CN115153358A - A cleaning mechanism and cleaning robot - Google Patents

Abstract

The application discloses a cleaning mechanism and a cleaning robot. The cleaning mechanism includes a roller brush assembly, a dust pusher, a squeegee, a lifting structure and a control system. The cleaning mechanism is integrated with the roller brush assembly, the squeegee and the dust pusher. The control system controls the lifting structure to drive the roller brush and the squeegee of the roller brush assembly to enter the cleaning mode when they come into contact with the surface to be cleaned, and drive the dust pusher to contact the surface to be cleaned. When the dust push mode is entered, it can meet the cleaning needs of two types of cleaning and dust pushing. Along the travel direction of the cleaning path, arrange the roller brush, squeegee and dust pusher in sequence, and plan the installation space reasonably. By controlling the lifting structure to drive the roller brush, squeegee or dust pusher to move, without replacing the cleaning components, the roller brush, squeegee or dust pusher can be flexibly switched to contact the surface to be cleaned, so as to flexibly switch the working mode and improve the user experience .

Description

A cleaning mechanism and cleaning robot

technical field

The present application relates to the field of cleaning technology, and in particular, to a cleaning mechanism and a cleaning robot.

Background technique

With the development of intelligent technology, more and more fields and products tend to be unmanned, highly integrated and miniaturized, such as cleaning robots. Usually, in order to use cleaning robots with maximum efficiency, two types of cleaning robots are used when designing cleaning robots. The working mode, one is the scrubbing mode, which has a thorough cleaning effect on the ground. Due to the loud noise, it is generally used at night or when no one is in the state; the other is the dust push mode, which is basically noiseless and used for simple cleaning of the ground. clean.

When switching between different working modes, it is necessary to switch different cleaning components to contact the ground. If the cleaning components of the two cleaning modes are installed on the cleaning robot at the same time, the installation structure is more complicated, and the installation space needs to be increased. Therefore, how to switch cleaning components flexibly and efficiently, and how to control the volume of the whole machine on the basis of integrating multiple cleaning components are the problems that need to be solved in the design of cleaning robots.

SUMMARY OF THE INVENTION

The present application provides a cleaning mechanism and a cleaning robot, which can integrate and install the cleaning components of the floor scrubbing mode and the dust pushing mode on the same cleaning mechanism on the basis of effectively controlling the volume, so as to improve the user's ability to use the cleaning robot equipped with the cleaning mechanism. Use experience.

In a first aspect, an embodiment of the present application provides a cleaning mechanism, including a roller brush assembly, a dust pusher, a squeegee, a lifting structure, and a control system. The roller brush assembly includes a roller brush, and the squeegee moves along a cleaning path. The brush is located at the front end of the squeegee, the dust pusher is located at the rear end of the squeegee, and the lifting structure is connected with the roller brush assembly, the dust pusher and the squeegee. The control system is used to control the operation of the lifting assembly to drive the roller brush, the squeegee and the dust pusher to move to contact with the surface to be cleaned.

In some exemplary embodiments, the cleaning mechanism further includes a mounting frame and a plurality of traveling wheels mounted on the mounting frame, and the roller brush assembly, the squeegee and the dust pusher are arranged between the plurality of traveling wheels; the lifting structure includes the mounting The first lifting assembly and the second lifting assembly on the mounting frame, the first lifting assembly is connected with the squeegee and the roller brush assembly, and the first lifting assembly is configured to drive the roller brush and the squeegee along the direction of an angle with the surface to be cleaned Move to contact with the surface to be cleaned; the second lift assembly is connected with the dust pusher, and the second lift assembly is configured to drive the dust pusher to move along the direction at an angle with the surface to be cleaned to come into contact with the surface to be cleaned.

In some exemplary embodiments, the first lift assembly includes a first electric push rod, the telescopic end of the first electric push rod is connected to the roller brush assembly and the squeegee, and the telescopic direction of the telescopic end of the first electric push rod is the same as that to be cleaned. The surfaces are at an angle; the second lifting assembly includes two sets of second electric push rods, the two sets of second electric push rods are symmetrically installed on opposite sides of the first electric push rod, and the telescopic ends of the two sets of second electric push rods are The dust pusher is connected, and the telescopic direction of the telescopic end of the second electric push rod is at an angle with the surface to be cleaned.

