65results about How to "Protected growth" patented technology

The invention discloses an unmanned aerial vehicle three-dimensional path planning method based on an improved dung beetle algorithm, and relates to the technical field of unmanned aerial vehicle path planning. According to the technical scheme, an unmanned aerial vehicle flight environment is modeled; establishing constraint conditions; establishing a target function; and performing unmanned aerial vehicle global path planning by adopting an improved dung beetle optimization algorithm. The method has the beneficial effects that initialization is carried out by utilizing a good point set strategy, so that the population diversity is improved; an improved sine algorithm is combined with a variation strategy of Levy flight and Brownian motion to be embedded into position updating of dung beetles, so that the search range is expanded, and the global optimization ability of the algorithm is improved; a simplex method and a self-adaptive reverse learning strategy are added for disturbance, and the algorithm is helped to jump out of a local optimal solution; the efficiency and accuracy of unmanned aerial vehicle path planning are remarkably improved, the robustness and adaptability of the algorithm are enhanced, the flight path of the unmanned aerial vehicle is optimized, and further development of the unmanned aerial vehicle technology is promoted.

The invention discloses an intelligent detection method for the quality of a connecting steel bar of an upper wing plate of a fabricated T-beam, a segmentation model adopted by the detection method adopts a VIM model as an image encoder, and the image processing efficiency is improved. And then a prompt encoder is utilized to generate a target token, a prompt token and a high-quality target token, so that the segmentation precision and details are remarkably improved, and the zero sample generalization ability of the SAM is kept. Besides, the segmentation model adopts a mask decoder formed by a plurality of CBAM attention mechanism layers, a plurality of KAN networks and convolution operation, so that the calculation complexity and the calculation amount are reduced, but the network can better capture key information in the image, and the efficiency and the accuracy of the network are improved. Besides, according to the detection method, a semantic segmentation algorithm is applied to intelligent quality detection of the fabricated T-beam upper wing plate connecting steel bar, the function of fine recognition of image information is achieved, steel bar quality recognition can be quantified, construction efficiency and quality are improved, and dependence of manual monitoring is reduced.

The invention relates to the technical field of equipment fault diagnosis, in particular to a fault self-diagnosis early warning method, equipment and system for an intelligent electric box, and the method comprises the steps: obtaining an infrared thermal imaging image in the intelligent electric box in real time; performing contour extraction on the infrared thermal imaging image at the current moment to obtain at least one contour area; screening an aging suspected area according to the temperature difference in each contour area; screening to obtain an aging region according to the heating expression of the suspected aging region in the historical time period; calculating the area and the position of the aging region according to the coordinate information corresponding to the aging region; and sending the temperature average value of the aging region at the current moment and the area and the position of the aging region to a preset terminal. According to the method, the contour region in the infrared thermal imaging image is obtained, and the suspected aging region is screened out; and then, verification is carried out according to the heating characteristics of the aging area to determine whether the aging area is the aging area, so that the identification of the abnormal temperature area in the intelligent electric box is realized.

The invention discloses an automatic humidifying device for forestry engineering seedling culture, and relates to the technical field of forestry engineering.The automatic humidifying device comprises a lifting table and a first water conveying pipe rotationally arranged on the lifting table, and further comprises a rotating mechanism arranged on the lifting table and used for driving the first water conveying pipe to rotate and comprehensively humidifying the periphery of seedlings; the filtering mechanism is arranged at the upper end of the first water conveying pipe and used for blocking weeds and suspended solids in water; the distance adjusting mechanism is arranged below the lifting platform and used for adjusting the distance between the atomizing and humidifying spray head and the seedlings; and the height adjusting mechanism is arranged on the distance adjusting mechanism and used for blocking the atomizing and humidifying spray head higher than the seedling part. According to the invention, a rotary humidification mode is realized, all-directional humidification can be carried out around the seedling, the problem of uneven water absorption of the seedling caused by traditional local humidification is solved, healthy growth of the seedling is promoted, and the problem of growth malformation of the seedling is reduced.

