of the suction channel 213 is in butt communication with the first inlet 2211 of the first air duct 221. The assembly structure is small in size and convenient to operate, is suitable for wet cleaning of a table board, is also suitable for wet cleaning of positions such as the surface of a sofa, the surface of window glass and the surface of a curtain, and has better cleaning effect.

When the air-water separator works, the assembly structure is moved from front to back, as shown in fig. 1, fig. 2, fig. 8 and fig. 9, the first water pump 140 conveys clean water in the first clean water tank 222 to the first clean water nozzle 214, the clean water is sprayed to the surface to be cleaned through the first clean water nozzle 214, the first cleaning member 212 cleans the surface to be cleaned, the fan assembly 130 works to enable the first sewage suction port 211 to generate negative pressure to suck air and sewage formed after cleaning, the air and the sewage enter the first air duct 221 through the suction channel 213, the sewage falls into the first sewage tank 223 from the first water falling port 2212 after being separated in the first air duct 221, and the air is discharged to the outside from the air outlet 111 after passing through the filtering device 227 and the fan assembly 130 from the first air discharging port 2213.

When the table top or the table top is cleaned, as shown in fig. 8, the combined structure is inclined towards the front lower part when being taken, the outlet of the first clean water tank 222 is positioned at the lower part of the first clean water tank 222 and at the lowest position of the first clean water tank 222, the third connecting pipeline is connected to the upper part of the first clean water tank 222, the waterproof air-permeable valve can smoothly release pressure, the first water pump 140 can smoothly suck water in the first clean water tank 222, the inlet of the first sewage tank 223 is positioned at the upper part, and sewage collected in the first sewage tank 223 cannot overflow.

When cleaning the window glass surface, the curtain surface and the tile wall surface, as shown in fig. 9, the combined structure is inclined towards the front upper side when being taken, the outlet of the first clean water tank 222 is still positioned at the lower part of the first clean water tank 222 and is basically positioned at the lowest position of the first clean water tank 222, the third connecting pipeline is still connected at the upper part of the first clean water tank 222, the waterproof air-permeable valve can smoothly release pressure, the first water pump 140 can also smoothly suck water in the first clean water tank 222, the inlet of the first sewage tank 223 is also positioned at the upper part, and sewage collected in the first sewage tank 223 can not overflow.

As shown in fig. 8 and 9, at any position between the two taking states, the outlet of the first clean water tank 222 is always located at the lower part of the first clean water tank 222, the first water pump 140 can substantially completely suck the water in the first clean water tank 222, and the waterproof air-permeable valve can smoothly release the pressure.

The head 210 may include a variety of types, and a variety of head 210 may alternatively be used to better accommodate different cleaning surfaces. Certainly, the brush head 210 may be one, and the brush head 210 and the first air duct and water tank combination structure 220 are integrally formed, so as to achieve the purpose of the present application.

In an exemplary embodiment, as shown in FIG. 10, the second cleaning attachment 300 includes a body 310, a second duct-tank assembly 320, and a base (not shown) for use with the body 310.

Illustratively, as shown in fig. 10, a rotatably mounted floor brush 311 is disposed at the front portion of the body 310, a second holding handle 312 is disposed at the rear portion of the body 310, a first mounting location 313 and a second mounting location 314 are disposed at the middle portion of the body 310, the second mounting location 314 is located behind the first mounting location 313, the main unit 100 is detachably mounted at the second mounting location 314, and the second air duct and water tank combination structure 320 is detachably mounted at the first mounting location 313.

Illustratively, as shown in fig. 10, the second air duct and water tank assembly 320 includes a second clean water tank (not shown), a second pressure relief component (not shown), a second sewage tank (not shown), and a second air duct, the floor brush 311 includes a second sewage suction port (not shown), a second cleaning component (not shown), and a second clean water nozzle (not shown), a second water pump (not shown) is further disposed on the floor brush 311, the second water pump is electrically connected to the control module through a line, an inlet of the second water pump is in butt communication with an outlet of the second clean water tank through a pipeline, an outlet of the second water pump is in butt communication with the second clean water nozzle through a pipeline, the second air duct includes a second sewage inlet, a second water outlet, and a second air outlet, a rear end of the second sewage suction port is in butt communication with the second water inlet at a front end of the second clean water tank, an outlet at a rear end of the second air duct is in butt communication with an inlet of the fan assembly 130, a second air outlet of the second air duct is also disposed between the second water inlet of the fan assembly 130, the second air duct is used for filtering device for filtering air, and collecting the sewage flowing into the second air duct from the second sewage tank through the second sewage tank 111, and then flowing into the second sewage tank, and then flowing into the second air outlet of the second air duct for gravity separating device for separating the second sewage tank for separating sewage tank, and collecting sewage from the second air outlet. The second clean water tank is connected with a second pressure relief piece, and the second pressure relief piece is used for relieving pressure of the second clean water tank when the second water pump works, so that water in the second clean water tank is ensured to be sucked out by the second water pump more smoothly (the purpose of the application can also be achieved by arranging a pressure relief opening at the top of the second clean water tank, the purpose of the application is not deviated from the design idea of the invention, and the second pressure relief piece is not described any more and belongs to the protection scope of the application).

For example, as shown in fig. 10, the second clean water tank, the second sewage tank and the second air duct are integrated, so that the user can maintain and store the sewage tank more conveniently. The second clean water tank may be located at the front side of the second sewage tank, and the second clean water tank may also be located at the rear side of the second sewage tank, and those skilled in the art may perform reasonable setting as required, so as to achieve the purpose of the present application.