In some exemplary embodiments, the roller brush assembly further includes a protective cover, the roller brush is installed in the protective cover, a connecting component is provided on the squeegee, and the squeegee is movably connected to the protective cover through the connecting component, and the first electric push rod is connected to the protective cover. The telescopic end is connected with the protective cover; the first lifting component also includes two sets of auxiliary electric push rods installed on the mounting frame, the two sets of auxiliary electric push rods are both connected with the protective cover, and the two sets of auxiliary electric push rods are symmetrically installed on the first The opposite sides of the electric push rod; the protective cover is symmetrically provided with a plurality of suspension rods movably connected with the mounting frame, and the protective cover is also provided with a plurality of support wheels in contact with the surface to be cleaned.

In some exemplary embodiments, the connecting assembly includes a connecting plate and two telescopic springs, one end of the connecting plate is fixedly connected to the squeegee, and the other end of the connecting plate is rotatably connected to the protective cover with a direction perpendicular to the surface to be cleaned as a central axis; Two telescopic springs are symmetrically installed on both sides of the connecting end of the connecting plate and the protective cover, and the two ends of the telescopic springs are respectively connected with the squeegee and the protective cover.

In some exemplary embodiments, the cleaning mechanism further includes a water delivery assembly, the water delivery component is provided with a water outlet, and along the traveling direction of the cleaning path, the water outlet is located at the front end of the roller brush.

In some exemplary embodiments, the squeegee includes a plate-shaped water-absorbing mounting plate and a wiper blade wrapped around the periphery of the water-absorbing mounting plate, the lift assembly is connected to the water-absorbing mounting plate, and the end of the wiper blade protrudes from the surface of the water-absorbing mounting plate to be connected to the surface of the water-absorbing mounting plate. When the surface to be cleaned is in contact, the surface of the wiper blade and the surface of the water-absorbing mounting plate together form a cleaning cavity. The water-absorbing mounting plate is provided with a sewage outlet that communicates with the cleaning chamber. A plate-shaped dust push installation plate and a plurality of dust push bars installed on the dust push installation plate, the ends of the dust push bars are used for contacting the surface to be cleaned.

In some exemplary embodiments, the squeegee is arranged adjacent to and side by side with the dust shovel, and both the squeegee mounting plate and the dust shovel mounting plate are arranged in a meniscus shape that protrudes away from the roller brush.

In some exemplary embodiments, the cleaning mechanism further includes a side brush assembly, the side brush assembly includes two side brushes, and the side brushes are located at the front end of the rolling brush along the traveling direction of the cleaning path.

In a second aspect, embodiments of the present application provide a cleaning robot, including the cleaning mechanism described above.

The application provides a cleaning mechanism and a cleaning robot. The cleaning mechanism is integrated with a roller brush assembly, a squeegee and a dust pusher, and a control system controls the lifting structure to drive the roller brush and the squeegee of the roller brush assembly to enter the cleaning process when they are in contact with the surface to be cleaned. The control system controls the lifting structure to drive the dust pusher to enter the dust push mode when it comes into contact with the surface to be cleaned, so as to meet the two types of cleaning needs of cleaning and dust pushing. Along the travel direction of the cleaning path, arrange the roller brush, squeegee and dust pusher in sequence, and plan the installation space reasonably. The lifting structure is controlled by the control system to drive the roller brush, squeegee or dust pusher to move. Without replacing the cleaning components, the roller brush, squeegee or dust pusher can be flexibly switched to contact the surface to be cleaned, so as to flexibly switch the working mode and improve the user experience. Use experience.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

1 is a schematic diagram 1 of a three-dimensional structure of a cleaning mechanism according to an embodiment of the application;

FIG. 2 is a schematic diagram 2 of a three-dimensional structure of a cleaning mechanism according to an embodiment of the application;