The present invention belongs to the technical field of soil improvement, and relates to a soil conditioner for desertified vegetation and a preparation method thereof. The raw materials of the soil conditioner include: straw charcoal, humic acid, polyacrylamide, bentonite and composite bacterial agent, wherein the composite bacterial agent is composed of bacillus and mycorrhizal fungi. The prepared soil conditioner can be used for desertified soil to improve the structure of desertified soil, and has the effects of water retention, fertilizer retention and air permeability. In addition, the raw materials of the present invention are easy to obtain, the preparation method is simple, and it is suitable for large-scale production and application.

The invention relates to the technical field of smart classroom attendance checking, in particular to a smart classroom attendance checking system, which comprises an application layer used for configuring Spring Boot framework parameters and starting an application service; the service layer is used for recording, counting, predicting and analyzing classroom attendance; the security layer is used for managing user information and configuring roles and resource access permissions for users; the data layer is used for realizing data interaction among the application layer, the service layer, the security layer, the data layer, the log layer, the front-end layer and the database based on a Mapper interface; the log layer is used for recording a pushing result of the attendance message and a system operation log; the front-end layer is used for constructing a user interface and responding to a request of a user; and the database is used for storing data information of the application layer, the service layer, the security layer, the data layer, the log layer and the front-end layer. Through a modern software architecture and an intelligent algorithm, the efficiency and level of the classroom attendance system are improved.

The invention discloses a high-temperature-resistant salt-tolerant microbial inoculant culture nutrient solution and a preparation method thereof. The high-temperature-resistant salt-tolerant microbial inoculant culture nutrient solution comprises the following components: 1.0% (w / v) cane sugar or 1.0% (w / v) glucose; 0.5% (w / v) potassium nitrate (KNO3); 0.3% (w / v) of monopotassium phosphate (KH2PO4); 2-3% (w / v) sodium chloride (NaCl); 0.05% (w / v) of nano silicate; 0.1% (w / v) of a seaweed extract; 0.001% (w / v) of carbon nanotubes; 0.002% (w / v) of amino acid chelated iron; 0.2% (w / v) of agarose or 0.2% (w / v) of xanthan gum; 0.01% (w / v) of a mixture of vitamin C and vitamin E; 0.0005% (w / v) of gibberellin and cytokinin; and 0.005% (w / v) HEPES buffer solution. By adding the nano silicate and the carbon nanotubes, the thermal stability is enhanced, microbial cells are protected to survive and breed in a high-temperature environment, the salinity adaptability is improved by the sodium chloride and the seaweed extract, the growth of microorganisms in a high-salt environment is enhanced, the microorganisms can be effectively protected to survive and breed in the high-temperature and high-salt environment, and the survival rate of the microorganisms in the high-temperature and high-salt environment is improved. Sufficient nutritional ingredients are provided to promote rapid growth of microorganisms, meanwhile, the pH value of the nutrient solution is kept stable, and smooth proceeding of the culture process is ensured.

The present invention relates to the field of Internet of Things technology, and in particular to a hyper-converged Internet of Things mid-stage system, including: a device management module, a gateway management module, a group management module, a certificate management module, an application management module, a user management module and a database; the device management module is used to manage the registration, update, deletion and query operations of Internet of Things devices; the gateway management module is used to manage the registration, update, deletion and query operations of gateways; the group management module is used to manage the creation, update, deletion and query operations of device groups; the certificate management module is used to manage the application, issuance, revocation and query operations of certificates; the application management module is used to manage the registration, update, deletion and query operations of applications; the user management module is used to manage the registration, authentication, update, deletion and query operations of users; the database is used to store the data of each module. The present invention can improve the efficiency and level of Internet of Things management, and provide support and guarantee for the healthy development of the Internet of Things.

