CN220586863U - Mowing robot - Google Patents

Abstract

The present disclosure provides a robot lawnmower, comprising: the machine body is arranged on the shell and the moving wheel of the machine body; the moving wheel comprises an exposed part which is not covered by the shell; a baffle at least partially covering the exposed portion; the wheel brush is arranged on the baffle plate and is used for cleaning the moving wheel in the moving process of the mowing robot; the utility model provides a robot mows through setting up the round brush at the exposed portion that is not covered by the casing, can carry out quick replacement to the round brush, promotes grass brush and changes efficiency.

Description

Mowing robot

Technical Field

The disclosure relates to the technical field of robots, in particular to a mowing robot.

Background

The self-walking robot can automatically identify a working area and work in the working area; taking a self-walking intelligent mower as an example, the intelligent mower can visually identify the boundary between grass and non-grass, move along the boundary between grass and non-grass according to the identification result, or randomly walk in a working area to execute mowing tasks on the premise of not crossing the boundary.

The existing mowing robot includes: the machine body is covered on the decorative cover of the machine body, the moving wheel is arranged below the machine body, and the grass brush is used for cleaning the moving wheel; the decorative cover wraps the moving wheel; in the installation process of the grass brush, firstly, processing and sinking are carried out on the inner wall of the decorative cover facing the driving wheel to form a positioning groove, then the grass brush is arranged in the positioning groove, and then the grass brush is fixed in the positioning groove through the pressing plate; and finally, fixing the pressing plate and the decorative cover through fasteners such as screws.

In general, the grass brush is a loss part and needs to be replaced periodically, the grass brush is complex in installation steps, and the pressing plate needs to be repeatedly removed during replacement; the grass brush is fixed in the decorative cover, so that the decorative cover is required to be disassembled and assembled when the grass brush is replaced; thus, the existing mowing robot is not beneficial to the replacement of grass brushes.

Disclosure of Invention

Accordingly, an object of the present disclosure is to provide a mowing robot capable of improving the replacement efficiency of grass brushes.

In order to achieve the above-described object, the present disclosure provides a robot lawnmower, comprising: the machine body is arranged on the shell and the moving wheel of the machine body; the moving wheel comprises an exposed part which is not covered by the shell;

a baffle at least partially covering the exposed portion;

and the wheel brush is arranged on the baffle plate and is used for cleaning the moving wheel in the moving process of the mowing robot.

As a further improvement of the embodiments of the present disclosure, the wheel brush is detachable with respect to the baffle.

As a further improvement of the embodiment of the present disclosure, the baffle and the housing are integrally formed.

As a further improvement of the embodiments of the present disclosure, the baffle is detachable with respect to the housing.

As a further improvement of the embodiment of the present disclosure, one of the baffle and the wheel brush is provided with a guide rail, and the other is provided with a sliding groove matched with the guide rail.

As a further improvement of the embodiment of the present disclosure, a locking unit is provided between the baffle and the wheel brush.

As a further improvement of the embodiment of the present disclosure, the wheel brush is integrally formed with the baffle plate, and the baffle plate is detachable with respect to the housing.

As a further improvement of the embodiment of the present disclosure, the running wheels are all exposed outside the housing.

As a further improvement of the embodiment of the present disclosure, a projection of the baffle plate on a plane parallel to the plane of the mowing robot and a projection of the moving wheel on a plane parallel to the plane of the mowing robot overlap;

alternatively, the projection of the baffle plate on the first plane and the projection of the moving wheel on the first plane are overlapped, and the first plane represents a plane perpendicular to the travelling direction of the mowing robot.

As a further improvement of the embodiment of the present disclosure, the baffle plate has a first face facing the running wheel, and the wheel brush is disposed on the first face;

the projections of the wheel brush, the baffle and the moving wheel on a plane parallel to the mowing robot are overlapped;

or, the projections of the wheel brush, the baffle plate and the moving wheel on the first plane are overlapped.

The utility model provides a robot mows through setting up the round brush at the exposed portion that is not covered by the casing, can carry out quick replacement to the round brush, promotes grass brush and changes efficiency.

Drawings

FIG. 1 is a schematic side view of a part of a robot lawnmower;

FIG. 2 is a partial cross-sectional view of a mowing robot wheel mated with a baffle;

FIG. 3 is a schematic view of a bottom view of a portion of the construction of the robot lawnmower;

fig. 4 is a partial enlarged view of a part of the construction of the robot lawnmower shown in fig. 3.

Detailed Description

For the purposes of promoting an understanding of the principles and advantages of the disclosure, reference will now be made to the embodiments described in detail below and to the accompanying drawings.

