CN215329596U

CN215329596U - Cleaning device

Info

Publication number: CN215329596U
Application number: CN202120727589.0U
Authority: CN
Inventors: 张涛; 张猛; 丁铁
Original assignee: Midea Robozone Technology Co Ltd
Current assignee: Midea Robozone Technology Co Ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-12-28
Anticipated expiration: 2031-04-09
Also published as: CN217758497U; WO2022213445A1

Abstract

The utility model discloses a cleaning device which comprises a machine body, a cleaning mechanism and a lifting mechanism, wherein the cleaning mechanism comprises a rolling brush component, the rolling brush component is arranged at the bottom of the machine body and is movably matched with the machine body, the lifting mechanism is arranged on the machine body, and the lifting mechanism can drive the rolling brush component to be separated from a surface to be cleaned. Specifically, elevating system sets up on the organism, the round brush subassembly sets up in the bottom of organism and can the relative organism activity, when using cleaning device to carry out cleaning operation to the cleaning surface, the round brush subassembly is clear away the solid rubbish on the cleaning surface, when fluid filth (water stain or oil stain etc.) appear on the cleaning surface, elevating system drives the round brush subassembly, make round brush subassembly and cleaning surface separation, fluid filth and round brush subassembly contact have been avoided, prevent to take place because of the condition that the fluid filth adheres to on the round brush subassembly and influence the cleaning performance, user's use experience has been promoted.

Description

Cleaning device

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a cleaning device.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

The cleaning device (for example, the cleaning device may be a self-moving cleaning device or a handheld cleaning device), generally includes a machine body and a rolling brush, the rolling brush is disposed at the bottom of the machine body, the machine body moves to drive the rolling brush to move in a region to be cleaned, the rolling brush is in real time contact with a surface to be cleaned during the moving process, and the surface to be cleaned is cleaned by the rotation of the rolling brush.

However, when fluid dirt such as water stain or oil stain exists on the surface to be cleaned, the fluid dirt can be adhered to the rolling brush, and the rolling brush adhered with the fluid dirt can pollute other cleaned areas when rotating, so that the cleaning effect is influenced, and the use experience of a user is reduced.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to at least solve the problem of how to avoid contact of the roller brush assembly with fluid dirt. The purpose is realized by the following technical scheme:

the present invention proposes a cleaning device comprising:

a body;

the cleaning mechanism comprises a rolling brush component, and the rolling brush component is arranged at the bottom of the machine body and is movably matched with the machine body;

the lifting mechanism is arranged on the machine body and can drive the rolling brush assembly to be separated from the surface to be cleaned.

According to the cleaning device, the lifting mechanism is arranged on the machine body, the rolling brush assembly is arranged at the bottom of the machine body and can move relative to the machine body, when the cleaning device is used for cleaning a cleaning surface, the rolling brush assembly is used for removing solid garbage on the cleaning surface, and when fluid dirt (water stain or oil stain and the like) appears on the cleaning surface, the lifting mechanism drives the rolling brush assembly to separate the rolling brush assembly from the cleaning surface, so that the fluid dirt is prevented from contacting the rolling brush assembly, the condition that the cleaning effect is influenced due to the fact that the fluid dirt is adhered to the rolling brush assembly is prevented, and the use experience of a user is improved.

In addition, the cleaning device according to the utility model may also have the following additional technical features:

in some embodiments of the present invention, the roll brush assembly comprises:

the rolling brush body is used for cleaning the surface to be cleaned;

the rolling brush body is rotatably arranged on the rolling brush frame, the rolling brush frame is movably arranged on the machine body, and the lifting mechanism can drive the rolling brush frame to move in the height direction of the machine body so as to separate the rolling brush body from the surface to be cleaned.

In some embodiments of the present invention, the machine body includes a fixing frame, the fixing frame is provided with a first connecting portion and an accommodating space, the rolling brush holder is provided with a second connecting portion, the second connecting portion is rotatably engaged with the first connecting portion, and at least a portion of the rolling brush holder can enter the accommodating space.

In some embodiments of the present invention, a trigger portion is disposed on the rolling brush frame, the trigger portion is located outside the accommodating space, and the lifting mechanism can drive the trigger portion to rotate the rolling brush frame relative to the fixing frame.

