CN217011813U

CN217011813U - Grass cutter

Info

Publication number: CN217011813U
Application number: CN202220553714.5U
Authority: CN
Inventors: 林永明
Original assignee: Wanweiyan Wireless Power Hong Kong Co ltd
Current assignee: Wanweiyan Wireless Power Hong Kong Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-07-22
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a mower which comprises a mower body and a base connected with the mower body, wherein a liquid containing container is fixedly connected with the base, at least one liquid spraying device is configured in the liquid containing container, and a liquid outlet of the liquid spraying device is connected with a distance measuring part and a height adjusting part.

Description

Grass cutter

Technical Field

The utility model relates to the field of garden management, in particular to a mower.

Background

The lawn is a lawn which is artificially planted or artificially maintained and managed and has the effects of greening and beautifying. It is one of the signs of civilization degree of a country and a city. It refers to a ground cover which is covered by grass of Gramineae and other delicate plants and is filled with the soil surface layer by the roots and stolons of the grass. Is suitable for beautifying the environment, the garden landscape, purifying the air, keeping the water and soil, providing outdoor activities and sports places, thereby needing to frequently nurse the lawn and ensuring the health of the lawn so as to bring better life experience for people.

The daily care work of the lawn comprises lawn fertilization, lawn deinsectization, sterilization, watering and the like, the flourishing lawn needs fertile soil, and the soil of the lawn is fertilized regularly, so that the soil is kept fertile; meanwhile, some underground insect pests concentrated on a soil layer, overground insect pests concentrated on the surfaces of grass blades and lawn fungus pests are naturally generated along with climate change of the lawn, so that people need to regularly carry out insect killing and sterilization treatment on the soil and the surfaces of the grass blades of the lawn, flourishing growth and greening of the grass are facilitated, in addition, proper watering is very important, and a large amount of water needs to be poured once in the early spring and the late autumn of the lawn.

In the prior art, the lawn mower is mainly used for mowing, watering, supplementing liquid fertilizer, spraying insecticide and bactericide and other medicines are manually carried out, and the inventor finds that the prior art at least has the following problems in the process of lawn care:

at present, the lawn mower is mainly used for mowing, watering, supplementing liquid fertilizer, spraying insecticide and bactericide and other medicines need manual treatment, so that the lawn nursing is relatively complicated and the efficiency is relatively low.

2, in the spraying process of the liquid fertilizer, the liquid insecticide and the liquid bactericide, molecules of the liquid fertilizer, the liquid insecticide and the liquid bactericide can permeate into the air around the drug applicator, so the drug applicator needs to wear a mask, gloves and goggles to prevent human body contact such as mouth and nose inhalation, skin contact, mucous membrane contact and eye contact during operation, but chemical molecules of the solutions can more or less contact the human body of the drug applicator, and the work is carried out every month, so that the long-term harm is brought to the health of the human body;

3, the positions where the liquid reaches are difficult to control accurately by manually watering, supplementing liquid fertilizers and spraying pesticides, bactericides and other medicines, and the absorption of the liquid to the plants is greatly influenced due to the fact that the liquid reaches the root positions of the lower plants, so that the lawn care effect is poor.

Disclosure of Invention

The embodiment of the utility model provides a mower, which aims to improve the lawn care efficiency.

In order to solve the technical problem, an embodiment of the present application provides a lawn mower, including the lawn mower body and connect in the base of lawn mower body, base fixedly connected with liquid holds the container, liquid holds the container and disposes at least one liquid sprinkler, liquid sprinkler's liquid outlet is connected with range unit and height adjusting part.

Optionally, an auxiliary wheel is connected below the base.

Optionally, a satellite positioning signal receiving device is connected to the base or the liquid containing container.

Optionally, the base or the liquid container is connected to a path calculation component and a power driving component, the path calculation component is in communication connection with the driving component and the satellite positioning signal receiving device, the power driving component is arranged inside the auxiliary wheel, a stator of the power driving component is fixedly connected with an inner ring of a tire of the auxiliary wheel, or the power driving component is arranged outside the auxiliary wheel, and the power driving component is connected with the auxiliary wheel through a shaft.

