CN210749048U - Cleaning base - Google Patents

Cleaning base Download PDF

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Publication number
CN210749048U
CN210749048U CN201920996683.9U CN201920996683U CN210749048U CN 210749048 U CN210749048 U CN 210749048U CN 201920996683 U CN201920996683 U CN 201920996683U CN 210749048 U CN210749048 U CN 210749048U
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CN
China
Prior art keywords
water
cleaning
tank
filtering
scraper
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Active
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CN201920996683.9U
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Chinese (zh)
Inventor
张珂嘉
周四海
李维
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Shanghai Nanmu Robot Technology Co ltd
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Shanghai Nanmu Robot Technology Co ltd
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L25/00Domestic cleaning devices not provided for in other groups of this subclass 
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2201/00Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • A47L2201/02Docking stations; Docking operations
    • A47L2201/022Recharging of batteries

Abstract

The utility model provides a wash base, it can realize that cleaning machines people drags ground mechanism self-cleaning. The utility model provides a include: the water spraying device comprises a base body, a water wiping mechanism arranged on the base body and a water spraying component with a spray head; the spray heads are arranged along the floor mopping part of the cleaning robot and are formed into a structure for spraying water or mist to the floor mopping part; the wiper mechanism includes a wiper blade capable of contacting and relatively displacing the floor member to wipe off the attached matter on the floor member while squeezing out water.

Description

Cleaning base
Technical Field
The utility model relates to a wash base.
Background
The cleaning robot is one kind of intelligent household appliance, and can complete floor cleaning automatically in room with certain artificial intelligence. Generally, the floor cleaning machine adopts a brush sweeping and vacuum mode to absorb the impurities on the floor into the garbage storage box, so that the floor cleaning function is completed. When a user uses the cleaning robot, the cleaning robot is usually placed on the ground, the cleaning robot can roll and collect dirt on the ground through the rotation of the hairbrush, and then the dirt is sucked into the containing box through the dust suction port. However, the general cleaning robot can only clean dust on the ground and some dirt with small volume and light weight, and the cleaning effect on some stubborn stains is not ideal.
The scheme of mopping that current domestic cleaning robot adopted is a clean water tank of direct installation in the robot bottom, and clean water tank includes a water tank and pastes the clean rag in the water tank bottom, and the water in the in-process water tank constantly permeates the rag at the robot marchs, cleans ground. That is, the floor is mopped by providing a mop cloth at the bottom of the cleaning robot, and wet mopping is performed by providing a water tank above the mop cloth by penetrating water in the water tank all the way to the mop cloth. However, in the floor mopping device of the cleaning robot, the cleaning water tank is arranged at the bottom of the robot, so that the pressure on the ground is insufficient, and the cleaning effect of the cleaning cloth is affected. And when the time of mopping the floor is long, the mop can not be automatically cleaned, water and dirt are attached to the flat mop, secondary pollution can be caused to the floor in the subsequent floor cleaning process, more time of a user can be wasted, and the mop needs to be detached to be manually cleaned after being cleaned, so that the user experience is influenced.
In addition, after the existing cleaning robot mops the floor, the cleaning process of the cleaning cloth of the cleaning robot is manually and directly washed by water, the water is not recycled, and the water is wasted.
SUMMERY OF THE UTILITY MODEL
Problem that utility model will solve:
in view of the above existing problems, the technical problem to be solved by the present invention is to provide a cleaning base, which can realize automatic cleaning of a floor mopping mechanism of a cleaning robot.
Means for solving the problems:
the utility model discloses an aspect provides a wash base, include: the water spraying device comprises a base body, a water wiping mechanism arranged on the base body and a water spraying component with a spray head;
the spray heads are arranged along the floor mopping part of the cleaning robot and are formed into a structure for spraying water or mist to the floor mopping part;
the wiper mechanism includes a wiper blade that contacts and relatively displaces the floor member to squeeze out water while wiping off the attached matter on the floor member.
Preferably, the mopping part comprises a rolling brush, and the rolling brush is configured to rotate under the driving of a motor;
the scraper is long-strip-shaped, and the scraper and the axis of the rolling brush are arranged in parallel.
Preferably, the mopping part comprises a flat mop,
the water scraping mechanism also comprises a transmission mechanism driven by a driving motor component, so that the scraping plate is dragged to do linear reciprocating motion along the flat plate.
Preferably, the mopping part is configured to rotate and lift around a point controlled by a lifting mechanism. It may be that the wiper mechanism has an inclination angle, and the floor-mopping part is configured to rotate the respective inclination angles while controlling the lifting by the lifting mechanism.
The lifting mechanism can be a crank-rocker mechanism, a gear pair or a screw mechanism.
The transmission mechanism may include a synchronous belt mechanism, a slider-crank mechanism, or an eccentric cam mechanism.
When the mechanism is a crank-slider mechanism, the crank-slider mechanism can be connected with the scraper.
The automatic scraper reversing mechanism is characterized by further comprising a scraper automatic reversing mechanism, the transmission mechanism is a belt type transmission mechanism, the belt type transmission mechanism rotates along one direction under the action of the driving motor assembly, and the belt is connected with the scraper automatic reversing mechanism to drive a scraper arranged on the scraper automatic reversing mechanism to do linear reciprocating motion.