In some embodiments of the utility model, the lift mechanism comprises:

the cam comprises a cam body, and a driving area is arranged on the excircle of the cam body;

the driving piece is in transmission connection with the cam and is electrically connected with a controller of the cleaning device, and the driving piece drives the cam to rotate so that the driving area is abutted to the triggering portion.

In some embodiments of the present invention, the lifting mechanism further includes a pressing plate, the pressing plate is engaged with the fixing frame to fix the driving member, the pressing plate is provided with a first limiting structure, the fixing frame is provided with a second limiting structure, the driving area is provided with an upper stop and a lower stop, when the upper stop is engaged with the first limiting structure, the driving area is separated from the triggering portion, and when the lower stop is engaged with the second limiting structure, the driving area is abutted to the triggering portion.

In some embodiments of the present invention, the cam is provided with a detected structure, the lifting mechanism includes a first detecting element and a second detecting element respectively electrically connected to the controller, when the upper stop point is matched with the first limit structure, the detected structure is arranged corresponding to the first detecting element, and when the lower stop point is matched with the second limit structure, the detected structure is arranged corresponding to the second detecting element.

In some embodiments of the present invention, the detected structure is a protruding structure formed on the cam, the first detecting element is a first photoelectric switch, the first photoelectric switch is provided with a first channel for the protruding structure to pass through, the second detecting element is a second photoelectric switch, and the second photoelectric switch is provided with a second channel for the protruding structure to pass through.

In some embodiments of the present invention, the lifting mechanism further includes a bracket, the bracket is engaged with the pressure plate member, and the first detection member and the second detection member are respectively disposed on the bracket.

In some embodiments of the utility model, the drive member is a reduction motor.

In some embodiments of the present invention, the first connecting portion is a first receiving groove, the second connecting portion is a first shaft, one end of the first shaft is engaged with the rolling brush holder, and the other end of the first shaft is rotatably disposed in the first receiving groove;

or the first connecting part is a second shaft, the second connecting part is a second accommodating groove, one end of the second shaft is matched with the fixing frame, and the other end of the second shaft is rotatably arranged in the second accommodating groove.

In some embodiments of the present invention, the cleaning mechanism further includes an edge brush assembly, the edge brush assembly is disposed at the bottom of the machine body and spaced apart from the rolling brush assembly;

and/or the cleaning mechanism further comprises a mopping assembly which is arranged at the bottom of the machine body and is arranged at an interval with the rolling brush assembly.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a structural sectional view of a cleaning apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of part A of the cleaning device shown in FIG. 1;

FIG. 3 is a schematic view of a portion of the cleaning apparatus shown in FIG. 1;

FIG. 4 is an exploded view of the cleaning device shown in FIG. 3;

FIG. 5 is a schematic structural view of a fixing frame of the cleaning device shown in FIG. 4;

FIG. 6 is a schematic view of the structure of the cam of the cleaning device shown in FIG. 4;

fig. 7 is a schematic structural view of a platen member of the cleaning apparatus shown in fig. 4.

The reference numbers are as follows:

100 is a cleaning device;

10 is a machine body;

11 is a fixing frame, 111 is a second limit structure, 112 is a mounting groove, 113 is a first connecting part, and 114 is an accommodating space;

20 is a cleaning mechanism;

21 is a floor mopping assembly, 22 is a rolling brush assembly, 221 is a rolling brush frame, 2211 is a trigger part, 2212 is a second connecting part, 222 is a driving motor, 223 is a rolling brush body, and 23 is an edge brush assembly;

30 is a lifting mechanism;

31 is a driving member, 32 is a cam, 321 is a cam body, 322 is a driving area, 323 is a detected part, 324 is a rotating shaft part, 33 is a first detecting member, 34 is a second detecting member, 35 is a bracket, 351 is a rotating groove, 36 is a pressure plate member, 361 is a first limit structure;

and 40 is a walking mechanism.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such 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. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 7, according to an embodiment of the present invention, a cleaning device 100 is provided, the cleaning device 100 includes a body 10, a cleaning mechanism 20 and a lifting mechanism 30, the cleaning mechanism 20 includes a rolling brush assembly 22, the rolling brush assembly 22 is disposed at the bottom of the body 10 and movably engaged with the body 10, the lifting mechanism 30 is disposed on the body 10, and the lifting mechanism 30 can drive the rolling brush assembly 22 to be separated from a surface to be cleaned.