Optionally, the base or the liquid holding container is connected to a timed task device and a self-starting device.

Optionally, the timed task device includes a task setting component, a timing setting component and a task triggering component, the task setting component is configured to set a basic task, the timing setting component is configured to set a trigger time of the basic task, and the task triggering component is configured to start the self-starting device and execute the basic task when a current time reaches the trigger time set in the timing setting component.

Optionally, the distance measuring component is a laser distance measuring component or an ultrasonic distance measuring component.

Optionally, a camera device is arranged on the mower base or the liquid containing container.

Optionally, a liquid filling port is reserved in the liquid containing container.

Optionally, a liquid level monitoring part is connected to the liquid container, and the liquid level monitoring part is used for monitoring the liquid level in the liquid container.

Optionally, the lawn mower further comprises an automatic liquid filling component, and the automatic liquid filling component is in communication connection with the liquid level monitoring component and is used for filling the liquid in the liquid container when the liquid level monitoring component monitors that the liquid level is lower than a preset liquid level.

The lawn mower provided by the embodiment of the utility model comprises a lawn mower body and a base connected with the lawn mower body, wherein the base is fixedly connected with a liquid containing container, the liquid containing container is provided with at least one liquid spraying device, a liquid outlet of the liquid spraying device is connected with a distance measuring part and a height adjusting part, so that the functions of mowing and watering are realized, the efficiency of lawn care is improved, meanwhile, the height of the liquid spraying device can be adjusted according to actual needs, the accurate spraying is realized, the sprayed liquid is better absorbed by plants, and the efficiency of lawn care is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic view of an embodiment of a lawnmower of the present application;

FIG. 2 is a partial component schematic view of the present application;

FIG. 3 is an exemplary schematic view of a grass grooming device of the lawn mower of the present application;

description of reference numerals:

01. a mower body; 02. a base; 03. a liquid holding container; 04 liquid spraying device; 041 liquid outlet of the liquid spraying device; 05 a distance measuring part; 06 a height adjustment member;

11. a path calculation device; 12. a power drive device; 13. a satellite positioning signal receiving device; 14. an auxiliary wheel.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the foregoing drawings are used for distinguishing between different objects and not for describing a particular sequential order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

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

Referring to fig. 1, fig. 1 is an exemplary diagram of a lawn mower in the embodiment, which is detailed as follows:

a mower comprises a mower body 01 and a base 02 connected to the mower body, wherein a liquid containing container 03 is fixedly connected to the base, at least one liquid spraying device 04 is configured on the liquid containing container, and a liquid outlet 041 of the liquid spraying device is connected with a distance measuring part 05 and a height adjusting part 06.

Specifically, in this embodiment, the lawn mower body is connected with the base, and the base is used for supporting liquid holding container to dispose at least one liquid sprinkler on liquid holding container to make the lawn mower can be used for liquid to spray simultaneously, improve lawn care efficiency.

Among the types of liquids, there are, but not limited to: the water, the liquid fertilizer, the lawn insecticide and the lawn bactericide are selected according to the actual application requirements, and are not limited specifically.

Furthermore, a distance measuring part and a height adjusting part are connected to a liquid outlet of the liquid spraying device.

The distance measuring component includes, but is not limited to, a laser distance measuring component or an ultrasonic distance measuring component, such as a laser distance measuring sensor.

Wherein, altitude mixture control part can be the column spinner, the screw thread post structural component that liquid sprinkler's liquid outlet set up, when column spinner, screw thread post were rotated, realize the altitude lift, perhaps, be provided with perpendicular flexible interface as altitude mixture control part at liquid sprinkler's liquid outlet.