The present invention is a method for detecting the welding quality of prefabricated bridges based on MIU-Transformer, comprising the following steps: obtaining a dataset of weld defect images of prefabricated bridges, annotating the images at the pixel level, and assigning corresponding semantic labels to each pixel; using the MIU-Transformer neural network for semantic segmentation defect measurement, the MIU-Transformer neural network includes a framework integrating mask image uniformity and unsupervised domain adaptation, a main network consisting of a Transformer encoder and a context-aware feature fusion decoder; using the trained MIU-Transformer neural network to obtain the semantically segmented image, and calculating the area of ​​the defect. The method can accurately and efficiently detect and quantify the weld defects of steel materials, providing an effective means for quality assurance and maintenance of prefabricated bridges.

The utility model relates to the technical field of fruit tree tools, in particular to an apple tree branch pulling and angle opening device which comprises a cylindrical block, a pull rod is installed at the top of the cylindrical block, a hook assembly is installed at the top of the pull rod, a groove is formed in the bottom of the cylindrical block, and a hanging frame is installed in the middle of the groove. The hook assembly comprises a fixed hook and a movable hook, an inserting groove is formed in the end of the fixed hook, the movable hook is movably connected with the inserting groove, a locking assembly is installed on the lower portion of the inner side of the fixed hook, and the hook assembly is hung on a branch and locked and fixed through the locking assembly. According to the branch pulling and angle opening device for the apple tree, the hook assembly is designed, so that the angle opening device can be easily hung on a branch and is fixed through the locking assembly, the operation process is simplified, and the working efficiency of branch pulling and angle opening is greatly improved. Due to the design of an arc-shaped pressing plate and a gasket in the locking assembly, compression and damage to branches can be reduced while the angle opening device is fixed, and normal growth of fruit trees is effectively protected.

The invention belongs to the technical field of highway maintenance operation warning, and relates to a highway maintenance operation safety warning robot cluster and a control method thereof. The safety warning robot cluster comprises a plurality of road maintenance operation safety warning robots; the road maintenance operation safety warning robot comprises a movable chassis and a warning device arranged on the movable chassis. A depth camera is arranged on the warning device; a GPS positioning unit, a control unit and a power supply are arranged on the movable chassis; the control motor, the GPS positioning unit and the depth camera are all connected with the control unit. The control method comprises a remote control mode and an autonomous control mode. According to the remote control mode, an external remote control unit transmits a control signal to the control unit, and the road maintenance operation safety warning robot cluster is controlled to move to a target position. In the autonomous control mode, the control unit calculates the target position and the target track of the navigation safety warning robot and controls the navigation safety warning robot and the following moving safety warning robot to move to the target position.

The invention relates to the technical field of barreled lubricating oil loading and unloading, in particular to a barreled lubricating oil loading tool which comprises an upper support, a lower support, a groove-shaped pulley block, a top plate and a baffle. The lower supports are perpendicular to the ground, the upper supports are obliquely fixed to the lower supports, the number of the upper supports is two, a plurality of detachable groove-shaped pulley blocks are vertically installed between the two lower supports, the top plate is fixed to the top ends of the two upper supports, the electric puller is fixed to the top plate, and the bottoms of the two lower supports are connected through the baffle. The self-locking moving wheels are installed at the bottoms of the two lower supports respectively, the folding fixed handle is installed on the two lower supports, and during loading, the tool is placed at the tail of a truck, the whole tool is stabilized through the fixed handle, barreled lubricating oil is placed at the position of the groove-shaped pulley block, and the barreled lubricating oil is lifted through the electric puller. And meanwhile, the pulley of the groove-shaped pulley block can effectively disperse the gravity and fix the position of the barreled lubricating oil, so that the safety of personnel in the operation process is improved.

The invention discloses an infrared digital holographic reconstructed image grayscale equalization image enhancement method, which relates to the technical field of image processing, and comprises the steps of collecting image information, analyzing the image information, segmenting and mapping the image, and displaying the image. Obtaining reverse statistical histogram distribution of the image information so as to obtain a first intermediate image; according to a maximum between-class variance method, determining an optimal threshold value for threshold segmentation of the first intermediate image, and according to the optimal threshold value, performing threshold segmentation on the first intermediate image to obtain a second intermediate image; performing multi-segment mapping on the second intermediate image, and enhancing the image of the infrared digital holographic reconstructed image so as to obtain an enhanced final image; the distribution effect of the image in different gray level layers is improved, and the contrast of multiple areas of the image is improved to different degrees.