Specifically, elevating system 30 sets up on organism 10, round brush subassembly 22 sets up in the bottom of organism 10 and can move about relative organism 10, when using cleaning device 100 when cleaning the face, round brush subassembly 22 clears away the solid rubbish on the face of cleaning, when fluid filth (water stain or oil stain etc.) appears on the face of cleaning, elevating system 30 drives round brush subassembly 22, make round brush subassembly 22 and cleaning face separation, fluid filth and round brush subassembly 22 contact have been avoided, prevent to take place because of the condition that fluid filth adheres on round brush subassembly 22 and influence the cleaning performance, user's use experience has been promoted.

It should be understood that after the self-moving cleaning device 100 passes through the position where the fluid dirt exists, the lifting mechanism 30 releases the driving of the rolling brush assembly 22, so that the rolling brush assembly 22 is released from the surface to be cleaned again, and the rolling brush assembly 22 is ensured to be put into the cleaning operation again, in the present invention, the action when the lifting mechanism 30 drives the rolling brush assembly 22 to be separated from the surface to be cleaned is called lifting of the rolling brush assembly 22, the action when the lifting mechanism 30 releases the driving of the rolling brush assembly 22, and the action when the rolling brush assembly 22 is contacted with the surface to be cleaned again is called descending of the rolling brush assembly 22.

It should be noted that the cleaning device 100 may be a self-moving cleaning device 100, such as a sweeping robot with a sweeping and mopping function, or may be a manual cleaning device 100, such as a handheld sweeping and mopping all-in-one machine, in the present invention, the cleaning device 100 is a sweeping robot with a sweeping and mopping function, the sweeping robot further includes a traveling mechanism 40, the traveling mechanism 40 includes a motor, a driving wheel and a driven wheel, wherein the driving wheel and the driven wheel are both rotatably disposed at the bottom of the machine body 10, the motor is in transmission connection with the driving wheel, the driven wheel has a steering function (may be a universal wheel or an omni wheel, etc.), and the motor drives the driving wheel to rotate, so as to realize the automatic traveling of the machine body 10.

In addition, the cleaning device 100 further includes an acquisition module, which is used for acquiring the current information of the surface to be cleaned, so as to determine whether there is fluid dirt on the surface to be cleaned, and further provide a basis for the lifting mechanism 30 to act.

In addition, the collection module is usually an image collection module (for example, a camera or the like), and the current state of the surface to be cleaned is collected through the image collection module, and the collected image information is compared and analyzed, so that whether fluid dirt exists on the surface to be cleaned is distinguished, and the control precision of the lifting mechanism is improved.

It is further understood that, as shown in fig. 1 to 4, the rolling brush assembly 22 includes a rolling brush body 223 and a rolling brush holder 221, the rolling brush body 223 is used for cleaning a surface to be cleaned, the rolling brush body 223 is rotatably disposed on the rolling brush holder 221, the rolling brush holder 221 is movably disposed on the machine body 10, and the lifting mechanism 30 can drive the rolling brush holder 221 to move in the height direction of the machine body 10 to separate the rolling brush body 223 from the surface to be cleaned. Specifically, the rolling brush frame 221 is disposed at the bottom of the machine body 10 and is connected to the machine body 10 in a movable manner, the rolling brush body 223 is rotatably disposed on the rolling brush frame 221, when the lifting mechanism 30 does not drive the rolling brush assembly 22, bristles of the rolling brush body 223 are in contact with a surface to be cleaned, cleaning operation of the surface to be cleaned is achieved by rotation of the rolling brush body 223, when fluid dirt exists on the surface to be cleaned, the lifting mechanism 30 drives the rolling brush frame 221, and the bristles of the rolling brush body 223 are driven to be separated from the surface to be cleaned by movement of the rolling brush frame 221 relative to the machine body 10, so that interference or collision caused by direct contact of the lifting mechanism 30 with the rolling brush body 223 is avoided, and effective driving of the rolling brush assembly 22 is guaranteed.

It should be understood that the height direction of the machine body 10 is the height direction of the machine body 10, and the direction perpendicular to the surface to be cleaned is the height direction of the machine body 10 when the cleaning device 100 is placed on the surface to be cleaned, so that the action of the rolling brush assembly 22 is simplified and the smooth implementation of the action of the rolling brush assembly 22 driven by the lifting mechanism 30 is ensured by arranging the rolling brush assembly 22 to move in the height direction of the machine body 10.

