18 results about "Tree topping" patented technology

An illuminating display device, including: a rotator, a drive, a mounting component and a lighting component, the rotator and the drive are all mounted to the mounting component, the lighting component includes a decoration and a light source, the light source is set opposite to the decoration to brighten the decoration, the decoration is fixedly connected to the rotator, the rotator is rotatably connected to the mounting component, and the drive is connected to the rotator to drive the rotator to rotate so as to rotate the decoration.

The utility model relates to the technical field of optical measurement, and discloses a laser angle measuring tree height measuring instrument which comprises a scale base, a measuring mechanism is installed on the top of the scale base and used for detection and measurement, and a plurality of telescopic mechanisms are installed on the front side and the rear side of the bottom of the scale base at equal intervals. The telescopic mechanism is used for adjusting the height of the scale base; the measuring mechanism comprises a fixed short piece, the fixed short piece is installed on the top of the scale base, a supporting column is fixedly connected to the middle of the inner wall of the fixed short piece, and an arc-shaped support is fixedly connected to the top end of the supporting column. According to the utility model, the laser pen aims at the top of a tree, and the electronic protractor measures an angle alpha; the measuring mechanism is moved to the left inserting groove, the angle beta is measured after leveling, the distance L between two points of the scale of the base is read, the tree height is calculated through a formula, the instrument is made of a laser pen and an electronic protractor which are common objects, the cost is smaller than 100 yuan, operation is easy and convenient, and the instrument is worthy of popularization.

This invention provides a method, system, and storage medium for calculating the tree felling range of a high-voltage overhead transmission line's diversion line. This method can more accurately adapt to the spatial morphology of the diversion line, integrate a digital elevation model to achieve terrain-adaptive clearance calculation, and take into account both the natural growth height of trees and the safety verification of tree fall. It relates to the field of power transmission technology. The calculation method includes: obtaining relevant basic parameters of the current diversion line in the overhead transmission line for calculating the tree felling range; constructing a three-dimensional spatial model of the current diversion line and generating discrete point cloud data of the current diversion line; calculating the spatial coordinates of the treetop at each sampling point; generating square cells centered on each sampling point to be felled and with the sampling interval as the side length; merging adjacent or overlapping cells to form a continuous felling area surface to obtain the current tree felling range of the diversion line.

The invention belongs to the technical field of tree measurement, and particularly relates to a periscopic AI aiming tree height measuring device, which comprises a telescopic mechanism, a mounting frame mounted at the top of the telescopic mechanism, an image acquisition module, an image processing module and an image processing module, the image acquisition module comprises at least one camera fixed on one side of the mounting rack and a detector fixed at the bottom of the mounting rack, the attitude sensing module is used for monitoring spatial attitude data of the mounting rack in real time, and the attitude sensing module comprises a tilt angle sensor fixed on the mounting rack and a display module which is used for outputting a tree height measurement result. The display module comprises a touch displayer fixed to the outer side of the telescopic mechanism and a data processing module and is used for calculating the tree height through data of the detector, the telescopic mechanism comprises a shell, and a threaded rod is rotationally connected into the shell. The method can penetrate through canopies to obtain the tree tip data of the middle and lower layers, does not climb or damage the stand structure, and improves the tree height measurement precision and efficiency under complex forest conditions.

A universal treetop mount for fixedly coupling a treetop decorative light to the top end of the main body of a tree-shaped decoration includes a mount body whose bottom side has a connecting portion for coupling with the main body of the tree-shaped decoration, and whose top side forms an upper mount surface for coupling with the treetop decorative light. A hollow positioning tube extends upward from a central position on the upper mount surface and is peripherally provided with a position-limiting groove. Blocking units are provided around the position-limiting groove to retain an object received in the position-limiting groove. When the connecting portion, which includes a connecting tube and a clamping unit, is coupled with the main body of the tree-shaped decoration, the connecting tube is coupled with a connected portion at the top end of a main trunk, and the clamping unit is clamped to the connected portion.

The present application relates to the field of remote sensing information extraction, and discloses a tree top point multi-scale iterative extraction method, device, medium and equipment, the method comprising: using at least two windows of different scales to extract the local maximum of the gradient direction map or the canopy height model of the target forest respectively, and determining the repeated points as real tree top points and the remaining points as candidate points, then according to the geometric characteristics between the target forest canopies and combining the gradient direction map, digital terrain model and the like, iteratively screening the real tree top points from the candidate points until a preset iteration end condition is reached. The present application iteratively finds the remaining tree top points from the real tree top points according to the geometric characteristics between the canopies, and deletes the wrong tree top points, thereby effectively suppressing the over-segmentation and under-segmentation phenomenon, and significantly improving the single tree segmentation accuracy.