FIG. 3 is a side view of the connection between the squeegee and the dust pusher and the lifting structure according to an embodiment of the application;

FIG. 4 is a schematic three-dimensional structural diagram of the connection between the squeegee and the dust pusher and the lifting structure according to an embodiment of the application;

FIG. 5 is a side view of a cleaning robot according to an embodiment of the application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

In the related art, the cleaning mechanism installed on the cleaning robot for contacting the ground is relatively simple. For example, when a cleaning mechanism for washing the floor is installed on the cleaning robot, only the floor washing operation can be performed. It is necessary to remove the cleaning mechanism for washing the floor and replace it with a cleaning mechanism for pushing dust, and then perform the dust pushing operation, which is troublesome to operate and reduces the user experience. Therefore, the embodiments of the present application provide a cleaning mechanism to solve the above problems.

As shown in FIGS. 1 and 2 , a three-dimensional schematic diagram of a cleaning mechanism 100 is provided for an embodiment of the application. The cleaning mechanism 100 includes a roller brush assembly 110 , a dust pusher 120 , a squeegee 130 , a lifting structure 140 and a control system. The direction indicated by the arrow in FIG. 1 is the traveling direction of the cleaning path. The roller brush assembly 110 includes a roller brush 111 . Along the traveling direction of the cleaning path, the roller brush 111 is located at the front of the squeegee 130 , and the dust pusher 120 is located behind the squeegee 130 . It is convenient to realize the compact design of the roller brush 111, the squeegee 130 and the dust pusher 120, so as to reduce the space occupied by the cleaning mechanism 100 perpendicular to the traveling direction. The roller brush 111 is used to clean the surface to be cleaned, the squeegee 130 is located at the rear end of the roller brush 111 and can be used to scrape the sewage on the surface to be cleaned cleaned by the roller brush 111 and to recycle the sewage, and the dust pusher 120 is used to clean the surface to be cleaned. dust on the surface or water stains on the surface to be cleaned.

The lift structure 140 is connected with the roller brush assembly 110, the dust pusher 120 and the squeegee 130. The control system is used to control the operation of the lift structure 140 to drive the roller brush 111, the squeegee 130 and the dust pusher 120 to move to contact with the surface to be cleaned. After the roller brush 111 cleans the surface to be cleaned at the front end, the squeegee 130 scrapes the sewage on the surface to be cleaned at the rear end and recovers the sewage.

When the cleaning mechanism 100 is activated, the roller brush 111 and the squeegee 130 can be controlled to contact the surface to be cleaned to enter the cleaning mode; the dust pusher 120 can also be controlled to contact the ground alone to enter the dust push mode; or the roller brush 111, Both the squeegee 130 and the dust squeegee 120 are in contact with the surface to be cleaned. After the roller brush 111 and the squeegee 130 clean the ground at the front end, the dust squeegee 120 further absorbs the moisture on the ground at the rear end to fully clean the surface to be cleaned.

The cleaning mechanism 100 provided in the embodiment of the present application is integrated with the roller brush assembly 110, the squeegee 130 and the dust pusher 120. When the roller brush 111 and the squeegee 130 of the roller brush assembly 110 are in contact with the surface to be cleaned, the When the pusher 120 is in contact with the surface to be cleaned, it enters the dust push mode, which meets various types of cleaning needs of cleaning and dust pushing. Along the traveling direction of the cleaning path, arrange the roller brush 111 , the squeegee 130 and the dust pusher 120 in sequence, and plan the installation space reasonably. By controlling the lifting structure 140 to drive the roller brush 111, the squeegee 130 or the dust pusher 120 to move, the roller brush 111, the squeegee 130 or the dust pusher 120 can be flexibly switched in contact with the surface to be cleaned without replacing the cleaning components, so as to flexibly switch Working mode to improve user experience.

In some exemplary embodiments, the cleaning mechanism 100 may further include a mounting frame 161 and a plurality of traveling wheels 162 mounted on the mounting frame 161 , and the roller brush assembly 110 , the squeegee 130 and the dust pusher 120 are provided on the plurality of traveling wheels 162 . Between the wheels 162, the mounting frame 161 and the plurality of traveling wheels 162 provide support for the roller brush assembly 110, the squeegee 130 and the dust pusher 120, and provide movement space for the roller brush assembly 110, the squeegee 130 and the dust pusher 120 , thereby facilitating the flexible movement of the cleaning mechanism 100 .

