CN116135124A - Electric cleaning device with a plurality of waterways - Google Patents

Abstract

The invention provides an electric cleaning device with a plurality of waterways, which comprises a base station and a floor washing machine, wherein the base station is provided with a first clean water tank and a first sewage tank, the floor washing machine comprises a main body, a second clean water tank and a second sewage tank, the first clean water tank and the second clean water tank can be connected through a clean water channel, the first sewage tank and the second sewage tank can be connected through a sewage channel, the main body is rotatably connected with a cleaning head, the cleaning head is provided with a cleaner, a water spraying channel and a recycling waterway, the water spraying channel sprays water of the first clean water tank/the second clean water tank onto the cleaner or a surface to be cleaned, and the recycling waterway recycles water of the surface to be cleaned to the first sewage tank/the second sewage tank, and the second sewage tank is also provided with a first self-cleaning waterway. The invention has the advantage of realizing automatic water circulation between the floor washing machine and the base station by arranging a plurality of waterways.

Description

Electric cleaning device with a plurality of waterways

Technical Field

The invention relates to the technical field of cleaning equipment, in particular to an electric cleaning device with a plurality of waterways.

Background

With the development of technology, the automatic requirements of consumers on cleaning equipment are higher and higher, and the floor washing machine integrating washing and mopping becomes one development direction of the existing cleaning equipment, and has two modes of dry mopping and wet mopping, and garbage and sewage on the ground are recovered through the suction module.

The Chinese patent document of application number CN202010432180.6 provides a floor scrubber which comprises a handle assembly, a main machine assembly and a cleaning head assembly, wherein one end of a clean water pipe is connected with a clean water tank, and the other end of the clean water pipe extends to the cleaning head assembly to wash a rolling brush; the upper end of the sewage tank is provided with an air suction port, the suction motor assembly is communicated with the air suction port, the lower end of the sewage tank is provided with a sewage inlet, one end of a sewage pipe is connected with the sewage inlet, and the other end of the sewage pipe extends to a position where the cleaning head assembly is provided with a rolling brush; after the floor washing machine main body is placed on the charging seat, the control system automatically controls/receives a user operation signal to drive the rolling brush to rotate for self-cleaning.

But this clean water tank and sewage case capacity of washing ground machine are limited, need frequent manual work to add water and trade water, use inconveniently, and fill electric pile and only can satisfy the charge, the function is comparatively single.

Disclosure of Invention

It is an object of the present invention to provide an electric cleaning apparatus having a plurality of waterways that solves the above-mentioned problems.

In order to achieve the above object, the present invention is realized by the following technical scheme:

the utility model provides an electronic cleaning device with a plurality of water routes, includes basic station and washing machine, the basic station is equipped with first clean water tank and first sewage case, washing machine includes main part, second clean water tank and second sewage case, accessible clear water way connection between first clean water tank and the second clean water tank, accessible sewage way connection between first sewage case and the second sewage case, the main part rotates and is connected with the cleaning head, the cleaning head is equipped with cleaner, spouts water route and recovery water route, spout the water of water route with first clean water tank/second clean water tank sprays on the cleaner or wait to clean the surface, the recovery water route will wait to clean the water of surface to first sewage tank/second sewage case, the second sewage case still is equipped with first automatically cleaning water route, first water route with first clean water tank/second clear water tank is connected in order to right second sewage case water supply is from the cleaning, the liquid flow of each water route is irreversible, realizes through each clean water tank and sewage case and automatically, and the clean water tank of clean water and the clean water of dirty water of second, the clean water route is prevented mixing in the clean water tank.

Preferably, the base station/the floor washer is provided with a self-cleaning piece, the self-cleaning piece can extrude/scrape the cleaner to perform self-cleaning, the first clean water tank is provided with an independent second self-cleaning waterway or liquid of the water spraying waterway can be used for self-cleaning of the cleaner, the self-cleaning can be realized without disassembling the cleaner, the manual disassembly of the cleaner is avoided, and the cleaner is more convenient to use.

Preferably, the base station and/or the floor washing machine is/are provided with a pressurizing device, at least part of the water path liquid is driven to flow through the pressurizing device, the liquid flow speed is faster, and the second sewage tank can be flushed or the water spraying area of the surface to be cleaned can be enlarged.

