CN113749577B

CN113749577B - Rechargeable full-automatic household floor washing system capable of changing water

Info

Publication number: CN113749577B
Application number: CN202110955408.4A
Authority: CN
Inventors: 马超; 李忠伟; 张哲�
Original assignee: Shenzhen Trifo Technology Co ltd
Current assignee: Shenzhen Trifo Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-11-15
Anticipated expiration: 2041-08-19
Also published as: CN113749577A

Abstract

The invention discloses a full-automatic household floor washing system capable of charging and changing water, which comprises a floor washing machine assembly and a charging and water changing assembly. The technical effects achieved are as follows: the charging contact arranged in the charging water changing assembly effectively provides a charging function for the floor washing machine assembly; by arranging the charging positioning column, the floor cleaning machine can be effectively ensured to reach the designated position in the charging and water changing processes, and the positioning precision of the floor cleaning machine assembly is improved; through the arrangement of the lifting water changing component, the functions of supplementing purified water and discharging sewage of the floor washing machine assembly are realized while charging is carried out; the device has high intelligent degree, high working efficiency and obviously reduced manufacturing cost.

Description

Rechargeable full-automatic household floor washing system capable of changing water

Technical Field

The invention relates to the technical field of ground washing systems, in particular to a rechargeable water-changing full-automatic household ground washing system.

Background

The robot for mopping the floor by the cloud whale is better sold in the market at present, the working mode of the robot is that the two cleaning cloths are arranged in front of the robot for mopping the floor in a rotating mode, the robot returns to a charging water changing device after a certain time, two water tanks (a clean water tank and a sewage tank) are arranged in the charging water changing device, the clean water tank sprays clean water onto the cleaning cloths to clean the cleaning cloths, and sewage is sucked into the sewage tank; after finishing, the machine is removed again for cleaning; the problem with this is that the more soiled the wipe is before cleaning; the floor cleaning effect is limited and it will wipe the dirty floor more evenly in case of local dirt on the floor.

A handheld floor washing machine is also available in the market, and the handheld floor washing machine is used for spraying water to the rolling brush and sucking away sewage during work. The disadvantages are as follows: the sewage tank and the clean water tank are not large in capacity, need to be replaced within 15 minutes, and have short endurance time.

The charging device is one of important parts of a household floor washing machine, two floor washing machines are mainly adopted in the prior art, one floor washing machine is a handheld floor washing machine, and the charging device has the defects that the capacities of a clear water tank and a charging pile sewage tank are small, the replacement is required to be completed through manual operation, the operation efficiency is low, and the intelligent degree is low; the other type is a fixed charging pile type floor washing machine, which has the defects that the charging pile structure is complex, the occupied space is large, the water purification and sewage replacement efficiency is low, only manual replacement can be realized, full-automatic replacement cannot be realized, and the replacement is not thorough.

Disclosure of Invention

Therefore, the invention provides a rechargeable water-changing full-automatic household floor washing system to solve the problems in the prior art.

In order to achieve the above-mentioned objects, the invention provides the following technical scheme:

according to the first aspect of the invention, the full-automatic household floor washing system with the functions of charging and water changing comprises a floor washing machine assembly and a charging and water changing assembly, when the floor washing machine assembly needs to be charged and water changed, the floor washing machine assembly moves into the charging and water changing assembly, and the charging and water changing assembly provides the floor washing machine assembly with a charging function and simultaneously provides the floor washing machine assembly with a clean water automatic supplementing function and a sewage automatic discharging function.

Further, the floor cleaning machine assembly includes the floor cleaning machine body, floor cleaning machine water purification case, filth separation water tank module, the round brush module, the battery, sewage case interface, water purification case interface and check valve, this internal floor cleaning machine water purification case of installing of floor cleaning machine, filth separation water tank module, round brush module and battery, the upper surface of floor cleaning machine body is provided with the water purification case interface with floor cleaning machine water purification case intercommunication, be provided with the check valve in the water purification case interface, the upper surface of floor cleaning machine body still is provided with the sewage case interface with filth separation water tank module intercommunication, the setting of floor cleaning machine water tank is on the upper portion of round brush module and for the round brush module supplyes the water purification, filth separation water tank module sets up at the rear portion of round brush module and carries out solid-liquid separation with the filth that the round brush module cleaned.

Furthermore, the charging and water changing assembly comprises a charging pile body, a lifting and water changing assembly, a charging positioning column, a charging contact, a charging pile water purification tank, a charging pile sewage tank, a water purification pump and a sewage pump; a floor cleaning machine accommodating cavity is formed in the lower portion of the charging pile body, a charging contact is arranged on the side wall of the floor cleaning machine accommodating cavity, and a charging positioning column is arranged at the bottom of the floor cleaning machine accommodating cavity; the upper surface that the scrubber holds the chamber is seted up jaggedly, and the upper portion that the scrubber holds the chamber is provided with the lift and trades the water subassembly, fills electric pile water purification case and fills electric pile sewage case, and the lower extreme that the lift trades the water subassembly is just to the breach setting, and the entry of water purification pump passes through the pipeline and fills electric pile water purification case intercommunication, and the export of water purification pump trades the water subassembly intercommunication through pipeline and lift, and the entry of sewage pump passes through the pipeline and trades the water subassembly intercommunication with the lift, and the export of sewage pump is used for the exhaust.

Furthermore, the floor washing machine assembly further comprises a UV lamp sterilization module, and the UV lamp sterilization module is arranged beside the rolling brush module; the floor cleaning machine assembly further comprises a rear centering sensor and a charging sheet, the rear centering sensor is arranged on the rear side of the floor cleaning machine body, and the charging sheet is arranged on two sides of the rear centering sensor respectively; the floor washing machine assembly further comprises a cliff sensor and a tof wall sensor, the tof wall sensor is arranged on the side surface of the floor washing machine body, and a plurality of cliff sensors are uniformly arranged on the side surface of the floor washing machine body; the floor cleaning machine assembly further comprises a camera, and the camera is arranged on the front side of the floor cleaning machine body; the floor cleaning machine assembly further comprises a turnover cover, the turnover cover is arranged at the top of the sewage tank interface in a turnover mode, and the turnover cover is connected with the upper surface of the floor cleaning machine body through a torsion spring; the floor cleaning machine assembly further comprises a water level sensor, and the water level sensors are respectively arranged in the floor cleaning machine water purification tank and the dirt separation water tank module.

Furthermore, the sewage separation water tank module of the floor washing machine assembly comprises a water tank main body, a dry-wet separation component, an upper cover, a turnover door component and a fan component, wherein a containing cavity with an open upper end is formed in the water tank main body; the sewage separation water tank module also comprises an HEPA module, the HEPA module is arranged at the upper part of the dry-wet separation assembly, and the fan port is communicated with a top cavity of the HEPA module; the turnover door assembly comprises a turnover plate, a sealing end cover, a magnetic suction piece and a balancing weight, wherein a hinged shaft hole is formed in the upper end of the turnover plate, a hinged shaft penetrates through the hinged shaft hole, the hinged shaft is rotatably connected above a sewage channel, the sealing end cover is arranged on the side surface of the turnover plate and used for plugging the sewage channel, the balancing weight is embedded in the turnover plate, and the magnetic suction piece is arranged at each of two ends of the turnover plate; the sewage separation water tank module also comprises a turnover electromagnetic valve, the turnover electromagnetic valve is arranged on the side wall of the water tank main body, an auxiliary turning plate is arranged at the edge of the turnover plate, an electromagnetic telescopic end of the turnover electromagnetic valve extends into the accommodating cavity of the water tank main body, and the electromagnetic telescopic end of the turnover electromagnetic valve is arranged right opposite to the auxiliary turning plate; the sewage separating water tank module also comprises a sewage recovery pipe, the upper end of the sewage recovery pipe is connected with the sewage recovery port, and the lower end of the sewage recovery pipe extends into the bottom of the inner accommodating cavity of the water tank main body; the sewage separation water tank module also comprises a wind power conveying bent pipe, the lower end of the wind power conveying bent pipe is connected with a fan port, and the upper end of the wind power conveying bent pipe extends into the upper part of the HEPA module; the dirt separation water tank module also comprises a sealing ring, and the sealing ring is arranged at the joint of the HEPA module and the open end of the water tank main body; the sewage separating water tank module further comprises a clamping plate and a clamping bulge, the clamping bulge is arranged on the outer side wall of the water tank main body, the upper end of the clamping plate is hinged to the edge of the upper cover, and the clamping plate is in clamping fit with the clamping bulge; the sewage separation water tank module also comprises an elastic pressing part and a pressing reset spring, the elastic pressing part is connected in a groove on the outer side wall of the water tank main body in a sliding manner, the pressing reset spring is arranged between the lower end of the elastic pressing part and the bottom of the groove on the outer side wall of the water tank main body, and a protrusion on the top of the elastic pressing part penetrates through the upper cover; the dry-wet separation assembly comprises an upper box body and a lower box body, the upper box body is connected with the lower box body in a buckling mode, a plurality of water permeable holes are formed in the bottom of the lower box body, and a plurality of air holes are formed in the side wall of the upper box body.

Furthermore, the roller brush module of the floor washing machine assembly comprises a shell, a roller brush body, a sewage scraper blade, a purified water filling hole, a sewage pipeline, a roller brush return spring, a roller brush driving motor and a rotating shaft, wherein a hollow accommodating cavity is formed in the shell; the rolling brush module of the floor cleaning machine assembly further comprises a baffle plate, the baffle plate is arranged above the sewage scraping plate and is abutted against the outer peripheral side of the rolling brush body, and the purified water filling hole is formed between the baffle plate and the sewage scraping plate; the upper part of the sewage pipeline is provided with a corrugated pipe section; the rolling brush module of the floor washing machine assembly further comprises a floor scraping plate, the floor scraping plate is arranged below an inlet of the sewage pipeline, and the floor scraping plate is obliquely arranged with the horizontal plane.