As shown in FIG. 3 , the elevating structure 140 includes a first elevating assembly 141 and a second elevating assembly 142 mounted on the mounting frame 161 . The first elevating assembly 141 is connected to the squeegee 130 and the roller brush assembly 110 . The assembly 141 is configured to drive the roller brush 111 and the squeegee 130 to move in an angle with the surface to be cleaned to contact the surface to be cleaned. The second lift assembly 142 is connected to the dust pusher 120, and the second lift assembly 142 is configured to drive The dust pusher 120 moves in the direction of an included angle with the surface to be cleaned until it is in contact with the surface to be cleaned. Two sets of lifting structures are provided to control the movement of the roller brush 111 , the squeegee 130 and the dust pusher 120 respectively, so as to flexibly switch the roller brush 111 , the squeegee 130 or the dust pusher 120 to contact the surface to be cleaned. In the cleaning mode, the first lifting assembly 141 can be controlled to drive the roller brush 111 and the squeegee 130 to contact the ground to clean the surface to be cleaned. Absorbs water.

The traveling direction of the cleaning mechanism 100 is set according to the condition of the surface to be cleaned, and it can be understood that the traveling direction is parallel to the surface to be cleaned. In this embodiment, the first lifting component 141 drives the roller brush 111 and the squeegee 130 to move to the surface to be cleaned as the first direction, and the second lifting component 142 drives the dust pusher 120 to move to the surface to be cleaned. The direction of contact is the second direction, and the first direction and the second direction are set at an angle with the surface to be cleaned, so that the roller brush 111 and the squeegee 130 move in the opposite direction of the first direction or the dust pusher 120 is moved along the second direction. When moving in the opposite direction of the direction into the non-working state, it can leave the surface to be cleaned, so as to transfer the cleaning mechanism 100 .

There are various moving directions in which the lifting structure 140 drives the roller brush 111 , the squeegee 130 and the dust pusher 120 to move in contact with the surface to be cleaned. The first direction and the second direction can be set to be parallel, and both the first direction and the second direction are perpendicular to the surface to be cleaned. It is also possible to set the first direction, the second direction and the travel direction at an included angle, so that the roller brush 111, the squeegee 130 and the dust pusher 120 can be collected in a preset area when they are not working. The cleaning mechanism 100 is made compact. Taking the first direction and the second direction at an acute angle and the second direction being perpendicular to the surface to be cleaned as an example, as shown in Figure 4, the direction indicated by the arrow S1 is the traveling direction, the direction indicated by the arrow S2 is the first direction, and the arrow S3 The indicated direction is the second direction, and M is the surface to be cleaned. Under the condition that the roller brush 111, the squeegee 130 and the dust pusher 120 do not interfere with each other, the included angle range between the first direction and the second direction is adjusted by adjusting The range in which the roller brush 111, the squeegee 130 or the dust pusher 120 is pushed out can be flexibly adjusted.

Specifically, in some exemplary embodiments, the first lifting assembly 141 includes a first electric push rod 1411, and the first electric push rod 1411 is configured to be retractable along a first direction at an angle with the surface to be cleaned. The telescopic end of the electric push rod 1411 is connected with the roller brush assembly 110 and the squeegee 130 . The second lifting assembly 142 includes two sets of second electric push rods, the second electric push rods are arranged to be retractable along a second direction at an angle with the surface to be cleaned, and the two sets of second electric push rods are symmetrically installed on the first electric push rods On the opposite sides of the rod 1411 , the telescopic ends of the two sets of second electric push rods are both connected to the dust pusher 120 . The first electric push rod 1411 and the two sets of second electric push rods are both electrically connected to the control system. The control system can be installed on the mounting frame 161 to control the first electric push rod 1411 or the two sets of second electric push rods. The lever operates to switch the working mode.