The present invention is a 3D printing concrete wall quality monitoring method and system based on point cloud segmentation, and the monitoring method includes the following contents: obtaining point cloud data in the construction process of 3D printing concrete wall and normalizing the point cloud coordinates; constructing a neural network model PSC-Net to obtain the boundary point cloud of the printed concrete wall construction layer; performing layer height monitoring based on the boundary point cloud of the printed concrete wall construction layer, directly skipping the layer height calculation step, and performing layer height detection by detecting the number of deviation points, which greatly improves the detection efficiency. It can realize real-time monitoring and analysis of construction data, timely discover problems and take measures, optimize construction plans, and ensure construction safety and quality.

The utility model relates to the technical field of grapefruit planting, and discloses an adjustable grapefruit planting supporting device which comprises a supporting block, two sets of square pipes are arranged at the top end of the supporting block, connecting rods are arranged on one sides of the interiors of the two sets of square pipes, first racks are arranged on one sides of the two sets of connecting rods, a first mounting frame is arranged on one sides of the square pipes, and a worm is arranged at the top end of the first mounting frame. A rotating wheel is arranged at the top end of the worm, a rotating rod is rotationally arranged between the two sides of the inner wall of the first mounting frame, the two ends of the rotating rod are sleeved with two first gears, the middle end of the rotating rod is sleeved with a turbine, a second mounting frame is arranged at the top end of the connecting rod, and a sliding groove is formed in one side of the second mounting frame. By means of the device, drooping grapefruit branches can be supported and protected, growth of grapefruit trees is effectively protected, aging is slowed down, the yield and quality of grapefruits are improved, and damage of birds to the grapefruit trees can be prevented.

The utility model discloses a grain production seedling planting device which comprises a frame body, a through groove is formed in the left side of the frame body, a water pipe is arranged in the through groove, fixing plates are fixedly connected to the front end and the rear end of the frame body respectively, and first racks are fixedly connected to the opposite faces of the two fixing plates respectively. A screw rod drives a connecting frame to move, and in the moving process of the connecting frame, a first gear is driven to roll on the surfaces of a first rack and a second rack, so that a first sliding block is driven to move in a first sliding rail; in the moving process of a first sliding block, a second gear is driven to roll on the surfaces of a third rack and a fourth rack correspondingly, so that a second sliding block is driven to slide in a second sliding rail, three movable plates are driven to move through movement of a connecting frame, the first sliding block and the second sliding block, and therefore the distance between the three movable plates can be changed; and the device is convenient to adjust and use.

The utility model provides a rock slope ecological slope protection structure which comprises a slope body with a slope surface, a pedestrian ramp is arranged on the slope surface, a plurality of planting grooves are formed in the surface of the pedestrian ramp, base material mixture layers used for planting vegetation are filled in the planting grooves, a vegetation protection cover is arranged on the pedestrian ramp, and the vegetation protection cover is arranged on the slope surface. A mounting plate attached to the surface of the pedestrian ramp is arranged at the bottom of the side wall of the vegetation protection cover, a mounting hole is formed in the mounting plate, and a protection cover locking piece with the bottom embedded in the pedestrian ramp is arranged on the pedestrian ramp. The protective cover locking piece comprises a shell, a guide plate sliding hole, a lock cover sliding plate and a push-pull sliding plate assembly, wherein the shell is matched with the mounting hole in an inserted mode and internally provided with an inner cavity, the guide plate sliding hole is formed in the outer side wall of the shell and communicates with the inner cavity, the lock cover sliding plate is arranged in the guide plate sliding hole in a sliding mode, and the push-pull sliding plate assembly is arranged in the inner cavity. According to the ecological slope protection structure for the rock slope, the vegetation protection cover is arranged on the pedestrian ramp, so that vegetation is not prone to being trampled, and normal growth of the vegetation is protected.