Furthermore, the floor cleaning machine assembly further comprises an angle pin, an open clamping groove is formed in the lower surface of the water tank main body, and the angle pin is arranged on the upper surface, contacting with the water tank main body, of the floor cleaning machine body; when the floor washing machine body and the water tank main body are both placed in the forward direction, the taper pin is separated from the clamping groove; when the floor washing machine body and the water tank main body are reversely placed, the inclined pin is clamped in the clamping groove; the number of the oblique pins is at least one, the number of the clamping grooves is the same as that of the oblique pins, and the oblique pins and the clamping grooves are arranged in a one-to-one correspondence manner; the upper surface that the floor cleaning machine body contacted water tank main part is provided with the holding tank, and the taper pin sets up in the holding tank.

Furthermore, the lifting water changing assembly of the charging water changing assembly comprises a mounting seat, a lifting motor, a screw rod, a lifting block, a purified water supply pipe, a flip cover driving rod and a sewage pumping pipe; the installation seat is fixed in the charging pile body, the lifting motor is installed at the upper end of the installation seat, an output shaft of the lifting motor is downward arranged and connected with the screw rod, the screw rod is in threaded connection with the lifting block, the lifting block is simultaneously provided with a purified water supply pipe, a flip cover driving rod and a sewage back-pumping pipe, the purified water supply pipe is connected with a charging pile purified water tank through a purified water pump, the sewage back-pumping pipe is communicated with a charging pile sewage tank through a pipeline, and the charging pile sewage tank is communicated with a sewage pump through a pipeline; the lifting water changing assembly further comprises a lower limit travel switch and an upper limit travel switch, the side face of the mounting seat is provided with the lower limit travel switch and the upper limit travel switch respectively, and the upper limit travel switch is located above the lower limit travel switch.

Furthermore, the charging and water changing assembly also comprises a water injection and air exchange valve, and the lower end of the purified water supply pipe is provided with the water injection and air exchange valve; the charging and water changing assembly further comprises a three-way joint, a ventilation electromagnetic valve and a flowmeter, the charging pile water purification tank is connected with a first end of the three-way joint through a pipeline, the ventilation electromagnetic valve is arranged at a second end of the three-way joint, a third end of the three-way joint is connected with an inlet of a water purification pump through a pipeline, an outlet of the water purification pump is connected with the flowmeter, and the flowmeter is connected with the upper end of a water purification supply pipe through a pipeline; the charging water changing assembly further comprises a water suction pipe and a filter head, the first end of the three-way joint is connected with the upper end of the water suction pipe, the lower end of the water suction pipe extends into the bottom of the charging pile water purification tank, and the filter head is arranged at the lower end of the water suction pipe; the charging water changing assembly further comprises a floating limiting component, and the floating limiting component is arranged at the upper end of the charging pile sewage tank.

Furthermore, the charging pile water purification tank and the charging pile sewage tank are both vertically taken out; or the charging pile water purification tank and the charging pile sewage tank are both in a turnover taking-out mode.

The invention has the following advantages: the charging contact arranged in the charging water changing assembly effectively provides a charging function for the floor washing machine assembly; by arranging the charging positioning column, the floor cleaning machine can be effectively ensured to reach a specified position in the charging and water changing processes, and the positioning precision of the floor cleaning machine assembly is improved; through the arrangement of the lifting water changing component, the functions of supplementing purified water and discharging sewage of the floor washing machine assembly are realized while charging is carried out; the device has high intelligent degree, high working efficiency and obviously reduced manufacturing cost.

Drawings

Fig. 1 is an overall structural diagram of a rechargeable water-changing full-automatic household floor-washing system according to some embodiments of the present invention.

FIG. 2 is a top view of the internal structure of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 3 is a side view of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 4 is a top view of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 5 is a perspective view of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 6 is a perspective view of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 7 is a cross-sectional view of a roll brush module of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 8 is a side view of a roll brush module of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 9 is a top view of a roll brush module of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

Fig. 10 is a first perspective view of a roll brush module of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

Fig. 11 is a second perspective view of a roll brush module of a floor washing machine assembly of a fully automatic rechargeable water-changing home floor washing system according to some embodiments of the present invention.

Fig. 12 is an exploded perspective view of a roll brush module of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 13 is a first expanded perspective view of a dirt separation tank of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 14 is a second perspective expanded view of a dirt separation tank of a floor scrubber assembly of a fully automatic rechargeable water change home floor scrubbing system according to some embodiments of the present invention.

FIG. 15 is a perspective view of a dirt separation tank of a floor scrubber assembly of a fully automatic, rechargeable and water-changing home floor scrubbing system according to some embodiments of the present invention.

FIG. 16 is a perspective view of a dirt separation tank of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

FIG. 17 is a schematic view of an open tilt door assembly of a dirt separation tank of a fully automatic household floor washing system with rechargeable water change according to some embodiments of the present invention.

FIG. 18 is a schematic view of a dump door assembly of a dirt separation tank of a fully automatic household floor washing system with rechargeable water change according to some embodiments of the present invention.

FIG. 19 is a partial block diagram of a dirt separation tank of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

Fig. 20 is a perspective view of a device for mistakenly taking out a water tank body of a floor washing machine assembly of a fully automatic household floor washing system with rechargeable water exchange according to some embodiments of the present invention.

Fig. 21 is a perspective view of a water tank body of a device for taking out a water tank body of a floor washing machine assembly of a fully automatic household floor washing system capable of charging and changing water according to some embodiments of the present invention.

Fig. 22 is a plan view of a water tank body erroneous-extraction device of a floor washing machine assembly of a fully automatic household floor washing system with rechargeable water change according to some embodiments of the present invention.

Fig. 23 is a partial structural view of a water tank body mistaken-taking out device of a floor washing machine assembly of a fully automatic household floor washing system capable of charging and changing water according to some embodiments of the invention.

FIG. 24 is an enlarged view of a portion of a water tank body erroneous-removal device of a floor washing machine assembly of a fully automatic household floor washing system with rechargeable water change according to some embodiments of the present invention.

FIG. 25 is an enlarged view of a portion of a water tank body erroneous-removal device of a floor washing machine assembly of a fully automatic household floor washing system with rechargeable water change according to some embodiments of the present invention.

FIG. 26 is a sectional view of a scrubber assembly of a fully automatic home scrubber system with rechargeable water change according to some embodiments of the present invention.

Fig. 27 is a structural diagram illustrating a vertical taking-out mode of a charging pile water purification tank and a charging pile sewage tank of a charging and water changing assembly of a fully automatic household floor washing system capable of charging and changing water according to some embodiments of the present invention.

Fig. 28 is a structural diagram illustrating a structure of a charging pile water purification tank and a charging pile sewage tank of a charging and water changing assembly of a fully automatic household floor washing system capable of charging and changing water in a turning and taking manner according to some embodiments of the present invention.

Fig. 29 is a perspective view of a water charging and changing assembly of a fully automatic household floor washing system with rechargeable water changing function according to some embodiments of the present invention.

Fig. 30 is a perspective view of a water charging and changing assembly of a fully automatic household floor washing system with rechargeable water changing according to some embodiments of the present invention.

Fig. 31 is a perspective view of a water charging and changing assembly of a fully automatic household floor washing system with rechargeable water changing function according to some embodiments of the present invention.

Fig. 32 is a partial perspective view of a water charging and changing assembly of a fully automatic household floor washing system with water charging and changing functions according to some embodiments of the present invention.

Fig. 33 is a partial perspective view of a water charging and changing assembly of a fully automatic household floor washing system with water charging and changing functions according to some embodiments of the present invention.

Fig. 34 is a structural diagram of a water changing assembly of a rechargeable water changing full-automatic household floor washing system according to some embodiments of the present invention.

Fig. 35 is a structural view of a charging pile water purification tank and a charging pile sewage tank of a charging and water changing assembly of a fully automatic household floor washing system capable of charging and changing water in an overturning and taking mode according to some embodiments of the present invention.

In the figure: a. a charging and water changing assembly, b, a floor washing machine assembly, 1, a floor washing machine clean water tank, 2, a dirt separation water tank module, 3, a floor washing machine body, 4, a sewage tank interface, 5, a clean water tank interface, 6, a flip cover, 7, a storage battery, 8, a rear centering sensor, 9, a charging sheet, 10, a camera, 11, a cliff sensor, 12, a loudspeaker, 13, a tof along-wall sensor, 14, a side brush, 15, a universal wheel, 16, a floating limit component, 17, a water suction pipe, 18, a filter head, 19, a clean water pump, 20, a three-way connector, 21, a flowmeter, 22, a first guide groove, 23, a second guide groove, 24, a ventilation electromagnetic valve, 25, a sewage pump, 41, a mounting seat, 42, a lifting motor, 43, a screw, 44, a lifting block, 45, a clean water supply pipe, 46, a flip cover driving rod, 47, a sewage back-pumping pipe, 48, a lower limit switch, 49 and an upper limit switch, 50, a water injection and ventilation valve 51, a charging pile body 52, a floor cleaning machine accommodating cavity 53, a charging positioning column 54, a lifting water changing assembly 55, a charging contact 56, a first overturning shell 57, a second overturning shell 58, a first fixing shell 59, a second fixing shell 60, a first rotating shaft 61, a second rotating shaft 62, a first limiting shaft 63, a second limiting shaft 64 and a charging pile water purifying box, 65, charging pile sewage tank, 101, shell, 102, rolling brush body, 103, sewage scraper, 104, purified water filling hole, 105, baffle, 106, floor scraper, 107, sewage pipeline, 108, rolling brush return spring, 109, rotating shaft, 110, rolling brush driving motor, 201, water tank main body, 202, sewage recovery opening, 203, sewage channel, 204, fan opening, 205, dry-wet separation component, 206, HEPA module, 207, upper cover, 208, upset door subassembly, 209, upset solenoid valve, 210, the flexible end of electromagnetism, 211, fan subassembly, 212, sewage recovery pipe, 213, wind-force transport return bend, 214, returning face plate, 215, end cover, 216, balancing weight, 217, articulated shaft hole, 218, supplementary board, 219, joint board, 220, joint arch, 221, the upper box body, 222, lower box body, 223, elasticity are pressed the portion, 224, press reset spring, 302, the draw-in groove, 304, the taper pin, 305, the holding tank.