Preferably, the volume of the first clean water tank is larger than the volume of the second clean water tank, the volume of the first sewage tank is larger than the volume of the second sewage tank, the first clean water tank and the first sewage tank are located at different positions and are not communicated with each other, the first clean water tank and the first sewage tank can store more water, the times of adding water and discharging sewage to the first clean water tank and the first sewage tank manually are reduced, and sewage can be prevented from polluting the first clean water tank.

Preferably, the base station comprises a body and a charging pile, the first clear water tank and the first sewage tank are arranged on the body, the first clear water tank and the first sewage tank are respectively provided with a first clear water port and a first sewage port, the charging pile comprises a bearing seat and a support column, the bearing seat is used for parking a floor cleaning machine, the top of the support column is provided with a power supply interface for charging the floor cleaning machine, and when the floor cleaning machine is parked on the bearing seat, the first clear water port, the first sewage port and the power supply interface can be connected with the floor cleaning machine, so that the base station has more various functions and satisfies the charging, water adding, pollution discharging and self-cleaning of the floor cleaning machine.

Preferably, the first sewage tank is provided with a control switch, the control switch automatically controls sewage conveying through the water level of the first sewage tank, the control switch comprises a buoy, a third sewage port is formed in the upper end of the first sewage tank, the buoy is rotationally connected to one side of the third sewage port through a connecting rod, the connecting rod is located above the third sewage port and is provided with a blocking cover, the blocking cover can move under the driving of the buoy, and covers or opens the third sewage port after the movement, so that sewage in the first sewage tank is prevented from overflowing.

Preferably, the charging pile is rotationally connected with a movable cover, the movable cover is rotated downwards to open the power supply interface, when the floor scrubber is parked on the bearing seat, the charging plug of the floor scrubber drives the movable cover to rotate, the charging plug is matched with the power supply interface for charging, and the movable cover is provided with a torsion spring for automatic reset, so that water is prevented from entering the charging pile.

Preferably, the second clear water tank is provided with a vent pipe, the vent pipe extends up and down and can extend into the second clear water tank, the upper end of the vent pipe is provided with a vent hole, the lower end of the vent pipe is communicated with the outside air, and the vent hole is positioned above the liquid level in the second clear water tank, so that the second clear water tank is balanced with the outside air pressure, water is conveniently added and discharged, and water can be prevented from flowing out of the vent hole.

Preferably, the second sewage tank comprises a tank body and a tank cover, a gas outlet and a sewage inlet are respectively arranged at the top and the bottom of the tank body, the tank cover is arranged on the gas outlet, the tank cover is provided with a through air suction hole, the sewage inlet is provided with a sewage pipe extending upwards, the upper part of the sewage pipe is provided with a water outlet, the upper part of the tank body or the tank cover is provided with a water spraying device, the water spraying device is at least provided with two water spraying ports, and each water spraying port sprays water at least along two different directions so as to perform self-cleaning on the tank body and automatically realize cleaning of the sewage tank.

Preferably, the lower end of the box cover is provided with an annular water flow channel, the water flow channel surrounds the outer side of the air suction hole, an inclined guide section is arranged below the water flow channel, a water jet is arranged on the guide section, the water jet is positioned in the box body after the box cover is installed, the cleaning area is enlarged by flushing the box body from top to bottom, the distance between the water jet and the inner wall of the box body is shortened, the water flushing force is stronger, the common corners are in the shape of edges, the inclined water jet is arranged on the edges, the edges of the water jet are easy to thin, the strength is also reduced when the hands are easy to cut, the break is easy to break during installation, and the arrangement of the guide section avoids the defect.

The beneficial effects of the invention include:

1. the automatic water adding of the clean water tank of the floor washing machine and the self-cleaning and pollution discharge of the sewage tank are realized through the clean water channel, the sewage channel and the first self-cleaning water channel, so that the clean water tank and the sewage tank on the floor washing machine and the base station realize water circulation, the times of manually supplementing clean water and pollution discharge can be reduced, and the floor washing machine is more convenient to use; the cleaning liquid is sprayed to the cleaner or the surface to be cleaned through the water spraying way, so that the cleaning is convenient, and the cleaned sewage is recovered and collected through the recovery water way, so that the cleaning is more thorough.

2. The self-cleaning member is arranged to automatically clean the cleaner, and a second self-cleaning waterway or water spraying channel on the base station can be selected to realize cleaning liquid supply, so that the self-cleaning can be performed on the base station or other positions.

3. The connection between different functions is realized through a plurality of different waterways, and the liquid flow of each waterway is irreversibly arranged, so that the sewage can be prevented from polluting clean water.

