CN218500610U - Cleaning robot - Google Patents

Abstract

The application relates to a cleaning robot, including: a body; the adsorption system comprises a fan arranged at the bottom of the machine body and a skirt edge surrounding the periphery of the fan, and the fan is used for forming a vacuum sealed area among the bottom of the machine body, the skirt edge and a surface to be cleaned; the moving system comprises walking devices arranged on two sides of the machine body in the width direction; the liquid spraying system comprises a water tank arranged in the machine body and a spray head connected with the water tank through a hose, and the spray head is positioned on at least one side of the machine body in the length direction; and the cleaning assembly comprises a cleaning piece positioned at the bottom of the machine body and a rolling brush rotatably connected with the machine body. This application can initiatively clean to stubborn spot through additionally setting up and fuselage rotatable coupling's round brush in fuselage bottom, improves the pressure of cleaning and the frequency of cleaning of treating the cleaning surface, and then improves the clean effect to stubborn spot.

Description

Cleaning robot

Technical Field

The application relates to the technical field of intelligent equipment, in particular to a cleaning robot.

Background

The window cleaning robot, also known as a window cleaner, is a novel small household appliance, has the characteristics of small volume, light weight and very flexible movement, and is increasingly popular with consumers. At present, the window cleaning robot can clean most stains on glass through a cleaning cloth, but the cleaning capability of stubborn stains needs to be improved.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a cleaning robot, which can improve the wiping pressure and the wiping frequency of a surface to be cleaned, and improve the cleaning effect on stubborn stains.

To this end, an embodiment of the present application provides a cleaning robot, including: a body; the adsorption system comprises a fan arranged at the bottom of the machine body and a skirt edge surrounding the periphery of the fan, and the fan is used for forming a vacuum sealed area among the bottom of the machine body, the skirt edge and the surface to be cleaned; the moving system comprises walking devices arranged on two sides of the machine body in the width direction; the liquid spraying system comprises a water tank arranged in the machine body and a spray head connected with the water tank through a hose, and the spray head is positioned on at least one side of the machine body in the length direction; and the cleaning assembly comprises a cleaning piece positioned at the bottom of the machine body and a rolling brush rotatably connected with the machine body.

In one possible implementation mode, the cleaning piece is attached to the surface to be cleaned; the rolling brush comprises a cylindrical framework and a cleaning medium arranged on the outer peripheral side of the cylindrical framework, and the center distance between the cylindrical framework and a surface to be cleaned is smaller than the maximum radius of the cleaning medium.

In a possible implementation, the fuselage includes the chassis and the lid that fits the chassis, forms the holding chamber between chassis and the lid, and the chassis has the mounting groove sunken towards the holding chamber, and the round brush rotationally sets up in the mounting groove.

In one possible implementation mode, one end of the framework is provided with a rolling shaft and a bearing sleeved on the rolling shaft, and the bearing is matched with one end of the mounting groove; the cleaning robot further comprises a first driving device, the first driving device is arranged in the accommodating cavity, the output end of the first driving device extends into the mounting groove and is coaxially connected with one end, far away from the bearing, of the framework, so that the rolling brush is driven to rotate.

In a possible implementation mode, the fan is arranged in the containing cavity, the chassis is provided with a plurality of small holes corresponding to the fan, the skirt edge is arranged on one side of the chassis deviating from the containing cavity, and the rolling brush is located in the skirt edge.

In one possible implementation manner, the cleaning robot further comprises a cover body and a handle, wherein the cover body covers the first driving device from one side of the cover body; the first driving device comprises a first motor and a first speed reducer connected with an output shaft of the first motor, an output end of the first speed reducer is coaxially arranged with the rolling brush, and the handle is pivotally connected with the first speed reducer and can be accommodated in the mounting groove in a foldable mode.

In one possible implementation mode, the spray head is positioned on one side of the machine body in the length direction, and the rolling brush is positioned on the other side of the machine body in the length direction.