Detailed Description

As shown in fig. 1 to 35, in an embodiment of the first aspect of the present invention, a fully automatic household floor washing system with rechargeable water exchange function includes a floor washing machine assembly b and a charging water exchange assembly a, when the floor washing machine assembly b needs to be charged and exchanged with water, the floor washing machine assembly b moves into the charging water exchange assembly a, and the charging water exchange assembly a provides a charging function for the floor washing machine assembly b, and simultaneously provides an automatic water replenishing function for the floor washing machine assembly b and an automatic sewage draining function for the floor washing machine assembly b; the charging contact arranged in the charging water changing assembly effectively provides a charging function for the floor washing machine assembly; by arranging the charging positioning column, the floor cleaning machine can be effectively ensured to reach the designated position in the charging and water changing processes, and the positioning precision of the floor cleaning machine assembly is improved; through the arrangement of the lifting water changing component, the functions of supplementing purified water and discharging sewage of the floor washing machine assembly are realized while charging is carried out; the intelligent degree of this device is high, and work efficiency is high, and manufacturing cost is showing and is reducing.

Optionally, as shown in fig. 2 to 26, in some embodiments, the floor washing machine assembly b includes a floor washing machine body 3, a floor washing machine clean water tank 1, a dirt separation water tank module 2, a rolling brush module, a storage battery 7, a sewage tank interface 4, a clean water tank interface 5 and a one-way valve, the floor washing machine body 3 is internally provided with the floor washing machine clean water tank 1, the dirt separation water tank module 2, the rolling brush module and the storage battery 7, the upper surface of the floor washing machine body 3 is provided with the clean water tank interface 5 communicated with the floor washing machine clean water tank 1, the clean water tank interface 5 is internally provided with the one-way valve, the upper surface of the floor washing machine body 3 is further provided with the sewage tank interface 4 communicated with the dirt separation water tank module 2, the floor washing machine clean water tank 1 is arranged at the upper part of the rolling brush module and supplies clean water to the rolling brush module, and the dirt separation water tank module 2 is arranged at the rear part of the rolling brush module and performs solid-liquid separation on the dirt cleaned by the rolling brush module; a water purification tank 1 and a dirt separation water tank module 2 of the floor washing machine are carried on the floor washing machine body 3, clear water is sprayed onto a rolling brush of a rolling brush module rotating at a high speed under the action of a water pump and a spray pipe, so that the rolling brush is soaked and the concentration of dirt on the rolling brush is diluted, then a water scraping plate is arranged at the upper end of the rolling brush, and the water scraping plate penetrates into bristles of the rolling brush to extrude moisture in the wet rolling brush, so that the function of washing the bristles of the rolling brush is achieved; the washed dirty water flows downwards to the position near the water suction port, and the other end of the water suction port is provided with a water suction fan for sucking the sewage into a sewage tank; the rolling brush can always contact the ground with the cleanest wet bristles by rotating and reciprocating in the way (the bristle part with dirty objects is flushed by water; the technical effects achieved by the above embodiment are as follows: the floor cleaning machine has the advantages of high automation degree, remarkably improved cleaning effect on the ground, compact structure and high cleaning cleanliness.

Optionally, as shown in fig. 2 to 26, in some embodiments, the charging and water changing assembly a includes a charging pile body 51, a lifting and water changing assembly 54, a charging positioning column 53, a charging contact 55, a charging pile clean water tank 64, a charging pile sewage tank 65, a clean water pump 19 and a sewage pump 25; a floor cleaning machine accommodating cavity 52 is formed in the lower portion of the charging pile body 51, a charging contact 55 is arranged on the side wall of the floor cleaning machine accommodating cavity 52, and a charging positioning column 53 is arranged at the bottom of the floor cleaning machine accommodating cavity 52; a gap is formed in the upper surface of the accommodating cavity 52 of the floor washing machine, a lifting water changing assembly 54, a charging pile water purification tank 64 and a charging pile sewage tank 65 are arranged on the upper portion of the accommodating cavity 52 of the floor washing machine, the lower end of the lifting water changing assembly 54 is arranged opposite to the gap, the inlet of the water purification pump 19 is communicated with the charging pile water purification tank 64 through a pipeline, the outlet of the water purification pump 19 is communicated with the lifting water changing assembly 54 through a pipeline, the inlet of the sewage pump 25 is communicated with the lifting water changing assembly 54 through a pipeline, and the outlet of the sewage pump 25 is used for exhausting air; the water purification pump 19 is used for injecting clear water in the charging pile water purification tank 64 in the charging pile body 51 into the charging pile water purification tank of the floor washing machine, and the sewage pump 25 is used for pumping sewage in the charging pile sewage tank of the floor washing machine into the charging pile sewage tank 65 of the charging pile body 51; in the working process of the embodiment, when the floor cleaning machine reaches the position set by the charging pile, the charging pile and the floor cleaning machine obtain on-site signals, the floor cleaning machine stops moving, the purified water supply pipe 45 and the sewage pumping-back pipe 47 in the charging pile body 51 are driven by the lifting water-changing assembly 54 to move downwards and are respectively inserted into a clean water port of a purified water tank of the charging pile of the floor cleaning machine and a sewage port of a sewage tank of the charging pile, then the purified water pump 19 is started to inject clean water into the clean water tank of the floor cleaning machine, the sewage pump 25 is started to pump out sewage in the floor cleaning machine, a water level sensor is arranged in the clean water tank in the floor cleaning machine, the floor cleaning machine informs the charging pile to stop injecting water when the water level reaches the corresponding position, and the water pumping function is stopped when the sewage tank of the charging pile of the floor cleaning machine is known to have no sewage; after the floor washing machine finishes the actions of water injection and water pumping, the clean water supply pipe 45 and the sewage back-pumping pipe 47 are respectively separated from the floor washing machine under the driving of the lifting water-changing assembly 54, and a clean water tank and a sewage tank port of the charging pile of the floor washing machine are closed.

In the above embodiment, the charging pile knows that the sewage in the scrubber is completely pumped out and can be realized by one or more of the following modes: A. a water level sensor is arranged in a sewage tank in the floor washing machine, and when the sewage level is lower than a set position, the floor washing machine sends a signal to the charging pile; B. the current value of the sewage pump 25 in the charging pile is greatly different when pumping water, and the water level state in the sewage tank of the charging pile of the floor washing machine can be judged by detecting the working current of the sewage pump 25; C. be equipped with the flowmeter in the floor cleaning machine or the electric pile that fills, through the numerical value of flowmeter, judge the water level state in the electric pile sewage case that fills of floor cleaning machine.

In the embodiment, after the floor cleaning machine returns to the pile, the positioning is carried out in a signal induction mode, only the function of contacting with the charging contact 55 to charge can be achieved, but the position of the floor cleaning machine in the charging pile cannot be accurately positioned, the relative position of the charging pile and the floor cleaning machine can be accurately positioned by arranging the charging positioning column 53, so that the exchange of purified water and sewage is carried out, the sewage in the floor cleaning machine is guided into the charging pile, and the purified water in the charging pile is supplemented into the floor cleaning machine; when the floor cleaning machine returns to the pile, the floor cleaning machine linearly enters the charging pile in a signal positioning mode, after the machine body enters the charging pile, two charging positioning columns 53 in the charging pile can enter a positioning groove of the machine body of the floor cleaning machine, and when the charging positioning columns 53 on the two sides enter the positioning groove, the relative positions of the floor cleaning machine and the charging pile are accurately positioned; the technical effects achieved by the above embodiment are as follows: according to the charging water changing device of the household floor washing machine, a charging function is effectively provided for the floor washing machine through the charging contact arranged in the charging pile body; by arranging the charging positioning column, the floor cleaning machine is effectively ensured to reach a specified position in the charging and water changing process, and the positioning precision of the floor cleaning machine is improved; the functions of opening the upper cover of the floor washing machine, supplementing purified water and discharging sewage are realized through the arrangement of the lifting water changing assembly; the device has high intelligent degree, high working efficiency and obviously reduced manufacturing cost.