The utility model provides an irrigation device for special tea tree germplasm tea seedling culture, which comprises a greenhouse body, the left side surface and the right side surface of the greenhouse body are respectively provided with a collecting pool, the front end and the rear end of the left side surface and the right side surface in each collecting pool are respectively provided with an erecting block, a filter plate is erected on the erecting blocks, and a rotary irrigation piece is arranged in the greenhouse body. A water suction pump is arranged in the collecting pool, the water suction pump is connected with a water inlet pipe, the water inlet pipe is fixed to the inner top face of the greenhouse body through a fixing block, and the water inlet pipe is connected with a water outlet piece used for being connected with the rotary irrigation piece; according to the utility model, rainwater can be collected and filtered, and tea seedlings can be irrigated.

The utility model belongs to the technical field of directional annular fertilization, and particularly relates to a directional annular fertilization device for tobacco seedlings, which comprises a handheld fertilization storage vertical pipe fitting used for walking and holding in a tobacco seedling planting field, the detachable directional annular fertilization assembly comprises a fertilization protection outer cylinder part connected to the bottom end of the handheld fertilization and storage vertical pipe fitting, a rotating shaft part rotationally mounted in an inner cavity of the handheld fertilization and storage vertical pipe fitting, and an annular fertilization conical cover fixedly mounted at the bottom end of the rotating shaft part and arranged in the center of an inner cavity of the fertilization protection outer cylinder part; the annular fertilization conical cover is arranged on tobacco seedlings in a covering mode, a fertilization discharging opening is formed in the inner bottom wall of the annular fertilization positioning tray, and a quantitative fertilization drawing baffle is inserted into the fertilization discharging opening in a drawing mode; the outer wall of the peripheral side of the annular fertilization positioning tray is in annular positioning sliding connection with the outer wall of the fertilization protection outer cylinder piece through a plurality of positioning rotating screw rods.

The utility model discloses a novel smokeproof fireproof regulating valve belongs to smokeproof fireproof regulating valve technical field, aims at the poor stability of pipeline and air pipe connection and the cumbersome problem of filter plate dismounting, including pipeline body, still include base, base is fixed in the inside side wall of pipeline body, and the side wall of base one side is rotatably connected with two valve stems that are symmetrically distributed, and the outer surface fastening sleeve of valve stem is connected with the valve blade, and the side wall fixedness of pipeline body has the actuator, and the actuator is coaxial with one valve stem Fixed, two hinged seats, two hinged seats are all fixed in the side wall of two valve blades one side, the utility model discloses through the setting of dismounting subassembly, can complete the dismounting and installation work of filter plate fast, and the filter plate is disassembled and cleaned conveniently for staff, and can cooperate the setting of filter plate, carry out filter processing to the flue gas in the pipeline body, and then place the harm that flue gas impurity in the pipeline body caused to the crowd that flees when fire, and the dismounting mode is simple and has high flexibility.

The utility model discloses a pear tree insect-proof net cover convenient to mount and dismount, which relates to the technical field of pear tree insect prevention and comprises a cover body, two zippers are arranged on the cover body, a chain ring is arranged below the cover body, a connecting pipe is arranged at the connecting end of the chain ring, two pressing blocks are movably sleeved with the connecting pipe, and a pear tree is completely covered by the cover body. A chain ring penetrates through a group of connecting holes formed in the lower end of the cover body and is tightened at the moment, so that the lower end of the cover body is tightly attached to the pear tree trunk, the chain ring is fixedly connected with the two clamping blocks, and the whole cover body is tightly attached to the trunk, so that pests can be prevented from entering from a gap between the cover body and the trunk; the pears are protected, damage of pests to the pears is reduced, growth and fruit quality of the pears are protected, the cover body can be better fixed to the pears through fixing, displacement and damage caused by wind blowing shaking or tree trunk friction are avoided, the service life of the cover body is prolonged, and continuous and stable protection is provided for the pears.