When the transmission mechanism is a belt type transmission mechanism, the scraper is fixed on the belt type transmission mechanism, the scraper further comprises a position detection device, a processor and a motor execution device, the position detection device is used for detecting whether the position of the scraper reaches a return position or not, so that a position detection signal is sent to the processor, and the processor controls the motor execution device to enable the motor to rotate reversely, so that the belt type transmission mechanism is driven to reverse.
Preferably, the washing base has a charging device for charging the cleaning robot.
Preferably, the scraper is provided with a toothed part.
The utility model also provides an adopt above-mentioned washing base to carry out self-cleaning's method, including following step:
step one, enabling the mopping part to gradually approach a scraper of a cleaning base;
step two, when the mopping part and the scraper form interference, stopping approaching;
lifting the mopping part and matching with the scraper, spraying water by a spray head to wash the mopping part or wet the mopping part, scraping attachments on the mopping part by the scraper, and extruding water out of the mopping part;
step four, stopping spraying water by the spray head, continuing to rotate the mopping part, and continuing to extrude the water on the mopping part by the scraper;
and step five, when the water stains on the mopping part are scraped dry, the mopping part stops rotating.
The utility model also provides an adopt above-mentioned washing base to carry out self-cleaning's method, including following step:
step one, enabling the mopping part to gradually approach a scraper of a cleaning base;
step two, when the mopping part and the scraper form interference, stopping approaching;
thirdly, spraying water by a spray head to wash or wet the mopping part, moving a scraper to scrape off attachments on the mopping part, and extruding water out of the mopping part;
step four, the spray head stops spraying water, and the scraper continuously extrudes the water on the mopping part;
and step five, when the water stains on the mopping part are scraped dry, the scraper stops moving.
In the above method, the method may further include: when the floor mopping part of the cleaning robot cleans a certain area or time, the cleaning robot returns to the washing base for backwashing through navigation.
Preferably, the backwashing is automatic after every 12-20 square meters of cleaning.
Therefore, the utility model can automatically backwash when the mop is dirty, and prevent dirty mopping.
Preferably, the device is also provided with a dirt separation system, wherein the clean water tank, the clean water pump and the water spray assembly are connected in sequence; the filtering water tank, the sewage pump and the sewage tank are sequentially connected;
the filtering water tank for receiving and filtering the dirty water after cleaning the cleaning cloth is provided with a filtering element;
the sewage pump conveys the water in the filter water tank to a sewage tank, and the purified water tank provides a water source for the water spraying assembly; conveying the water of the purified water tank to the water spraying assembly through the purified water pump;
the water spraying assembly sprays water to the rag.
Preferably, a water circulation filtering system is also provided,
the water circulation filtration system is provided with:
the filter water tank is used for receiving dirty water after cleaning the cleaning cloth and filtering the dirty water, and the filter water tank is provided with a filter element;
the water in the filtering water tank is conveyed to the circulating water tank through a sewage pump;
the circulation tank providing a water source for the water spray assembly while receiving water from the sump; the water of the circulating water tank is conveyed to a circulating water pump of the water spraying assembly; the water spraying component is used for spraying water to the cleaning cloth;
the filter water tank, the sewage pump, the circulating water tank, the circulating water pump and the water spraying assembly are connected in sequence.
The foregoing and other objects, features and advantages of the invention will be better understood from the following detailed description taken in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a cleaning base according to a first embodiment of the present invention.
Fig. 2 is a front view of a lifting mechanism in a floor mopping part of a cleaning robot to which a cleaning base according to a first embodiment of the present invention is applied.
Fig. 3 is a perspective view of a lifting mechanism in a floor mopping part of a cleaning robot to which a cleaning base according to a first embodiment of the present invention is applied.
Fig. 4 and 5 are partial schematic views of the automatic scraper reversing mechanism in the cleaning base according to the first embodiment of the present invention.
Fig. 6 is a schematic view of a reversing slider of the automatic squeegee reversing mechanism shown in fig. 4.
Fig. 7 is a schematic structural view of a cleaning base according to a second embodiment of the present invention.
Fig. 8 is a partial schematic view of a floor mopping part of a cleaning robot to which a cleaning base according to a second embodiment of the present invention is applied.
Fig. 9 is a flow chart of a water circulation filtration system according to an embodiment of the present invention.
Fig. 10 is a schematic view of the structure of the filtering water tank.
Fig. 11 is a flow chart of a dirt separation system according to an embodiment of the present invention.
Fig. 12 is a schematic view of the structure of the dirt separation system shown in fig. 11.
Fig. 13 is a schematic view of the dirt separation system shown in fig. 11.
Fig. 14 is a cross-sectional view of the dirt separation system of fig. 11.
Fig. 15 is a schematic structural view of a cleaning water circulation system according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following embodiments, which are to be understood as illustrative and not restrictive. The same or corresponding reference numerals denote the same components in the respective drawings, and redundant description is omitted.
A wash base for a cleaning robot, comprising: the water spraying device comprises a base body, a water wiping mechanism arranged on the base body and a water spraying component with a spray head; the spray heads are arranged along the floor mopping part of the cleaning robot and are formed into a structure for spraying water or mist to the floor mopping part; the wiper mechanism includes a wiper blade that contacts and relatively displaces the floor member to squeeze out water while wiping off the attached matter on the floor member. Wherein the floor-mopping part on the cleaning robot can be lifted by the lifting mechanism and interfere with the wiper mechanism.