Optionally, as shown in fig. 2 to 26, in some embodiments, the scrubber assembly b further includes a UV lamp sterilizing module, and the UV lamp sterilizing module is disposed beside the rolling brush module, so as to perform ultraviolet sterilization after the rolling brush is washed; the floor cleaning machine assembly b further comprises a rear centering sensor 8 and a charging sheet 9, the rear centering sensor 8 is arranged on the rear side of the floor cleaning machine body 3, and the charging sheet 9 is respectively arranged on two sides of the rear centering sensor 8; the floor washing machine assembly b further comprises a cliff sensor 11 and a tof wall sensor 13, the tof wall sensor 13 is arranged on the side surface of the floor washing machine body 3, and the plurality of cliff sensors 11 are uniformly arranged on the side surface of the floor washing machine body 3; the floor cleaning machine assembly b further comprises a camera 10, and the camera 10 is arranged on the front side of the floor cleaning machine body 3; the floor cleaning machine assembly b further comprises a turnover cover 6, the turnover cover 6 is arranged at the top of the sewage tank interface 4 in a turnover mode, and the turnover cover 6 is connected with the upper surface of the floor cleaning machine body 3 through a torsion spring; the floor cleaning machine assembly b also comprises a water level sensor, and the water level sensors are respectively arranged in the floor cleaning machine water purification tank 1 and the dirt separation water tank module 2; after the floor cleaning machine body 3 finds the charging water changing device, centering, piling and positioning are carried out through related sensors (the floor cleaning machine and the charging water changing device are respectively provided with an infrared sensor); a sensor on the scrubber can detect that the scrubber has reached the charging water changing device, and then deceleration alignment is carried out. This may be determined by one or more of the following: A. the sidewall of the machine is provided with a tof wall-following sensor 13, and the corresponding sidewall of the charging water-changing device can be designed with a concave-convex structure, so that the position of the machine on the charging water-changing device can be judged by detecting regular and different distance data; B. the lower end of the machine is provided with a light stream sensor, the corresponding position of the charging water changing device is marked by special materials, and the position of the charging water changing device where the machine is located can be judged after the light stream crosses the mark; C. a hall sensor is arranged in the machine, magnetic stripes are arranged at corresponding positions in the charging and water changing device, and when the hall approaches the magnetic stripes, the hall triggers to judge the position of the machine; D. the position of the machine can be judged by contacting the charging sheet 9 of the machine with the charging sheet of the charging water changing device; E. the ultrasonic sensor on the accessible floor cleaning machine discerns to charge and trades the water installation and go up special material, according to the wave form of receiving feedback data, can judge the machine position.

There are a plurality of guide slots in the machine bottom surface, have the guide post on charging trades the water installation, the guide slot along the guide post motion: the charging water-changing device is internally provided with an air pump, a water pump, a guide pipe lifting mechanism, a clean water tank and a sewage tank, and is used for injecting clean water in the clean water tank of the charging water-changing device into the clean water tank 1 of the floor washing machine carried by the floor washing machine body 3; pumping sewage in a sewage tank of the sewage separation water tank module 2 carried by the floor washing machine body 3 into a sewage tank of the charging water changing device, wherein the process is realized by connecting a clean water pipe, a water pump, a sewage pipe and an air pump respectively; the specific implementation process is as follows: when the floor washing machine body 3 reaches the position set by the charging water changing device, the charging water changing device and the floor washing machine body 3 obtain position signals, the floor washing machine body 3 stops moving, a clean water pipe and a sewage pipe which are connected with a clean water tank and a sewage tank in the charging water changing device are driven by a guide pipe lifting mechanism to move downwards and are respectively inserted into a clean water tank interface 5 and a sewage tank interface 4 of the floor washing machine body 3, then a water pump is started to inject clean water into the clean water tank, and an air pump is started to pump away sewage in the floor washing machine through the sewage pipe; a water level sensor is arranged in a clear water tank of the floor washing machine, and the floor washing machine informs the charging water changing device to stop water injection after the water level reaches a corresponding position; when the charging water changing device knows that the sewage tank of the floor washing machine does not contain sewage, the water pumping function is stopped.

The charging water changing device can know that the sewage in the floor washing machine is completely pumped out in one or more of the following modes: A. a water level sensor is arranged in a sewage tank of the sewage separation water tank module 2 in the floor washing machine, and when the sewage level is lower than a set position, the floor washing machine sends a signal to the charging water changing device; B. the current value of an air pump in the charging water-changing device is greatly different when pumping water, and the water level state in a sewage tank of the scrubber can be judged by detecting the working current of the air pump; C. a flow meter is arranged in the floor washing machine or the charging water changing device, and the water level state in the sewage tank is judged according to the numerical value of the flow meter; after the floor cleaning machine finishes the actions of water injection and water pumping, the clean water pipe and the sewage pipe are respectively separated from the floor cleaning machine under the driving of the guide pipe lifting mechanism, the clean water tank interface 5 and the sewage tank interface 4 of the floor cleaning machine are closed (which can be realized by a one-way valve or other sealing modes, and after the above contents are finished, the floor cleaning machine goes out of the charging water changing device to continuously finish the work of cleaning the ground.

The floor cleaning machine further comprises a horn 12, wherein the horn 12 is arranged on the side surface of the floor cleaning machine body 3; the beneficial effects of the above alternative embodiment are: the camera 10 is arranged, so that the walking route can be observed timely, and the loudspeaker 12 is arranged, so that the voice broadcasting and alarming functions are realized; one-way valves can be respectively arranged in the sewage tank interface 4 and the purified water tank interface 5, or a common flip cover 6 is arranged at the tops of the sewage tank interface 4 and the purified water tank interface 5; the beneficial effects of the above alternative embodiment are: by arranging the flip cover 6, the protection effect on the sewage tank interface 4 is realized.

One or a plurality of water level sensors are arranged in the water purifying tank 1 of the floor washing machine, and when the water level is below the water level sensors; the water level in the sewage tank of the sewage separation water tank module 2 reaches above a plurality of water level sensors; when the controller detects any one of the signals, the machine returns to the charging water changing device to change water; when the floor washing machine possibly encounters a state that an obstacle needs to be crossed or jolt in the walking process, if the water in the sewage tank is more but not reaches the set water level sensor, false alarm is possibly generated, false alarm information can be eliminated through a logic algorithm, and a signal indicating that the sewage tank is fully activated is judged to be full by triggering a signal within a certain time or for a long time or at a certain frequency; the beneficial effects of the above alternative embodiment are: through setting up level sensor, realized the real-time supervision to scrubber water purification tank 1 and filth separation water tank module 2, can be timely return to charge in the moisturizing device and supply water to the water purification and discharge sewage.

The floor cleaning machine further comprises a side brush 14 and a universal wheel 15, wherein the universal wheel 15 is arranged on the bottom surface of the floor cleaning machine body 3, the side brush 14 is located beside the universal wheel 15, the floor cleaning machine further comprises a main board, all the electronic components are electrically connected with the main board, a front collision and front collision trigger switch is arranged on the front side of the floor cleaning machine body 3, two walking wheels which are driven independently are arranged on the lower surface of the floor cleaning machine body 3, and a switch and a function key are arranged on the upper surface of the floor cleaning machine body 3; in addition, the device also comprises a wheel-off switch, an ultrasonic sensor, a cooling fan and the like.

Optionally, as shown in fig. 2 to 26, in some embodiments, the dirt-separating water tank module 2 of the floor washing machine assembly b includes a water tank main body 201, a dry-wet separating assembly 205, an upper cover 207, a turnover door assembly 208 and a fan assembly 211, an accommodating cavity with an open upper end is formed in the water tank main body 201, the dry-wet separating assembly 205 and the turnover door assembly 208 are installed in the water tank main body 201, the upper cover 207 is fastened at the open end of the accommodating cavity, a sewage recovery port 202, a dirt channel 203 and a fan port 204 are respectively formed in a side wall of the water tank main body 201, the dirt channel 203 is communicated with an inner cavity of the dry-wet separating assembly 205, the sewage recovery port 202 is communicated with the bottom of the accommodating cavity in the water tank main body 201 through a pipeline, the fan port 204 is communicated with the top of the accommodating cavity, the fan port 204 is installed with the fan assembly 211, and the turnover door assembly 208 is adsorbed at the dirt channel 203; the fan assembly 211 of the above embodiment is a negative pressure fan, the dry-wet separation assembly 205 includes a dry-wet separation filter screen in any form, the turnover door assembly 208 is disposed at the dirt passage 203 through magnetic adsorption, or can be elastically connected to the dirt passage 203 through a torsion spring, during operation, the fan assembly 211 generates negative pressure, then negative pressure is generated inside the water tank main body 201, under the action of the negative pressure, the turnover door assembly 208 is turned over and opened, then a mixture of sewage and dirt enters the dry-wet separation assembly 205 through the dirt passage 203, wherein the sewage is filtered by the dry-wet separation assembly 205, then discharged to the bottom of the accommodating cavity of the water tank main body 201, then discharged through the sewage recovery port 202, and solid particles are retained in the dry-wet separation assembly 205; the beneficial effects of the above alternative embodiment are: the dry-wet quick separation between the recovered dirt and the residue in the floor washing process is realized, and the safety and the stability of the work of the fan are ensured; through the setting of upset door subassembly 208, guaranteed when the water tank is followed the machine upset, the sewage is not flowed backward from filth passageway 203 and is excessive.

The dirt separation water tank module 2 further comprises an HEPA module 206, the HEPA module 206 is arranged at the upper part of the dry-wet separation assembly 205, and the fan port 204 is communicated with a top cavity of the HEPA module 206; the HEPA module 206 belongs to a mature module of the prior art, also called HEPA filter, which is the core of the biosafety cabinet, the HEPA filter is a disposable dry type high efficiency air filter made of laminated borosilicate microfiber, like paper; through the arrangement, the HEPA module 206 is used for carrying out secondary filtration on water vapor, particle dust and the like, so that the safety and stability of the fan in working are ensured; a quick change of the HEPA module 206 is achieved.

The turnover door assembly 208 comprises a turnover plate 214, a sealing end cover 215, a magnetic piece and a balancing weight 216, wherein a hinge shaft hole 217 is formed in the upper end of the turnover plate 214, a hinge shaft penetrates through the hinge shaft hole 217, the hinge shaft is rotatably connected above the dirt channel 203, the sealing end cover 215 is arranged on the side surface of the turnover plate 214, the sealing end cover 215 is used for plugging the dirt channel 203, the balancing weight 216 is embedded in the turnover plate 214, and the magnetic piece is respectively arranged at two ends of the turnover plate 214; in an initial state, the sealing end cover 215 realizes timely and effective reset of the turnover plate 214 under the action of the gravity of the balancing weight 216, and when the fan assembly 211 is opened, the turnover door assembly 208 is turned over and opened under the action of negative pressure generated by the fan assembly 211; the magnetic part of the embodiment is a magnet or iron; when magnets are arranged in holes at two ends of the turnover plate 214, iron or magnets with opposite magnetic poles to those of the turnover plate 214 are correspondingly arranged on the side wall of the water tank main body 201; when iron is arranged in the holes at the two ends of the turnover plate 214, the side wall of the water tank main body 201 is correspondingly provided with a magnet; by arranging the magnetic attraction piece, the sealing end cover 215 is attached to the dirt channel 203 under the action of magnetic attraction; the auxiliary reset of the turnover plate 214 is realized by adopting the structural form of adsorption of the balancing weight 216; when the flip door assembly 208 is opened at an angle or distance, the attraction of the magnet is substantially reduced, and the energy loss required by the fan to overcome the reset potential of the flip door is substantially reduced.