This utility model relates to the field of wind and sand control technology, and in particular to a wind and sand control and protective greening device. It includes a grass checkerboard assembly for initial wind and sand control, greening units installed adjacent to the grass checkerboard assembly, and an underground water supply assembly. Each greening unit includes a wind-guiding component installed on the ground to block wind and sand, and a planting mechanism for sand control. The planting mechanism contains vegetation for sand fixation. The wind-guiding component includes inclined stakes and straight stakes for ground fixing, herringbone stakes for load-bearing support, and wind-guiding plates for guiding the direction of wind and sand. This utility model can effectively prevent and control wind and sand while protecting the growth of vegetation used for wind and sand control, achieving a permanent windbreak and sand-fixing effect. Furthermore, some parts are removable and reusable, making it more practical.

This utility model discloses a tree support and reinforcement device, including a U-shaped plate and a fixing block installed on the top of the U-shaped plate. The rear end of the fixing block is rotatably connected to a rotating plate, and the lower front end of the fixing block is connected to a guide block. A threaded rod is threadedly connected inside the fixing block and is connected to the rotating plate. A trapezoidal block is rotatably connected to the front end of the threaded rod and is slidably connected to the guide block. A push wheel is connected to the front end of the trapezoidal block. Side plates are connected to the left and right sides of the top of the U-shaped plate. The threaded rod is adjusted by rotating the rotating plate. No complicated tools are required, and it can be operated by a single person. It allows the pulleys to conform to the contours of trees of different diameters, providing stable support without hard contact, avoiding damage to the bark and obstruction of nutrient transport, and protecting tree growth. It is suitable for scenarios such as new planting, tilt correction, wind resistance in typhoon areas, and support of aging branches. It not only prevents trees from falling or tilting but also does not restrict subsequent growth, greatly improving the ease of operation, the range of scenarios it can be adapted to, and its practical value.

The invention discloses application of oligomeric hyaluronic acid in improving cold resistance of crops, and belongs to the technical field of application of oligomeric hyaluronic acid. The application comprises the following steps: (1) diluting oligomeric hyaluronic acid to obtain an oligomeric hyaluronic acid diluent; and (2) spraying the oligomeric hyaluronic acid diluent to crops. According to the method, the oligomeric hyaluronic acid diluent is used for spraying the leaf surfaces of the crops before cooling, the cold resistance of the crops can be remarkably improved, the growth of the crops is protected, the yield of the crops is increased, and the method is convenient to operate, economical, efficient, low in application amount, low in cost and beneficial to reducing the economic cost.

The invention discloses a quality classification method and system for 3D printing concrete based on a balanced adversarial network, and the method comprises the steps: obtaining original images of 3D concrete filaments with different printing widths and different flowability, and guaranteeing the illumination consistency of a detection region containing the 3D printing concrete during collection; constructing a self-encoding image data set; marking the image labels according to width and mobility to obtain an image set with classification labels, and defining the image set as a label data set; an improved balanced adversarial network is constructed, the improved balanced adversarial network comprises an auto-encoder and an adversarial module, the adversarial module comprises a generator and a discriminator, a target number of enhanced images are generated by using the trained generator, and each piece of enhanced data is provided with a label; and combining the labeling data set and the enhanced data with the labels to form a classification data set, training a ResNet-18 network by using the classification data set, and further judging the type of the 3D concrete filament so as to obtain the quality classification of the 3D printing concrete.

The application discloses an adaptive farming, animal husbandry and fishery planting nitrogen cavity constant-temperature fresh-keeping protective film and a multi-working-condition using method, belongs to the technical field of new materials for facility agriculture, and is provided with three types of cavity structures, namely, a double-layer cavity, a three-layer substrate double-nitrogen interlayer and a single-layer single-cavity nitrogen interlayer, and the heat insulation and cooling effect can reach 30% or above, and the cavity in the low-temperature environment is free of icing and condensation; the film body is matched with three types of sealing edges, namely, buckles, zippers and hot melt glue, an internal partition strip separates independent small air chambers to realize selective nitrogen filling in different zones, two types of charge and discharge valves are matched, nitrogen making equipment and external nondestructive temperature control detectors are matched, and differentiated gas supply logic is provided according to the differences among planting, livestock and poultry, aquatic products and fresh-keeping of fresh food. The application solves the defects of traditional agricultural films, such as large temperature difference, high nitrogen consumption, complicated management and poor scene adaptability, by means of double-layer isolation of the cavity, independent nitrogen filling in different zones and a double-mode gas nozzle structure, and has good energy-saving and carbon-reducing benefits.