In the embodiment of the present invention, as shown in fig. 3 and 4, the driving mode of the rolling brush body 223 is electric, at this time, the rolling brush assembly 22 further includes a driving motor 222, the driving motor 222 is in transmission connection with the rolling brush body 223 (the driving motor 222 may be a speed reduction motor, at this time, the driving motor 222 is directly connected with the rolling brush body 223 to meet the requirement of the rotating speed of the rolling brush body 223, the driving motor 222 may also be in transmission connection with the rolling brush body 223 through a speed reduction structure (such as a gear box or a pulley, etc.) to meet the requirement of the rotating speed of the rolling brush body 223), and the driving motor 222 rotates after being powered on to drive the rolling brush body 223 to rotate relative to the rolling brush holder 221, so as to improve the convenience of use. In addition, when the lifting mechanism 30 drives the rolling brush assembly 22, the rolling brush body 223 is separated from the surface to be cleaned, at this time, the driving motor 222 stops working, when the lifting mechanism 30 removes the driving of the rolling brush assembly 22, the rolling brush body 223 is in contact with the surface to be cleaned, the driving motor 222 is started again, and by controlling the starting and stopping of the driving motor 222, the energy consumption is reduced, so that the cruising ability of the self-moving cleaning device 100 is improved, in addition, the service life of the driving motor 222 is also reduced, the faults of the driving motor 222 are reduced, and the maintenance cost is reduced.

In other embodiments of the present application, the driving mode of the rolling brush body 223 may be non-electric driving, that is, a roller is disposed on the rotating shaft of the rolling brush body 223, when the bristles of the rolling brush body 223 contact with the surface to be cleaned, the roller also contacts with the surface to be cleaned, when the external force drives the body 10 to walk on the surface to be cleaned, the roller rotates to drive the rolling brush to rotate, so as to realize the cleaning operation on the surface to be cleaned, when the lifting mechanism 30 drives the rolling brush assembly 22, the roller is separated from the surface to be cleaned, and at this time, the rolling brush body 223 stops rotating. The driving of the roller brush body 223 by the roller reduces the manufacturing cost of the cleaning apparatus 100.

Further, as shown in fig. 1 to 4, the machine body 10 includes a fixing frame 11, a first connecting portion 113 and an accommodating space 114 are disposed on the fixing frame 11, the rolling brush holder 221 is disposed with a second connecting portion 2212, the second connecting portion 2212 is rotatably engaged with the first connecting portion 113, and at least a portion of the rolling brush holder 221 can enter the accommodating space 114. Specifically, the fixed frame 11 is disposed at the bottom of the machine body 10, the opening of the accommodating space 114 faces the surface to be cleaned, the rolling brush holder 221 is connected to the fixed frame 11 through the cooperation of the first connecting portion 113 and the second connecting portion 2212, and the rolling brush body 223 is disposed in the rolling brush holder 221. When the rolling brush body 223 of the rolling brush assembly 22 needs to be separated from the surface to be cleaned, the lifting mechanism 30 drives the rolling brush frame 221, and the rolling brush frame 221 rotates relative to the fixed frame 11, so that at least part of the rolling brush frame 221 enters the accommodating space 114, and the rolling brush body 223 is separated from the surface to be cleaned. Through the arrangement of the accommodating space 114 and the rotation fit between the first connecting portion 113 and the second connecting portion 2212, the rolling brush body 223 is ensured to be lifted, the structure is effectively simplified, and the structural compactness of the cleaning device 100 is improved.

It should be noted that the shape of the receiving space 114 is matched with the shape of the rolling brush holder 221, and the size of the receiving space 114 is slightly larger than the size of the rolling brush holder 221, so that the rolling brush holder 221 can effectively enter and exit the receiving space 114, and the lifting action of the rolling brush assembly 22 can be smoothly performed.

In the present invention, when the lifting mechanism does not drive the rolling brush holder 221, a part of the body of the rolling brush holder 221 is located in the accommodating space 114, so that the height of the cleaning device 100 is reduced, the center of gravity of the cleaning device 100 is lowered, and the stability of the cleaning device 100 during the walking process is improved.

