2515 results about "Lawn" patented technology

The invention belongs to the technical field of intelligent equipment fault diagnosis, and particularly relates to a motor fault real-time diagnosis method and system based on LSTM and random forest. The method comprises the steps that a vibration signal, a current signal and a temperature signal of a motor are collected and preprocessed; performing feature engineering, extracting time domain, frequency domain, time-frequency domain and cross-modal correlation features, and determining an optimal static feature subset through a hybrid screening strategy; constructing a hybrid fault prediction model comprising a random forest model and an LSTM sequential network model; fusing prediction results of the two models by adopting a dynamic credibility weighted fusion mechanism; and performing real-time decision and hierarchical feedback control based on a fusion result. According to the method, advantages of multi-source information and the model are fused, the classification precision of the lag type is remarkably improved, real-time fault diagnosis and active protection are realized, the equipment maintenance cost is reduced, and the method is suitable for motor health management of intelligent agricultural equipment such as mowers.

The invention discloses a method for a mowing robot to move along a lawn boundary based on a local grid map, and relates to the field of mowing robot edge navigation movement, and the method comprises the steps: recognizing a target region and an obstacle region through a semantic segmentation algorithm, constructing a dynamically updated local grid map through the combination of improved inverse perspective transformation and depth point cloud information, and carrying out the navigation of the target region and the obstacle region; no physical boundary dependence is realized, the deployment cost is reduced, and the real-time processing efficiency of acquired images can be improved; according to the local grid map, the edge navigation deflection angle is calculated through lawn boundary feature extraction in combination with the position of the robot, precise navigation of the robot along the lawn boundary is achieved, rapid response of dynamic obstacles is supported, and the edge movement precision and operation efficiency of the mowing robot are remarkably improved. The problems that an existing mowing robot is low in edge movement precision and poor in operation efficiency due to the fact that an edge track cannot be decided in real time and calculation efficiency cannot be considered at the same time are solved.

A basement roof lawn vegetation construction method under complex working conditions comprises the steps of implementing complex basement roof modeling and implementing lawn vegetation above a basement roof. The complex basement top plate modeling method comprises the steps of a flat site large-area backfill construction method, a step-shaped basement top plate backfill construction method and a basement top plate large-gradient inclined plate earthwork backfill construction method. The step of implementing the lawn vegetation above the basement top plate comprises the steps of cross construction, backfilling and excavation, slope toe construction and solid soil area construction. According to the technology, the problem of construction of greening in a complex shape on the basement roof of a project is solved, particularly the problem that more slope roofs in a mountaintop shape or roofs in a stepped rice field shape exist is solved, the problem that backfill soil construction is difficult after the basement roof is complex in shape is solved, the stability of backfill soil after backfill soil is improved, and the construction period is shortened. And the concept of green building is practiced.

The invention belongs to the technical field of weeding equipment, and particularly relates to an intelligent mower and an intelligent control system.The intelligent mower comprises a chassis, an embedded controller, a cutterhead lifting assembly, a hard object detection assembly and an infrared obstacle avoidance assembly, and the embedded controller, the cutterhead lifting assembly, the hard object detection assembly and the infrared obstacle avoidance assembly are arranged on the chassis; a driving wheel and a steering wheel are arranged on the chassis, the cutter head lifting assembly comprises a blade, the blade can ascend and descend, the hard object detection assembly is arranged on the lower portion of the front end of the chassis, and the infrared obstacle avoidance assembly is arranged on the upper portion of the front end of the chassis. Hard objects on a path are detected through the hard object detection assembly, the blade is lifted through cooperation with the lifting assembly so that the blade can avoid the hard objects and cannot be clamped or damaged, obstacles on the path are detected through the infrared sensor, and obstacle avoidance of the whole machine is achieved through cooperation with the walking module and the steering module. The image processing module can identify an untrimmed area on the lawn, and the navigation positioning module is matched to realize no-dead-corner trimming of the lawn.