Drawings

Fig. 1 is a schematic view of the base station and the floor scrubber of the present invention as a whole.

Fig. 2 is an overall schematic diagram of a base station according to the present invention.

Fig. 3 is an exploded view of a base station according to the present invention.

Fig. 4 is an overall schematic view of the first sewage tank of the present invention.

Fig. 5 is an enlarged partial schematic view of the invention at a.

FIG. 6 is an overall schematic of the floor scrubber of the present invention.

Figure 7 is a schematic diagram of a cross-sectional view of a cleaning head of the present invention.

Fig. 8 is a schematic diagram showing a sectional state of a second clean water tank according to the present invention.

Fig. 9 is an exploded view of a second sewage tank according to the present invention.

Fig. 10 is an overall schematic of the case lid of the present invention.

Fig. 11 is a schematic sectional view of a second sewage tank according to the present invention.

Fig. 12 is a partially enlarged schematic illustration of the present invention at B.

Detailed Description

In order to enable those skilled in the art to better understand the solution of the present invention, a technical solution of an embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not all the embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

The terms "comprises" and "comprising," along with any variations thereof, in the present specification and claims, and in the foregoing drawings, are intended to cover a non-exclusive inclusion, such as a list of elements, processes, systems, products, or devices, without necessarily being limited to the list of elements, systems, products, or units explicitly listed or inherent to such elements, processes, products, or devices, but may include other elements or processes, etc.

The terms "mounted," "configured," "provided," "connected," and "sleeved" in the present specification and claims should be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; can be directly connected or indirectly connected through an intermediate medium, and can also have a matched relationship when in use or realizing the functions; or internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. When the mounting means is described as "connected" or "connected," the connection may be direct or indirect through an intervening component. If no contrary indication is made, a component "provided with," "disposed in," "connected to" another component, it is not excluded that the two components are in an integral structure.

Furthermore, spatially relative terms, such as bottom, top, and the like, may be used to describe one element and/or feature's relationship to another element(s) and/or feature(s), such as illustrated in the figures. It will be understood that spatially relative terms are intended to encompass different orientations of the device in use and/or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "front" would then be oriented "back" relative to other elements or features. The device may be otherwise oriented (e.g., rotated 90 degrees or in other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1 to 12, an electric cleaning apparatus having a plurality of waterways, including a base station 1 and a floor washing machine 2, the base station 1 is provided with a first clean water tank 11 and a first sewage tank 12, the floor washing machine 2 includes a main body 20, a second clean water tank 21 and a second sewage tank 22, the first clean water tank 11 and the second clean water tank 21 are connected through a clean water path, the first sewage tank 12 and the second sewage tank 22 are connected through a sewage path, the main body 20 is rotatably connected with a cleaning head 23, the cleaning head 23 is provided with a cleaner 31, a water spray path and a recovery waterway, the water spray path sprays water of the first clean water tank 11/the second clean water tank 21 onto the cleaner 31 or a surface to be cleaned, the recovery waterway recovers water of the surface to be cleaned to the first sewage tank 12/the second sewage tank 22, and the second sewage tank 22 is further provided with a first self-cleaning waterway, the first self-cleaning waterway is connected with the first clean water tank 11/the second clean water tank 21 to supply water to the second sewage tank 22 for self-cleaning.

Specifically, the base station 1 includes the body 10 and fills electric pile 13, the body 10 sets up to box 222, first clear water tank 11 and first sewage case 12 of detachable installation in the cavity of box 222, first clear water tank 11 and first sewage case 12 are located different positions and each other not communicate, prevent sewage and mix first clear water tank 11 during the use, and when clean or moisturizing, only need take out first clear water tank 11 or first sewage case 12, reduce weight, it is more convenient to use, first clear water tank 11 and first sewage case 12 are equipped with first clear water mouth 111 and first sewage mouth 121 respectively, fill electric pile 13 includes bracket 131 and support column 132, the bracket 131 is used for parking floor cleaning machine 2, the support column 132 top is equipped with the power supply interface 133 that is used for charging floor cleaning machine 2, when floor cleaning machine 2 is parked on bracket 131, first clear water mouth 111, first sewage mouth 121 and power supply interface 133 all can be connected with floor cleaning machine 2.

Preferably, the charging pile 13 is rotatably connected with a movable cover 134, the movable cover 134 rotates downwards to open a power supply interface 133, when the floor cleaning machine 2 is parked on the bearing seat 131, the charging plug 24 of the floor cleaning machine 2 drives the movable cover 134 to rotate, the charging plug 24 is matched with the power supply interface 133 for charging, and the movable cover 134 is provided with a torsion spring for automatic reset.

