478 results about "Leaf fall" patented technology

The invention discloses a differential chlorophyll fluorescence inversion method, system and device and a storage medium, and is applied to the field of vegetation remote sensing and physiological ecological monitoring, and the method comprises the steps: obtaining vegetation state monitoring data of a target region; on the basis of vegetation state monitoring data, asynchronous leaf-changing type evergreen arbors and synchronous deciduous type arbors are identified; carrying out SIF simulation on the asynchronous leaf-changing type evergreen arbors and the synchronous deciduous type arbors by adopting corresponding models respectively; according to the phenological phase function and the stress response function, generating correction factors corresponding to the asynchronous leaf-changing evergreen arbors and the synchronous deciduous arbors; the obtained initial SIF value is optimized through a corresponding correction factor; fusing the optimized SIF values to generate an SIF time sequence product; according to the method, differential model configuration and physical mechanism driven online correction are coupled, so that the problems of model mismatching and physiological mechanism deficiency in heterogeneous vegetation SIF inversion are solved, and an SIF time sequence product which is high in precision and clear in physiological and ecological significance is generated.

The invention discloses a method for improving soil fertility of an orchard in a Yellow River old lane area. The orchard is covered with green grass; after the fruits are harvested and before leaves fall, a first fertilization ditch is dug at a crown water drip, and smashed straw, base fertilizer and surface soil are sequentially laid in the first fertilization ditch from bottom to top; meanwhile, digging 3-4 radial second fertilization ditches according to a water drip from a trunk to a crown, sequentially laying dry branches and fallen leaves, wheat straws and livestock and poultry manure in the second fertilization ditches from bottom to top, and putting earthworms into surface straws of the second fertilization ditches; a humic acid-containing water-soluble fertilizer is applied in a drip irrigation manner during topdressing. Therefore, through the synergistic effect of multiple technical measures such as orchard grass covering, organic fertilizer layer application, earthworm density increasing and bio-fertilizer application increasing, a benign soil ecological system is constructed, and therefore the problems that the content of organic matter in orchard soil in the Yellow River old road area is low, and the water and fertilizer retention capacity is weak are effectively solved, the soil fertility is remarkably improved, and the yield of the orchard is increased. And the fruit yield and quality are improved.

The cultivation method comprises the steps that the macadamia nut forest with the tree age larger than or equal to 5 years is selected, PVC permeable pipes with water seepage holes are laid at the bottoms of ditches, and the ditches are covered with gravel layers; ridging is conducted along the dead furrows, and a lower layer of fallen leaf crushed matter mixed decomposed farmyard manure, a middle layer of acid red soil and an upper layer of special konjak matrix containing functional microorganisms are constructed on ridge bodies in a layered mode; performing cold shock treatment on the seed taros, soaking the seed taros in chitosan-nano-selenium composite liquid, and coating the seed taros with nut oleoresin; the height of the sunshade net is dynamically regulated and controlled through an intelligent system to maintain the shading rate to be 60%-70%, and automatic drip irrigation is carried out based on a soil humidity sensor; harvesting and retaining rhizomes after konjak seedlings fall, removing konjak plants before nut fruit drop, and collecting dropped fruits by utilizing dead furrows. According to the method, the problems of water and light accurate regulation and control, root competition and harvesting conflicts are solved, waste recycling is achieved, the soft rot rate is decreased, the fruit drop loss rate is greatly decreased, and the comprehensive output value is remarkably increased.

The invention discloses landscape garden dry branch and fallen leaf treatment equipment, and relates to the technical field of landscape garden environment treatment.The landscape garden dry branch and fallen leaf treatment equipment comprises a grassland walking vehicle, the grassland walking vehicle is of a flat plate structure, and walking wheels are arranged at the bottom of the grassland walking vehicle and walk on the ground of a landscape garden; a dry branch and fallen leaf collecting box is fixedly installed at the top end of the grassland walking vehicle, and a pushing handle is arranged on the rear side of the dry branch and fallen leaf collecting box. The leaf shoveling plate is obliquely arranged below the grass inlet and is arranged at the foremost end of the grassland walking vehicle, so that when the grassland walking vehicle walks on the ground of a landscape garden, the leaf shoveling plate at the foremost end can be put down to carry out shoveling along the ground, and dry branches and fallen leaves on the ground are shoveled and collected; and the dry branches and fallen leaves are pulled through the rotating waste grass rake above, so that the dry branches and fallen leaves can better enter the grass inlet and are fed into the dry branch and fallen leaf collecting box through the feeding box in the grass inlet to be collected.