In some embodiments of the present invention, as shown in fig. 3 and 4, the first connecting portion 113 is a first receiving groove, the second connecting portion 2212 is a first shaft, one end of the first shaft is engaged with the rolling brush holder 221, and the other end of the first shaft is rotatably disposed in the first receiving groove. Specifically, the end of the first shaft is disposed in the first receiving groove, so that the rolling brush holder 221 is rotatably connected to the fixing frame 11, the structure is simple, the assembly is convenient, and the manufacturing cost of the cleaning device 100 is effectively reduced.

It should be noted that the rotation axis of the first shaft is parallel to the rotation axis of the rolling brush body 223, the lifting mechanism 30 acts on the rolling brush frame 221, and the rolling brush frame 221 drives the first shaft to rotate relative to the first accommodating groove, so that the rolling brush body 223 is separated from the surface to be cleaned, and the separation effect of the rolling brush body 223 and the surface to be cleaned is further ensured.

In addition, the number of the first shafts may be two, the two first shafts are coaxially arranged and are arranged at intervals on the rolling brush holder 221, the number of the first accommodating grooves is consistent with that of the first shafts, the first shafts and the first accommodating grooves are arranged in a one-to-one correspondence manner, and by arranging the two first shafts and the two first accommodating grooves, the connection strength between the rolling brush holder 221 and the fixed frame 11 is improved, and the rolling brush holder 221 is prevented from falling off.

In some embodiments of the present invention, the first connecting portion 113 is a second shaft, the second connecting portion 2212 is a second receiving groove, one end of the second shaft is engaged with the fixing frame 11, and the other end of the second shaft is rotatably disposed in the second receiving groove. Specifically, the structure of the first connecting portion 113 as the second axis and the structure of the second connecting portion 2212 as the second receiving slot are opposite to the structure of the first connecting portion 113 as the first receiving slot and the structure of the second connecting portion 2212 as the first axis.

Further, as shown in fig. 1 to 4, the rolling brush holder 221 is provided with a trigger portion 2211, the trigger portion 2211 is located outside the accommodating space 114, and the lifting mechanism 30 can drive the trigger portion 2211 to rotate the rolling brush holder 221 relative to the fixed frame 11. Specifically, the trigger 2211 is formed on the rolling brush holder 221, when the rolling brush holder 221 is connected to the fixed holder 11, the trigger 2211 is located outside the receiving space 114, the trigger 2211 and the rolling brush body 223 are respectively disposed on two opposite sides of the second connecting portion 2212 of the rolling brush holder 221, and the second connecting portion 2212 is rotatably engaged with the first connecting portion 113 of the fixed holder 11. When the rolling brush assembly 22 needs to be lifted, the lifting mechanism 30 drives the trigger portion 2211, so that the trigger portion 2211 is forced to descend (moves towards the direction close to the surface to be cleaned), and due to the lever principle, the rolling brush body 223 is lifted (moves towards the direction far away from the surface to be cleaned), so that the rolling brush body 223 is separated from the surface to be cleaned. The mode that utilizes lever principle to realize round brush body 223 and rise, simple structure has effectively reduced the cost of manufacturing.

It should be noted that the trigger portion 2211 extends to the radial outside direction of the rolling brush holder 221, and the connection position of the trigger portion 2211 and the rolling brush holder 221 may be any position along the axial direction of the rolling brush holder 221, and in the present invention, the connection position of the trigger portion 2211 and the rolling brush holder 221 is the middle position in the axial direction of the rolling brush holder 221, so as to ensure that the two sides of the trigger portion 2211 are uniformly stressed, and avoid the situation that the trigger portion 2211 is separated from the rolling brush holder 221.

In addition, when waiting to clean the face when there is not fluid filth, round brush subassembly 22 is in normal user state, round brush subassembly 22 this moment with wait to clean the face contact, elevating system 30 and trigger part 2211 contactless, second connecting portion 2212 can rotate first connecting portion 113 relatively, when waiting to clean the face for non-plane such as the face of fluctuation, round brush frame 221 makes the round brush body 223 real-time with waiting to clean the face contact through the rotation of relative mount 11, be about to round brush subassembly 22 sets up to floating structure, thereby the clean effect of treating the face of cleaning has been guaranteed, user's russian use experience has further been promoted.