The upper end of the main body 20 of the floor cleaning machine 2 is provided with a handle 25, the handle 25 is provided with a switch for starting and switching functions or modes, the main body 20 is positioned below the handle 25 and detachably provided with a second clean water tank 21 and a second sewage tank 22, the main body 20 is positioned below the second sewage tank 22 and is provided with a bending pipe, the other end of the bending pipe is connected with a cleaning head 23, liquid can continuously pass through the bending pipe when the main body 20 and the cleaning head 23 rotate to change angles, the second clean water tank 21 is provided with a second clean water port 26, the second sewage tank 22 is provided with a second sewage port 27, both the second clean water port 26 and the second sewage port 27 are arranged at the rear side of the main body 20, the rear side of the main body 20 is also provided with a charging plug 24, the charging plug 24 extends downwards and is conveniently connected with a power supply interface 133, when the floor cleaning machine 2 is used, the first clean water port 111 and the second clean water port 26, the first sewage port 121 and the second sewage port 27, the power supply interface 133 and the charging plug 24 are simultaneously connected, and the charging and the sewage discharging of the floor cleaning machine 2 are simultaneously carried out. Of course, when the electric quantity of the floor washing machine 2 is full, the clean water is full or the sewage is less, only the functions of the rest which need to be supplemented or discharged are performed, the floor washing machine is more flexible to use, and three functions between the floor washing machine 2 and the base station 1 can be started simultaneously or any one or two functions can be started through automatic control or manual selection.

Preferably, the body 10 is fixedly connected to one side of the charging pile 13, and the first water cleaning port 111 and the first sewage port 121 are arranged on one side of the body 10 close to the floor cleaning machine 2, so that the connection with the second water cleaning port 26 and the second sewage port 27 is facilitated. In this embodiment, the body 10 is fixedly connected to the rear side of the charging pile 13, and the first water cleaning port 111 and the first sewage port 121 are disposed on the front side of the body 10.

In this embodiment, each waterway of the base station 1 and the floor scrubber 2 is driven to flow by the pressurizing device, and the liquid flow of each waterway is irreversible to prevent sewage from being mixed into clear water to affect cleaning, and in other embodiments, part of waterways can be set to flow by the gravity of the liquid, for example, since the second clear water tank 21 is located above the cleaning head 23, the liquid flow in the water spraying channel can be pressurized by adjusting the height of the second clear water tank 21; the sewage may flow between the sewage paths by self gravity, and the present embodiment is not limited to the example.

Preferably, the base station 1 and the floor washing machine 2 are respectively provided with a pressurizing device, so that the floor washing machine 2 can conveniently and independently use or normally flow in a waterway when being matched with the base station 1, and the pressurizing devices can be one of a water pump, an air pump or a fan.

Specifically, the first clear water tank 11 is provided with a first pressurizing device, and the first pressurizing device conveys water in the first clear water tank 11 into the second clear water tank 21; the first sewage tank 12 is provided with a second pressurizing device, and the first pressurizing device conveys sewage in the second sewage tank 22 into the first sewage tank 12; the second tank 22 is provided with third pressurizing means for sucking sewage of the surface to be cleaned into the second tank 22.

In order to store more clean water and sewage and reduce the times of artificial water adding and sewage discharging, the volume of the first clean water tank 11 is larger than that of the second clean water tank 21, the volume of the first sewage tank 12 is larger than that of the second sewage tank 22, the volumes of the second clean water tank 21 and the second sewage tank 22 can be reduced, the weight of the floor washing machine 2 is reduced, and the floor washing machine is more labor-saving when being pushed to use.

In order to prevent sewage in the first sewage tank 12 from overflowing, the first sewage tank 12 is provided with a control switch 5, the control switch 5 automatically controls sewage delivery through the water level of the first sewage tank 12, the control switch 5 comprises a buoy 51, the upper end of the first sewage tank 12 is provided with a third sewage port 122, the buoy 51 is rotationally connected to one side of the third sewage port 122 through a connecting rod 52, the connecting rod 52 is positioned above the third sewage port 122 and provided with a blocking cover 53, and the blocking cover 53 can move under the driving of the buoy 51 and can cover or open the third sewage port 122 after moving.