It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present disclosure should be taken in a general sense as understood by those having ordinary skill in the art to which the present disclosure pertains. The terms "first," "second," and the like, as used in embodiments of the present disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

The self-walking robot is a robot which has various necessary components, such as a visual identification component, a controller and the like, and can independently complete certain tasks under the condition that external human information is not required to be input and controlled in the operation process. Typically, the self-walking robot is part of a self-walking robot system; the self-walking robot system further comprises a charging station matched with the self-walking robot, the self-walking robot walks and works in the working area, and the charging station is used for berthing the self-walking robot, and particularly, the self-walking robot returns supplementary energy when the energy is insufficient. The self-walking robot can be a self-propelled mower, an automatic snowplow and the like, and can walk on the ground or the surface of a working area automatically to mow or sweep snow and the like. In this embodiment, the self-walking robot is specifically described as a mower.

The mowing robot is used for automatically walking and working on the ground, and walking and working energy is provided through a battery. The mowing robot includes a housing, a walking module and a working module (not shown) for trimming the lawn, the walking module is used for walking and steering, the working module includes a cutting motor, a transmission shaft connected with the cutting motor, and a cutting device (not shown) coupled with the transmission shaft, and the cutting device may be a cutting blade, a cutting line, or the like, capable of cutting the lawn. In addition, the mowing robot further comprises a control module, the control module can control the automatic mower to automatically walk and work on the ground, specifically, the control module is used for coordinating the work module and the walking module, and the control module can enable the mowing robot to automatically walk and mow on a lawn under the unattended condition.

The walking module comprises a walking wheel (wheel set) for driving the mower to walk and a motor for driving the walking wheel; the motor can be a brushless motor with a reduction gearbox and a Hall sensor; after the motor is started, the traveling wheels can be driven by the reduction gearbox to travel, and traveling actions such as forward and backward linear running, in-situ turning, circular arc running and the like can be realized by controlling the speed and the direction of the traveling wheels.

The running wheel may include a driving wheel driven by the motor and an auxiliary wheel to assist the support housing. In some implementations, the number of road wheels may be 2 or more. Specifically, for example, along the advancing direction of the mowing robot, the housing includes a front portion and a rear portion that are disposed opposite to each other, and the moving wheel may include two front wheels and two rear wheels, and the two rear wheels are respectively connected with an independent motor, so that the mower can be controlled to steer conveniently by controlling the speed difference between the two motors. Of course, the running wheel may also include one front wheel and two rear wheels, which is not limited by the present disclosure.

In the manual work process of the mowing machine, the moving wheels are stained with obstacles to influence the travel of the mowing machine; for the mowing robot, the obstacle is mainly weed for working cutting, and of course, other garbage stained on the travelling path can be included, and the detailed description is omitted. In order to make the mowing machine work better, in the embodiment of the disclosure, a wheel brush is arranged at the corresponding position of the moving wheel and is used for cleaning the moving wheel in the moving process of the mowing robot.

Referring to fig. 1 to 4, an embodiment of the present disclosure provides a robot lawnmower, including: a body 10, a housing 30 and a traveling wheel 50 provided on the body 10; the running wheel 50 includes an exposed portion (not shown) that is not covered by the housing 30; a baffle 70, the baffle 70 at least partially covering the exposed portion; and a brush 60 provided to the baffle 70, the brush 60 being used for cleaning the running wheel 50 during movement of the mowing robot. Among other things, a baffle may be understood as a component for a fixed wheel brush, which may also be referred to as a guard plate.

In the preferred embodiment of the present disclosure, wheel brush 60 is removable relative to baffle 70; in this way, when the wheel brush 60 needs to be replaced, the mounting relationship of the housing 30 and the baffle 70 with respect to the machine body 10 is not limited, and the wheel brush 60 can be replaced only by directly mounting and dismounting the wheel brush 60 from the baffle 70.

Accordingly, when the wheel brush 60 is detachable with respect to the baffle 70, the baffle 70 and the housing 30 may be integrally formed; the baffle 70 may be removable with respect to the housing 30. Wherein, when the baffle 70 and the shell 30 are integrally formed, the baffle 70 is a part of the shell 30. When the baffle 70 is detachable with respect to the housing 30, the baffle 70 may be detachably mounted on the housing 30 or may be directly mounted on the machine body 10. When the wheel brush 60 needs to be replaced, the wheel brush 60 can be directly dismounted from the baffle 70, and the wheel brush 60 can be replaced, or the baffle 70 can be integrally dismounted first, and then the wheel brush 60 is replaced. The removable mounting of the wheel brush 60 relative to the baffle 70 will be further described below.