It should be noted that there are two kinds of liquid and solid fertilizers/deinsectization agents on the market. The solid material has the defects that the solid material is too concentrated, the solid material is required to be watered immediately and simultaneously after being sprayed and is dissolved and is absorbed by soil, the watering amount is required to be controlled appropriately, the solid material with too large water amount is taken away by water after being dissolved, the actual absorption amount of the soil is very small, and the position concentration of the solid material with too small water amount is too high to generate a grass burning phenomenon.

Optionally, an auxiliary wheel is connected below the base.

Preferably, the liquid atomization device is arranged in the liquid containing container, liquid can be atomized and then sprayed out from a liquid outlet (nozzle) of the liquid spraying device, and the atomization can enable molecules of the liquid to be diffused more widely and more uniformly. Liquid sprinkler's liquid outlet (spout) is highly adjustable apart from the ground, as preferred mode, this embodiment sets for height-adjustable apart from the scope and is 20 millimeters to 100 millimeters, be close 20 millimeters height more, then the shower nozzle is close the soil on lawn more, can directly spray soil, let liquid go deeper into soil, be close 100 millimeters height more, then the shower nozzle is close the height of grass leaf more, can directly spray to grass leaf, consequently, adjustable's liquid outlet (spout) had both satisfied directly and have sprayed soil, also satisfied the lawn care demand of spraying grass leaf surface.

It should be understood that in a real scene, the lawn is affected by wind, etc. and there is a certain disorder, as a preferable mode, the embodiment is provided with a grass combing device at the front end of the liquid spraying device, the grass combing device is connected with the liquid spraying device, or is connected with the liquid containing container or is connected with the base, as shown in fig. 3, fig. 3 is a schematic view of the grass combing device, the grass combing device is a flat uniform sawtooth grass combing plate (left side view of fig. 3) or a cylindrical grass combing column (right side view of fig. 3) for combing the lawn and then spraying liquid, the grass after combing is more breathable, the effect during spraying pesticide is better, the watering/pesticide and fertilizer are absorbed by the ground 100%, compared with the existing system, the advantages of saving water, protecting environment and reducing air pollution are achieved.

In this embodiment, the base below of lawn mower body coupling, be provided with the auxiliary wheel, the auxiliary wheel can drive base and lawn mower body and move, it is to be explained, base fixedly connected with liquid holds the container, make the weight of lawn mower heavier, adopt the mode of traditional handheld lawn mower, can make corresponding staff comparatively labouring, and in this embodiment, the base below is provided with the auxiliary wheel, adopt the auxiliary wheel to drive the lawn mower and move, be favorable to improving the travelling speed of lawn mower at the lawn mower in-process of mowing or spraying liquid, thereby when reducing the total consumption of this process of mowing or spraying liquid, be favorable to improving lawn care efficiency.

In a particularly alternative embodiment, the base or fluid holding container of the lawnmower is connected to a satellite positioning signal receiving device.

In another specific alternative embodiment, as shown in fig. 2, a path calculating part 11 and a power driving part 12 are connected to the base or the liquid containing container, the path calculating part 11 is respectively connected with the power driving part 12 and the satellite positioning signal receiving device 13 in a communication manner, the power driving part is arranged inside the auxiliary wheel 14, the stator of the power driving part 12 is fixedly connected with the inner ring of the tire of the auxiliary wheel 14, or the power driving part 12 is arranged outside the auxiliary wheel 14, and the power driving part 12 is connected with the auxiliary wheel 14 through a shaft.

Wherein the satellite positioning signal receiving apparatus is used for receiving satellite signals, such as a GPS receiver device or the like.

Wherein the path calculation unit 11 is configured to determine a lawn edge based on the received satellite signals and to calculate a driving route of the lawn mower based on the determined lawn edge.

The power driving component 12 is configured to drive the auxiliary wheel to travel along the driving route determined by the path calculating component based on the driving route, so as to implement an automatic liquid spraying or mowing task, in this embodiment, the power driving component specifically includes but is not limited to: a drive motor, a power battery, a power controller system, etc.