In a possible implementation mode, a convex part extending outwards is arranged on the other side of the machine body away from the spray head, and one end of the framework is rotatably connected with the convex part through a bearing; the rolling brush is characterized by further comprising a first driving device, the first driving device is connected with the other side, far away from the spray head, of the machine body, and the output end of the first driving device is coaxially connected with one end, far away from the bearing, of the framework to drive the rolling brush to rotate.

In a possible implementation mode, a movable support is further arranged at the bottom of the machine body, the cleaning piece is arranged on the support, and the orthographic projection of the cleaning piece on the bottom of the machine body is located on the skirt edge and the outer periphery side of the walking device.

In a possible implementation mode, an optical coupler sensor is arranged at the corner of the bottom of the machine body and used for detecting the edge of the surface to be cleaned.

According to the cleaning robot that this application embodiment provided, through additionally setting up the round brush with fuselage rotatable coupling in fuselage bottom, can initiatively clean to stubborn spot, improve the pressure of cleaning and clean the frequency of treating the cleaning surface, and then improve the clean effect to stubborn spot. In addition, the rolling brush is used as an active cleaning device, the structure is relatively simple, no complex connecting rod moves, the moving mode of the rolling brush only rotates, the mechanical movement efficiency is relatively high, and the maintenance and the disassembly are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. In addition, in the drawings, like parts are denoted by like reference numerals, and the drawings are not drawn to actual scale.

Fig. 1 is an exploded schematic view of a cleaning robot according to an embodiment of the present disclosure;

fig. 2 illustrates a schematic top view of the cleaning robot shown in fig. 1;

FIG. 3 showsbase:Sub>A cross-sectional view of the cleaning robot shown in FIG. 2 along direction A-A;

FIG. 4 is an enlarged schematic view of region B of FIG. 3;

fig. 5 shows a schematic top view of a cleaning robot according to another embodiment of the present disclosure.

Description of reference numerals:

1. a body; 11. a chassis; 111. mounting grooves; 12. a cover body; H. a small hole; F. a surface to be cleaned; 13. a convex portion;

21. a fan; 22. a skirt edge;

31. a traveling device;

43. a spray head;

51. a cleaning member; 52. rolling and brushing; 521. a framework; 522. a cleaning medium; 523. a roller; 524. a bearing; 53. a first driving device; 531. a first motor; 532. a first decelerator; 54. a cover body; 55. a support; 6. an opto-coupler sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 is an exploded schematic view of a cleaning robot according to an embodiment of the present disclosure; fig. 2 illustrates a schematic top view of the cleaning robot shown in fig. 1; FIG. 3 showsbase:Sub>A cross-sectional view of the cleaning robot shown in FIG. 2 along direction A-A; fig. 4 is an enlarged schematic view of a region B in fig. 3.

As shown in fig. 1 to 4, an embodiment of the present application provides a cleaning robot including a body 1, an adsorption system, a moving system, a liquid spray system, and a cleaning assembly.

The machine body 1 is generally rectangular, so that rectangular glass, ceramic tiles and the like can be conveniently wiped, and corner residues are reduced as much as possible. In addition, the body 1 is generally a plastic member, and can reduce the overall weight of the cleaning robot while satisfying the basic strength requirement.

The adsorption system comprises a fan 21 arranged at the bottom of the machine body 1 and a skirt 22 surrounding the periphery of the fan 21, wherein the fan 21 is used for forming a vacuum sealed area between the bottom of the machine body 1, the skirt 22 and the surface F to be cleaned. The fan 21 may be an axial flow negative pressure fan to draw out air in a vacuum sealed area, so as to generate a continuous and stable adsorption force to ensure that the cleaning robot is safely adsorbed on the surface F (shown in fig. 3) to be cleaned. The surface F to be cleaned may be window glass or a smooth wall surface. The blower 13 can draw off air in the vacuum-tight area and fix the cleaning robot on the vertical surface F to be cleaned by using the pressure difference.

The moving system includes traveling devices 31 provided on both sides of the body 1 in the width direction. The two walking devices 31 are arranged on two sides of the machine body 1 in the width direction, and can provide strong climbing force for the cleaning robot so that the cleaning robot can walk on the surface F to be cleaned smoothly.