First embodiment
The utility model discloses in, drag ground part can be dull and stereotyped and drag, drag ground part and be configured to rotate and the lifting around a bit through the control of lifting mechanism. It may be that the wiper mechanism has an angle of inclination and the floor scrubbing member is configured to rotate the respective angle of inclination while controlling the lifting by the lifting mechanism. The lifting mechanism may be a crank and rocker mechanism, a gear pair or a screw mechanism. The wiper mechanism also includes a transmission mechanism driven by the driving motor assembly to cause the wiper blade to reciprocate linearly along the flat plate. The floor element is controlled by the lifting mechanism and interferes with the wiper mechanism. The transmission mechanism may be a synchronous belt mechanism, a slider-crank mechanism, or an eccentric cam mechanism. The automatic scraper reversing mechanism is characterized by further comprising a scraper automatic reversing mechanism, the transmission mechanism is a belt type transmission mechanism, the belt type transmission mechanism rotates along one direction under the action of the driving motor assembly, and the belt is connected with the scraper automatic reversing mechanism to drive a scraper arranged on the scraper automatic reversing mechanism to do linear reciprocating motion. The scraper may be provided with teeth.
Fig. 1 is a schematic structural view of a cleaning base according to a first embodiment of the present invention. Fig. 2 is a front view of a lifting mechanism in a floor mopping part of a cleaning robot to which a cleaning base according to a first embodiment of the present invention is applied. Fig. 3 is a perspective view of a lifting mechanism in a floor mopping part of a cleaning robot to which a cleaning base according to a first embodiment of the present invention is applied. As shown in fig. 1 to 3, it can be seen that the washing base of the first embodiment is suitable for a cleaning robot to which a floor-mopping part (flatbed mop) is mounted.
Specifically, the cleaning robot to which the cleaning base according to the first embodiment is applied includes a flat plate-like floor mopping member (flat plate mop). The mopping component can be controlled by a lifting mechanism to be lifted or put down, rotates around a point to be lifted, and can be matched with the scraper with a certain inclination angle on the cleaning base after rotating to a certain angle.
Wherein the angle of rotation is in the range of 20 deg. -90 deg., preferably 30 deg. -60 deg., which is the angle between the plate mop and the horizontal.
As shown in fig. 2 and 3, the lifting mechanism may include: the mechanism comprises a driving motor component, a crank 52, a connecting rod 53, a flat plate 54 and a base 55, wherein the crank 52, the base 55, the connecting rod 53 and the flat plate 54 form a crank rocker mechanism. The flat plate 54 is arranged on the connecting rod 53, when cleaning cloth on the flat plate 54 needs to be cleaned, the driving motor component drives the crank 52 to do circular motion, the crank 52 drives the connecting rod 53 to move, the flat plate 54 rotates around a rotating point S under the stress state, and the flat plate can move from a flat plate position point C to a flat plate position point C. The cleaning robot returns to the cleaning base to clean the cleaning cloth. After the cleaning cloth is cleaned, the cleaning robot continues to clean the ground, the flat plate 54 descends to a position parallel to the horizontal plane and keeps still under the action of the lifting mechanism, and the interference between the cleaning cloth and the ground is kept and the pressure is kept unchanged under the action of the lifting mechanism.
The utility model discloses a dull and stereotyped ground mechanism that drags possess the power supply, and accessible mechanical mechanism increases dull and stereotyped pressure to the ground, increases clean effect.
Although the crank-rocker mechanism is described above as an example, the floor mopping component may be lifted or lowered by a gear pair, a screw mechanism, or the like as the lifting mechanism.
Fig. 1 is a schematic structural view of a cleaning base according to a first embodiment of the present invention. As shown in fig. 1, a cleaning base according to a first embodiment of the present invention includes: a base body 21, a wiper mechanism provided to the base body 21, and a water spray assembly 23 having a spray head. The wiper mechanism comprises a scraper 22 and a transmission mechanism 25, wherein the transmission mechanism 25 is driven by a driving motor assembly 26, and the scraper 22 arranged on the transmission mechanism 25 can be dragged to linearly reciprocate along a flat plate.
When the cleaning cloth on the cleaning robot needs to be cleaned and returns to the base position, the water spraying assembly 23 firstly washes the cleaning cloth, and meanwhile, the driving motor assembly 26 realizes the linear reciprocating motion of the scraper 22 through the transmission mechanism 25 to clean the cleaning cloth in a reciprocating mode, so that dirt on the cleaning cloth is removed. After the water spraying time is over, the scraper 22 can continue to work to remove the water stains on the rag. The water stain in the cleaning process can be uniformly collected into the water tank 27 in the base, and the filtered water is collected again through the water pump for secondary utilization.