In the above embodiment, the second clean water tank 21 or the floor scrubber 2 is provided with the vent pipe 28, the vent pipe 28 extends up and down and can extend into the second clean water tank 21, the vent pipe 28 is provided with the vent hole 29 at the upper end, the lower end is communicated with the outside air, the vent hole 29 is located above the liquid level in the second clean water tank 21, so that the second clean water tank 21 is balanced with the outside air pressure, water is conveniently added and drained, and water can be prevented from flowing out from the vent hole 29.

Preferably, the second sewage tank 22 is provided with two water inlet holes 221, the two water inlet holes 221 are respectively connected with the first clean water tank 11 and the second clean water tank 21 through two independent first self-cleaning waterways, or the second sewage tank 22 is provided with only one water inlet hole 221, and the first self-cleaning waterway is provided with branches respectively connected with the first clean water tank 11 and the second clean water tank 21.

Specifically, the second sewage tank 22 includes a tank body 222 and a tank cover 223, the top and the bottom of the tank body 222 are respectively provided with a gas outlet 224 and a sewage inlet 225, the tank cover 223 is arranged on the gas outlet 224, the tank cover 223 is provided with a through air suction hole 226, the sewage inlet 225 is provided with a sewage pipe 227 extending upwards, the upper part of the sewage pipe 227 is provided with a water outlet 228, the upper part of the tank body 222 or the tank cover 223 is provided with a water spraying device, the water spraying device is provided with at least two water spraying holes 229, and each water spraying hole 229 sprays water along at least two different directions so as to self-clean the tank body 222.

In this embodiment, the water spraying ports 229 are arranged at intervals along the contour of the box 222/the box cover 223, and the opening direction of each water spraying port 229 is directed to the inner wall of the box 222, so that water is directly sprayed onto the wall surface of the box 222, and in order to prevent water from leaking out of the gap between the box 222 and the box cover 223 and from splashing after contacting the wall surface, the opening direction of the water spraying port 229 is arranged along the horizontal downward direction, so that the water sprayed from the water spraying port 229 washes the box 222 from top to bottom.

The lower end of the case cover 223 is provided with an annular water flow channel 230, the water flow channel 230 surrounds the outside of the air suction hole 226, the lower part of the water flow channel 230 is provided with a water spray hole 229, and the water spray hole 229 is positioned in the case body 222 after the case cover 223 is installed.

Preferably, the inclined guide section 231 is arranged below the water flow channel 230, the water spraying opening 229 is arranged on the guide section 231, and the sealing ring 232 is arranged above the outer side of the guide section 231.

In the above embodiment, the base station 1/floor washer 2 is provided with the self-cleaning member 32, the self-cleaning member 32 can squeeze/scrape the cleaner 31 for self-cleaning, the first clean water tank 11 is provided with the liquid of the separate second self-cleaning waterway or water spray channel for self-cleaning of the cleaner 31

Preferably, the base station 1 and the floor washing machine 2 are internally provided with control devices to automatically control the circulation between the waterways.

The working principle and the working process of each waterway of the base station 1 and the floor washing machine 2 are as follows:

when cleaning the surface to be cleaned, the second clean water tank 21 sprays water to the cleaner 31 or the surface to be cleaned through the water spraying path to wet the surface to be cleaned, the cleaner 31 wipes and cleans the surface to be cleaned, and the second sewage tank 22 recovers sewage on the surface to be cleaned through the recovery channel, so that cleaning of the surface to be cleaned is completed.

The floor cleaning machine 2 is placed on the base station 1, water is added into the first clean water tank 11 through a clean water channel, sewage in the second sewage tank 22 flows from a sewage channel to the first sewage tank 12, meanwhile, the first clean water tank 11 or the second clean water tank 21 sprays water into the second sewage tank 22 through a first self-cleaning water channel for self-cleaning, and clean water flows from the sewage channel to the first sewage tank 12 after flushing the second sewage tank 22.

The floor cleaning machine 2 can be selectively placed in the base station 1 or other positions to self-clean the cleaner 31, when the floor cleaning machine is arranged on the base station 1, the first clean water tank 11 sprays water to the cleaner 31 through a second self-cleaning waterway or the second clean water tank 21 through a water spraying waterway, the cleaner 31 self-cleans, and the self-cleaned water flows into the second sewage tank 22 through a recycling waterway; in other positions, the second clean water tank 21 sprays water through the water spraying waterway phase cleaner 31, the cleaner 31 performs self-cleaning, and the self-cleaned water flows into the second sewage tank 22 through the recycling waterway.