The liquid spraying system includes a water tank (not shown) disposed in the main body 1 and a spray head 43 connected to the water tank through a hose (not shown), and the spray head 43 is disposed on at least one side of the main body 1 in the longitudinal direction. The water tank is arranged in the machine body 1 and is used for containing a waterproof liquid or clear water, and the volume of the water tank can be 20ml to 60ml or even larger. The water tank sprays cleaning liquid or clear water to the surface F to be cleaned through the hose and the spray head 43, so that dry stains can be dissolved in advance. The spray head 43 can be designed as a cross type double spray head, the wide-angle spraying coverage area is larger, and the water spraying range is matched with the width of the machine body 1. Further, the spray heads 43 may be located at both sides of the length direction of the body 1, which may enable the cleaning robot to perform bidirectional wiping without turning. In addition, a low water level sensor can be arranged in the water tank to prevent dry wiping due to water shortage.

The cleaning assembly includes a cleaning member 51 at the bottom of the body 1 and a roll brush 52 rotatably coupled to the body 1. The cleaning piece 51 can be rag, sponge and the like, the rag is made of special yarn which is integrally formed, the front surface and the back surface of the rag are attached with superfine fibers, and the rag is softer and easy to clean and has the characteristics of high water locking capacity, strong dirt-removing capacity and the like. The cleaning member 51 passively wipes the wetted surface F to be cleaned along with the movement of the cleaning robot, and stubborn stains, such as bird droppings, on the surface F to be cleaned can be difficult to completely remove by the rag.

The rolling brush 52 can rotate relative to the machine body 1, stubborn stains on the surface to be cleaned can be actively and repeatedly wiped, after the surface of the stubborn stains is wetted by cleaning liquid or clear water, most of wet stubborn stains on the surface of the stubborn stains can be rapidly cleaned through the cleaning piece 51 and the rolling brush 52, and the relative wiping area is increased; for dry components in stubborn stains, when the rolling brush 52 is used for dry cleaning, the cleaning pressure and the cleaning frequency of the surface F to be cleaned can be improved through the repeated rotation of the rolling brush 52, dust raised in the cleaning process can be sucked and blown away by the fan 21, so that the cleaning robot does not need to repeatedly spray cleaning liquid to the stubborn stains, the stubborn stains can be quickly cleaned through the dry cleaning of the rolling brush 52, and the cleaning effect of the surface F to be cleaned can be effectively improved.

According to the cleaning robot that this application embodiment provided, through at fuselage 1 bottom extra set up with fuselage 1 rotatable coupling's round brush 52, can carry out initiative cleaning to stubborn dirt, improve the wiping pressure and the frequency of wiping of treating cleaning surface F, and then improve the clean effect to stubborn dirt. In addition, the rolling brush 52 is used as an active cleaning device, the structure is relatively simple, no complex connecting rod moves, the rolling brush 52 only rotates in a moving mode, the mechanical movement efficiency is relatively high, and the maintenance and the disassembly are convenient.

In some embodiments, the cleaning members 51 are disposed in close proximity to the surface F to be cleaned; the roll brush 52 includes a cylindrical skeleton 521 and a cleaning medium 522 disposed on an outer peripheral side of the cylindrical skeleton 521, and a center distance between the cylindrical skeleton 521 and the surface F to be cleaned is smaller than a maximum radius of the cleaning medium 522.

As shown in fig. 4, the roll brush 52 includes a cylindrical frame 521 and a cleaning medium 522 provided on the outer peripheral side of the cylindrical frame 521, and the cleaning medium 522 may be a brush, a pile, a cleaning cotton of a foam material, a rubber strip, or the like. The cleaning medium 522 may be of a cross-sectional type such as, but not limited to, rectangular, trapezoidal, circular arc, etc. The cleaning medium 522 may be spirally wound around the outer circumferential side of the bobbin 521, and may be rotatably wound around the outer circumferential side of the bobbin 521. In addition, the center distance L between the cylindrical framework 521 and the surface F to be cleaned is smaller than the maximum radius of the cleaning medium 522, and the cleaning member 51 is attached to the surface F to be cleaned, so that the cleaning medium 522 can generate pre-pressure on the surface F to be cleaned due to size interference, and can wipe the surface F to be cleaned together with the cleaning member 51, the wiping effect is improved, the interference is not limited, and the cleaning effect is determined according to the specific material of the cleaning medium 522.