Specifically, the water spray assembly 23 is arranged along the flat mop, and sprays water to the flat mop, so that water flow sprayed from the spray head can cover the flat mop. Meanwhile, the water spraying assembly 23 can generate water flow with certain pressure and wash the flat mop. The water spray assembly 23 may also generate a spray and wet the flat mop. The spraying direction (longitudinal angle and transverse angle) of the spray head can be adjusted. The shape of the spray head stream may include conical, fan-shaped, etc., and is not limited to the row shown in the figures. When the cleaning cloth on the flat mop is attached to the scraper of the wiping mechanism, the scraper 22 can scrape the attachments of the flat mop and can extrude the water on the flat mop. Flights 22 may be provided with teeth thereon.
The transmission mechanism can make the scraper do linear reciprocating motion along the longitudinal direction or the transverse direction of the surface of one side of the flat plate mop, which is provided with the cleaning cloth. Transmission mechanism implementations include, but are not limited to: a synchronous belt mechanism, a slider-crank mechanism, or an eccentric cam mechanism.
In one embodiment, the transmission mechanism may include a belt transmission mechanism that is capable of rotating in a forward direction and a reverse direction under the action of the driving motor assembly 26, and accordingly, a belt on the belt transmission mechanism is capable of rotating in the forward direction and the reverse direction to drive a scraper disposed on the belt.
The motor can produce impulse current when just reversing, when just reversing the frequency height or just reversing after the number of times is too much, can damage the motor, leads to product stability to descend. The utility model discloses a solve this problem, in another embodiment, still possess scraper blade automatic reversing mechanism, belt drive mechanism can rotate along a direction under driving motor subassembly 26's effect, and the belt is connected with reversing mechanism, and linear reciprocating motion can be realized to reversing mechanism to the drive sets up the scraper blade on reversing mechanism and makes linear reciprocating motion. Specifically, the scraper is fixed on the belt type transmission mechanism, and the belt type transmission mechanism further comprises a position detection device, a processor and a motor execution device, wherein the position detection device is used for detecting whether the position of the scraper reaches a return position or not, so that a position detection signal is sent to the processor, and the processor controls the motor execution device to enable the motor to rotate reversely, so that the belt type transmission mechanism is driven to reverse.
Fig. 4 and 5 show a partial schematic view of the squeegee automatic reversing mechanism. Fig. 6 is a schematic view of a reversing slider of the automatic squeegee reversing mechanism shown in fig. 4. As shown in fig. 4-6, the automatic scraper reversing mechanism includes a reversing slider 61 and a guide rail 62, the scraper 22 is disposed on the reversing slider 61, the reversing slider 61 can slide along the guide rail 62, the belt 63 of the transmission mechanism 25 includes at least one protrusion 64, one side of the reversing slider 61 includes an upper edge and a lower edge, the upper edge is provided with at least a first rib 65, and the corresponding lower edge is provided with at least a second rib 66. It is possible that the first rib is provided at one end of the upper edge and the second rib is provided at the corresponding other end of the lower edge. The first rib 65 and the second rib 66 cooperate with the projection 64 to enable the slider to reverse direction after passing the edge of the belt 63. In addition, this embodiment form still can set up an automatic cleaning water tank, washs and strikes unnecessary water stain on the rag to the rag after the completion of cleaning, water stain accumulation and manual cleaning rag problem when solving current robot clean ground.
The cleaning base may also have a basin. The spray head can be arranged above the water tank or in the water tank. The water wiping mechanism can also be arranged in the water tank. The water tank can also be internally provided with a filtering piece for filtering sewage. The scraper 22 is disposed above the filter member, and the attached matter scraped off by the scraper 22 is dragged on by the flat plate and trapped by the filter member, and the water squeezed out by the scraper on the flat plate flows into the water tank disposed downstream of the filter member through the filter member. The water tank is connected through first water pump to the basin, and the shower nozzle is connected through the second water pump to the water tank. The bottom of the water tank may have a slope, which acts to quickly concentrate the water in the water tank to the bottom of the slope, thereby preventing air from entering the first water pump, creating bubbles. When the mop barrel is cleaned, the mop barrel is placed in the water tank, and the spray head sprays water to wet the mop barrel. The mop barrel is driven by the motor to rotate, and the scraper is contacted with the mop barrel to scrape off the sewage. When the mop cylinder is squeezed to be dry, the spray head stops spraying water, the scraper blade continues to scrape water until water stains on the mop cylinder are scraped (the water stains on the mop cylinder do not drip under the condition of no external force).
The automatic cleaning method of the cleaning base according to the present embodiment may include the steps of:
step one, enabling the mopping part to gradually approach a scraper of a cleaning base;
step two, when the mopping part and the scraper form interference, stopping approaching;
thirdly, spraying water by a spray head to wash or wet the mopping part, moving a scraper to scrape off attachments on the mopping part, and extruding water out of the mopping part;
step four, the spray head stops spraying water, and the scraper continuously extrudes the water on the mopping part;
and step five, when the water stains on the mopping part are wiped dry (the water stains on the mopping part can be dripped without external force, and not only means that no water exists on the mopping part), stopping the movement of the scraper.
Second embodiment
Fig. 7 is a schematic structural view of a cleaning base according to a second embodiment of the present invention. As shown in fig. 7, the cleaning base of this embodiment includes a base body 1, a wiper mechanism 2 provided to the base body 1, and a water spray assembly having a spray head 3.