When the power drive unit 12 is an in-wheel motor, it is generally disposed inside the auxiliary wheel 141 and fixedly connected to the inner ring of the auxiliary wheel 14 via the stator of the in-wheel motor.

In a particular alternative embodiment, the base or liquid holding container is connected to the timed task device and the self-priming device.

In another specific optional embodiment, the timed task device includes a task setting component, a timing setting component and a task triggering component, the task setting component is configured to set a basic task, the timing setting component is configured to set a triggering time of the basic task, and the task triggering component is configured to start the self-starting device and execute the basic task when a current time reaches the triggering time set in the timing setting component.

Optionally, the task setting component comprises an input device and a display screen, and is used for configuring data for the timed task, or the task setting component comprises a data receiving device, and is used for receiving task configuration data set by the remote application program.

The self-starting device is used for starting the working state of the mower and executing a preset basic task when being triggered.

Specifically, in the embodiment, the lawn mower is provided with a satellite positioning signal receiving device, a path calculating part, a power driving part and an auxiliary wheel, and can realize an automatic cruise function, and meanwhile, the lawn mower in the embodiment is further provided with a timing task device, so that a timing task can be set. For example, a timing task device is used for setting a cruise task at night, when the cruise task at night is executed, a camera shooting device is used for shooting images to a remote server, the remote server is used for analyzing the images, and early warning reminding is carried out when suspicious targets are found, or an image intelligent processing module carried on a mower is used for carrying out real-time analysis on the shot images, and early warning is carried out when risks exist in the analysis result.

Optionally, the liquid container is reserved with a liquid injection port.

Optionally, a liquid level monitoring component is connected to the liquid containing vessel for monitoring the liquid level in the liquid containing vessel.

Optionally, the lawn mower further comprises an automatic liquid filling component, wherein the automatic liquid filling component is in communication connection with the liquid level monitoring component and is used for filling the liquid containing container with liquid when the liquid level monitoring component monitors that the liquid level is lower than a preset liquid level.

Specifically, when the lawn mower carries out and sprays the liquid task, monitor the liquid level in the liquid holds the container through liquid level monitoring part, be less than preset liquid level monitoring the liquid level, for the normal execution who ensures to spray the liquid task, adopt the automatic part that fills of liquid, hold the notes liquid mouth that the container was reserved through liquid, carry out liquid filling to the liquid holds the container and handle, avoid because of liquid not enough leads to the task to break off, be favorable to improving the efficiency that liquid sprayed.

In particular, lawn care relates to a plurality of tasks, including but not limited to a liquid spraying task and a mowing task, wherein the liquid spraying task can be further subdivided according to the type of liquid and actual needs, and is not specifically limited herein, and the type of liquid spraying includes but is not limited to liquid fertilizer, liquid medicine, water and the like.

It should be noted that the current task type may be generated by transmitting corresponding task data through manual real-time setting, or through remote control, or may be generated based on a timed task trigger, and may be set based on actual needs, which is not limited herein.

Further, before obtaining the current task type, the method further includes:

receiving input task parameters, writing the task parameters into a task list, setting task states corresponding to the task parameters to be executed, wherein the task states comprise executed, executing and to-be-executed task states;

taking the task time of which each task state in the task list is to be executed as trigger time;

and comparing the current time with the trigger time at regular time, and if the current time reaches the trigger time, taking the task parameter corresponding to the trigger time as the current task and driving the mower to execute the current task.

Specifically, a timed task device on the mower receives input task parameters, then analyzes the task parameters, generates specific tasks, adds the specific tasks to a task list, adds corresponding task states, takes each task state in the task list as task time to be executed as trigger time, compares the current time with the trigger time by timing, takes the task parameter corresponding to the trigger time as the current task when the current time reaches the trigger time, and drives the mower to execute the current task.

It should be noted that the input task parameters may be specifically set by manually operating a timed task device on the lawn mower, or may be set by a remote application program and then send configuration data to the timed task device of the lawn mower.