The application discloses a strain of Mei Ji Maydomyces for delaying early leaf fall of pears and application thereof, and belongs to the technical field of microorganisms. The strain has a preservation number of CGMCC NO.31969 and a preservation date of September 13, 2024. The Mei Ji Maydomyces provided by the application is separated from the surface of healthy pear fruits, is harmless to human bodies, is high in safety, has strong bacteriostatic activity, and can effectively inhibit the growth of early leaf fall pathogenic bacteria of pear, such as Guibao anthracnose, Alternaria alternata and Neofusicoccum parvum. The application makes up for the deficiency of existing plant growth regulators and widens the application range of plant senescence delaying agents.

The invention relates to the technical field of power equipment cooling, and discloses a reactive power compensation device evaporative cooling system which comprises an SVG compensation cabinet, one side of the SVG compensation cabinet is provided with a cooling liquid discharge pipe and a cooling liquid access pipe, and the cooling liquid discharge pipe and the cooling liquid access pipe are both connected to a heat exchange mechanism. An automatic replacement mechanism is arranged in the heat exchange mechanism, and the heat exchange mechanism is connected to the cooling mechanism; according to the invention, the heat exchange mechanism is connected with the micro-pore plate of the IGBT module for heat exchange, meanwhile, the cooling mechanism is matched for evaporative cooling of cooling water for heat exchange, and the automatic replacement mechanism can complete the replacement process of the filtering tank under the condition of continuous work without shutdown, so that stable operation of power equipment is guaranteed; meshes of the air inlet plate are cleaned through the fan cover anti-blocking mechanism, so that the meshes are prevented from being blocked; and in the cleaning process, the circulating cleaning mechanism is matched to automatically remove impurities such as fallen leaves in the cooling mechanism, and the labor cost of system management is reduced.

The embodiment of the invention relates to the field of artificial intelligence, and provides a method and a system for automatically collecting fallen leaves and sediments in a swimming pool based on visual identification. The method comprises the steps of obtaining a tree distribution condition around a target swimming pool; dividing the target swimming pool into a plurality of swimming pool grid areas according to the swimming pool structure; predicting a fallen leaf distribution condition in a future preset time period through a fallen leaf distribution prediction model of a space-time diagram neural network in combination with the current weather condition and the tree distribution condition; acquiring multi-modal environment data and people flow state data around the target swimming pool, and predicting a sediment distribution condition in a future preset time period through the sediment prediction hybrid model; according to the fallen leaf distribution condition and the sediment distribution condition, an initial collection task of the target robot is generated for the space structure of the target swimming pool; the initial collection task is dynamically adjusted according to the monitoring image data in the surrounding water area, so that floating objects and sediments temporarily appearing in the surrounding water area are removed, and the cleaning coverage rate and the cleaning efficiency of the swimming pool are improved.

The application discloses a kind of green environmental protection tents, belong to tent technical field.Mainly include: two groups of slide rails;At least three groups of framework, which is installed between two groups of slide rails;Tarpaulin, which is installed on the framework;Striking mechanism, which is installed inside the framework, and the striking mechanism includes: base, which is installed inside the framework;Rotary shaft, which is installed at both ends of the base;Rotary arm, which is installed at one end of the rotary;Striking head, which is installed at the end of the rotary arm.A kind of green environmental protection tent of the application can shake the inside surface of tarpaulin by setting the striking mechanism, so as to achieve the effect of falling leaves sliding on the outside of tarpaulin.

The utility model discloses a courtyard cleaning robot system, the courtyard cleaning robot system comprises a robot and a collecting system, the robot transports fallen leaves to the collecting system after cleaning a courtyard, the collecting system comprises a collecting barrel, a sealing device and an opening binding device, and the collecting barrel is used for placing a collecting bag. The sealing device is connected with the rear side of the collecting barrel in the first direction. The opening binding device comprises a clamping plate, a pressing rod and a driving piece, and the clamping plate is located on the side, in the second direction, of the opening sealing device and movably connected with the collecting barrel. The pressing rod is connected with the front side, in the first direction, of the collecting barrel. The driving piece is connected with the pressing rod or the collecting barrel and arranged to be capable of driving the pressing rod and driving the clamping plates to be switched between the gathering state and the separating state. And in the gathering state, the pressing rod and the clamping plate respectively extrude the collecting bag to the sealing device. And in the separation state, the pressing rod and the clamping plate are respectively far away from the sealing device.