Fig. 8 is a partial schematic view of a floor mopping part of a cleaning robot to which a cleaning base according to a second embodiment of the present invention is applied. As shown in fig. 8, the cleaning base according to this embodiment is applicable to a cleaning robot to which a floor mopping member (a rolling brush 4) is attached. In this embodiment, the mopping component can be a rolling brush 4, and the rolling brush 4 is configured to rotate under the driving of a motor;
the mopping part is configured to rotate and lift around a point controlled by a lifting mechanism. It may be that the wiper mechanism has an angle of inclination and the floor scrubbing member is configured to rotate the respective angle of inclination while controlling the lifting by the lifting mechanism. The lifting mechanism may be a crank and rocker mechanism, a gear pair or a screw mechanism.
The wiper mechanism may include a wiper blade, which may be elongated, the wiper blade and the axis of the roller brush being arranged in parallel.
The floor-mopping part (the rolling brush 4) can be controlled to be lifted or lowered, and can be contacted with the scraper of the wiper mechanism 2 after being lifted to a certain height in the vertical direction. The mop component is internally provided with a cylindrical mop tube which can rotate under the drive of a motor.
The spray head 3 can spray water to the rolling brush 4, and meanwhile, the spray head 3 can generate water flow with certain pressure and wash the rolling brush 4. The spray head 3 can also generate a spray and moisten the roller brush 4.
In the present embodiment, the spray heads 3 are arranged along the axial direction of the rolling brush 4, and the water flow sprayed from the spray heads 3 can cover the rolling brush (at least can cover a closed line area on the rolling brush).
The spraying direction (longitudinal angle and transverse angle) of the spray head 3 can be adjusted, and the extension direction of the spraying direction can be perpendicular to the axis of the rolling brush 4. The shape of the water stream of the spray head includes conical, fan-shaped, etc., and is not limited to the row shown in the drawings.
The wiper mechanism 2 can have an elongated wiper blade. The scraper and the roller brush 4 are arranged in parallel with each other. The scraper may have an inclination angle enabling the bristles of the roll brush and the scraper to gradually contact and gradually interfere. The term "interference" as used herein means that the squeegee is inserted into the bristles of the floor-mopping unit or that pressure is applied to the surface of the floor-mopping unit.
The inclined surface of the scraper can be a plane or a cambered surface. When the round brush rotatory lifting and laminating scraper blade, the attachment on the round brush can be scraped off to the scraper blade, can extrude the water on the round brush simultaneously.
The scraper can be also provided with a tooth-shaped part, when the rolling brush and the scraper are interfered, the tooth-shaped part can reduce the load and reduce the resistance of the rotation of the rolling brush, thereby reducing the power consumption.
The cleaning base of the present embodiment may further include a water tank. The spray head 3 may be disposed above or in the water tank. The wiper mechanism 2 may be disposed in the water tank. The water tank can also be internally provided with a filtering piece for filtering sewage. The scraper blade sets up in filtering a piece top, and the attachment that is scraped off by the scraper blade on the round brush is filtered a piece and is held back, and the water that is extruded by the scraper blade on the round brush flows into the basin that sets up in filtering a piece low reaches through filtering a piece. The water tank is connected through first water pump to the basin, and the shower nozzle is connected through the second water pump to the water tank. The bottom of the water tank may have a slope, which acts to quickly concentrate the water in the water tank to the bottom of the slope, thereby preventing air from entering the first water pump, creating bubbles. When the mop barrel is cleaned, the mop barrel is placed in the water tank, and the spray head sprays water to wet the mop barrel. The mop cylinder is driven by the motor to rotate, and the scraper blade is contacted with the mop cylinder to scrape off the sewage. When the mop cylinder is squeezed to be dry, the spray head stops spraying water, the scraper blade continues to scrape water until water stains on the mop cylinder are scraped (the water stains on the mop cylinder do not drip under the condition of no external force, and the condition that no water exists on a mopping part is not just the condition that no water exists).
Cleaning method
The method for automatically cleaning a cleaning base according to the present embodiment may include the steps of:
step one, a mopping part (a rolling brush) is gradually close to a scraping plate of a cleaning base;
step two, when the mopping part and the scraper form interference, stopping approaching;
step three, the mopping part rotates, the spray head sprays water to wash the mopping part or wet the mopping part, and the scraper plate adheres to the mopping part
Scraping the object and simultaneously squeezing out water on the mopping part;
step four, stopping spraying water by the spray head, continuing to rotate the mopping part, and continuing to extrude the water on the mopping part by the scraper;
and step five, when water stains on the mopping part are scraped dry (the water stains on the mopping barrel can be dropped without external force), the mopping part stops rotating.
According to the utility model, the spray heads are transversely arranged along the floor mopping part, so that the water flow sprayed out from the spray heads can cover the floor mopping part, the spray heads can spray water to the floor mopping part, and simultaneously the spray heads can generate water flow with certain pressure and wash the floor mopping part; or the spray head can generate a spray and wet the floor element. When the mopping component is attached to the scraper of the wiping mechanism, the scraper can scrape the attachments of the mopping component and can extrude water on the mopping component. Therefore, the utility model discloses a wash the base and can carry out cleaning robot effectively and drag the self-cleaning of ground mechanism, prevent simultaneously that the ground clearance in-process from causing secondary pollution to ground.