The invention provides an intelligent mower and a control method thereof, and belongs to the technical field of intelligent mowers. The intelligent mower comprises a machine body; and the first cutter head is provided with a cutting edge which is a metal piece. The first cutterhead is located at the first position or the second position. The first position is that at least part of the first cutterhead is located outside the orthographic projection of the machine body towards the ground. The second position is that the first cutter head is located in the orthographic projection of the machine body towards the ground, and the minimum horizontal distance from the outer side edge of the cutting edge to the outer side edge of the machine body is larger than or equal to 0 and smaller than or equal to 50 mm. Under the condition that the intelligent mower is in a mowing working state and grass is not clamped, the rotating speed of the first cutter head ranges from 1800 revolutions per minute to 3500 revolutions per minute. The detection device is used for detecting biological information, and the intelligent mower is used for executing safety protection actions according to the biological information. According to the intelligent mower, the low grass retaining rate can be guaranteed while the edges are cut, the working decibel of the intelligent mower is low, and the service life of the cutter head is long.

At present, a narrow channel formed in a lawn is usually bypassed, so that the narrow channel becomes a large cleaning leakage area in a cleaning task. The invention provides a mowing machine and a control method thereof, and relates to the technical field of cleaning equipment, when the mowing machine is located in a non-narrow channel, the mowing machine starts an active obstacle avoidance mode, and when the distance between the mowing machine and an obstacle meets the active obstacle avoidance distance, the mowing machine is controlled to steer or retreat; under the condition of entering the narrow channel, the mower starts the narrow channel obstacle avoidance mode, so that the mower can travel towards the obstacle in the narrow channel, the distance between the mower and the obstacle is smaller than the active obstacle avoidance distance, the trafficability of the mower to the narrow channel is improved, and the cleaning coverage rate of lawns is increased.

A lawn refuse bag insert includes a bag stand having a top stand end and a bottom stand end, the bag stand includes an end wall and a first side wall, the first side wall is hingedly coupled to the end wall, the first side wall defining a slot, the slot defining a retainer tab, a finger opening; a first rake detachably coupled to the bag stand; wherein the lawn refuse bag is configurable in a blank configuration and an erect configuration, and wherein each of the walls are disposed in a vertical orientation in the erected configuration.

At present, for a narrow channel formed in a lawn, mowing missing is more in the mowing process. The invention provides a control method of a mowing machine, the mowing machine comprises a machine body and a cutter head, the cutter head has a first state and a second state, and the overall width of the mowing machine when the cutter head is in the first state is larger than the overall width of the mowing machine when the cutter head is in the second state; the method further comprises the steps that the opening width of the narrow channel is obtained, when the opening width of the narrow channel is larger than or equal to a first boundary value and smaller than or equal to a second boundary value, the mower is controlled to enter the narrow channel, and the cutterhead is forbidden to be switched to the first state, and when the opening width of the narrow channel is larger than the second boundary value, the mower is controlled to enter the narrow channel, and the cutterhead is allowed to be switched to the first state. According to the mower, the cleaning coverage rate of a narrow channel is increased, and the mowing safety is guaranteed.

The utility model discloses a lawn loosening device for landscaping engineering, comprising a mobile box: a push handle is fixedly connected to the right side of the mobile box, a plurality of universal wheels are arranged on the lower side of the mobile box, a rectangular hole is opened on the lower side of the mobile box, a loosening unit is arranged on the inner side of the mobile box, and the loosening unit comprises a hydraulic rod, the hydraulic rod is fixedly connected to the upper inner wall of the mobile box, the lower end of the hydraulic rod is fixedly connected to a lifting plate, and the lower side of the lifting plate is fixedly connected to a fixed rod. By providing the mobile box, the hydraulic rod, the lifting plate, the fixed rod, the fixed plate, the rotating roller and the loosening rod, it is convenient to control the loosening rod to move up and down, and it is convenient to loosen the lawns of different depths with the loosening rod, and by using the hydraulic rod, the screw rod, the moving block, the slide plate, the motor two and the motor three, it is convenient to control the loosening rod on the rotating roller to move left and right, and it is convenient to reduce the resistance of the personnel pushing the mobile box during work, and the operation is simple.