In some embodiments of the present invention, the lifting mechanism 30 is a telescopic rod, which may be driven by air pressure, hydraulic pressure or a motor, and when the rolling brush assembly 22 needs to be lifted, the free end of the telescopic rod is driven to extend and abut against the trigger portion 2211, and when the rolling brush assembly 22 needs to be lowered, the free end of the telescopic rod is driven to retract and separate from the trigger portion 2211.

In some embodiments of the present invention, as shown in fig. 1 to 4 and fig. 6, the lifting mechanism 30 includes a cam 32 and a driving member 31, the cam 32 includes a cam body 321, a driving area 322 is disposed on an outer circle of the cam body 321, the driving member 31 is in transmission connection with the cam 32 and is electrically connected to a controller of the cleaning device 100, and the driving member 31 drives the cam 32 to rotate, so that the driving area 322 abuts against the trigger 2211. Specifically, the mounting groove 112 is formed in the fixing frame 11, the driving member 31 is a motor, the motor is fixed in the mounting groove 112, a rotating shaft of the motor is in transmission connection with the cam 32, the driving area 322 of the cam body 321 is located in an area between two sides of the highest position of the outer circle of the cam body 321, the outer circle of the cam body 321 is a working curve, when the rolling brush assembly 22 needs to be lifted, the motor drives the cam 32 to rotate, the driving area 322 of the cam body 321 is gradually contacted with the trigger portion 2211 of the rolling brush frame 221, at this time, the rolling brush body 223 is continuously lifted up, when the highest position of the driving area 322 abuts against the trigger portion 2211, the rolling brush body 223 is lifted up to the highest position, and at this time, the motor stops; when the rolling brush assembly 22 needs to be lowered, the motor drives the cam 32 to rotate reversely, the driving area 322 of the cam body 321 is gradually separated from the trigger portion 2211 of the rolling brush holder 221, at this time, the rolling brush body 223 is continuously dropped, when the highest position of the driving area 322 is far away from the trigger portion 2211, the cam body 321 is separated from the trigger portion 2211, and the rolling brush body 223 is contacted with the surface to be cleaned again. The structure using the cam 32 and the driving member 31 improves the convenience of the roll brush assembly 22, and also simplifies the overall structure and reduces the manufacturing cost of the product.

In the utility model, the driving member 31 is a speed reducing motor, so that the structure can be simplified, and the space utilization rate can be effectively improved.

Further, as shown in fig. 1 to 4 and 7, the lifting mechanism 30 further includes a pressing plate 36, the pressing plate 36 is engaged with the fixing frame 11 to fix the driving member 31, the pressing plate 36 is provided with a first limiting structure 361, the fixing frame 11 is provided with a second limiting structure 111, the driving area 322 is provided with an upper stop and a lower stop, when the upper stop is engaged with the first limiting structure 361, the driving area 322 is separated from the trigger portion 2211, and when the lower stop is engaged with the second limiting structure 111, the driving area 322 is abutted to the trigger portion 2211. Specifically, when the rolling brush assembly 22 needs to be lifted, the driving member 31 drives the cam 32 to rotate, the driving area 322 of the cam body 321 gradually contacts with the trigger portion 2211 of the rolling brush holder 221, at this time, the rolling brush body 223 is continuously lifted, when the highest position of the driving area 322 abuts against the trigger portion 2211, the rolling brush body 223 is lifted to the highest position, the bottom dead center is matched with the second limiting structure 111, and the driving member 31 stops working; when the rolling brush assembly 22 needs to be lowered, the driving member 31 drives the cam 32 to rotate reversely, the driving area 322 of the cam body 321 is gradually separated from the trigger portion 2211 of the rolling brush holder 221, at this time, the rolling brush body 223 is continuously dropped, when the highest position of the driving area 322 is far away from the trigger portion 2211, the upper stop point is matched with the first limiting structure 361, the driving member 31 stops working, the cam body 321 is separated from the trigger portion 2211, and the rolling brush body 223 is again contacted with the surface to be cleaned. Through setting up top dead center, bottom dead center, first limit structure 361 and second limit structure 111 to be convenient for the control to cam 32 stroke, and then improved the precision of control.

It should be noted that the pressing plate 36 and the fixing frame 11 can be connected and fixed by riveting, screwing or clipping, and the connection mode of the two is screwing in the present invention.