In addition, the water tank may correspond to a later filtering water tank, the filtering element may correspond to a later filtering element, for example, a filtering net, the first water pump may correspond to a later sewage pump, the water tank may correspond to a later circulating water tank or a sewage tank, and the second water pump may correspond to a later circulating water pump.
Water circulation mode 1: water circulation filtering system
The utility model relates to a still possess water circulating filtration system in the embodiment, possess: the filter water tank is used for receiving dirty water after cleaning the cleaning cloth and filtering the dirty water, and the filter water tank is provided with a filter element; the water in the filtering water tank is conveyed to the circulating water tank through a sewage pump; the circulation water tank which supplies water to the water spray assembly and simultaneously receives water from the filtering water tank; the water of the circulating water tank is conveyed to a circulating water pump of the water spraying assembly; the water spraying component is used for spraying water to the cleaning cloth; the filter water tank, the sewage pump, the circulating water tank, the circulating water pump and the water spraying assembly are connected in sequence.
Fig. 9 is a flow chart of a water circulation filtration system according to an embodiment of the present invention. As shown in fig. 9, a water circulation filtering system for a cleaning robot according to an embodiment of the present invention includes a filtering water tank, a sewage pump, a circulation water tank, a circulation water pump, and a water spraying unit (e.g., the water spraying unit 23 described above) connected in sequence.
The filtering water tank is provided with a filtering element and is used for receiving dirty water after cleaning the cleaning cloth and filtering the dirty water. The sewage pump is used for conveying the water in the filtered water tank to the circulating water tank. The circulation tank is used to supply water to the water spraying unit while receiving water from the filtering tank. And the circulating water pump is used for conveying the water in the circulating water tank to the water spraying element. The water spraying element is used to spray water to the wipe as previously described.
Fig. 10 is a schematic structural view of the filtering water tank. As described above, the filter tank corresponds to the water tank described above, so that the filter tank is provided in both of the "water circulation filtration system" and the "dirt separation system" described below.
The filter tank includes a filter tank 104 and a sewage receiving tank 103. The filter box 104 is used for receiving dirty water for cleaning rags and is provided with a water guide pipe, the sewage receiving box 103 is used for filtering the dirty water and is provided with a water guide hole, and the water guide pipe is in sealing fit with the water guide hole, so that the filter box 104 can be connected with the sewage receiving box 103 in a removable manner.
The filter tank 104 is provided therein with a slope capable of guiding water entering the filter tank 104 toward the water guide pipe to enter the sewage receiving tank 103. Be provided with water level detection sensor 201 in the sewage receiving tank to adjust corresponding water pump according to the water level condition in the sewage receiving tank, make the water level in the sewage receiving tank 103 be less than water guide hole lower limb all the time, thereby make the water in the rose box can flow to sewage receiving tank 103 all the time.
Specifically, the water level sensor 201 is used for detecting whether the water level of the sewage receiving tank 103 is higher than an upper limit, and adjusting the motor according to the water level detection. If the water level is higher than the upper limit, the suction is increased by the sewage pump to adjust the water level. In one embodiment, the height of the upper limit is the height of the lowest point of the inlet conduit.
A water inlet pipeline is arranged on the filter box 104, a water inlet hole is formed in the sewage receiving box 103, and the water inlet pipeline is in sealing fit with the water inlet hole. The sewage receiving tank outlet 202 of the sewage receiving tank 103 is connected with the sewage pump.
In one embodiment, the circulation tank is detachably provided. The circulation water tank is provided with a water filling port, and therefore water can be replaced.
In one embodiment, the circulation tank is provided with a lower water level limit indicator.
In one embodiment, the circulation tank is provided with a water shortage alarm. Thus, the circulation tank can perform the back flow control.
In one embodiment, the water jet pressure may be controlled by a circulating water pump connected to the water jet assembly. The spraying direction (longitudinal angle and transverse angle) of the spray head can be adjusted. The direction of extension of the spraying direction may be perpendicular to the axis of the roller brush 4. The shape of the water flow of the spray head includes a conical shape, a fan shape, etc., and is not limited to a row.
Water circulation mode 2: dirt separation system
The utility model can also be provided with a dirt separation system, wherein, the clean water tank, the clean water pump and the water spray component (for example, comprising a spray head) are connected in sequence; the filtering water tank, the sewage pump and the sewage tank are sequentially connected; the filtering water tank for receiving and filtering the dirty water after cleaning the cleaning cloth is provided with a filtering element; the sewage pump conveys the water in the filtering water tank to a sewage tank; the water purifying tank provides water for the water spraying assembly; conveying the water of the purified water tank to the water spraying assembly through the purified water pump; the water spraying assembly sprays water to the rag.
As shown in fig. 11, an embodiment of the present invention may further include a dirt separating system for a cleaning robot, including a clean water tank, a clean water pump, and a water spray element, which are connected in this order. Further comprises a filtering water tank, a sewage pump and a sewage tank which are connected in sequence.
Referring to fig. 12 to 14, the filtering water tank is provided with a filter element. The filtering water tank is used for receiving dirty water after cleaning the cleaning cloth and filtering the dirty water.
The sewage pump 101 serves to deliver the water in the filtered water tank to the sewage tank. The sewage pump 101 has a sewage pump inlet pipe 1011 and a sewage pump outlet pipe 1012, and water discharged from the sewage pump outlet pipe 1012 flows to the sewage tank.