The present disclosure relates to a computer implemented method for forming a digital surface model of treetops. The method (100) comprises the steps of obtaining (110) at least two images from a flying platform; detecting (130) treetops in each image; determining (140) a treetop position for each matching treetop detected in plurality of said at least two images; and forming (150) the digital surface model based on said at least one determined treetop position.

The invention belongs to the technical field of forestry, and discloses an intelligent smoke and fire alarm device for forestry, which comprises a supporting base and a supporting column, the upper end of the supporting column is provided with a first camera, and the intelligent smoke and fire alarm device also comprises a shooting assembly which is arranged in the supporting base and the supporting column and is used for shooting a fire behavior from a high place; the balloon assembly is installed in the supporting base and the supporting column and used for carrying the shooting assembly to rise to a high position; through cooperation of structures such as the compression balloon and the pan-tilt camera, fire information can be conveniently shot from the air so as to quickly carry out corresponding processing, the compression balloon pulls the fixing rod to move upwards through the connecting rope, and meanwhile, the arc-shaped spring in the fixing rod pushes the fixing rod to be unfolded to form a cross shape, so that the fixing rod is more convenient to use. According to the method, the cloud platform camera at the bottom is kept stable until the cloud platform camera is located at the top of the tree by 10-15 m, specific shooting is conducted on the fire behavior, various fire behavior information is confirmed, then targeted processing is rapidly conducted, and losses are reduced.

The present application relates to a kind of single wood detection method, system and computer equipment, the method comprises: obtaining the point cloud data of target forest area, according to the point cloud data, constructs the digital surface model of target forest area;Based on the elevation information of the digital surface model, using the preset multi-order partial derivative calculation mode, the gradient feature information of target forest area is obtained;According to the gradient feature information, over-segmentation is carried out to crown patch, obtains several over-segmented crown patches;Based on the preset multi-feature similarity weight calculation method, the clustering analysis is carried out to the several over-segmented crown patches, the crown patch belonging to the same single wood is merged, and the single wood detection result is obtained.The method provided in the present application can accurately obtain the crown boundary and tree top point, and the over-segmented crown patches are merged according to the similarity weight value of multi-feature, effectively avoid segmentation error, and improve the single wood detection precision.

The utility model discloses a device for pruning camellia oleifera branches, and relates to the technical field of camellia oleifera fruit pruning equipment.The device for pruning camellia oleifera branches comprises a movable vehicle seat, a telescopic mechanism and a pruning mechanism, a plurality of idler wheels are installed on the movable vehicle seat, and a lifting platform is installed on the top of the movable vehicle seat; the upper end of the lifting platform is movably connected with a mounting arm; the telescopic mechanism comprises a movable table; the pruning mechanism comprises a mounting table, pruning blades driven by a driving motor are mounted at the bottom of the mounting table, top branches of camellia oleifera trees on the two sides can be pruned at the same time through the pruning blades at the tail ends of the two mounting arms on the movable vehicle seat, the camellia oleifera trees are continuously pruned in cooperation with the movable vehicle seat, and the pruning efficiency is improved. The pruning driving efficiency is improved, and the pruning height can be conveniently adjusted through the lifting hydraulic cylinder, so that the pruning effect of the camellia oleifera trees is accurate and uniform.

The utility model discloses a tree height measuring device which comprises a fixed table, a rotating table, a mounting box and a driving assembly, the bottom of the fixed table is rotatably connected with at least three sets of telescopic rods in the circumferential direction, drill rods are fixedly arranged at the bottoms of the telescopic rods, and the rotating table is rotatably arranged at the top of the fixed table along the axis of the fixed table. The rotating table and the fixed table are connected through a limiting assembly, a mounting plate is fixedly arranged at the top of the rotating table, a rotating shaft penetrates through the side wall of the mounting plate, one end of the mounting box rotationally sleeves the rotating shaft, an infrared distance meter is fixedly mounted at the other end of the mounting box, and infrared rays emitted by the infrared distance meter and the axis of the rotating shaft are coplanar. The driving assembly is arranged at the top of the rotating table and used for driving the mounting box to rotate. Through the arrangement, infrared rays emitted by the infrared detector can be conveniently adjusted to be in the same vertical plane with the tree top of the tree.