The present invention discloses an automatic cleaning device for fallen leaves in a rainwater outlet and an early warning system, which belongs to the technical field of fallen leaf cleaning in rainwater outlets. The device comprises a cleaning part which is installed inside a gutter and can move back and forth, and side walls at both ends of the gutter are installed with baffles which are controlled to open and close by the cleaning part, and the baffles and the cleaning part perform an initial squeeze out of moisture in fallen leaves that fall into the gutter, and drainage pipes are installed at both ends of the gutter, and receiving frames are installed below both ends of the gutter, and an extrusion plate which moves synchronously with the baffles and is used for a secondary squeezing of moisture in fallen leaves is installed inside the receiving frame, and the inner end of the receiving frame is communicated with the drainage pipe through a filtering mechanism, and the lower side wall of the receiving frame is arranged to be openable and closable, and the lower side wall of the receiving frame is an inclined surface which is low inside and high outside, and is used for discharging the squeezed fallen leaves.

The utility model relates to the technical field of deadwood and fallen leaf sampling, and discloses a sampling device for collecting forest deadwood and fallen leaf samples, which comprises a collecting cylinder and a placing filter plate, a filter component is arranged on the collecting cylinder, and a covering mechanism is arranged on the filter component; the filtering assembly comprises a lifting assembly and a mounting assembly, the lifting assembly comprises a long groove, a gear is fixedly connected to the surface of a rotating shaft, fixing plates are rotatably connected to the top of the rotating shaft, hinge plates are hinged to the inner sides of the left and right fixing plates, and the tops of the hinge plates are hinged to the inner sides of the connecting seats. According to the sampling device for collecting the forest dry branch and fallen leaf samples, a connecting base is lifted in a long groove, meanwhile, under the cooperation of a spring, small particles or crushed leaves mixed in dry branches and fallen leaves placed on a filter plate can be screened, the dry branches and fallen leaves can be conveniently sampled in the later period, an insertion plate is inserted into an insertion groove, and the insertion plate is inserted into the insertion groove; the mounting base and the fixing ring are fixed through the bolt in a threaded mode, and the fixing ring can be fixedly arranged at the top of the collecting barrel.

Conventional saponius-type wind turbines are large because the generator is connected to the lower part of the turbine's rotating shaft; the goal is to make them more compact. Furthermore, it prevents rainwater, snow, or fallen leaves from accumulating in various parts of the wind turbine. A small, lightweight wind turbine and wind power generation device that can generate stable torque and electromotive force even when wind direction and speed change rapidly, and can utilize wind from all directions, including horizontal, vertical, and oblique directions, to generate rotational torque. [Solution] A vertical-axis wind turbine comprising a bucket having a roughly hemispherical paddle section at the top and a semi-cylindrical bucket section at the body, arranged horizontally offset along the plane of a cylinder cut in half vertically, such that wind flowing into the concave side of one bucket flows into the concave side of the other bucket, and a wind power generation device equipped with a generator inside the bucket.

This product is a gutter cover material that is installed to cover the opening of a rain gutter and prevent debris such as fallen leaves from entering the gutter. As shown in "Reference Figure 1 showing usage," the convex side with holes should be facing outwards, and the product should be rolled up and installed to cover the opening of the rain gutter to prevent debris such as fallen leaves from entering the gutter. As shown in "Reference Figure 2 showing usage," the concave side with holes should be facing outwards, and the product should be rolled up and installed to cover the opening of the rain gutter to prevent debris such as fallen leaves from entering the gutter.

This utility model discloses a windproof and rainproof device for public seats, including two uprights, both of which are fixed to the back panel of the public seat via metal connectors. A top plate is welded to the top of each upright, and the top plate has a rectangular groove. A rainproof panel is hinged to the top plate, covering the rectangular groove. A driving structure is provided between the bottom surface of the rainproof panel and the top plate. A mesh fabric is movable on the top plate, and when unfolded, it covers the rectangular groove. The front and rear ends of the mesh fabric have movable strips that can move on the top plate and fixed strips that are fixed to the top plate, respectively. A linkage structure is provided between the movable strips and the rainproof panel. This utility model's rainproof canopy can be selectively covered or uncovered according to actual needs, allowing it to be flipped up and retracted when sunlight is needed. When the rainproof canopy is retracted, the mesh fabric is automatically extended, reducing sunlight obstruction while intercepting fallen leaves, insects, bird droppings, and other debris, thus improving the comfort of using the public seat.