Clean water tank 102 is used to provide a source of water to the water emitting elements. And a circulating water pump for delivering the water in the fresh water tank 102 to the water spraying member. The water spraying element is used to spray water to the wipe. In one embodiment, the structure of the filter water tank includes a filter tank 104 and a sewage receiving tank 103, the filter tank 104 is used for receiving dirty water for cleaning the rags, and the sewage receiving tank 103 is used for filtering the dirty water. Filter box filter screen 1041 is part of filter box 104, and filter box filter screen 1041 is disposed on top of filter box 104. In use, the filter box filtering net 1041 in the filter box 104 can retain large particles of dirt, hair and the like. The waste water receiving tank filter screen 1031 is a part of the waste water receiving tank 103. The sewage receiving tank filter screen 1031 is arranged at the bottom of the sewage receiving tank 103. The filter screen 1031 of the sewage receiving tank has a secondary filtering function, and small particulate matters in the sewage are left.
In one embodiment, the sewage receiving tank 103 is provided with a water level sensor for detecting whether the water level of the sewage receiving tank is higher than an upper limit, and if so, the suction is increased by the sewage pump to adjust the water level. In one embodiment, the height of the upper limit is the height of the lowest point of the inlet conduit (aqueduct).
The filter box is provided with a water inlet pipeline, the sewage receiving box is provided with a water inlet hole, and the water inlet pipeline is in sealing fit with the water inlet hole.
In one embodiment, the fresh water tank is detachably connected to the water circulation filtration system, and the foul water tank is provided with a water filling port, whereby water can be exchanged. In one embodiment, the fresh water tank is provided with a lower water level limit indicator. In one embodiment, the clean water tank is provided with a water shortage alarm.
In one embodiment, the spout water pressure may be controlled by a clean water pump connected to the water spray assembly. The spraying direction (longitudinal angle and transverse angle) of the spray head can be adjusted. The direction of extension of the spraying direction may be perpendicular to the axis of the roller brush 4. The shape of the water flow of the spray head includes a conical shape, a fan shape, etc., and is not limited to a row.
The sewage tank is arranged to be detachable and is provided with a water full alarm sensor.
The washing water circulation system includes: a clean water pump 105, a sewage pump 101, a water pump connection hose, a clean water tank 102, a filter tank 104, a filter tank screen, a sewage receiving tank 103, a sewage receiving tank screen, a water spray pipe (the foregoing water spray module 23), and the like. Wherein, the water purifying tank 105, the water inlet pipe 1051 of the water purifying pump, the water outlet pipe 1052 of the water purifying pump and the water spray pipe form a water purifying and cleaning system; the filter box 104, the filter box filter screen, the sewage receiving box 103, the sewage receiving box filter screen, the sewage pump inlet pipe 1011, the sewage pump 101, the sewage pump outlet pipe 1012 and the clean water tank 102 form a sewage filtering circulation system.
When cleaning machines people is in cleaning work, through above-mentioned water purification cleaning system, the water purification will spray on the rag, rivers can wash the dirty on the rag and assemble in rose box 104. When sewage is in the process of the filter box, the filter screen in the filter box can stay the large-particle dirt, hair and the like on the filter screen, sewage after the large-particle impurity is filtered can flow into the sewage receiving box of the next level under the action of gravity, the filter screen secondary filtration in the sewage receiving box is carried out, small particle substances in the sewage are left, sewage after the secondary filtration can become secondary utilization, the sewage flows into the water purifying box 102 again under the drive of the sewage pump 101, and the water recycling in the cleaning process of the cleaning rags is realized.
The filter box 104 can be taken out from the base freely, and can be taken out after being cleaned every time, so that large-particle dirt and hair in the filter screen can be cleaned, and blockage can be avoided. The sewage receiving box 103 can also be detached, and after the cleaning times are determined, the sewage receiving box can be detached to clean or replace a filter screen in the sewage receiving box, so that the reduction or blockage of the filtering effect of the sewage receiving box is avoided.
This embodiment has solved the water use problem of cleaning robot self-cleaning rag in-process, realizes wasing the cyclic utilization of rag water, has solved the problem of dirty water recovery and water tank capacity simultaneously.
This wash water circulating and filtering system installs at clean in-process, and the circulating water can pass through the spray pipe from the water purification case and on shower nozzle spraying water smoke or rivers to the rag, the circulating water can moisten the rag through the rivers that the shower nozzle formed, furtherly, can also take away the filth on the rag. The scraper further scrapes and washes the wet cleaning cloth, the sewage formed by the scraping and washing enters the water filtering and circulating system, the sewage passes through the filtering element and then flows into the sewage receiving tank, and the filtered sewage can be reused and flows back to the clean water tank. The circulating water is water directly obtained through a water purifying tank or water obtained after treatment of a water circulating filtering system.
In addition, after the sewage flows through the filter box, the dirt on the cleaning cloth can be left on the filter disc, so that the dirt can be conveniently cleaned.
In one embodiment, as shown in FIG. 15, the spray assembly is connected to the faucet 66 through an inlet tube, the filtered water tank is connected to an outlet line through a sewage pump, and the outlet line is connected to a floor drain 88.