The utility model provides a waxberry ecological detection device, and belongs to the technical field of plant maintenance. The problem that the existing manual inspection is difficult to comprehensively and accurately monitor the waxberry forest is solved. The waxberry ecological detection device comprises a detection device, a reminding device and an energy supply device, the detection device, the reminding device and the energy supply device are electrically connected through wires, the energy supply device is used for supplying energy to the detection device and the reminding device, the detection device is used for being inserted into the ground for detection, and the reminding device is used for displaying detection data. A first fixing device used for being fixed to a trunk is arranged on one side of the reminding device, and the energy supply device is provided with a second fixing device used for being fixed to a treetop. The system has the advantages of being capable of monitoring the waxberry trees in real time and the like.

This utility model discloses a three-legged mobile sunshade for picking jasmine flowers, including a base component comprising a base frame with movable legs mounted on one side and at least two fixed legs mounted on the other end; and a support component including vertical struts mounted on the base frame, with horizontal struts at the top and tarpaulin struts at both ends. This three-legged mobile sunshade for picking jasmine flowers reduces the number of structural elements and uses lightweight materials to lower weight through the coordinated design of the three legs. The base frame is raised above the jasmine tree tops, allowing the sunshade to move across rows in the field, preventing the frame from rubbing against the branches. The two wheelless fixed legs extend outwards from the base frame, increasing the ground contact area and improving stability. The flat tarpaulin forms a trapezoidal covering structure with the horizontal struts and tarpaulin struts, effectively reducing lateral wind resistance compared to traditional pointed roof designs.

The invention discloses a forestry resource investigation and analysis method based on high-altitude data, and the method comprises the steps: determining a forestry resource investigation region, and collecting high-altitude point cloud data and high-altitude multispectral data of the forestry resource investigation region; constructing a canopy height model by using the high-altitude point cloud data, and obtaining all tree vertexes in the forestry resource investigation area by iteratively searching a local response maximum value under an optimal scale; dividing segmentation areas of the single tree crown, fusing the segmentation areas, and calculating the crown breadth area of the single tree crown; and calculating the average value of the crown breadth areas of the single crowns in the forestry resource investigation area, constructing a forest stand dynamic growth prediction model, and analyzing the richness of the forestry resources in the forestry resource investigation area based on the average value of the crown breadth areas and the reference value. By acquiring the high-altitude point cloud data and the high-altitude multispectral data, large-atmosphere forest community analysis can be carried out, and the method is also suitable for plant community analysis and evaluation of forestry resources of an urban small-range greenbelt system.

The application discloses an underwater Christmas tree top submersible pump production test riser system, which comprises an underwater Christmas tree device, a production and test riser and a submersible pump device; the underwater Christmas tree device is installed above an underwater wellhead device; the production and test riser comprises an outer drill rod, a water casing and an inner oil pipe; the lower end of the water casing is installed on the top of the underwater Christmas tree through a release device; the inner oil pipe is arranged inside the outer drill rod and the water casing; and the lower end of the inner oil pipe suspends the submersible pump device. The submersible pump is installed inside the water casing on the top of the underwater Christmas tree, and high-voltage power cables can be directly provided from an installation operation platform to the submersible pump, so that the submersible pump can be immediately started and oil well testing can be timely performed, valuable oil reservoir measured information can be obtained as early as possible, the risk caused by oil reservoir uncertainty can be reduced as much as possible, and the whole oilfield efficient development scheme can be further formulated or optimized according to the information, and the technical scheme uncertainty can be reduced.

The invention relates to a single tree detection method and system and computer equipment, and the method comprises the steps: obtaining point cloud data of a target forest region, and constructing a digital surface model of the target forest region according to the point cloud data; based on the elevation information of the digital surface model, adopting a preset multi-order partial derivative calculation mode to obtain gradient feature information of the target forest region; according to the gradient feature information, performing over-segmentation on the crown plaque to obtain a plurality of over-segmented crown plaques; and based on a preset multi-feature similarity weight calculation method, carrying out clustering analysis on the plurality of over-segmented crown patches, and combining the crown patches belonging to the same individual tree to obtain an individual tree detection result. According to the method provided by the invention, the tree crown boundary and the tree vertex can be accurately obtained, the over-segmented tree crown plaques are merged according to the similarity weight value of the multiple features, the segmentation error is effectively avoided, and the individual tree detection precision is improved.