For example, as shown in fig. 10, when the main unit 100 is assembled with the second cleaning attachment 300 for use, the second water pump is operated and the first water pump 140 is not operated. When the main body 100 is assembled with the first cleaning attachment 200 to be used, the first water pump 140 is operated and the second water pump is not operated.

Exemplarily, the base is electrically connected with mains supply, is provided with the module of charging on the base, is provided with interconnecting link on the fuselage 310, and interconnecting link docks the intercommunication with host computer 100, and the module of charging realizes charging to power module 120 in the host computer 100 with interconnecting link butt joint intercommunication back.

When the main unit 100 and the second cleaning accessory 300 are assembled together, as shown in fig. 10, the second air duct and water tank assembly 320 is installed at the first installation position 313, the main unit 100 is installed at the second installation position 314, the inlet of the fan assembly 130 is in butt communication with the second air outlet, the rear end of the second sewage suction port is in butt communication with the second sewage inlet, and the inlet of the second water pump is in butt communication with the outlet of the second clean water tank through a pipeline (or the inlet of the second water pump is in butt communication with the outlet of the second clean water tank directly).

During operation, the assembly structure is moved from front to back, as shown in fig. 10, the second water pump conveys clean water in the second clean water tank to the second clean water nozzle, the clean water is sprayed to the surface to be cleaned through the second clean water nozzle, the second cleaning member cleans the surface to be cleaned, the fan assembly 130 operates to enable the second sewage suction port to generate negative pressure to suck air and clean sewage formed, the air and the sewage enter the second air channel, after separation in the second air channel, the sewage falls into the second sewage tank from the second water falling port, and the air is exhausted to the outside from the air outlet 111 after passing through the filtering device and the fan assembly 130 from the second air outlet.

In the description of the present invention, it should be noted that the terms "upper", "lower", "one side", "the other side", "one end", "the other end", "side", "opposite", "four corners", "periphery", "mouth" structure ", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the structures referred to have specific orientations, are configured in specific orientations, and operations, and thus, are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "directly connected," "indirectly connected," "fixedly connected," "mounted," and "mounted" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; the terms "mounted," "connected," and "fixedly connected" may refer to a direct connection, an indirect connection through intervening media, and a connection between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (12)

1. A portable cleaning apparatus comprising a main body and a first cleaning attachment mounted on the main body;

the main machine comprises a fan assembly and a first water pump;

the first cleaning accessory is provided with a first clean water tank, a first sewage tank and a first air duct, and is provided with a first sewage suction port and a first clean water nozzle;

the first sewage suction port, the first sewage tank and the inlet of the fan assembly are communicated with the first air channel, and the first clean water tank is communicated with the first clean water nozzle through the first water pump.

2. The portable cleaning apparatus of claim 1, wherein the first cleaning attachment comprises a first duct-tank assembly mounted on the main machine and a brush head mounted on the first duct-tank assembly:

the first air duct and water tank combined structure is provided with the first clean water tank, the first sewage tank and the first air duct;

the brush head is provided with the first sewage suction port and the first clean water spout.

3. The portable cleaning apparatus of claim 2, wherein the brush head further has a first cleaning member located between the first dirty water suction port and the first clean water spout.

4. The portable cleaning apparatus of claim 2, wherein the brush head further has a suction channel through which the first dirty water suction port communicates with the first air duct and a clean water channel through which the first clean water spout communicates with the first water pump.

5. The portable cleaning apparatus of claim 2, wherein the first duct-tank assembly further comprises a first pressure relief member mounted on the first clean water tank for relieving pressure from the first clean water tank when the first water pump is operating.

6. The portable cleaning device according to claim 2, wherein the first duct and water tank assembly further has a first connecting line and a second connecting line, the outlet of the first clean water tank is communicated with the inlet of the first water pump through the first connecting line, and the outlet of the first water pump is communicated with the first clean water spout through the second connecting line.

7. The portable cleaning apparatus of claim 2, wherein the first air duct has a first dirt intake port, a first water drop port and a first air exhaust port, the first dirt intake port is in communication with the first sewage suction port, the first water drop port is in communication with the inlet of the first sewage tank, the first air exhaust port is in communication with the inlet of the fan assembly, the portable cleaning apparatus further comprising a filter device disposed between the first air exhaust port and the inlet of the fan assembly.

8. The portable cleaning apparatus of claim 2, wherein the first clean water tank and the first dirty water tank are of a unitary construction.

9. The portable cleaning apparatus according to claim 1, wherein the main body further comprises a power supply module and a control module, the fan assembly, the first water pump, the power supply module and the control module are electrically connected, the power supply module is used for supplying power to the fan assembly, the first water pump and the control module, and the control module is used for controlling the fan assembly and the first water pump to operate and stop.

10. The portable cleaning apparatus according to claim 9, wherein the main body further comprises a first housing, a suction line and a drain line, the power supply module, the fan assembly and the first water pump are all mounted in the first housing, the control module is mounted on the first housing, the outlet of the first clean water tank is communicated with the inlet of the first water pump through the suction line, and the outlet of the first water pump is communicated with the first clean water spout through the drain line.

11. The portable cleaning apparatus of any one of claims 1-10, wherein the first cleaning attachment is removably mounted on the host computer.

12. A surface cleaning apparatus comprising a portable cleaning device as claimed in any one of claims 1 to 11.

Images