The invention provides a garden fallen leaf recovery device, and mainly relates to the technical field of garden cleaning. A garden fallen leaf recycling device comprises a box body, a lifting table is movably installed at the bottom of the box body, a cleaning roller is movably installed at the bottom of the lifting table, a telescopic pipe is connected between the lifting table and the box body, a crushing cavity is formed in the bottom in the box body, and a plurality of crushing cutter bars are rotatably installed in the crushing cavity; a circulating fan is arranged outside the crushing cavity in the box body, a gas guide pipe is connected to the outside of the circulating fan, and a guide pipe adjusting device is arranged at the bottom of the box body. The cleaning device has the beneficial effects that different cleaning modes can be set according to different road conditions, fallen leaves on various road conditions are fully and effectively cleaned, the fallen leaves on the wetland road surface with the highest cleaning difficulty are cleaned and recycled, possible damage to the road surface in the cleaning process can be reduced to the maximum extent, and the cleaning efficiency is improved. And the situation that soil and the like are sucked into equipment is reduced, and the service life of the machine is prolonged.

This invention relates to a spraying device for defoliants on edible sunflowers and its usage method. The device includes a drone body with a liquid tank in the center. An annular plate is vertically movable along the outer wall of the drone body, and a windbreak plate is slidably connected to the side wall of the annular plate. A first spray pipe is fixedly mounted at the center of the bottom of the drone body. Second spray pipes are rotatably connected to both ends of the first spray pipe, and the other end of each second spray pipe is rotatably connected to vertical plates on both sides of the bottom of the drone body. The rotation of the second spray pipes is synchronized with the raising and lowering of the windbreak plate. Atomizing nozzles are fixedly mounted at the bottom of both the first and second spray pipes. This invention forms a vertical air curtain through the windbreak plate, providing a stable falling environment for the droplets and effectively preventing drift. The inclined spraying of the atomizing nozzles on both sides makes the liquid distribution more uniform and widens the effective coverage area, ensuring that the entire row of crops receives sufficient liquid from the center to the edge, eliminating missed spraying along the row edges, and improving the spraying effect.

The invention provides an environmental sanitation cleaning device. The sweeping mechanism is arranged on the left side of the bottom of the walking bottom plate, a collecting mechanism is arranged on the surface of the walking bottom plate, the dust falling mechanism is arranged at the bottom of the walking bottom plate, a transverse moving mechanism is arranged at the top of the walking bottom plate, and a guardrail cleaning mechanism is arranged at the top of a transverse moving plate. According to the environmental sanitation cleaning device, after the device is moved to a working area, the sweeping mechanism and the collecting mechanism are close to the ground under the action of the sweeping mechanism, meanwhile, an external expansion sweeping brush and a parallel sweeping brush are trapezoidal, fallen leaves are continuously collected to prevent secondary road surface pollution, and the fallen leaves are close to the surface of the road surface; the blocking condition is prevented, the cleaning effect is enhanced, meanwhile, the working process is reduced, and one-time gathering and collecting are achieved.

The utility model discloses an energy-saving roof of a green building, which comprises a support frame, a first drainage channel and a second drainage channel, the roof main body is arranged at the upper end of the supporting frame, a plurality of first drainage grooves are formed in the upper end of the roof main body, and the first drainage channels are correspondingly arranged at the lower ends of the first drainage grooves; the drainage guide column is arranged at the lower end of the supporting frame, a first guide hole is formed in the upper end of the drainage guide column, a first drainage hole is formed in one end of the first drainage channel, the first guide hole is matched with the first drainage hole, and a filtering mechanism is arranged at the lower end of the drainage guide column. According to the energy-saving roof of the green building, rainwater can be guided into the first drainage channel through the first drainage groove in rainy days, is collected through the first drainage channel and flows into the drainage guide column, impurities such as fallen leaves can be filtered out through the first filter plate and the first filter screen, and it is guaranteed that drainage is not prone to blockage.

This invention relates to an intelligent drainage device and method for preventing clogging in sewers and reusing rainwater, belonging to the technical field of drainage devices. The device addresses the problems of easy clogging in traditional drainage systems, waste of rainwater resources, and inconvenience in cleaning fallen leaves from flower beds, providing a solution. The technical solution encompasses a sewer system pre-buried underground, a drainage pipe connected to the sewer, a collection box, and a ground-level flower bed. The drainage pipe contains a filtration mechanism and a drive assembly, achieving dynamic filtration of rainwater through the reciprocating movement of a filter disc, effectively preventing clogging. The collection box collects and stores the filtered rainwater for use in flower bed spraying, achieving rainwater reuse. A cleaning mechanism is installed within the flower bed to automatically clean fallen leaves using the collected rainwater. Through a multi-stage filtration system, an intelligent leaf cleaning mechanism, and a rainwater reuse design, the device improves drainage efficiency, saves valuable water resources, and reduces maintenance costs, making it suitable for urban roads, parks, and other locations.