In some embodiments, the body 1 includes a chassis 11 and a cover 12 covering the chassis 11, a receiving cavity is formed between the chassis 11 and the cover 12, the chassis 11 has a mounting groove 111 recessed toward the receiving cavity, and the rolling brush 52 is rotatably disposed in the mounting groove 111.

As shown in fig. 1 to 3, the water tank, the hose, and the like are disposed in the accommodating cavity formed between the chassis 11 and the cover 12, and the rolling brush 52 is disposed in the mounting groove 111 of the chassis 11, so that the overall volume of the cleaning robot can be reduced. In addition, the rotation direction of the rolling brush 52 coincides with the absolute forward rotation direction of the traveling device 31, and the rolling brush 52 can perform the function of cleaning by rotating forward or backward.

In some embodiments, one end of the frame 521 is provided with a roller 523 and a bearing 524 sleeved on the roller 523, and the bearing 524 is engaged with one end of the mounting groove 111; the cleaning robot further includes a first driving device 53, the first driving device 53 is disposed in the accommodating cavity, and an output end of the first driving device 53 extends into the mounting groove 111 and is coaxially connected to an end of the framework 521 far away from the bearing 524 to drive the rolling brush 52 to rotate.

As shown in fig. 1, one end of the frame 521 is engaged with one end of the mounting groove 111 through a bearing 524, and the other end of the frame 521 is engaged with an output end of the first driving device 53 extending into the mounting groove 111, so that the first driving device 53 can drive the rolling brush 52 to rotate in the mounting groove 111.

In some embodiments, the fan 21 is disposed in the accommodating cavity, the chassis 11 is provided with a plurality of small holes H corresponding to the fan 21, the skirt 22 is disposed on a side of the chassis 11 away from the accommodating cavity, and the rolling brush 52 is located in the skirt 22.

As shown in fig. 2, the rolling brush 52 is located in the skirt 22, that is, the rolling brush is located between the chassis 11, the skirt 22 and the surface F to be cleaned to form a vacuum sealed area, and the rolling brush 52 is arranged adjacent to the fan 21, so that dust raised in the dry wiping process of the rolling brush 52 can be quickly sucked and blown away by the fan 21, the dust is prevented from being diffused to the wiped surface F to be cleaned, and the cleaning effect is further improved.

In some embodiments, the cleaning robot further includes a cover 54 and a handle (not shown), the cover 54 covers the first driving device 53 from one side of the cover 12; the first driving means 53 includes a first motor 531 and a first decelerator 532 connected to an output shaft of the first motor 531, an output end of the first decelerator 532 being coaxially disposed with the roll brush 52, and a handle pivotally connected to the first decelerator 532 and foldably received in the mounting groove 111.

As shown in fig. 2, the first driving device 53 includes a first motor 531 and a first speed reducer 532 connected to an output shaft of the first motor 531, and an output end of the first speed reducer 532 is coaxially disposed with the rolling brush 52 to rotate the rolling brush 52. The cover 54 covers the first driving device 53 from one side of the cover 12, so that the first driving device 53 is convenient to disassemble and assemble, and the appearance of the cleaning robot is improved. In addition, the handle is pivotally connected to the first reducer 532 and is foldably received in the mounting groove 111, so that the user can detach the first driving device 53 and the rolling brush 52 together by lifting up the handle, thereby facilitating the replacement of the rolling brush 52 and improving the maintainability and convenience of the cleaning robot.