A variable temperature lawn chair device is disclosed that has the ability to warm or cool its occupant. The variable temperature lawn chair device comprises a body component that comprises a seating area, a backrest, and a plurality of legs. The seating area and backrest comprise a plurality of pockets which house refrigerated or frozen gel packs. The gel packs help keep the user cool without making the chair device uncomfortable to sit on. Further, the device also comprises a battery-powered heating element to provide warmth to the user. Thus, during cold weather, the heating element can be activated to elevate the chair device's temperature and keep the user warm. Accordingly, the chair device's temperature can be regulated to maintain comfort when sitting outdoors.

The embodiment of the invention provides a hay mower control method, a hay mower, a computer program product and a storage medium, and the method comprises the steps that in the hay mowing process of the hay mower, idling detection is carried out on a hay mowing motor of the hay mower, the hay mowing motor is a motor used for controlling a hay mowing part of the hay mower to rotate, and the hay mowing part is used for controlling the hay mowing part of the hay mower to rotate; when it is detected that the mowing motor idles, a target position area corresponding to the idling time period is determined, the idling time period is the time period when the mowing motor idles, and the target position area comprises a position area where the mowing machine passes within the idling time period; and under the condition that the lawn area which is not cut exists in the target position area, the mower is controlled to perform supplementary cutting on the lawn area which is not cut in the target position area, so that the problem of poor accuracy of mowing missing detection of the mower in a mower control method in the related technology is solved, and the mowing missing detection accuracy of the mower is improved. The effect of improving the accuracy rate of mowing missing detection of the mowing machine is achieved.

Methods are provided for enhancing the health, growth and / or sturdiness of turf grasses by applying a combination of microbes and / or their growth by-products to the turf grass roots and / or to soil. Specifically, in one embodiment, the subject invention utilizes Trichoderma harzianum and a strain of Bacillus amyloliquefaciens. The methods can further be used to improve maintenance and upkeep of natural turf grass fields used in, for example, athletics and recreation, as well as to increase the functionality and safety of these natural turf grass fields.

The invention discloses a garbage inspection robot based on wheel type four feet, and belongs to the field of artificial intelligence, the garbage inspection robot comprises an inspection robot main body, the upper surface of the inspection robot main body is provided with a computer assembly, and the left end and the right end of the median line of the upper surface of the inspection robot main body are both provided with inertial measurement units. The inspection robot body can be moved according to four feet, operation in flat and structured road scenes can be completed, the inspection robot can also be suitable for garbage inspection and sweeping operation in steps, corridors, mountain roads and depression scenes, the garbage cleaning efficiency can be improved, and meanwhile the adaptive capacity of the inspection robot body in the complex environment is improved; through the arrangement of the driving rollers, the device can move in a wheel mode in a flat or semi-structured environment; on the ground surface such as a lawn and a slate road, four-foot moving movement is adopted, so that the friction loss generated during movement can be effectively reduced, and the cruising ability of the inspection robot main body is improved.

The utility model relates to the technical field of mowers, in particular to a lawn mower. The problem that in the prior art, it is difficult for a mowing machine to have the thick plant cutting capacity and the cutting capacity in a lawn with hard objects at the same time is solved, and the practicability of the equipment is improved. The cutting device structurally comprises a mounting base, a rotating base is rotationally connected to the mounting base, the cross section of the rotating base is of a circular structure, and a plurality of mounting structures used for mounting cutting ropes are evenly distributed on the rotating base in the circumferential direction of the center axis of the rotating base; a sliding structure used for enabling the cutting blades to be away from or close to the rotating base is arranged between the rotating base and the cutting blades, and a control structure used for controlling the cutting blades to be away from or close to the rotating base at the same time is further arranged on the rotating base. The lawn mower can be matched with more types of lawns to complete cutting operation, and the application range of the lawn mower is wider.