In an implementation of the present disclosure, the wheel brush 60 and the baffle 70 may be integrally formed, and the baffle 70 is detachable from the housing 30. When the wheel brush 60 needs to be replaced, the baffle 70 can be integrally disassembled and assembled to realize the replacement of the wheel brush 60. The wheel brush 60 and the baffle 70 may be integrally formed, and the wheel brush 60 may be set as a part of the baffle 70, or may be installed in a disposable assembly manner such as gluing, etc., which will not be described herein.

In an implementation of the present disclosure, the manner in which the wheel brush 60 is removable relative to the baffle 70 may include a variety of ways, which are not limited in this disclosure. Specifically, in some implementations, the wheel brush 60 may be fixed on the baffle 70 by using a bolt and a nut, may be fixed on the baffle 70 by using a plug-in manner, and may also be connected with the baffle 70 through a connecting piece. In the preferred embodiment of the present disclosure, as shown in fig. 2, the wheel brush 60 and the baffle 70 are detachably connected by means of a rail-to-chute connection. Specifically, one of the baffle 70 and the wheel brush 60 is provided with a guide rail 71, and the other is provided with a sliding groove 61 matched with the guide rail 71; when the wheel brush 60 needs to be replaced, the guide rail 71 slides relative to the slide groove 61, and when the guide rail 71 is separated from the slide groove 61, the wheel brush 60 is dismounted relative to the baffle 70. Further, a handle may be further provided on the side of the wheel brush 60, so that the wheel brush 60 can be easily attached to or detached from the baffle 70.

In the preferred embodiment of the present disclosure, a locking unit may be optionally provided between the barrier 70 and the wheel brush 60. The locking unit can cooperate with the sliding groove 61 and the guide rail 71 to prevent the wheel brush 60 from accidentally falling off the baffle 70.

There are also various implementations of the locking unit, such as push button locking, etc. In the embodiment of the disclosure, as shown in fig. 4, the locking is performed by means of the engagement of the locking groove 63 with the locking buckle 73. Specifically, the side wall of the wheel brush 60 extends outwards to form a clamping groove 63 with an opening, the clamping groove 63 is provided with a blocking table 631 near the opening end part of the clamping groove, the opposite position of the baffle 70 is provided with a buckle 73, in the installation process, the buckle 73 enters the clamping groove 63 from the opening of the clamping groove 63 and stays in the clamping groove 63 after passing over the blocking table 631, the buckle 73 is blocked by the blocking table 631 and is fixed in the clamping groove 63, and locking of the locking unit to the wheel brush 60 and the baffle 70 is achieved.

In other implementations of the present disclosure, the wheel brush may include a plate-like body, which may be flat plate-like, or curved plate. The chute or the guide rail is arranged on the side wall of the wheel brush or the wall surface of the wheel brush facing the baffle. The clamping groove or the buckle is arranged on the side wall of the wheel brush or the wall surface of the wheel brush facing the baffle. One of the locking unit and the guide rail chute can be selected between the wheel brush and the baffle plate, and the locking unit and the guide rail chute can be arranged between the wheel brush and the baffle plate. The wheel brush still includes the brush hair that sets up towards the movable wheel, and the brush hair can specifically set for as required in the mode of arranging on the body, for example: the arrangement may be performed in an ordered shape such as an S shape, a rectangular shape, a circular shape, or the like, or may be performed in an irregular shape. The shape of the bristles can also be specifically set according to the needs, such as a circle, a prism, a hexagon and an irregular polygon; the lengths of the plurality of bristles and the distance between the plurality of bristles and the wheel brush body can be specifically set according to the needs, and are not described herein.

In an implementation of the present disclosure, housing 30 may optionally house portions of wheel 50. For example, in general, the housing 30 houses the upper portion of the travel wheel 50; at this time, the running wheels 50 are exposed except for the upper part. Of course, in some implementations, housing 30 may also be positioned away from wheel 50. In the preferred embodiment of the present disclosure, the travel wheels 50 are fully exposed to the exterior of the housing 30 in a manner that facilitates the installation of the baffle 70 and the wheel brush 60.