The sewage separation water tank module 2 further comprises a turnover electromagnetic valve 209, the turnover electromagnetic valve 209 is installed on the side wall of the water tank main body 201, an auxiliary turning plate 218 is arranged at the edge of the turnover plate 214, an electromagnetic telescopic end 210 of the turnover electromagnetic valve 209 extends into a containing cavity of the water tank main body 201, and the electromagnetic telescopic end 210 of the turnover electromagnetic valve 209 is arranged over against the auxiliary turning plate 218; when the power supplied by the host computer to the fan assembly 211 is insufficient, the power of the fan is reduced, the negative pressure in the water tank main body 201 is small, and the turnover door assembly 208 cannot be completely opened, and at the moment, the auxiliary turning plate 218 arranged on the turnover door assembly 208 is ejected out under the action of the turnover electromagnetic valve 209, so that the complete opening of the turnover door assembly 208 is ensured; by providing the flip solenoid valve 209, the reliability of the opening of the flip door assembly 208 is further improved.

The sewage separation tank module 2 further comprises a sewage recovery pipe 212, the upper end of the sewage recovery pipe 212 is connected with the sewage recovery port 202, and the lower end of the sewage recovery pipe 212 extends into the bottom of the inner accommodating cavity of the tank main body 201; the sewage recovery pipe 212 is of a bent pipe structure; the beneficial effects of the above alternative embodiment are: by providing the sewage recovery pipe 212, the quick discharge of the sewage in the tank main body 201 is realized.

The dirt separation water tank module 2 further comprises a wind power conveying bent pipe 213, the lower end of the wind power conveying bent pipe 213 is connected with the fan port 204, and the upper end of the wind power conveying bent pipe 213 extends into the upper part of the HEPA module 206; the wind conveying elbow 213 is an air flow channel bent upwards; the beneficial effects of the above alternative embodiment are: through setting up wind-force and carrying return bend 213, realized conducting the negative pressure air current of fan subassembly 211 to the top of HEPA module 206 fast.

The sewage separation water tank module 2 further comprises a sealing ring, and the sealing ring is arranged at the joint of the HEPA module 206 and the open end of the water tank main body 201; the sealing ring is made of rubber or silica gel and the like; the beneficial effects of the above alternative embodiment are: through setting up the sealing washer, make sewage and air move according to the route of design.

The sewage separation water tank module 2 further comprises a clamping plate 219 and a clamping protrusion 220, the clamping protrusion 220 is arranged on the outer side wall of the water tank main body 201, the upper end of the clamping plate 219 is hinged to the edge of the upper cover 207, and the clamping plate 219 is in clamping fit with the clamping protrusion 220; the locking and closing of the upper cover 207 to the open end of the water tank main body 201 are realized by arranging the clamping plate 219 and the clamping protrusion 220.

The sewage separation water tank module 2 further comprises an elastic pressing part 223 and a pressing reset spring 224, the elastic pressing part 223 is connected in a groove on the outer side wall of the water tank main body 201 in a sliding mode, the pressing reset spring 224 is arranged between the lower end of the elastic pressing part 223 and the bottom of the groove on the outer side wall of the water tank main body 201, and a top bulge of the elastic pressing part 223 penetrates through the upper cover 207; the dry-wet separation assembly 205 comprises an upper box body 221 and a lower box body 222, the upper box body 221 is connected with the lower box body 222 in a buckling manner, a plurality of water permeable holes are formed in the bottom of the lower box body 222, and a plurality of air permeable holes are formed in the side wall of the upper box body 221.

Optionally, as shown in fig. 2 to 26, in some embodiments, the roller brush module of the floor washing machine assembly b includes a housing 101, a roller brush body 102, a sewage scraper 103, a purified water filling hole 104, a sewage conduit 107, a roller brush return spring 108, a roller brush driving motor 110, and a rotating shaft 109, a hollow accommodating cavity is provided in the housing 101, two ends of the roller brush body 102 are rotatably connected in the accommodating cavity of the housing 101, the roller brush driving motor 110 is in transmission connection with the roller brush body 102, a sewage conduit 107 is provided beside the roller brush body 102, the sewage scraper 103 is provided between the sewage conduit 107 and the roller brush body 102, an edge of the sewage scraper 103 abuts against an outer peripheral side of the roller brush body 102, the sewage scraper 103 is located above an inlet of the sewage conduit 107, the purified water filling hole 104 is provided above the sewage scraper 103, the rotating shaft 109 is provided at an eccentric position of the roller brush body 102 of the housing 101, and a plurality of roller brush return springs 108 are provided at a top of the housing 101; the clean water adding hole 104 is used for adding clean water to the rolling brush body 102, when the rolling brush works, the rolling brush body 102 rotates to sweep up the garbage, the sewage scraper 103 scrapes the garbage on the rolling brush body 102 and extrudes the sewage, so that the rolling brush body 102 is always in a clean state, and the scraped garbage and the sewage flow into a sewage tank along a sewage pipeline 107; through the arrangement of the two rotating shafts 109, the rolling brush module can rotate up and down around the two rotating shafts 109, and the two rolling brush return springs 108 added at the front ends provide proper downward pulling force by the rolling brush return springs 108 to press the rolling brush body 102 on the ground all the time, so that the cleaning effect is ensured, and the requirements of the robot for obstacle crossing and walking on a blanket are met; the rolling brush module of the household floor washing machine can ensure that the robot can stably move on blankets and various undulating floors, and ensures good ground adhering effect and cleaning effect; the rolling brush can not only clean floating dust and granular garbage, but also has good cleaning effect on liquid and stubborn garbage; solves the problem that the soft sewage pipe is deformed and blocked in the up-and-down floating process of the rolling brush.

The compatible round brush of round brush module and two kinds of mode of suction inlet, two kinds of modes can exchange, and the round brush mode is responsible for clearing up liquid, dust and the stubborn rubbish that glues on ground, and the suction inlet mode is responsible for cleaning rubbish such as scraps of paper, hair.

A portion of the lower portion of the sewage scraper 103 contacting the roller brush body 102 extends in the radial direction of the roller brush body 102; the sewage scraper 103 extends into the bristles of the rolling brush body 102; by arranging the part of the lower part of the sewage scraper 103 contacting the roller brush body 102 in the horizontal plane, the garbage can be efficiently and stably scraped down and fall into the inlet of the sewage pipeline 107, and the scraped garbage is prevented from splashing.

The rolling brush module of the floor cleaning machine assembly b further comprises a baffle 105, the baffle 105 is arranged above the sewage scraper 103 and is abutted against the outer peripheral side of the rolling brush body 102, and the purified water filling hole 104 is arranged between the baffle 105 and the sewage scraper 103; the baffle 105 can not only adjust the water content of the bristles of the rolling brush body 102, but also effectively prevent the water discharged from the clean water filling hole 104 to the rolling brush body 102 from splashing everywhere, thereby ensuring that the rolling brush body 102 maintains the proper water content, and the baffle 105 is obliquely arranged with the horizontal plane or is positioned in the horizontal plane; for example, baffle 105 is disposed at a 45 ° angle to the horizontal; the baffle 105 is arranged in an inclined mode, so that a good water retaining effect is achieved; the upper part of the sewage pipeline 107 is provided with a corrugated pipe section; the bellows section is arranged at a position between the inlet and the outlet of the sewage conduit 107; through the corrugated pipe section of setting on sewage pipe 107, when having realized floating about the round brush module, the effectual problem that prevents the hose deformation jam.

The rolling brush module of the floor washing machine assembly b further comprises a floor scraper 106, the floor scraper 106 is arranged below the inlet of the sewage pipeline 107, and the floor scraper 106 is arranged obliquely with the horizontal plane; the floor scraper 106 is detachably arranged at the lower edge of the inlet of the sewage pipeline 107, and can be replaced at any time when the floor scraper 106 is seriously worn; by arranging the floor scraper 106, the repeated cleaning effect on the ground after being cleaned is achieved, and the large garbage is effectively recycled.

In some embodiments, the floor screed 106 is made of a resilient material; for example, the floor screed 106 is made of a rubber material; the floor scraper 106 is made of elastic materials, so that the floor is prevented from being scratched in the cleaning process; the rolling brush driving motor 110 is arranged beside the rolling brush body 102, and an output shaft of the rolling brush driving motor 110 is connected with a central transmission mandrel 9 of the rolling brush body 102 through gear transmission; for example, a direct current motor, a stepping motor, a servo motor and the like are used as the rolling brush driving motor 110, the transmission assembly can adopt transmission modes such as belt transmission, synchronous belt transmission and the like besides gear transmission, and the rolling brush driving motor 110 is also electrically connected with the storage battery 7 of the floor washing machine; the gear driving mode is adopted, so that the rolling brush body 102 can rotate quickly and stably; the rolling brush return spring 108 is a tension spring; during use, the roller return spring 108 is variable in angle because the roller is floating; the rolling brush return spring 108 is set to be a tension spring, so that a good tension effect is achieved; the two rotating shafts 109 are coaxially arranged, and the common axis of the two rotating shafts 109 is parallel to the axis of the rolling brush body 102; the two rotating shafts 109 are eccentrically arranged on one side of the rolling brush body 102; through the arrangement, the rolling brush module can stably rotate around the rotating shaft.