A grooming device for striping lawns includes a cover. A roller drum is rotatably connected to the cover. A frame is connected to the cover and extends away from the cover. At least one clamp is configured to adjustably secure the frame to a handle of a lawn mower. A connector for securing accessories includes an inner shell and an outer shell. A clamp insert is removably secured within an insert cavity defined between the inner shell and the outer shell.

Provided are an adjustment method for a combined lawn pattern, and a related apparatus. The method is applied to a terminal device (110) of a mowing system (100). The method comprises: acquiring a mowing pattern; acquiring a first spacing between any two adjacent sub-patterns in the mowing pattern and a mowing width of a mowing robot (120); determining a mowing mode; when the mowing mode is an external mode and the first spacing is less than the mowing width, outputting prompt information; acquiring a selection instruction, wherein the selection instruction is used for indicating a target adjustment mode for adjusting the first spacing between target sub-patterns; and adjusting the first spacing between the target sub-patterns on the basis of the target adjustment mode, so as to obtain a target mowing pattern. Therefore, the accuracy and reliability of lawn pattern generation can be improved.

The multifunctional lawn mower comprises an oil tank, a first needle bed and a second needle bed, tufting needles are detachably installed at the bottom of the first needle bed and the bottom of the second needle bed, the first needle bed and the second needle bed are arranged in parallel in a front-back spaced mode in the front-back direction of the lawn mower, and a first needle seat is detachably installed on the rear side of the first needle bed; the front side of the first needle bed is detachably provided with a first needle bed, the front side of the second needle bed is detachably provided with a second needle bed, each first needle bed and each second needle bed are provided with a vertically-arranged tufting needle, the tufting needles on the first needle beds and the tufting needles on the second needle beds are arranged in a staggered mode in the width direction, and the first needle bed is driven by a third driving mechanism to do reciprocating transverse movement in the width direction; the second needle bed is driven by a fourth driving mechanism to do reciprocating transverse movement in the radial direction, and the oil tank is driven by an oil tank transverse movement mechanism to do reciprocating transverse movement in the front-back direction. Products with rectangular long-strip-shaped and square blocky lawn patterns can be produced, products with rhombus-shaped, heart-shaped and more lawn patterns in different shapes can also be produced, and the multi-pattern fancy lawn requirements of users can be met.

At present, a narrow channel formed in a lawn is usually bypassed, so that the narrow channel becomes a large cleaning leakage area in a cleaning task. The invention provides a mower and a control method thereof, and relates to the technical field of cleaning equipment.Under the condition that the mower advances according to a planned mowing path and reaches an entrance of a narrow channel, a detection device is controlled to detect the opening width of the narrow channel and the position information of the narrow channel; wherein the planned mowing path at least comprises a first mowing path and a second mowing path; passing through the narrow channel under the condition that the opening width of the narrow channel is greater than the passing size of the mower; wherein the passing size comprises a first passing size corresponding to the first mowing path and a second passing size corresponding to the second mowing path, so that the passing ability of the mower to a narrow channel is improved, and the cleaning coverage rate of a lawn is improved.

The invention relates to a collision detection method and device for a walking motor of a mowing robot. The method comprises the steps of collecting a current value, a speed value and a slope inclination angle of the walking motor of the mowing robot; calculating a current change rate Ax and a speed change quantity Vx; judging whether collision occurs or not; and when the collision is judged to occur, executing a recovery process to restart mowing. The device comprises an acquisition module, a calculation module, a judgment module and an execution module. The invention further relates to electronic equipment and a storage medium. By utilizing the collision detection method and device for the walking motor of the mowing robot, the electronic equipment and the storage medium, the problem that the walking control of the traditional mowing robot usually depends on detecting the current change of the walking motor or a Hall sensor to judge whether slipping or collision occurs or not can be solved; in the prior art, the attitude of the mower or the actual collision force cannot be accurately obtained, frequent shutdown caused by collision is easily misjudged, the operation is interrupted, and the work is difficult to complete; and excessive impact forces damage the lawn or the machine itself.