In an implementation of the present disclosure, when the running wheel 50 is fully exposed outside the housing 30, there is an overlap of the projection of the baffle 70 onto a plane parallel to the plane of the mowing robot and the projection of the running wheel 50 onto a plane parallel to the plane of the mowing robot. Specifically, when the moving wheel is entirely exposed to the outside of the housing, the baffle plate may be disposed at an upper portion of the moving wheel, wherein the upper portion may include a right upper portion, an obliquely upper portion, and the like. In another implementation of the present disclosure, when the moving wheel 50 is fully exposed outside the housing 30, the projection of the baffle 70 on the first plane and the projection of the moving wheel 50 on the first plane overlap, and the first plane represents a plane perpendicular to the moving direction of the mowing robot, that is, the baffle 70 is selectively disposed on the side of the moving wheel 50; wherein the side parts at the robot travel direction may be front side parts and/or rear side parts. Of course, in other setting manners of the present disclosure, the wheel brushes 60 may be set to 1 group or more relative to the same running wheel, and accordingly, the setting positions thereof may be adjusted according to the setting number, which is not described herein.

Accordingly, in the embodiment in which the moving wheel 50 is entirely exposed to the outside of the housing 30, when the housing 30 covers the upper portion of the moving wheel 50, the projection of the baffle 70 on the first plane and the projection of the moving wheel 50 on the first plane overlap, and the first plane represents a plane perpendicular to the traveling direction of the mowing robot; that is, the baffle 70 is selectively provided at the side of the moving wheel 50; this approach also facilitates quick assembly and disassembly of the wheel brush 60.

In correspondence with the above, the baffle 70 has a first surface 75 facing the running wheel 50, and the wheel brush 60 is provided on the first surface 75. Further, the projections of the brush 60, the baffle 70 and the running wheel 50 on the plane parallel to the mowing robot are overlapped; alternatively, the projections of wheel brush 60, baffle 70, and travel wheel 50, respectively, overlap on first plane 75. This approach also facilitates quick assembly and disassembly of the wheel brush 60.

To sum up, the mowing robot provided by the disclosure can quickly replace the wheel brush through arranging the wheel brush on the exposed part which is not covered by the shell, so that the grass brush replacement efficiency is improved.

The "body" and "certain portion" may be a part of the corresponding "member", that is, the "body" and "certain portion" are integrally formed with the other portion of the "member"; or a separate component which is separable from the other part of the component, namely, a certain body and a certain part can be independently manufactured and then combined with the other part of the component into a whole. The expressions of "a body" and "a portion" are merely one of the embodiments, and for convenience of reading, not limitation of the scope of protection of the disclosure, as long as the features described above are included and the actions are the same, it should be understood that the utility model is equivalent.

It should be noted that the foregoing describes some embodiments of the present disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the above embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results.

Those of ordinary skill in the art will appreciate that: the discussion of any of the above embodiments is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; combinations of features of the above embodiments or in different embodiments are also possible within the spirit of the present disclosure, steps may be implemented in any order, and there are many other variations of the different aspects of the embodiments of the present disclosure described above, which are not provided in detail for the sake of brevity.

The disclosed embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Accordingly, any omissions, modifications, equivalents, improvements, and the like, which are within the spirit and principles of the embodiments of the disclosure, are intended to be included within the scope of the disclosure.

Claims (10)

1. A mowing robot is characterized in that,

comprising the following steps: the machine body is arranged on the shell and the moving wheel of the machine body; the moving wheel comprises an exposed part which is not covered by the shell;

a baffle at least partially covering the exposed portion;

and the wheel brush is arranged on the baffle plate and is used for cleaning the moving wheel in the moving process of the mowing robot.

2. The robot lawnmower of claim 1, wherein the wheel brush is detachable relative to the barrier.

3. The robot lawnmower of claim 2, wherein the baffle and the housing are integrally formed.

4. The robot lawnmower of claim 2, wherein the barrier is removable relative to the housing.

5. The robot lawnmower of any one of claims 2-4, wherein one of the barrier and the wheel brush is provided with a rail, and wherein the other is provided with a chute that mates with the rail.

6. The robot lawnmower of claim 5, wherein a locking unit is provided between the barrier and the wheel brush.

7. The robot lawnmower of claim 1, wherein the wheel brush is integrally formed with the barrier, the barrier being removable relative to the housing.

8. The robot lawnmower of claim 1, wherein the travel wheels are all exposed outside the housing.

9. The robot lawnmower of claim 1 or 8, wherein the projection of the barrier onto a plane parallel to the robot lawnmower overlaps with the projection of the running wheel onto a plane parallel to the robot lawnmower;

alternatively, the projection of the baffle plate on the first plane and the projection of the moving wheel on the first plane are overlapped, and the first plane represents a plane perpendicular to the travelling direction of the mowing robot.

10. The robot lawnmower of claim 9, wherein the barrier has a first face that faces the travel wheel, the brush being disposed on the first face;

the projections of the wheel brush, the baffle and the moving wheel on a plane parallel to the mowing robot are overlapped;

or, the projections of the wheel brush, the baffle plate and the moving wheel on the first plane are overlapped.