The present invention belongs to the field of forestry maintenance technology, specifically a forestry maintenance dead branches and leaves collection method and equipment thereof, including the following steps: S1: When the staff pushes the fixed frame and the first handle, the first connecting tube and the second connecting tube are used to move the device forward as a whole. In the process of moving forward, the carbon spring steel wire is used to squeeze the branches into the cavity formed by the carbon spring steel wire distributed at equal angles, thereby completing the collection of the branches; S2: After the branches are collected, the first motor drives the rotating shaft and the push plate to rotate, so that some branches can be sent into the interior of the second connecting tube through the push plate, and as the push plate rotates, the branches at the end of the push plate are squeezed and broken. The collection device can not only automatically collect branches, but also squeeze and automatically discharge the collected branches, and can also stably support and conveniently drop the crushed branches later.

The utility model discloses a landscape garden dry branch and fallen leaf processing device, which relates to the technical field of landscape gardens, and comprises a shell, a cutting part, a plurality of branch and fallen leaves which are used for storing dry branches and fallen leaves which are cut off preliminarily, a feeding hole used for feeding materials into the shell, a baffle used for limiting the feeding length and a plurality of branch and fallen leaves which are arranged between the feeding hole and the baffle, the cutter is located in the cutting-off interval, can slide in the length or width direction of the cutting-off interval and comprises a rotating plate capable of pressing the dry branches and fallen leaves to rotate around the side edge of the feeding port and a cutter matched with the side edge of the feeding port to cut the dry branches and fallen leaves, and a telescopic rod is fixed to the outer side wall of the shell. The limiting structure is arranged to be matched with the cutting assembly, so that the feeding length of the dry branches and fallen leaves is controlled, through combination of pushing of the rotating plate and matched cutting of the cutter, the dry branches different in thickness and high in toughness can be stably cut off, the cutting efficiency is improved, and the clamping stagnation problem caused by direct cutting difficulty of the cutter is avoided.

1. Name of the designed product: leaf blower. 2. Use of the designed product: for processing fallen leaves, dust, garbage, etc. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: design 3 perspective view. 5. Design 3 is designated as the basic design.

1. Name of the designed product: hair dryer. 2. Use of the designed product: for blowing, for example, for blowing dryness of the surface of an object, for blowing dust, fallen leaves or accumulated snow. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances needing to be explained: the various views of design 2 variation state 1 show that the air duct of the hair dryer is pivoted upward at a first angle relative to the handle, the various views of design 2 variation state 2 show that the air duct of the hair dryer is pivoted upward at a second angle larger than the first angle relative to the handle, and the various views of design 2 variation state 3 show that the handle of the hair dryer is pivoted downward relative to the handpiece.

1. The name of the design product: lithium battery blower (002). 2. The use of the design product: for the treatment of fallen leaves, dust, garbage, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the technical field of blowers, in particular to a sundries blower for cleaning fallen leaves on lawns, which comprises an air cavity plate body, an air inlet, an air outlet and an air outlet. An air supply adjusting mechanism is arranged at the position of the air outlet; the air supply adjusting mechanism comprises a vertical plate fixedly installed in the air outlet, and a horizontal plate movably installed on the vertical plate. The two horizontal plates are each provided with a fixing plate, the two fixing plates are movably connected through a connecting plate, the fixing plate located on the top is provided with an arc-shaped groove, and the arc-shaped groove is connected with the bending plate through an adjusting bolt. The lawn blower solves the problems that a lawn blower is complex in structure, loud in noise and small in wind power, and meanwhile a rigid roller does not protect a lawn and cannot adjust the air supply angle when rolling.

The Invention is a steerable, mobile wheeled cart made to hold, support and protect a standard 40.6 cmW×30.5 cmD×89 cmH paper yard waste bag or similar while allowing leaves and debris vacuumed and discharged from a portable leaf blower / vacuum, while in vacuum mode, to pass through a hose and then deposit directly inside of the standard 40.6 cmW×30.5 cmD×89 cmH paper yard waste bag.

The invention relates to a composition comprising sulfur and a 2n d active ingredient (ai), wherein the 2nd ai is a herbicide selected from a classical herbicide, a fatty acid, an oil or a terpenic compound, in a ratio 5000:1 – 1:2000 (w / w; sulfur: 2nd ai). The invention further relates to a method for controlling weed growth, comprising providing sulfur and said 2nd active ingredient (ai). The invention further relates to a method for accelerating the desiccation, death, and / or defoliation of leaf. The invention further relates to a method for controlling, preventing and / or eliminating the presence of a sucker or runner. The invention further provides a use of sulfur for enhancing the activity of a 2nd ai against a weed.