The present invention discloses a robot mower and a control method therefor. The method comprises: controlling the robot mower to turn when detecting a boundary of a lawn or an obstacle; when controlling the robot mower to turn, obtaining a target position, the target position being determined according to an unmowed region having largest area; calculating a turning angle of the robot mower; and controlling the robot mower to turn according to the turning angle. With the goal of the unmowed region having largest area, the robot mower moves in a most unmowed possibility, so that a plurality of diverging unmowed regions quickly converge to a mowed state, and the speed of mowing the entire lawn is faster.

The utility model relates to an automatic hooking mechanism of a middle-mounted mower, the mower and a tractor, and the automatic hooking mechanism of the middle-mounted mower comprises a front hooking assembly, a middle-rear hooking assembly used for being fixedly connected to the tractor, and a hook used for being fixed at the rear end of a mower assembly, the front hooking assembly and the middle-rear hooking assembly are located at the front end and the rear end of the tractor respectively, the middle-rear hooking assembly and the hook are connected in a hooking mode, and the middle-rear hooking assembly is used for supporting a universal joint transmission shaft connected to the tractor. According to the utility model, the middle mowers and tractors of different models can be smoothly hooked and used.

The invention discloses a highly permeable lawn and a preparation method thereof, the highly permeable lawn comprises artificial grass yarns, gum and a base layer, the artificial grass yarns are woven on the base layer, the gum is arranged on the bottom surface of the base layer, the artificial grass yarns and the base layer are fixed, the gum comprises latex, a calcium carbonate filler, a foaming agent and a cross-linking agent, the glass transition temperature Tg of the latex is 10-40 DEG C, the foaming agent is a foaming agent, and the cross-linking agent is a cross-linking agent. The latex comprises carboxylic butadiene-styrene latex and ethylene-vinyl acetate copolymer latex; the latex comprises the following components in parts by mass: 60-90 parts of carboxylic butadiene-styrene latex and 10-40 parts of ethylene-vinyl acetate copolymer latex. The base layer in the artificial turf is improved, the porous breathable gum is prepared, it is ensured that the mechanical property of the artificial turf meets the requirement, and the high water permeability of the artificial turf is achieved under the condition that drainage holes are not punched.

The lawn soil loosening device for the landscaping engineering comprises an agricultural machine head and a soil loosening assembly, the agricultural machine head is composed of a frame, crawler wheels, a driving machine and a connecting frame, the connecting frame is fixed to the rear portion of the frame, the driving machine serves as the driving machine for driving the crawler wheels to move forwards, and a seat and a steering wheel are arranged on the frame. The soil loosening assembly is installed on the rear side of the connecting frame, a sliding groove is formed in the connecting frame, a plurality of guide rods are arranged in the sliding groove, hydraulic cylinders are symmetrically arranged on the sliding groove, the soil loosening assembly comprises a lifting plate and a transverse plate, the lifting plate is located in the sliding groove, connecting rods are arranged on the two sides of the transverse plate and fixed to the lower face of the lifting plate, and a plurality of rotating shafts are rotationally arranged on the transverse plate. The soil loosening device has the advantages that the soil loosening device is convenient to use and operate, the soil loosening effect is improved, and the soil loosening depth can be adjusted.

A lawn mower 10 of the present embodiment travels on a lawn and cuts grass. The lawn mower 10 includes a drive source 12 and a controller 21. The drive source 12 generates power for the lawn mower 10 to travel. The controller 21 receives height at each position of the lawn from a sensor that detects the height at each position of the lawn or from a memory (a storage of the controller 21, a laptop PC 40, or a server) that stores the height at each position of the lawn and controls the drive source 12 based on a height change in the lawn in front in a travel direction to change a travel speed.