Optionally, as shown in fig. 2 to 26, in some embodiments, the scrubber assembly b further includes a tilt pin 304, the lower surface of the tank main body 201 is provided with an open slot 302, and the upper surface of the scrubber body 3 contacting the tank main body 201 is provided with a tilt pin 304; when the floor washing machine body 3 and the water tank main body 201 are both placed in the forward direction, the inclined pin 304 is separated from the contact with the clamping groove 302; when the floor washing machine body 3 and the water tank main body 201 are reversely placed, the inclined pin 304 is clamped in the clamping groove 302; when the floor cleaning machine is used, when the floor cleaning machine body 3 is placed in the forward direction, the inclined pin 304 is accommodated in the floor cleaning machine body 3, the inclined pin 304 is separated from contact with the clamping groove 302, and the water tank main body 201 can be conveniently taken down; when the floor washing machine body 3 is inclined at a certain angle or is inverted, the inclined pin 304 extends out and is clamped into the clamping groove 302, so that the water tank main body 201 is locked, and the water tank main body 201 cannot be taken down; according to the device for preventing the water tank main body 201 of the floor washing machine from being taken out by mistake, the water tank can be taken out only when the floor washing machine is placed horizontally in the forward direction and the oblique pin is separated from the clamping groove of the water tank main body 201; when the floor washing machine is laterally erected and reversely buckled at angles, the angle pin can slide out of the guide groove of the floor washing machine body along the guide rail and is inserted into the clamping groove of the water tank main body 201, so that the water tank main body 201 cannot be taken out of the machine body at the angles; the number of the oblique pins 304 is at least one, the number of the card slots 302 is the same as that of the oblique pins 304, and the oblique pins 304 are arranged in one-to-one correspondence with the card slots 302; for example, the number of the oblique pins 304 is two, and correspondingly, the number of the clamping grooves 302 is also two, and in addition, the number of the oblique pins 304 can be set in different numbers according to the size of the floor washing machine; the inclined pins 304 and the clamping grooves 302 are arranged in a plurality of numbers, so that the clamping reliability is obviously enhanced, and the situation that part of the inclined pins 304 cannot act in time to limit the water tank main body 201 is avoided; the upper surface of the washing machine body 3 contacting the water tank main body 201 is provided with a receiving groove 305, and the inclined pin 304 is arranged in the receiving groove 305; the accommodation grooves 305 may be disposed horizontally or obliquely; by arranging the accommodating groove 305, the inclined pin 304 is accommodated and stored; one end of the taper pin 304 is rotatably connected in the accommodating groove 305, the accommodating groove 305 is horizontally arranged, one end of the taper pin 304 is provided with a round hole, a rotating shaft is arranged in the accommodating groove 305, and the round hole of the taper pin 304 is sleeved on the rotating shaft; when the floor cleaning machine is inverted or inclined, the inclined pin 304 rotates around the rotating shaft under the action of gravity, so that the inclined pin is clamped in the clamping groove 302; the angle pin 304 is hinged, so that the angle pin 304 can rotate around the rotating shaft to extend out effectively; the center of gravity of the angle pin 304 is eccentric to the rotation axis of the angle pin 304; under the action of gravity, the angle pin 304 can be stably rotated out; through the arrangement, the inclined pin 304 is ensured to rotate under the action of gravity; the angular range of rotation of the angle pin 304 about its axis of rotation is between 0 ° and 90 °; through the arrangement of the angle range of the inclined pin 304, the inclined pin 304 is effectively ensured to be reset in time after being used; one end of the oblique pin 304 is slidingly arranged in the accommodating groove 305, and the accommodating groove 305 is obliquely arranged in the floor washing machine body 3; when the floor cleaning machine is used, when the floor cleaning machine is inverted or inclined at a certain angle, the inclined pin 304 slides out along the length direction of the accommodating groove 305, so that the extending end of the inclined pin 304 is clamped in the clamping groove 302; the inclined pin 304 is connected in the inclined accommodating groove 305 in a sliding mode, so that the structure is simpler, and the manufacturing cost is obviously reduced; both ends of the angle pin 304 are provided with guide surfaces; the guide surface can be in any form such as an arc curved surface, a conical curved surface and the like; the guide surface arranged at the end part of the inclined pin 304 prevents the inclined pin 304 and the accommodating groove 305 from being abraded and scratched; a plurality of clamping grooves 302 are uniformly distributed on the surface of the floor washing machine body 3 contacting the water tank main body 201; through the arrangement, the stability of locking the water tank main body 201 on the floor cleaning machine body 3 is improved; the clamping groove 302 and the accommodating groove 305 are both grooves with rectangular cross sections, and the structures of the clamping groove 302 and the accommodating groove 305 are completely the same; in addition, the card slot 302 and the accommodating slot 305 may be provided in other shapes; through all setting up draw-in groove 302 and holding tank 305 cross-section to be the recess of rectangle, processing is simple, has reduced manufacturing cost.

Alternatively, as shown in fig. 27 to 35, in some embodiments, the lifting water changing assembly 54 of the charging water changing assembly a includes a mounting seat 41, a lifting motor 42, a screw 43, a lifting block 44, a purified water supply pipe 45, a flip cover driving rod 46, and a sewage pumping-back pipe 47; the mounting seat 41 is fixed in the charging pile body 51, the lifting motor 42 is mounted at the upper end of the mounting seat 41, the output shaft of the lifting motor 42 is downward arranged and connected with the screw 43, the screw 43 is in threaded connection with the lifting block 44, the lifting block 44 is simultaneously provided with a purified water supply pipe 45, a flip cover driving rod 46 and a sewage pumping-back pipe 47, the purified water supply pipe 45 is connected with a charging pile purified water tank 64 through a purified water pump 19, the sewage pumping-back pipe 47 is communicated with a charging pile sewage tank 65 through a pipeline, and the charging pile sewage tank 65 is communicated with the sewage pump 25 through a pipeline; the lifting water changing assembly 54 further comprises a lower limit travel switch 48 and an upper limit travel switch 49, the side surface of the mounting base 41 is respectively provided with the lower limit travel switch 48 and the upper limit travel switch 49, and the upper limit travel switch 49 is positioned above the lower limit travel switch 48; after the floor washing machine enters a supply station to complete equipment positioning, the charging pile receives signals and controls the lifting water changing assembly 54 to drive the purified water supply pipe 45, the flip cover driving rod 46 and the sewage pumping back pipe 47 to move downwards simultaneously, the flip cover driving rod 46 firstly contacts and opens a flip cover above the floor washing machine (the flip cover normal state is a sealing state), the downward movement is continued until the purified water supply pipe 45 opens a one-way valve of a purified water tank of the charging pile of the floor washing machine and the sewage pumping back pipe 47 presses down a sewage port sealing silica gel ring, and at the moment, a tail end position travel switch is triggered to automatically stop the movement of water feeding and discharging; then, the water purification pump 19 is started to supplement water for a water purification tank of a charging pile of the floor cleaning machine; meanwhile, the sewage pump 25 is started to pump back the charging pile sewage tank of the floor washing machine; when the water level sensors of the charging pile water purification tank and the charging pile sewage tank of the floor washing machine are triggered, the water purification pump 19 and the sewage pump 25 are closed, the lifting water changing assembly 54 is reset, and when the starting position travel switch is triggered, the lifting water changing assembly 54 stops moving; the beneficial effects of the above alternative embodiment are: through the lifting water changing assembly 54 of the embodiment, the purified water supply pipe 45, the flip cover driving rod 46 and the sewage pumping-back pipe 47 synchronously move downwards at the same time, so that the operations of purified water supplement and sewage pumping-back on the floor washing machine are accurately realized, the situations of purified water leakage and sewage leakage generated in the water changing process are effectively avoided, the water changing process is quicker, and the water changing action is more accurate; an upper limit travel switch 49 for defining an upper limit position of the lifting block 44 and a lower limit travel switch 48 for defining a lower limit position of the lifting block 44; by arranging the lower limit travel switch 48 and the upper limit travel switch 49, the lifting accuracy of the lifting block 44 is effectively ensured, and a good limiting effect is achieved; the charging and water changing assembly a further comprises a water injection and air exchange valve 50, and the lower end of the purified water supply pipe 45 is provided with the water injection and air exchange valve 50; the water filling and air exchanging valve 50 is used for discharging air in the clean water tank of the floor washing machine body while filling water into the clean water tank, so that water filling is smoother; the water injection and air exchange valve 50 arranged on the purified water supply pipe 45 effectively avoids the reverse backflow phenomenon; the charging and water changing assembly a further comprises a three-way joint 20, a ventilation electromagnetic valve 24 and a flowmeter 21, a charging pile water purification tank 64 is connected with a first end of the three-way joint 20 through a pipeline, the ventilation electromagnetic valve 24 is arranged at a second end of the three-way joint 20, a third end of the three-way joint 20 is connected with an inlet of a water purification pump 19 through a pipeline, an outlet of the water purification pump 19 is connected with the flowmeter 21, and the flowmeter 21 is connected with the upper end of a purified water supply pipe 45 through a pipeline; water is directly injected through the clean water pump 19, after the clean water pump 19 stops supplying water, water in the clean water supply pipe 45 remains in the clean water supply pipe 45 and flows out at a slow speed, so that the risk of flowing onto the floor washing machine and flowing onto the ground exists; aiming at the problem, the equipment is connected through a hose, and when the equipment is not started, the air exchange electromagnetic valve 24 is in an open state, so that air can pass through; when the water injection is started, the ventilation electromagnetic valve 24 is closed, and the air circulation is prevented; the water purification pump 19 pumps water from the charging pile water purification tank 64 to enter the floor washing machine through the water purification supply pipe 45 and records the flow through the flowmeter 21, when the flow counted by the flowmeter 21 reaches the preset volume of the floor washing machine water tank, the ventilation electromagnetic valve 24 is opened again, the water purification pump 19 continues to work, the water in the water purification supply pipe 45 continues to be injected into the floor washing machine water tank, the air enters because the ventilation electromagnetic valve 24 is opened, the water in the charging pile water purification tank 1 does not enter the water purification pump 19 any more, so that all the water in the water purification supply pipe 45 enters the floor washing machine water tank, and finally the water purification pump 19 is closed; through setting up three way connection 20 and solenoid valve 24 of taking a breath, the effectual clean work of the row of having realized water storage in water purification supply line 45 has avoided the remaining of water purification supply line 45.