The present invention is a 3D printing bridge prefabricated box girder construction quality monitoring system based on deep learning, including: a data (image) collection and processing module, which collects and processes images of the printing area through an industrial camera; a data annotation and model training module, which is connected to the data (image) collection and processing module to construct a convergence model for target detection and measurement; an information calibration and storage module, which is connected to the data annotation and model training module, inputs the test set into the trained target detection algorithm, uses the calibration algorithm to correct the conversion ratio M in the conversion function module, updates the conversion function module with the calibrated conversion ratio M', and obtains the calibrated convergence model; a defect detection and analysis module; and an early warning and prompt processing module. Not only can it reduce labor costs, improve printing efficiency, and ensure the quality of printed products, but it can also make it possible to pursue 3D printing at a larger scale and architectural level.

The utility model discloses a fixing frame for garden plant landscaping. The problem that a fixing frame is heavy in head and easy to turn over is effectively solved. Comprising a base, an embedded part is arranged below the base, the embedded part is buried in soil, the base is detachably connected with the embedded part, a plurality of stand columns are arranged above the base, a clamping mechanism is arranged on the stand columns in a sliding mode, and the clamping mechanism clamps and positions garden plants; the clamping mechanism comprises a fixing plate, a U-shaped plate is arranged at the front end of the fixing plate in a telescopic mode, a lead screw is rotationally arranged at the front end of the U-shaped plate, a first clamping block and a second clamping block which synchronously and reversely move are arranged on the lead screw in a sliding mode, and the first clamping block and the second clamping block clamp and position garden plants; the device is simple and ingenious in structure and convenient to use, the embedded part is arranged in the soil, the stability of an upper assembly is improved, the device is prevented from turning over, and plant growth is protected.

The present invention is a method and system for quantifying micro cracks inside 3D printed concrete. The quantification method first uses a denoising network and an enhanced attention mechanism denoising network IADNet before performing relevant standard measurements on micro crack images. IADNet can be used to extract features of micro crack images from different fields of view, perceive noise from multiple levels, and perform denoising, which greatly improves image quality, enhances texture details, and is conducive to training segmentation networks. The use of IADNet in conjunction with a semantic segmentation algorithm has the function of finely identifying image information, can quantify micro crack identification, overcome the shortcomings of 3D printed concrete micro crack measurement and analysis, and improve construction efficiency and quality.

The utility model belongs to the field of landscape footpaths, and discloses a pedestrian landscape footpath structure which comprises a footpath body, a containing groove is formed in the top face of the footpath body, the top face of the footpath body is an inclined face, and a planting box is installed in the containing groove. The two separation blocks are symmetrically arranged relative to the containing groove, and the separation blocks are fixed to the top face of the footpath body; the water permeable layer is installed on the footpath body and located on the side, away from the containing groove, of the partition block, a water drainage hole is formed in the side wall of the containing groove, and the water drainage hole penetrates through the partition block and extends to the bottom edge of the water permeable layer; the transparent baffle is installed on the footpath body and located between the two separation blocks, and the top edge of the transparent baffle is flush with the top edges of the permeable layer and the separation blocks. The containing groove is formed in the center of the footpath body, the planting box and the transparent baffle are arranged, so that green plants can be planted in the footpath body, meanwhile, the green plants cannot be interfered when pedestrians tread on the transparent baffle, the fusion degree of the footpath and the environment is improved, and meanwhile growth of the green plants is protected.