In some embodiments, a movable bracket 55 is further disposed at the bottom of the body 1, the cleaning elements 51 are disposed on the bracket 55, and the orthographic projection of the cleaning elements 51 on the bottom of the body 1 is located at the outer periphery of the skirt 22 and the walking device 31. In one example, the support 55 can be turned over relative to the plane of the chassis 11, so that the cleaning robot does not affect the walking due to friction, and the support 55 can also provide a buffer when being pulled by external force, so that the cleaning robot can keep adsorbing all the time. The orthographic projection of the cleaning piece 51 on the chassis 11 is positioned on the outer periphery side of the skirt 22 and the walking device 31, so that the shape of the surface to be cleaned is matched, and dead-angle stains can be conveniently wiped without leaving marks.

Furthermore, a Hook and Loop fastener is arranged on the bracket 55, the Hook and Loop fastener and the cleaning piece 51 are connected with each other in an adhering manner, one surface of either one of the Hook and Loop fastener and the cleaning piece 51 is fine and soft round fiber wool (Loop), and the other surface of the other one of the Hook and Loop fastener is hard barbed wool (Hook), so that the cleaning piece 51 can be conveniently detached to be cleaned and replaced at any time.

In some embodiments, an optical coupler sensor 6 is disposed at a corner of the bottom of the body 1 for detecting an edge of the surface F to be cleaned. Optical coupling sensor 6 can set up in four edges of chassis 11 or lid 12, perhaps optical coupling sensor 6 can set up in two edges of chassis 11 or lid 12 homonymy for survey and treat cleaning surface F's edge, the shower nozzle 43 of the hydrojet system of being convenient for independently stops to spray water or washing liquid, avoids washing liquid or water to spray to air, indoor, causes the waste. In addition, the optical coupling sensor 6 detects the edge of the surface F to be cleaned, so that the cleaning robot can conveniently plan a cleaning path according to the edge position, the cleaning missing or repeated cleaning is avoided, and the cleaning efficiency and the cleaning coverage rate are effectively improved.

In some embodiments, the running gear 31 includes a transmission belt, a driving pulley engaged with the transmission belt, a driven pulley, a follower pulley, and a second driving device for driving the driving pulley to move, and the chassis 11 is provided with an opening for allowing the transmission belt to pass through.

The running gear 31 is arranged on both sides of the machine body 1 in the width direction, so that the machine body can avoid being wetted and can run more stably. The second driving device comprises a second motor and a second speed reducer connected with an output shaft of the second motor, and an output end of the second speed reducer is coaxially connected with the driving belt wheel so as to drive the conveying belt to move. Optionally, the second motor is a stepping motor, the conveying belt is a synchronous belt, and the surface of the synchronous belt is provided with patterns, so that slipping resistance and dust adhesion resistance can be achieved. In addition, the follow-up wheel is arranged between the driving belt wheel and the driven belt wheel and is in transmission connection with the conveying belt, a stable triangular relation is formed among the driving belt wheel, the driven belt wheel and the follow-up wheel, the contact area between the conveying belt and the surface F to be cleaned can be increased, and the walking stability is improved.

In addition, the traveling device 31 further comprises a brush arranged on one side of the conveyor belt, so that impurities such as dust on the conveyor belt can be cleaned at any time, and the cleaned surface F to be cleaned is prevented from being polluted by the impurities such as dust on the conveyor belt.

In some embodiments, the cleaning robot further includes a Wi-Fi function module, a bluetooth module, etc. to enable the cleaning robot to be in communication connection with a mobile terminal, such as a mobile phone, through a software program, and a user only needs to operate on the mobile terminal to control the cleaning robot to perform corresponding operations.

In some embodiments, the cleaning robot further includes a power supply system disposed in the accommodating cavity, the power supply system includes a rechargeable lithium battery, and the lithium battery is used to supply power to the blower 21 of the adsorption system, the second driving device of the traveling device 31, the liquid spraying system, the first driving device 53 of the rolling brush, the Wi-Fi function module, the bluetooth module, and the like, so that the cleaning robot can perform cleaning work without a power supply cable and a socket, and the operation convenience of the cleaning robot is improved.