Further, as shown in fig. 3 to 7, the cam 32 is provided with a detected structure 323, the lifting mechanism 30 includes a first detecting member 33 and a second detecting member 34 electrically connected to the controller, respectively, when the upper dead point is matched with the first limiting structure 361, the detected structure 323 is arranged corresponding to the first detecting member 33, and when the lower dead point is matched with the second limiting structure 111, the detected structure 323 is arranged corresponding to the second detecting member 34. Specifically, the first detecting member 33 and the second detecting member 34 are respectively electrically connected to the controller, the driving member 31 is also electrically connected to the controller, the detected structure 323 is formed on the cam body 321, when the driving member 31 drives the cam 32 to rotate, the detected mechanism rotates along with the cam body 321, when the rolling brush assembly 22 needs to be lifted, the driving member 31 drives the cam 32 to rotate, the driving area 322 of the cam body 321 gradually contacts with the trigger portion 2211 of the rolling brush holder 221, when the highest position of the driving area 322 abuts against the trigger portion 2211, the bottom dead center is matched with the second limiting structure 111, the detected structure 323 is arranged corresponding to the second detecting member 34, the second detecting member 34 feeds detected information back to the controller, and the controller stops the operation of the driving member 31; when the rolling brush assembly 22 needs to be lowered, the driving member 31 drives the cam 32 to rotate reversely, the driving area 322 of the cam body 321 is gradually separated from the trigger portion 2211 of the rolling brush holder 221, when the highest position of the driving area 322 is far away from the trigger portion 2211, the top dead center is matched with the first limiting structure 361, the detected structure 323 is arranged corresponding to the first detecting member 33, the first detecting member 33 feeds back the detected information to the controller, and the controller stops the operation of the driving member 31.

By providing the detected structure 323, the first detecting member 33 and the second detecting member 34, the control of the rotational stroke of the cam 32 is further improved, so that the control accuracy of the roll brush assembly 22 is further improved.

It should be noted that the first limit structure 361 is a first stop surface formed on the pressure plate member 36, and the second limit structure 111 is a second stop surface formed on the fixing frame 11.

In some embodiments, as shown in fig. 3 to 7, the detected structure 323 is a protrusion structure formed on the cam 32, the first detecting member 33 is a first photoelectric switch, the first photoelectric switch is provided with a first channel for the protrusion structure to pass through, the second detecting member 34 is a second photoelectric switch, and the second photoelectric switch is provided with a second channel for the protrusion structure to pass through. Specifically, when the top dead center is matched with the first limit structure 361, the protruding structure is located in the first channel, and the signal of the first photoelectric switch is blocked, so that a signal that the cam 32 moves to the right position is obtained, and at this time, the rolling brush assembly 22 is in a descending state; when the lower stop point is engaged with the second limit structure 111, the protruding structure is located in the second channel, and the signal of the second photoelectric switch is blocked, so that a signal that the cam 32 moves to the right position is obtained, and the rolling brush assembly 22 is in a lifted state. The structure formed by the convex structure, the first photoelectric switch and the second photoelectric switch has low manufacturing cost and compact structure.

In some embodiments, the detected structure 323 is an image recognition point, the first detecting element 33 is a first camera, and the second detecting element 34 is a second camera, and the image recognition point is detected by the cameras, so that the detection accuracy is further ensured, and the control accuracy is further improved.

Further, as shown in fig. 2 to 4, the lifting mechanism 30 further includes a bracket 35, the bracket 35 is engaged with the pressing plate member 36, and the first detecting member 33 and the second detecting member 34 are respectively disposed on the bracket 35. Specifically, a first mounting position and a second mounting position are arranged on the bracket 35, the first detection piece 33 is mounted on the first mounting position, the second detection piece 34 is mounted on the second mounting position, and the first detection piece 33 and the second detection piece 34 are mounted through the matching of the bracket 35 and the pressure plate piece 36.

It should be noted that, the rotating groove 351 is arranged on the bracket 35, the axis of the rotating groove 351 is consistent with the rotating axis of the driving member 31, one side of the cam body 321 is connected with the rotating shaft of the driving member 31, the other side of the cam body 321 is provided with the rotating shaft portion 324, the rotating shaft portion 324 is rotatably arranged in the rotating groove 351, and by arranging the rotating shaft portion 324 and the rotating groove 351, the stability of the cam 32 is improved, and the smooth ascending and descending actions of the rolling brush assembly 22 are ensured.