The advantage of this circulation mode is, directly will wash the hydrologic cycle system and the house hardware combination of base to reduce artificial intervention, realize intelligent house.
In the above-described respective embodiments, the washing base may further have a charging device for charging the household cleaning robot.
The above embodiments have been described in further detail to illustrate the objects, technical solutions and advantages of the present invention, and it should be understood that the above is only a specific embodiment of the present invention, and is not limited to the scope of the present invention, and the present invention can be embodied in various forms without departing from the spirit of the essential characteristics of the present invention, so that the embodiments of the present invention are intended to be illustrative and not restrictive, since the scope of the present invention is defined by the claims rather than the specification, and all changes that fall within the range defined by the claims or the range equivalent thereto are intended to be embraced by the claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cleaning base for a cleaning robot, characterized in that,
the method comprises the following steps: the water spraying device comprises a base body, a water wiping mechanism arranged on the base body and a water spraying component with a spray head;
the spray heads are arranged along the floor mopping part of the cleaning robot and are formed into a structure for spraying water or mist to the floor mopping part;
the wiper mechanism includes a wiper blade capable of contacting and relatively displacing the floor member to wipe off the attached matter on the floor member while squeezing out water.
2. A cleaning base for a cleaning robot as claimed in claim 1,
the mopping part comprises a rolling brush which is configured to rotate under the driving of a motor;
the scraper is long-strip-shaped, and the scraper and the axis of the rolling brush are arranged in parallel.
3. A cleaning base for a cleaning robot as claimed in claim 1,
the mopping part comprises a flat mop,
the water scraping mechanism also comprises a transmission mechanism driven by a driving motor component, so that the scraping plate is dragged to do linear reciprocating motion along the flat plate.
4. A cleaning base for a cleaning robot according to any one of claims 1 to 3,
the wiper mechanism is provided with an inclination angle,
the mopping part is configured to rotate by a corresponding inclination angle while controlling lifting by the lifting mechanism,
the lifting mechanism is one or more of a crank rocker mechanism, a gear pair or a screw rod mechanism.
5. A cleaning base for a cleaning robot as claimed in claim 3,
the transmission mechanism is one or more of a belt type transmission mechanism, a crank block mechanism or an eccentric cam mechanism.
6. A cleaning base for a cleaning robot as claimed in claim 5,
still possess scraper blade automatic reversing mechanism, drive mechanism is belt formula drive mechanism under driving motor subassembly's effect belt formula drive mechanism rotates along a direction, wherein the belt with scraper blade automatic reversing mechanism connects, drives and sets up scraper blade on the scraper blade automatic reversing mechanism makes straight reciprocating motion.
7. A cleaning base for a cleaning robot as claimed in claim 5,
when the transmission mechanism is a belt type transmission mechanism, the scraper is fixed on the belt type transmission mechanism, the scraper further comprises a position detection device, a processor and a motor execution device, the position detection device is used for detecting whether the position of the scraper reaches a return position or not, so that a position detection signal is sent to the processor, and the processor controls the motor execution device to enable the motor to rotate reversely, so that the belt type transmission mechanism is driven to reverse.
8. A cleaning base for a cleaning robot as claimed in claim 1,
the device is also provided with a dirt separation system, wherein the water purification tank, the water purification pump and the water spraying assembly are sequentially connected; the filtering water tank, the sewage pump and the sewage tank are sequentially connected;
the filtering water tank for receiving and filtering the dirty water after the mopping part is cleaned is provided with a filtering element;
the sewage pump conveys the water in the filtering water tank to a sewage tank;
the water purifying tank provides water for the water spraying assembly;
conveying the water of the purified water tank to the water spraying assembly through the purified water pump;
the water spray assembly sprays water to the floor mopping component.
9. A cleaning base for a cleaning robot as claimed in claim 1,
the water circulation filtration system is further provided with:
the filtering water tank is used for receiving dirty water after the mopping part is cleaned and filtering the dirty water, and the filtering water tank is provided with a filtering element;
the water in the filtering water tank is conveyed to the circulating water tank through a sewage pump;
the circulating water tank which supplies water to the water spray assembly and simultaneously receives water from the filtering water tank;
the water of the circulating water tank is conveyed to a circulating water pump of the water spraying assembly;
the water spray assembly is used for spraying water to the floor mopping component;
the filter water tank, the sewage pump, the circulating water tank, the circulating water pump and the water spraying assembly are connected in sequence.
10. A cleaning base for a cleaning robot according to claim 8 or 9,
the water spraying assembly is connected with a water tap through a water inlet pipe, the filtering water tank is connected with a water outlet pipeline through a sewage pump, and the water outlet pipeline is connected with a floor drain.
CN201920996683.9U 2018-07-13 2019-06-28 Cleaning base Active CN210749048U (en)

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CN110710937A (en) * 2018-07-13 2020-01-21 上海楠木机器人科技有限公司 Cleaning base and working method thereof
CN112869652A (en) * 2021-03-23 2021-06-01 深圳市银星智能科技股份有限公司 Cleaning device, cleaning method thereof and cleaning machine system
CN113057547A (en) * 2021-03-26 2021-07-02 重庆电子工程职业学院 Mopping system based on artificial intelligence

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