In the embodiment of the present application, both the roller brush 111 and the squeegee 130 are in contact with the surface to be cleaned and enter the cleaning mode. In order to facilitate the synchronous movement of the roller brush 111 and the squeegee 130 to clean the surface to be cleaned, in some exemplary embodiments, the roller brush The assembly 110 further includes a protective cover 170. The roller brush 111 is installed in the protective cover 170. The squeegee 130 is provided with a connecting component 180. The squeegee 130 is movably connected to the protective cover 170 through the connecting component 180. The end is connected with the protective cover 170, so that the first electric push rod 1411 can drive the roller brush 111 and the squeegee 130 to move together when running.

In the direction perpendicular to the traveling direction, the roller brush 111 and the squeegee 130 should have a certain width to improve work efficiency, and correspondingly, the protective cover 170 should also have a certain width in the direction perpendicular to the traveling direction. In some exemplary embodiments, the first lift assembly 141 further includes two sets of auxiliary electric push rods 1412 mounted on the mounting frame 161 , the telescopic ends of the two sets of auxiliary electric push rods 1412 are both connected to the protective cover 170 , and the two sets of auxiliary electric push rods 1412 are both connected to the protective cover 170 . The auxiliary electric push rod 1412 is also electrically connected with the control system, and the control system controls the two sets of auxiliary electric push rods 1412 to cooperate with the first electric push rod 1411 to push the protective cover 170 to push the roller brush 111 and the squeegee 130 to the place to be cleaned. face contact. The two sets of auxiliary electric push rods 1412 are symmetrically installed on opposite sides of the first electric push rod 1411 , so that the two sets of auxiliary electric push rods 1412 can assist the first electric push rod 1411 to push the protective cover 170 and ensure that the protective cover 170 is pushed during the pushing process. stability. In other embodiments, the telescopic ends of the two sets of auxiliary electric push rods 1412 can be connected to the squeegee 130, so that the two sets of auxiliary electric push rods 1412 can independently drive the squeegee 130 to move to contact with the surface to be cleaned.

The roller brush 111 is disposed at the front end of the squeegee 130 , and the protective cover 170 also needs to have a certain width in the traveling direction to provide installation space for the roller brush assembly 110 and the squeegee 130 . In some exemplary embodiments, the protective cover 170 is symmetrically provided with a plurality of booms 163 movably connected with the mounting frame 161 , and the protective cover 170 is further provided with a plurality of support wheels 164 in contact with the surface to be cleaned. When the roller brush 111 and the squeegee 130 are in the storage state, the plurality of suspension rods 163, the first electric push rods 1411, and the two sets of auxiliary electric push rods 1412 act on the front and rear ends of the protective cover 170 (the protective cover 170 in the traveling direction). the front and rear ends), to maintain the storage stability of the protective cover 170. When the roller brush 111 and the squeegee 130 are in working state, the plurality of support wheels 164 act on the surface to be cleaned to provide support for the protective cover 170. The first electric push rod 1411 and the two sets of auxiliary electric push rods 1412 ensure that the protective cover 170 does not Move freely along the traveling direction, limit the position of the roller brush 111 and the squeegee 130, and ensure the operational stability of the roller brush 111 and the squeegee 130.

The roller brush 111 includes a rotating shaft 1112 and a plurality of brush strips 1111 disposed on the rotating shaft 1112 for contacting the surface to be cleaned. The roller brush 111 can better clean the surface to be cleaned when the roller brush 111 is in a rotating state. In some exemplary embodiments, the protective cover 170 is further provided with a first rotary driving member, and the first rotary driving member includes a rotary driving motor 112 and a belt. The wheel structure 113, the rotating shaft 1112 is connected with the driving end of the rotating drive motor 112 through the pulley structure 113, the rotating drive motor 112 is connected with the control system, and the rotating drive motor 112 is controlled to rotate to drive the rotating shaft 1112 to rotate, so that the plurality of brush strips 1111 can be rotated. Continuous contact with the surface to be cleaned to wash the surface to be cleaned.