The charging water changing assembly a further comprises a water suction pipe 17 and a filter head 18, the first end of the three-way joint 20 is connected with the upper end of the water suction pipe 17, the lower end of the water suction pipe 17 extends into the bottom of the charging pile water purification tank 64, and the filter head 18 is arranged at the lower end of the water suction pipe 17; the filter head 18 is a filter screen; through setting up filter head 18, guaranteed the cleanliness factor that the water purification was carried, avoided the pollutant to enter into the electric pile water purification case that fills of scrubber.

The charging and water changing assembly a further comprises a floating limiting component 16, the floating limiting component 16 is arranged at the upper end of the charging pile sewage tank 65, when the water level in the charging pile sewage tank 65 in the charging pile body 51 exceeds a preset position, the floating limiting component 16 acts to block a negative pressure inlet in the charging pile sewage tank 65, and the sewage pump 25 stops working; through the above arrangement, the situation that the charging pile sewage tank 65 in the charging pile body 51 is full can be effectively avoided.

Alternatively, as shown in fig. 27 to 35, in some embodiments, both the charging pile fresh water tank 64 and the charging pile foul water tank 65 are vertically taken out; or the charging pile water purification tank 64 and the charging pile sewage tank 65 are both in a turnover taking-out mode; when the charging pile water purification tank 64 and the charging pile sewage tank 65 are both taken out vertically, the charging pile water purification tank 64 and the charging pile sewage tank 65 are both taken out vertically upwards from the upper part of the whole device; when the charging pile water purification tank 64 and the charging pile sewage tank 65 are both in a turnover taking-out mode, the charging pile water purification tank 64 and the charging pile sewage tank 65 are both taken out from the side face of the whole device in a turnover mode; when the charging pile water purification tank 64 and the charging pile sewage tank 65 are both in a turnover taking-out mode, the charging pile water purification tank further comprises a first turnover shell 56, a first fixed shell 58, a first rotating shaft 60, a first limiting shaft 62 and a first guide groove 22, wherein the first fixed shell 58 is fixed in the charging pile body 51, a first notch is formed in the vertical side face of the first fixed shell 58, the lower end of the first turnover shell 56 is rotatably connected to the lower edge of the first notch through the first rotating shaft 60, the charging pile water purification tank 64 is embedded in the first turnover shell 56, the first guide groove 22 is formed in the surface, close to the first fixed shell 58, of the first turnover shell 56, the first guide groove 22 is an arc-shaped groove, the curvature center of the first guide groove 22 is located at the axis of the first rotating shaft 60, the first limiting shaft 62 is fixed on the side face of the first fixed shell 58, and the first limiting shaft 62 is slidably connected in the first guide groove 22; the connection relation of the above structures is only one, and all the purposes that the charging pile water purification tank 64 can be taken out by turning the first turnover shell 56 outwards are the protection range of the application, in addition, an inwards concave buckle is arranged on the outer side surface of the first turnover shell 56, when the charging pile water purification tank 64 is taken out, the first turnover shell 56 rotates around the first rotating shaft 60, and the first limit shaft 62 prevents the first turnover shell 56 from exceeding the limit position; through the structure, the charging pile water purification tank 64 is quickly taken out.

Optionally, as shown in fig. 27 to 35, in some embodiments, when the charging pile water purification tank 64 and the charging pile sewage tank 65 are both taken out in an overturning manner, the charging pile water purification tank further includes a second overturning shell 57, a second fixed shell 59, a second rotating shaft 61, a second limiting shaft 63, and a second guide groove 23, the second fixed shell 59 is fixed in the charging pile body 51, a second notch is formed in a vertical side surface of the second fixed shell 59, a lower end of the second overturning shell 57 is rotatably connected to a lower edge of the second notch through the second rotating shaft 61, the charging pile sewage tank 65 is embedded in the second overturning shell 57, a second guide groove 23 is formed in a surface of the second overturning shell 57, which is close to the second fixed shell 59, the second guide groove 23 is an arc-shaped groove, a curvature center of the second guide groove 23 is located at an axis of the second rotating shaft 61, the second limiting shaft 63 is fixed to a side surface of the second fixed shell 59, and the second limiting shaft 63 is slidably connected in the second guide groove 23; the connection relation of the above structures is only one, and all the purposes that the charging pile sewage tank 65 can be taken out by turning the second turnover shell 57 outwards are within the protection range of the application, in addition, an inwards concave buckle is arranged on the outer side surface of the second turnover shell 57, when the charging pile sewage tank 65 is taken out, the second turnover shell 57 rotates around the second rotating shaft 61, and the second limiting shaft 63 prevents the second turnover shell 57 from exceeding the limit position; through the structure, the charging pile sewage tank 65 can be quickly taken out; when the charging pile water purification tank 64 and the charging pile sewage tank 65 are both in a turnover taking-out mode, the charging pile water purification tank further comprises an upper cover, the turnover directions of the first turnover shell 56 and the second turnover shell 57 are opposite, the first turnover shell 56 and the second turnover shell 57 are respectively arranged on two sides of the lifting water changing assembly 54, and when the first turnover shell 56 and the second turnover shell 57 are both located at the initial positions, the upper cover is arranged on the tops of the first turnover shell 56 and the second turnover shell 57 in a covering mode; by arranging the upper cover, the charging pile clean water tank 64 and the charging pile foul water tank 65 are both in a vertical state when not replaced.

Claims

1. The full-automatic household floor washing system capable of charging and changing water is characterized by comprising a floor washing machine assembly (b) and a charging and water changing assembly (a), wherein when the floor washing machine assembly (b) needs to be charged and changed water, the floor washing machine assembly (b) moves into the charging and water changing assembly (a), and the charging and water changing assembly (a) provides a charging function for the floor washing machine assembly (b) and simultaneously provides an automatic water purifying supplement function and an automatic sewage discharge function for the floor washing machine assembly (b); the floor washing machine assembly (b) comprises a floor washing machine body (3), a floor washing machine water purification tank (1), a dirt separation water tank module (2), a rolling brush module, a storage battery (7), a sewage tank interface (4), a water purification tank interface (5) and a one-way valve, the floor washing machine water purification tank (1), the dirt separation water tank module (2), the rolling brush module and the storage battery (7) are installed in the floor washing machine body (3), the upper surface of the floor washing machine body (3) is provided with the water purification tank interface (5) communicated with the floor washing machine water purification tank (1), the one-way valve is arranged in the water purification tank interface (5), the sewage tank interface (4) communicated with the dirt separation water tank module (2) is further arranged on the upper surface of the floor washing machine body (3), the floor washing machine water purification tank (1) is arranged on the upper portion of the rolling brush module and supplies purified water for the rolling brush module, the dirt separation water tank module (2) is arranged at the rear portion of the rolling brush module and separates dirt of the solid-liquid cleaning machine module; floor cleaning machine assembly (b) filth separation water tank module (2) include water tank main body (201), dry and wet separable set (205), upper cover (207), upset door subassembly (208) and fan subassembly (211), set up the open chamber that holds in upper end in water tank main body (201), install in water tank main body (201) dry and wet separable set (205) and upset door subassembly (208), upper cover (207) lock is in hold the open end in chamber, be provided with on the lateral wall of water tank main body (201) sewage recovery mouth (202), filth passageway (203) and fan mouth (204) respectively, filth passageway (203) with dry and wet separable set (205) inner chamber intercommunication, sewage recovery mouth (202) through the pipeline with hold chamber bottom intercommunication in water tank main body (201), fan mouth (204) with hold the top intercommunication in chamber, install fan mouth (204) fan subassembly (211), upset door subassembly (208) absorption is in filth passageway (203) department.

2. The fully automatic rechargeable water-changing household floor-washing system according to claim 1, wherein the rechargeable water-changing assembly (a) comprises a charging pile body (51), a lifting water-changing assembly (54), a charging positioning column (53), a charging contact (55), a charging pile clean water tank (64), a charging pile sewage tank (65), a clean water pump (19) and a sewage pump (25); a floor cleaning machine accommodating cavity (52) is formed in the lower portion of the charging pile body (51), the charging contact (55) is arranged on the side wall of the floor cleaning machine accommodating cavity (52), and the charging positioning column (53) is arranged at the bottom of the floor cleaning machine accommodating cavity (52); the upper surface that the scrubber holds chamber (52) is seted up jaggedly, the upper portion that the scrubber holds chamber (52) is provided with go up and down trade water subassembly (54) fill electric pile water purification case (64) and fill electric pile bilge box (65), the lower extreme that goes up and down trade water subassembly (54) is just right the breach sets up, the entry of water purification pump (19) pass through the pipeline with fill electric pile water purification case (64) intercommunication, the export of water purification pump (19) pass through the pipeline with go up and down trade water subassembly (54) intercommunication, the entry of bilge pump (25) pass through the pipeline with go up and down trade water subassembly (54) intercommunication, the export of bilge pump (25) is used for the exhaust.