In addition, the cleaning robot also comprises a control system, and the control system comprises a manual control system and an automatic control system. The manual control system is responsible for controlling the macro motion of the cleaning robot, and the control signal is sent to the second motor of the traveling device 31, so that the cleaning robot can complete the actions of advancing, retreating, left turning, right turning and the like. The automatic control system is responsible for controlling the cleaning process, liquid supply, cleaning, etc., and sends control signals to the spray head 43 and the first motor 531 for driving the rolling brush 52 to move, so that the cleaning robot performs the cleaning operation. It can be understood that the automatic control system can also automatically execute the actions of forward, backward, left turn, right turn, etc. according to the path planning, and will not be described again.

Fig. 5 shows a schematic top view of a cleaning robot according to another embodiment of the present disclosure.

As shown in fig. 5, another embodiment of the present application provides a cleaning robot having a structure similar to that of the cleaning robot shown in fig. 1 to 4, except that the position of the roll brush 52 is different.

Specifically, the spray head 43 is located at one side of the machine body 1 in the longitudinal direction, and the rolling brush 52 is located at the other side of the machine body 1 in the longitudinal direction, that is, the rolling brush 52 is externally disposed at one side of the machine body 1. So set up, can make the length of round brush 52 longer, even with the width of fuselage 1 is the same width to can increase the area of contact of round brush 52 and the face F of waiting to clean, be convenient for more clear up the stubborn dirt of corner.

Further, the other side of the body 1 away from the spray head 43 is provided with a convex part 13 extending outwards, and one end of the framework 521 is rotatably connected with the convex part 13 through a bearing 524; the device further comprises a first driving device 53, the first driving device 53 is connected with the other side of the body 1 far away from the spray head 43, and the output end of the first driving device 53 is coaxially connected with one end of the framework 521 far away from the bearing 524 so as to drive the rolling brush 52 to rotate.

As shown in fig. 5, the first driving device 53 includes a first motor 531 and a first speed reducer 532 connected to an output shaft of the first motor 531, and an output end of the first speed reducer 532 is coaxially disposed with the rolling brush 52 to rotate the rolling brush 52. The other side of the body 1 away from the spray head 43 is provided with a convex part 13 extending outwards, one end of the framework 521 is rotatably connected with the convex part 13 through a bearing 524, and one end of the framework 521 away from the bearing 524 is coaxially connected with the output end of the first driving device 53 so as to drive the rolling brush 52 to rotate. In addition, since the rolling brush 52 is externally disposed at one side of the body 1, the first driving device 53 and the rolling brush 52 are conveniently detached together to replace the rolling brush 52, thereby improving maintainability and convenience of the cleaning robot.

The following describes the technical solution provided in this embodiment with reference to a specific application scenario.

The outside of indoor window glass has stubborn stains such as dust, bird droppings and the like, and the glass needs to be wiped by a cleaning robot. The user controls the software program of the cleaning robot through the mobile phone, starts the fan 21 of the adsorption system, and adsorbs the cleaning robot onto the glass. Then, the cleaning robot is controlled to perform wiping operation, the cleaning robot detects the edges of glass around the cleaning robot according to the optical coupling sensors 6 at the corners of the cleaning robot, a movement path is planned according to the detected edges of the glass, meanwhile, cleaning liquid is automatically sprayed towards the glass through the spray head 43 of the liquid spraying system, and in the process that the cleaning robot performs actions such as advancing, retreating, left turning, right turning and the like according to the planned path through the walking device 31, the cleaning piece 51, such as a cleaning cloth and a rolling brush 52, on one side of the chassis 11 of the cleaning robot can clean the glass together, wherein if only dust exists on the glass, the cleaning robot can only wipe the glass through the cleaning cloth. If stubborn stains remain on the glass, it is necessary to activate the roller brush 52 to initiate the stubborn stain cleaning mode.