It should be understood that the task state is an executed task, namely, a completed task, the task state is an executed task, namely, a task currently being executed by the mower, the task state is a task to be executed, namely, a task to be executed by the mower currently waiting for execution, and the execution time of the task to be executed is taken as a trigger time, so that the task to be executed is automatically triggered and executed without manual intervention, and the task execution efficiency is improved. Easily understand, to watering task etc. need the frequency of execution higher, adopt the mode that this embodiment provided, be favorable to improving the efficiency of lawn care.

And if the task is a liquid spraying task, acquiring the distance between the liquid spraying device and the surface of the lawn as a first distance.

Specifically, when the acquired task type is a liquid spraying task, a distance between the liquid spraying device and the surface of the lawn is acquired by using the distance measuring component, and the acquired distance is used as a first distance.

It will be appreciated that the grass in different areas may have a slope and therefore, the distance of the liquid spraying device from the surface of the grass needs to be measured in real time while the task of spraying the liquid is being performed.

And judging whether the first distance is equal to the preset distance.

Specifically, the type of the sprayed liquid includes, but is not limited to, liquid fertilizer, liquid medicine, and water, and the plant absorbs different parts and amounts of the liquid, and thus, in the present embodiment, the preset distance may be specifically determined based on the type of the sprayed liquid, which is not limited herein. For example, when the spray liquid is water, the preset distance is half the height from the ground to the lawn surface, and the lawn height is determined based on the difference between the distance from the liquid spray device to the ground and the first distance.

If not, adjusting the height of the liquid spraying device by adopting the height adjusting part, and returning to the step of acquiring the distance between the liquid spraying device and the surface of the lawn to serve as the first distance until the first distance is equal to the preset distance.

Specifically, when the first distance is the same as the preset distance, spraying is directly performed, when the first distance is unequal to the preset distance, the height of the liquid spraying device is adjusted through the height adjusting part, the first distance is determined again until the obtained first distance is equal to the preset distance, at the moment, the optimal spraying height is achieved, and the quality of lawn care is improved.

And spraying liquid on the surface of the lawn by adopting a spraying device.

Specifically, when first distance and preset distance are equal, namely, when the distance on liquid sprinkler and lawn reaches the best distance of spraying, adopt sprinkler to spray liquid to the lawn surface, this moment, reach and be favorable to the plant to spraying the best absorption of liquid.

Further, spraying the lawn surface with a spraying device with a liquid comprises:

if the task is a liquid spraying task, monitoring the liquid level of the liquid containing container according to a preset mode during task execution;

when the liquid level is lower than the preset liquid level, recording the current position as a recording point, and driving the mower to drive to a specified supplementing point for supplementing liquid;

and after the liquid is completely replenished, returning to the recording point, and continuously executing the liquid spraying task.

In this embodiment, every liquid is provided with fixed replenishment point, and when the task was for spraying liquid task, the mode was predetermine in the adoption, and real time monitoring liquid holds the liquid level of container to when the liquid level was less than preset liquid level, the current position of record lawn mower, as the record point, and order about the lawn mower to carry out the liquid supply to the liquid replenishment point that sprays the correspondence of liquid task, and after the replenishment finishes, return the record point and continue to carry out and spray the liquid task.

Preferably, in this embodiment, the liquid automatic filling component and the designated replenishing point of the lawn mower both have a magnetic socketable structure, the replenishing point is in sealed communication with the liquid automatic filling component through the magnetic socketable structure, and after the communication is completed, the liquid automatic filling component is used for replenishing liquid to the liquid containing container.

In another preferred embodiment, the specified replenishment point includes a liquid pouring tube, and after the lawnmower travels to the specified replenishment point, the liquid pouring tube is connected to a liquid pouring port of the lawnmower, and the replenishment of the liquid is performed.

Further, adopting sprinkler to spray liquid on the lawn surface still includes:

and determining the current spraying rate according to the advancing speed of the mower and the spraying amount required by the lawn per unit area.

And if the task is a mowing task, starting the mower main body to mow the lawn.