In some exemplary embodiments, the cleaning mechanism 100 further includes a water delivery component, and the water delivery component is provided with a water outlet 171, and the water outlet 171 can communicate with the water storage component. In the traveling direction of the cleaning path, the water outlet 171 is located at the front end of the roller brush 111. After the clean water flowing from the water outlet 171 flows to the surface to be cleaned, the roller brush 111 at the rear can rotate to drive the clean water to clean the ground, and continues to be cleaned by the clean water from the water outlet 171. The squeegee 130 behind the roller brush 111 scrapes and absorbs sewage.

The number of water outlets 171 is multiple, and the plurality of water outlets 171 can be arranged on the protective cover 170 and located at the front end of the roller brush 111. The clean water flowing out from the water outlet 171 falls on the surface to be cleaned, and the roller brush 111 can stir the clean water in time for cleaning. Surface to be cleaned. A plurality of water outlets 171 can also be arranged adjacent to the roller brush 111, so that the clean water flowing out from the water outlet 171 can partially fall on the roller brush 111, so that the roller brush 111 can capture the clean water in time, and avoid the waste of clean water caused by random flow or the waste of the clean water. Clean areas cause secondary pollution.

During traveling, in order to prevent the squeegee 130 from being damaged due to hard contact with obstacles, and to improve the flexibility of the squeegee 130 during curved movements such as turning, the squeegee 130 is movably installed on the protective cover 170 through the connecting assembly 180 . Specifically, as shown in FIG. 1 , the connecting assembly 180 may include a connecting plate 181 and two telescopic springs 182. One end of the connecting plate 181 is fixedly connected to the squeegee 130, and the other end of the connecting plate 181 is centered in the direction perpendicular to the surface to be cleaned. The shaft is rotatably connected to the protective cover 170, and the two ends of the telescopic spring 182 are respectively connected to the squeegee 130 and the protective cover 170, and the two telescopic springs 182 are symmetrically installed on both sides of the connecting end of the connecting plate 181 and the protective cover 170. The telescopic spring 182 limits the range of motion of the squeegee 130 and drives the squeegee 130 to reset.

In some exemplary embodiments, the squeegee 130 includes a plate-shaped water-absorbing mounting plate 131 and a wiper blade 132 wrapped around the periphery of the water-absorbing mounting plate 131 . The telescopic end of the first electric push rod 1411 is connected to the water-absorbing mounting plate 131 . The end of the wiper blade 132 protrudes from the surface of the water-absorbing mounting plate 131 and contacts the surface to be cleaned. The surface of the wiper blade 132 and the surface of the water-absorbing mounting plate 131 together form a cleaning cavity 133. The sewage outlet 1311 is used to connect with the external suction device. Control the external suction device to extract the gas in the cleaning chamber 133, so that the cleaning chamber 133 is in a negative pressure state, and the sewage collected at the front end of the wiper blade 132 can be sent to the cleaning chamber 133 by pressure, and then it is discharged from the sewage outlet 1311. Pump away, so that the squeegee 130 can continuously work to scrape and suck sewage, so as to avoid the random flow of sewage.

The wiper blade 132 may be made of a deformable material, for example, the wiper blade 132 may be made of rubber. When the wiper blade 132 is in contact with the surface to be cleaned, the wiper blade 132 is deformed and can better scrape the sewage in contact with the surface to be cleaned. The end of the water sheet 132 can be squeezed into the cleaning cavity 133 .

The water-absorbing mounting plate 131 can be set in a meniscus shape that protrudes away from the roller brush 111 , and the wiper blade 132 is wrapped around the periphery of the water-absorbing mounting plate 131 to form a meniscus-shaped cleaning cavity 133 , so that the wiper blade 132 scrapes The sewage can be collected from the periphery to the middle of the squeegee 130, which is convenient to recycle the sewage and improve the cleaning efficiency. Further, the wiper blade 132 may include a first wiper blade 1321 and a second wiper blade 1322 that are covered on the periphery of the water-absorbing mounting plate 131. The two scrapers 1322 are installed on the side of the water-absorbing mounting plate 131 away from the roller brush 111. Both ends of the first scraper 1321 and the two ends of the second scraper 1322 are spaced apart to form a suction port 132a communicating with the cleaning chamber 133. The cleaning chamber 133 is entered from the suction port 132a to facilitate the recovery of sewage. When the cleaning mechanism 100 is in operation, the water-absorbing mounting plate 131 can be adjusted to be parallel to the surface to be cleaned, and the first scraper 1321 and the second scraper 1322 are at an angle with the surface to be cleaned. The installation method of the blade 1321 and the second blade 1322 is not limited, as long as the first blade 1321 and the second blade 1322 are in contact with the surface to be cleaned, the sewage on the surface to be cleaned can be scraped off.