Further, as shown in fig. 1, the cleaning mechanism 20 further includes an edge brush assembly 23, and the edge brush assembly 23 is disposed at the bottom of the machine body 10 and spaced apart from the rolling brush assembly 22. Specifically, the side brush assembly 23 is arranged at the bottom of the machine body 10, the side brush assemblies 23 are arranged at the front of the rolling brush assembly 22 at intervals, when the cleaning operation is performed on the surface to be cleaned, the side brush assemblies 23 firstly gather dirt to the inner side of the bottom of the machine body 10, and then the rolling brush assembly 22 is utilized to clean the dirt, so that the cleaning effect is ensured.

Further, as shown in fig. 1, the cleaning mechanism 20 further includes a floor mopping assembly 21, and the floor mopping assembly 21 is disposed at the bottom of the machine body 10 and spaced apart from the roller brush assembly 22. The mopping assembly 21 is arranged at the bottom of the machine body 10, the mopping assemblies 21 are arranged at the rear part of the rolling brush assembly 22 at intervals, the mopping assembly 21 is utilized to wipe the surface to be cleaned, so that the cleaning effect of the surface to be cleaned is further improved, in addition, when fluid dirt exists on the surface to be cleaned, the lifting mechanism 30 lifts the rolling brush assembly 22, the fluid dirt can be wiped by the mopping assembly 21, and the cleaning effect is further improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A cleaning device, characterized in that the cleaning device comprises:

a body;

2. The cleaning device of claim 1, wherein the brush roller assembly comprises:

the rolling brush body is used for cleaning the surface to be cleaned;

3. The cleaning device of claim 2, wherein the body comprises a fixing frame, the fixing frame is provided with a first connecting portion and an accommodating space, the rolling brush frame is provided with a second connecting portion, the second connecting portion is rotatably matched with the first connecting portion, and at least part of the rolling brush frame can enter the accommodating space.

4. The cleaning device as claimed in claim 3, wherein a trigger is provided on the rolling brush holder, the trigger is located outside the receiving space, and the lifting mechanism can drive the trigger to rotate the rolling brush holder relative to the fixing frame.

5. The cleaning apparatus defined in claim 4, wherein the lift mechanism comprises:

6. The cleaning device as claimed in claim 5, wherein the lifting mechanism further comprises a pressing plate member, the pressing plate member is engaged with the fixing frame to fix the driving member, a first position-limiting structure is disposed on the pressing plate member, a second position-limiting structure is disposed on the fixing frame, the driving region is provided with an upper stop position and a lower stop position, the driving region is separated from the trigger portion when the upper stop position is engaged with the first position-limiting structure, and the driving region is abutted against the trigger portion when the lower stop position is engaged with the second position-limiting structure.

7. The cleaning device as claimed in claim 6, wherein the cam is provided with a detected structure, the lifting mechanism comprises a first detecting member and a second detecting member electrically connected to the controller, respectively, the detected structure is arranged corresponding to the first detecting member when the upper stop is engaged with the first limit structure, and the detected structure is arranged corresponding to the second detecting member when the lower stop is engaged with the second limit structure.

8. The cleaning device of claim 7, wherein the detected structure is a protrusion structure formed on the cam, the first detecting member is a first photoelectric switch, the first photoelectric switch is provided with a first channel for the protrusion structure to pass through, the second detecting member is a second photoelectric switch, and the second photoelectric switch is provided with a second channel for the protrusion structure to pass through.

9. The cleaning apparatus as claimed in claim 7, wherein the lifting mechanism further comprises a bracket engaged with the pressing plate member, and the first detecting member and the second detecting member are respectively provided on the bracket.

10. The cleaning apparatus defined in claim 5, wherein the drive member is a reduction motor.

11. The cleaning device of claim 3, wherein the first connecting portion is a first receiving groove, the second connecting portion is a first shaft, one end of the first shaft is engaged with the rolling brush holder, and the other end of the first shaft is rotatably disposed in the first receiving groove;

12. The cleaning device according to any one of claims 1 to 11, wherein the cleaning mechanism further comprises an edge brush assembly, the edge brush assembly is arranged at the bottom of the machine body and is spaced from the rolling brush assembly;