In the embodiment, the current task type is obtained, and the types comprise a liquid spraying task and a mowing task; if the task is a mowing task, starting the mower main body to mow the lawn; if the task is a liquid spraying task, acquiring the distance between the liquid spraying device and the surface of the lawn as a first distance; judging whether the first distance is equal to a preset distance or not; if inequality, then adopt the altitude mixture control part to adjust liquid sprinkler's height, and return and acquire the distance on liquid sprinkler and lawn surface, as the step of first distance, until first distance equals with preset distance, adopt sprinkler to spray liquid to the lawn surface again, realized having had the function of mowing simultaneously and watering, be favorable to improving the efficiency of lawn nursing, and simultaneously, can be according to actual need, highly adjusting liquid sprinkler, realize accurate spraying, make the liquid of spraying better absorbed by the plant, improve the efficiency of lawn nursing.

In a specific embodiment, before obtaining the current task type, the method further includes:

determining a lawn range based on a real-time carrier dynamic differential positioning mode;

and performing dynamic path planning according to the lawn range and the working radius of the mower to obtain the working path of the mower.

Further, based on the real-time carrier dynamic differential positioning mode, the specific process of determining the lawn range is as follows: a reference station for receiving satellite positioning signals and an RTK (Real Time Kinematic differential positioning) device are installed near the lawn, the RTK device is responsible for accurately processing satellite positioning coordinates received by the reference station to make the coordinates reach centimeter-level accuracy, the RTK technology is based on the principle that a receiver is placed on the reference station, another receiver or receivers is placed on a carrier (called a rover station), the reference station and the rover station simultaneously receive signals transmitted by the same GPS satellite at the same Time, the reference station transmits measured carrier phase observation values, pseudo-range observation values, reference station coordinates and the like to the rover station in motion in Real Time by radio, the rover station receives information transmitted by the reference station by radio, performs differential processing on the carrier phase observation values in Real Time to obtain base line vectors (Δ X, Δ Y, Δ Z); and adding the baseline vector and the coordinates of the reference station to obtain WGS84 coordinates of each point of the rover station, and converting coordinate conversion parameters to obtain plane coordinates x, y and normal height h of each point of the rover station. Further, a virtual boundary line (also referred to as an electronic fence) of the lawn is generated by the characteristics of the RTK device, and the range of the lawn is determined.

The RTK (Real-time kinematic) carrier phase differential technique is a differential method for processing carrier phase observations of two measurement stations in Real time, and sends acquired carrier phases to a user receiver for difference calculation and coordinate calculation. The method is a new common satellite positioning measurement method, the former static, rapid static and dynamic measurements all need to be solved afterwards to obtain centimeter-level accuracy, the RTK is a measurement method capable of obtaining centimeter-level positioning accuracy in real time in the field, a carrier phase dynamic real-time difference method is adopted, the method is a major milestone applied to GPS, the appearance of the method is project lofting and terrain mapping, various control measurements bring new measurement principles and methods, and the operation efficiency is greatly improved.

Among them, path planning is one of the main research contents of motion planning. The motion planning is composed of path planning and track planning, sequence points or curves connecting the starting position and the end position are called paths, and strategies forming the paths are called path planning.

Path planning has wide application in many fields. The applications in the high and new technology field are as follows: autonomous collision-free movement of the robot; obstacle avoidance and sudden prevention flight of the unmanned aerial vehicle; the cruise missile avoids radar search, prevents missile attack, completes a sudden explosion task and the like. The application in the daily life field is as follows: GPS navigation; road planning based on a GIS system; urban road network planning navigation and the like. The application in the field of decision management is as follows: vehicle problems (VRP) in logistics and similar resource management resource allocation problems. Routing problems in the field of communications technology, etc. Path planning algorithms for a scene include, but are not limited to: ant colony algorithm, neural network algorithm, particle swarm algorithm, genetic algorithm and the like.