The dust pusher 120 includes a plate-shaped dust push installation plate 122 and a plurality of dust push bars 121 mounted on the dust push installation plate 122. The ends of the dust push bars 121 are used to contact the surface to be cleaned. The plurality of dust push bars 121 may be made of soft and water-absorbing materials, for example, the dust push bars 121 may be made of cloth strips, water-absorbing foam and other materials. The adjustable plate-shaped dust pusher mounting plate 122 is parallel to the surface to be cleaned, so that the dust pusher bar 121 can more fully contact the surface to be cleaned.

In some exemplary embodiments, the squeegee 130 is adjacent to the dust shovel 120 and is arranged side by side with the dust shovel 120 , and the squeegee mounting plate 131 and the dust shoveling mounting plate 122 are both arranged as curved protruding bends in the direction away from the roller brush 111 . Moon type, the dust pusher 120 and the squeegee 130 are installed in an orderly manner, the structure is compact, and the installation space is fully utilized.

In some exemplary embodiments, the cleaning mechanism 100 further includes a side brush assembly 190 . The side brush assembly 190 includes two side brushes 191 . The side brushes 191 are located at the front end of the roller brush 111 along the traveling direction S1 of the cleaning path. The two rolling brushes 111 can be respectively connected with the driving ends of the two second rotary driving members 192, and the two second rotary driving members 192 respectively drive the two rolling brushes 111 to rotate in opposite directions. rubbish or dust, and push the rubbish or dust to the rear roller brush 111, squeegee 130 or dust pusher 120 to improve cleaning efficiency.

Embodiments of the present application further provide a cleaning robot 200, including the cleaning mechanism 100 as described above, and by installing the cleaning mechanism 100 as described above, a cleaning robot 200 integrating cleaning and dust pushing is formed to improve the integration degree of the cleaning robot 200 , According to the user's needs, it can flexibly switch between different working modes, no need to replace the cleaning structure, and the operation is convenient. On the basis of the compact structure of the cleaning mechanism 100, the cleaning robot 200 installed with the above-mentioned cleaning mechanism 100 can also meet the requirements of miniaturized design and improve the user experience.

The cleaning robot 200 may further include a casing 210 . The casing 210 may be mounted on the mounting frame 161 of the cleaning mechanism 100 . The casing 210 may be used to cover the structure mounted on the mounting frame 161 to beautify the appearance of the cleaning robot 200 .

The same or similar numbers in the drawings of this embodiment correspond to the same or similar components; in the description of this application, it should be understood that if there are terms such as "upper", "lower", "left", "right", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. structure and operation, so the terms describing the positional relationship in the accompanying drawings are only used for exemplary illustration, and should not be construed as a limitation on this patent, and those of ordinary skill in the art can understand the specific meanings of the above terms according to specific situations.

The above descriptions are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range.

Claims (10)

1. A cleaning mechanism, comprising:

a roll brush assembly comprising a roll brush;

pushing and pulling dust;

the rolling brush is positioned at the front end of the water absorption rake and the dust pushing rake is positioned at the rear end of the water absorption rake along the advancing direction of the cleaning path;

the lifting structure is connected with the rolling brush assembly, the dust pushing rakes and the water absorbing rakes; and

and the control system is used for controlling the lifting assembly to operate so as to drive the rolling brush, the water absorption rake and the dust pushing rake to move to be in contact with a surface to be cleaned.