The foregoing description of the invention is merely exemplary of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides an electronic cleaning device with a plurality of water routes, includes basic station and washing machine, the basic station is equipped with first clear water tank and first sewage case, washing machine includes main part, second clear water tank and second sewage case, its characterized in that, accessible clear water way connection between first clear water tank and the second clear water tank, accessible sewage way connection between first sewage case and the second sewage case, the main part rotates and is connected with the cleaning head, the cleaning head is equipped with cleaner, spouts water route and retrieves the water route, spout the water of first clear water tank/second clear water tank with spray on the cleaner or wait to clean the surface, retrieve the water of water route will wait to clean the surface to first sewage tank/second sewage case, the second sewage case still is equipped with first automatically cleaning water route, first water route with first clear water tank/second clear water tank is connected in order to carry out self-cleaning to second sewage case water supply, the liquid flow of each water route is irreversible.

2. The electric cleaning apparatus with multiple waterways according to claim 1, wherein the base station/the floor scrubber is provided with a self-cleaning member which self-cleans the cleaner by squeezing/scraping, and the first clean water tank is provided with a separate second self-cleaning waterway or liquid of the water spray for self-cleaning of the cleaner.

3. An electric cleaning apparatus with multiple waterways according to claim 2, characterized in that the base station and/or the floor scrubber are provided with pressurizing means by which at least part of the waterway liquid is driven to flow.

4. A powered cleaning apparatus having multiple waterways as claimed in any one of claims 1 to 3, characterised in that the volume of the first clear water tank is greater than the volume of the second clear water tank, the volume of the first sewage tank is greater than the volume of the second sewage tank, and the first clear water tank and the first sewage tank are located in different positions and are not in communication with each other.

5. The electric cleaning device with the plurality of waterways according to claim 4, wherein the base station comprises a body and a charging pile, the first clean water tank and the first sewage tank are arranged on the body, the first clean water tank and the first sewage tank are respectively provided with a first clean water port and a first sewage port, the charging pile comprises a supporting seat and a supporting column, the supporting seat is used for parking a floor washer, a power supply interface for charging the floor washer is arranged at the top of the supporting column, and when the floor washer is parked on the supporting seat, the first clean water port, the first sewage port and the power supply interface can be connected with the floor washer.

6. The electric cleaning device with the plurality of waterways according to claim 5, wherein the first sewage tank is provided with a control switch, the control switch automatically controls sewage delivery through the water level of the first sewage tank, the control switch comprises a buoy, a third sewage port is arranged at the upper end of the first sewage tank, the buoy is rotatably connected to one side of the third sewage port through a connecting rod, a blocking cover is arranged above the third sewage port by the connecting rod, and the blocking cover can move under the driving of the buoy and can cover or open the third sewage port after the movement.

7. The electric cleaning device with the plurality of waterways according to claim 5, wherein the charging pile is rotatably connected with a movable cover, the movable cover is rotated downwards to open the power supply interface, when the floor scrubber is parked on the support seat, the charging plug of the floor scrubber drives the movable cover to rotate, the charging plug is matched with the power supply interface to charge, and the movable cover is provided with a torsion spring for automatic reset.

8. An electric cleaning apparatus with multiple waterways according to any one of claims 1-3, wherein the second clear water tank is provided with a vent pipe, the vent pipe extends up and down and can extend into the second clear water tank, the upper end of the vent pipe is provided with a vent hole, the lower end of the vent pipe is communicated with the outside air, and the vent hole is positioned above the liquid level in the second clear water tank.

9. An electric cleaning apparatus with multiple waterways according to any one of claims 1-3, characterized in that the second sewage tank comprises a tank body and a tank cover, the top and bottom of the tank body are respectively provided with a gas outlet and a sewage inlet, the tank cover is arranged on the gas outlet, the tank cover is provided with a through air suction hole, the sewage inlet is provided with a sewage pipe extending upwards, the upper part of the sewage pipe is provided with a water outlet, the upper part of the tank body or the tank cover is provided with a water spraying device, the water spraying device is provided with at least two water spraying holes, and each water spraying hole sprays water along at least two different directions so as to self-clean the tank body.

10. The electric cleaning apparatus with multiple waterways according to claim 9, wherein the lower end of the cover is provided with an annular water flow channel, the water flow channel surrounds the outside of the air suction hole, an inclined guiding section is arranged below the water flow channel, a water spray opening is arranged on the guiding section, and the water spray opening is positioned in the box body after the cover is installed.

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