The utility model discloses an irrigation nozzle for lawn greening, which comprises a main pipe, the main pipe is communicated with an output pipe, the output pipe is provided with a spraying head, the outer side of the spraying head is provided with a plurality of spraying holes, and a rotating mechanism is arranged in the spraying head. The high-pressure water enters the output pipe and then flows out of the spraying holes in the spraying head, and when the high-pressure water touches the rotating blades, the rotating blades and the spraying head are driven to rotate to a certain degree, so that the spraying head rotates during spraying, and spraying is more uniform.

A lawn refuse bag includes a lawn bag body defining a top end and an interior cavity, the top end defining a top lawn bag opening, the lawn refuse bag configured to receive lawn refuse in the interior cavity through the top lawn bag opening in an open orientation of the lawn refuse bag; a first lawn bag handle assembly coupled to the lawn bag body at the top end; and a second lawn bag handle assembly coupled to the lawn bag body at the top end; wherein the lawn bag body defines a height and a width, and wherein the lawn bag body defines a height-to-width ratio in the open orientation of about 1.6.

The invention discloses a walking type mower, relates to the field of mowers, and solves the problem that an existing walking type mower is difficult to weed deep gullies, the walking type mower comprises a protective shell and a holding rod mounted on the outer side of the protective shell, a mounting disc is mounted at the bottom of the protective shell, and a driving motor is mounted at the top of the mounting disc; a rope disc is arranged at the bottom of the mounting disc, and two grass trimming ropes are arranged on the outer side of the rope disc; the grass trimmer further comprises a rope pressing mechanism used for adjusting the length of the grass trimming rope, the rope pressing mechanism is installed on the outer side of the installation disc, the rope pressing mechanism comprises a pressing ring arranged on the outer side of the rope disc, and the pressing ring can press and contract the length of the grass trimming rope; by means of the rope pressing mechanism, an eccentric wheel can press a pressing ring downwards, the pressing ring abuts against the outer side of a grass trimming rope, the grass trimming rope swings downwards, the length of the grass trimming rope is adjusted, a rope disc can treat weeds in a gully through the grass trimming rope, and therefore the effect of gully weeding is achieved.

The utility model relates to a football field lawn root ventilation and negative pressure drainage system which comprises a ventilation drainage pipe network which comprises a pipe network main pipeline and a plurality of pipe network branch pipelines, and the two ends of the pipe network main pipeline are communicated with the pipe network branch pipelines and an air-water separation well respectively; the air supply and exhaust module comprises a ventilation air conditioning unit, a ventilation shutter, an air supply and exhaust main pipeline, a first bypass and a second bypass, the two ends of the air supply and exhaust main pipeline communicate with the air-water separation well and the ventilation shutter correspondingly, a first air valve and a second air valve are arranged on the air supply and exhaust main pipeline, and one end of the first bypass is connected between the first air valve and the ventilation air conditioning unit; a third air valve is arranged on the first bypass, one end of the second bypass is connected between the gas-water separation well and the first air valve, the other end of the second bypass is connected between the ventilation air conditioning unit and the second air valve, and a fourth air valve is arranged on the second bypass. The working condition requirements of air supply, air exhaust and negative pressure drainage can be met by controlling opening and closing of all the air valves.

The embodiment of the invention provides a mowing control method of a mowing machine, the mowing machine, a storage medium and electronic equipment, and the method comprises the steps: configuring a cutting device of the mowing machine to have at least two effective cutting heights before a boundary area is cut, or configuring the cutting device of the mowing machine to have at least two effective cutting heights when the boundary area is cut, the cutting height of a cutting device of the mower is adjusted to have at least two effective cutting heights, and the boundary area is a lawn area with the distance from the physical boundary within a specified distance range; and the cutting device is controlled to cut the boundary area so that the effective cutting height of the cutting device can be increased in the first direction, and the first direction is the direction perpendicular to the physical boundary and facing the physical boundary. Through the method, the problem that the mowing efficiency is low due to the fact that the area close to the physical boundary needs to be manually cleaned in the mowing control method of the mowing machine in the related technology is solved, and the effect of improving the mowing efficiency of the mowing machine is achieved.