2. The cleaning mechanism of claim 1, further comprising a mounting frame and a plurality of travel wheels mounted on the mounting frame, the roller brush assembly, the suction rake, and the dust pusher being disposed between the plurality of travel wheels;

the lifting structure comprises a first lifting component and a second lifting component which are arranged on the mounting frame, the first lifting component is connected with the water absorption rake and the rolling brush component, and the first lifting component is configured to drive the rolling brush and the water absorption rake to move to be in contact with the surface to be cleaned along the direction forming an included angle with the surface to be cleaned; the second lifting assembly is connected with the dust pushing and pulling device and is configured to drive the dust pushing and pulling device to move along a direction forming an included angle with the surface to be cleaned to be in contact with the surface to be cleaned.

3. The cleaning mechanism according to claim 2, wherein the first lifting assembly comprises a first electric push rod, a telescopic end of the first electric push rod is connected with the rolling brush assembly and the water absorption rake, and a telescopic direction of the telescopic end of the first electric push rod forms an included angle with the surface to be cleaned;

the second lifting assembly comprises two sets of second electric push rods, the second electric push rods are symmetrically arranged on two opposite sides of the first electric push rod, the telescopic ends of the second electric push rods are connected with the dust pushing and pulling device, and the telescopic directions of the telescopic ends of the second electric push rods and the faces to be cleaned form included angles.

4. The cleaning mechanism according to claim 3, wherein the rolling brush assembly further comprises a protective cover, the rolling brush is mounted in the protective cover, the water absorption rake is provided with a connecting assembly, the water absorption rake is movably connected with the protective cover through the connecting assembly, and the telescopic end of the first electric push rod is connected with the protective cover;

the first lifting assembly further comprises two groups of auxiliary electric push rods arranged on the mounting frame, the two groups of auxiliary electric push rods are connected with the protective cover, and the two groups of auxiliary electric push rods are symmetrically arranged on two opposite sides of the first electric push rod; the protective cover is symmetrically provided with a plurality of hanging rods movably connected with the mounting rack, and the protective cover is also provided with a plurality of supporting wheels contacting with the surface to be cleaned.

5. The cleaning mechanism according to claim 4, wherein the connecting assembly comprises a connecting plate and two expansion springs, one end of the connecting plate is fixedly connected with the water sucking scratcher, and the other end of the connecting plate is rotatably connected with the protective cover by taking a direction perpendicular to the surface to be cleaned as a central axis; the two extension springs are symmetrically arranged on two sides of the connecting end of the connecting plate and the protective cover, and two ends of each extension spring are respectively connected with the water absorption rake and the protective cover.

6. The cleaning mechanism of claim 1, further comprising a water delivery assembly having a water outlet located at a front end of the roller brush in a direction of travel of the cleaning path.

7. The cleaning mechanism as claimed in claim 1, wherein the wiper comprises a plate-shaped water absorbing mounting plate and a wiper blade wrapped on the periphery of the water absorbing mounting plate, the lifting assembly is connected with the water absorbing mounting plate, the end of the wiper blade extends out of the surface of the water absorbing mounting plate to contact with the surface to be cleaned, the surface of the wiper blade and the surface of the water absorbing mounting plate together form a cleaning cavity, the water absorbing mounting plate is provided with a sewage discharge port communicated with the cleaning cavity, and the sewage discharge port is used for being connected with an external suction device;

the dust pushing and pulling device comprises a plate-shaped dust pushing and mounting plate and a plurality of dust pushing strips arranged on the dust pushing and mounting plate, and the end parts of the dust pushing strips are used for being in contact with a surface to be cleaned.

8. The cleaning mechanism of claim 7, wherein the water absorption scraper is adjacent to and side-by-side with the dust scraper, and the water absorption mounting plate and the dust scraper mounting plate are both arranged in a meniscus shape convex in a direction away from the roller brush.

9. The cleaning mechanism of claim 1, further comprising an edge brush assembly comprising two edge brushes, the edge brushes being located at a forward end of the roller brush in a direction of travel of the cleaning path.

10. A cleaning robot, characterized by comprising:

the cleaning mechanism of any one of claims 1-9.

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