3. The fully automatic rechargeable water-changing domestic floor washing system according to claim 2, wherein said floor washing machine assembly (b) further comprises a UV lamp sterilizing module disposed beside said rolling brush module;

the floor washing machine assembly (b) further comprises a rear centering sensor (8) and a charging sheet (9), the rear centering sensor (8) is arranged on the rear side of the floor washing machine body (3), and the charging sheet (9) is respectively arranged on two sides of the rear centering sensor (8);

the floor cleaning machine assembly (b) further comprises a cliff sensor (11) and a tof wall-following sensor (13), the tof wall-following sensor (13) is arranged on the side surface of the floor cleaning machine body (3), and the cliff sensors (11) are uniformly arranged on the side surface of the floor cleaning machine body (3);

the floor washing machine assembly (b) further comprises a camera (10), and the camera (10) is arranged on the front side of the floor washing machine body (3);

the floor cleaning machine assembly (b) further comprises a turnover cover (6), the turnover cover (6) is arranged at the top of the sewage tank interface (4) in a turnover mode, and the turnover cover (6) is connected with the upper surface of the floor cleaning machine body (3) through a torsion spring;

the floor scrubber assembly (b) further comprises a water level sensor, and the water purification tank (1) of the floor scrubber and the dirt separation water tank module (2) are internally provided with the water level sensor respectively.

4. A rechargeable water-changing full-automatic domestic floor washing system according to claim 3, characterized in that the dirt-separating water tank module (2) further comprises a HEPA module (206), the HEPA module (206) is arranged at the upper part of the dry-wet separating assembly (205), the fan port (204) is communicated with the top cavity of the HEPA module (206);

the turnover door assembly (208) comprises a turnover plate (214), a sealing end cover (215), a magnetic attraction piece and a weight block (216), a hinge shaft hole (217) is formed in the upper end of the turnover plate (214), a hinge shaft penetrates through the hinge shaft hole (217), the hinge shaft is rotatably connected above the dirt channel (203), the sealing end cover (215) is arranged on the side surface of the turnover plate (214), the sealing end cover (215) is used for blocking the dirt channel (203), the weight block (216) is embedded in the turnover plate (214), and the magnetic attraction piece is respectively arranged at two ends of the turnover plate (214);

the sewage separation water tank module (2) further comprises a turnover electromagnetic valve (209), the turnover electromagnetic valve (209) is installed on the side wall of the water tank main body (201), an auxiliary turning plate (218) is arranged at the edge of the turnover plate (214), an electromagnetic telescopic end (210) of the turnover electromagnetic valve (209) extends into a containing cavity of the water tank main body (201), and the electromagnetic telescopic end (210) of the turnover electromagnetic valve (209) is arranged over against the auxiliary turning plate (218);

the sewage separation water tank module (2) further comprises a sewage recovery pipe (212), the upper end of the sewage recovery pipe (212) is connected with the sewage recovery port (202), and the lower end of the sewage recovery pipe (212) extends into the bottom of the inner accommodating cavity of the water tank main body (201);

the sewage separation water tank module (2) further comprises a wind power conveying bent pipe (213), the lower end of the wind power conveying bent pipe (213) is connected with the fan port (204), and the upper end of the wind power conveying bent pipe (213) extends into the upper part of the HEPA module (206);

the dirt separation water tank module (2) further comprises a sealing ring, and the sealing ring is arranged at the joint of the HEPA module (206) and the open end of the water tank main body (201);

the sewage separation water tank module (2) further comprises a clamping plate (219) and a clamping protrusion (220), the clamping protrusion (220) is arranged on the outer side wall of the water tank main body (201), the upper end of the clamping plate (219) is hinged to the edge of the upper cover (207), and the clamping plate (219) is in clamping fit with the clamping protrusion (220);

the sewage separation water tank module (2) further comprises an elastic pressing part (223) and a pressing reset spring (224), the elastic pressing part (223) is connected in a groove in the outer side wall of the water tank main body (201) in a sliding mode, the pressing reset spring (224) is arranged between the lower end of the elastic pressing part (223) and the bottom of the groove in the outer side wall of the water tank main body (201), and a top protrusion of the elastic pressing part (223) penetrates through the upper cover (207);

do wet-separating subassembly (205) including last box body (221) and lower box body (222), go up box body (221) and box body (222) lock is connected down, the bottom of box body (222) is provided with a plurality of holes of permeating water down, be provided with a plurality of bleeder vents on the lateral wall of last box body (221).

5. The fully automatic rechargeable water-changing household floor-washing system as claimed in claim 4, the rolling brush module of the floor washing machine assembly (b) comprises a shell (101), a rolling brush body (102), a sewage scraper (103), a purified water filling hole (104), a sewage pipeline (107), a rolling brush return spring (108), a rolling brush driving motor (110) and a rotating shaft (109), a hollow accommodating cavity is arranged in the shell (101), two ends of the rolling brush body (102) are rotatably connected in the accommodating cavity of the shell (101), the rolling brush driving motor (110) is in transmission connection with the rolling brush body (102), the side of the rolling brush body (102) is provided with the sewage pipeline (107), the sewage scraper (103) is arranged between the sewage pipe (107) and the rolling brush body (102), the edge of the sewage scraper (103) is abutted against the outer periphery side of the rolling brush body (102), the sewage scraper (103) is positioned above the inlet of the sewage pipeline (107), the purified water filling hole (104) is arranged above the sewage scraper (103), the rotating shaft (109) is arranged at the eccentric position of the rolling brush body (102) of the shell (101), the top of the shell (101) is provided with a plurality of rolling brush return springs (108);

the rolling brush module of the floor washing machine assembly (b) further comprises a baffle plate (105), the baffle plate (105) is arranged above the sewage scraper blade (103) and is abutted against the outer peripheral side of the rolling brush body (102), and the purified water filling hole (104) is arranged between the baffle plate (105) and the sewage scraper blade (103); the upper part of the sewage pipeline (107) is provided with a corrugated pipe section;

the round brush module of the floor washing machine assembly (b) further comprises a floor scraper (106), the floor scraper (106) is arranged below an inlet of the sewage pipeline (107), and the floor scraper (106) is obliquely arranged with the horizontal plane.

6. The fully automatic household floor washing system with rechargeable water exchange function according to claim 5, characterized in that the floor washing machine assembly (b) further comprises a slanting pin (304), an open slot (302) is arranged on the lower surface of the main water tank body (201), and the slanting pin (304) is arranged on the upper surface of the floor washing machine body (3) contacting the main water tank body (201); when the floor washing machine body (3) and the water tank main body (201) are placed in the forward direction, the inclined pin (304) is separated from contact with the clamping groove (302); when the floor washing machine body (3) and the water tank main body (201) are reversely placed, the inclined pin (304) is clamped in the clamping groove (302); the number of the oblique pins (304) is at least one, the number of the card slots (302) is the same as that of the oblique pins (304), and the oblique pins (304) and the card slots (302) are arranged in a one-to-one correspondence manner; the floor cleaning machine body (3) contacts the upper surface of the water tank main body (201) and is provided with an accommodating groove (305), and the inclined pin (304) is arranged in the accommodating groove (305).

7. The fully automatic household floor washing system with rechargeable water exchange function according to claim 6, wherein the lifting and water exchange assembly (54) of the rechargeable water exchange assembly (a) comprises a mounting seat (41), a lifting motor (42), a screw (43), a lifting block (44), a purified water supply pipe (45), a flip cover driving rod (46) and a sewage water withdrawal pipe (47); the mounting seat (41) is fixed in the charging pile body (51), the lifting motor (42) is mounted at the upper end of the mounting seat (41), an output shaft of the lifting motor (42) is downwards arranged and connected with the screw rod (43), the screw rod (43) is in threaded connection with the lifting block (44), the lifting block (44) is simultaneously provided with the purified water supply pipe (45), the flip cover driving rod (46) and the sewage pumping-back pipe (47), the purified water supply pipe (45) is connected with the charging pile purified water tank (64) through the purified water pump (19), the sewage pumping-back pipe (47) is communicated with the charging pile sewage tank (65) through a pipeline, and the sewage tank (65) is communicated with the charging pile sewage pump (25) through a pipeline; the lifting water changing assembly (54) further comprises a lower limit travel switch (48) and an upper limit travel switch (49), the side face of the mounting seat (41) is provided with the lower limit travel switch (48) and the upper limit travel switch (49) respectively, and the upper limit travel switch (49) is located above the lower limit travel switch (48).

8. The fully automatic household floor washing system with rechargeable water exchange function as claimed in claim 7, wherein the rechargeable water exchange assembly (a) further comprises a water filling and air exchanging valve (50), and the water filling and air exchanging valve (50) is arranged at the lower end of the purified water supply pipe (45);

the charging and water changing assembly (a) further comprises a three-way joint (20), a ventilation electromagnetic valve (24) and a flowmeter (21), the charging pile water purification tank (64) is connected with a first end of the three-way joint (20) through a pipeline, the ventilation electromagnetic valve (24) is arranged at a second end of the three-way joint (20), a third end of the three-way joint (20) is connected with an inlet of the water purification pump (19) through a pipeline, an outlet of the water purification pump (19) is connected with the flowmeter (21), and the flowmeter (21) is connected with the upper end of the purified water supply pipe (45) through a pipeline;

the charging water changing assembly (a) further comprises a water suction pipe (17) and a filter head (18), the first end of the three-way joint (20) is connected with the upper end of the water suction pipe (17), the lower end of the water suction pipe (17) extends into the bottom of the charging pile water purifying tank (64), and the filter head (18) is arranged at the lower end of the water suction pipe (17);

the charging water changing assembly (a) further comprises a floating limiting assembly (16), and the floating limiting assembly (16) is arranged at the upper end of the charging pile sewage tank (65).

9. The fully automatic rechargeable water-changing household floor washing system according to claim 8, wherein the charging pile clean water tank (64) and the charging pile foul water tank (65) are both vertically taken out; or the charging pile water purification tank (64) and the charging pile sewage tank (65) are both in a turnover taking-out mode.