Specifically, after the surface of stubborn stains is wetted by the cleaning solution, the cleaning robot walks to the stubborn stains through the walking device 31, and most of the wet stubborn stains on the surface of the cleaning robot can be quickly cleaned through the cleaning cloth and the rolling brush 52; then, for the dry components in stubborn stains, the wiping pressure and the wiping frequency of the glass can be improved through the repeated rotation of the roller brush 52, and the dust raised in the wiping process can be sucked and blown away by the fan 21, so that the cleaning robot does not need to repeatedly spray cleaning liquid back and forth to the stubborn stains, the stubborn stains can be quickly cleaned through the dry wiping of the roller brush 52, and the cleaning effect of the glass can be effectively improved.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest manner such that "on … …" means not only "directly on something", but also "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above" or "above" something, but also the meaning of "above" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A cleaning robot, characterized by comprising:

a body;

the adsorption system comprises a fan arranged at the bottom of the machine body and a skirt edge surrounding the periphery of the fan, and the fan is used for forming a vacuum sealed area among the bottom of the machine body, the skirt edge and a surface to be cleaned;

the moving system comprises walking devices arranged on two sides of the machine body in the width direction;

the liquid spraying system comprises a water tank arranged in the machine body and a spray head connected with the water tank through a hose, and the spray head is positioned on at least one side of the machine body in the length direction; and

the cleaning assembly comprises a cleaning piece positioned at the bottom of the machine body and a rolling brush rotatably connected with the machine body.

2. The cleaning robot of claim 1, wherein the cleaning member is disposed in close contact with the surface to be cleaned; the rolling brush comprises a cylindrical framework and a cleaning medium arranged on the outer peripheral side of the cylindrical framework, and the center distance between the cylindrical framework and the surface to be cleaned is smaller than the maximum radius of the cleaning medium.

3. The cleaning robot as claimed in claim 2, wherein the body includes a chassis and a cover covering the chassis, an accommodating chamber is formed between the chassis and the cover, the chassis has a mounting groove recessed toward the accommodating chamber, and the roller brush is rotatably disposed in the mounting groove.

4. The cleaning robot as claimed in claim 3, wherein a roller and a bearing sleeved on the roller are provided at one end of the frame, and the bearing is engaged with one end of the mounting groove;

still include first drive arrangement, first drive arrangement set up in the holding intracavity, just first drive arrangement's output stretches into in the mounting groove, and with the skeleton is kept away from the one end coaxial coupling of bearing, in order to drive the round brush rotates.

5. The cleaning robot as claimed in claim 3, wherein the blower is disposed in the accommodating cavity, the chassis is provided with a plurality of small holes corresponding to the blower, the skirt is disposed on a side of the chassis facing away from the accommodating cavity, and the rolling brush is disposed in the skirt.

6. The cleaning robot as claimed in claim 4, further comprising a cover and a handle, the cover covering the first driving unit from one side of the cover;

the first driving device comprises a first motor and a first speed reducer connected with an output shaft of the first motor, an output end of the first speed reducer is coaxially arranged with the rolling brush, and the handle is connected with the first speed reducer in a pivot mode and can be contained in the mounting groove in a foldable mode.

7. The cleaning robot as claimed in claim 2, wherein the spray head is located at one side of the body in a length direction, and the roll brush is located at the other side of the body in the length direction.

8. The cleaning robot as claimed in claim 7, wherein a protrusion extending outward is provided on the other side of the body away from the nozzle, and one end of the frame is rotatably connected to the protrusion through a bearing;

still include first drive arrangement, first drive arrangement with the fuselage is kept away from the opposite side of shower nozzle is connected, just first drive arrangement's output with the skeleton is kept away from the one end coaxial coupling of bearing, in order to drive the round brush rotates.

9. The cleaning robot as claimed in claim 1, wherein a movable support is further disposed at the bottom of the body, the cleaning member is disposed on the support, and an orthographic projection of the cleaning member on the bottom of the body is located on the skirt and the outer peripheral side of the traveling device.

10. The cleaning robot as claimed in claim 1, wherein an optical coupling sensor is disposed at a corner of the bottom of the body for detecting an edge of the surface to be cleaned.

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