As a preferable mode, the embodiment uses at least one camera device configured on the base of the lawn mower or the liquid container to shoot suspicious targets and perform early warning when the timed cruise task is executed. For example, a timing task device is used for setting a cruise task at night, when the cruise task at night is executed, a camera shooting device is used for shooting images to a remote server, the remote server is used for analyzing the images, and early warning reminding is carried out when suspicious targets are found, or an image intelligent processing module carried on a mower is used for carrying out real-time analysis on the shot images, and early warning is carried out when risks exist in the analysis result.

In this embodiment, the width of each path is determined according to the working radius of the lawn mower, and then dynamic path planning is performed according to the lawn range, so as to obtain the working path of the lawn mower, ensure that spraying is completed on all lawns, avoid repeated paths, reduce efficiency, avoid excessive spraying (uneven spraying), and improve the quality and efficiency of lawn care.

As will be readily appreciated, after generating the working path, the method further includes:

the mower is controlled to travel based on the working path, and performs mowing treatment or spraying liquid during the traveling.

In this embodiment, the lawn range is determined by a real-time carrier dynamic differential positioning method, and then dynamic path planning is performed according to the lawn range and the working radius of the mower, so as to obtain the working path of the mower, thereby improving the accuracy of the working path, and the mower can work according to the generated working path, thereby realizing intelligent lawn care, improving the efficiency of lawn care, and simultaneously freeing up manpower.

It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by functions and internal logic of the process, and should not limit the implementation process of the embodiments of the present invention in any way.

It should be understood that the above-described embodiments are merely exemplary of some, and not all, embodiments of the present application, and that the drawings illustrate preferred embodiments of the present application without limiting the scope of the claims appended hereto. This application is capable of embodiments in many different forms and the embodiments are provided so that this disclosure will be thorough and complete. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications can be made to the embodiments described in the foregoing detailed description, or equivalents can be substituted for some of the features described therein. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. The utility model provides a lawn mower, includes the lawn mower body and connects in the base of lawn mower body, its characterized in that, base fixedly connected with liquid holds the container, liquid holds the container and disposes at least one liquid sprinkler, liquid sprinkler's liquid outlet is connected with range unit and height adjusting part.

2. The mower of claim 1, wherein an auxiliary wheel is attached below said base.

3. A lawnmower as claimed in claim 2 wherein a satellite positioning signal receiving device is connected to said base or said fluid holding vessel.

4. A lawnmower as claimed in claim 3, wherein said base or said fluid container has connected thereto a path calculating means and a power driving means, said path calculating means being in communication with said driving means and said satellite positioning signal receiving device, respectively, said power driving means being disposed inside said auxiliary wheel, the stator of said power driving means being fixedly connected to the inner ring of the tyre of said auxiliary wheel, or said power driving means being disposed outside said auxiliary wheel, said power driving means being connected to said auxiliary wheel by a shaft.

5. A lawnmower as claimed in claim 4, wherein said base or said fluid containing vessel is connected to timed task means and self-actuating means.

6. The lawnmower of claim 5, wherein the timed task device comprises a task setting component for setting a basic task, a timing setting component for setting a trigger time of the basic task, and a task triggering component for starting the self-starting device and executing the basic task when a current time reaches the trigger time set in the timing setting component.

7. A lawnmower as claimed in any one of claims 1 to 6 wherein said distance measuring means is a laser distance measuring means or an ultrasonic distance measuring means.

8. A lawnmower as claimed in any one of claims 1 to 6, wherein a camera is provided on the mower base or the fluid holding container.

9. The mower according to any one of claims 1 to 6, wherein a liquid pouring port is reserved in said liquid container.

10. A lawnmower as claimed in claim 9, wherein a fluid level monitoring means is connected to said fluid container for monitoring the level of fluid in said fluid container.

11. The lawnmower of claim 10, further comprising an automatic fluid fill component in communication with the fluid level monitoring component for filling the fluid container with fluid when the fluid level monitoring component monitors that the fluid level is below a predetermined level.