18 results about "Soil processes" patented technology

The application belongs to the technical field of soil remediation equipment, and particularly relates to a soil remediation device for ecological environment treatment and a use method thereof, which comprises a mobile vehicle, a remediation agent box is fixedly connected to the upper surface of the mobile vehicle, and a liquid supply mechanism is connected to the bottom end inner wall of the remediation agent box. The soil remediation device effectively improves the distribution range and uniformity of chemical soil remediation agents by gas explosion, and does not need to arrange chemical soil remediation agents in dense boreholes. This can not only improve the convenience and efficiency of soil remediation, but also reduce the cost of soil remediation. Meanwhile, the process of soil remediation can improve the air permeability of soil and promote the root system development of surface plants, accelerate soil remediation by using surface plants, effectively improve the effect of soil remediation, and improve the success rate of ecological environment treatment. Meanwhile, the soil remediation device also has the function of soil stone block obstruction alarm, and improves the reliability of the soil remediation device.

The invention relates to the technical field of soil sampling, in particular to a sampling device for wetland ecological environment detection, which comprises a base, universal wheels are mounted at four corners of the lower part of the base, leveling assemblies are mounted at four corners of the base and are used for leveling the base, and support rods are symmetrically and fixedly connected to two sides of the upper end of the base. A mounting frame is fixedly connected between the upper ends of the two supporting rods, a sampling barrel capable of sampling soil is mounted on the mounting frame through a lifting mechanism in an up-down moving mode, and a plurality of sampling holes are evenly formed in the four corners of the lower end of the sampling barrel in the circumferential direction; through the cooperative design of the sampling hole and the plugging mechanism, the sampling hole can be controlled to be opened or closed as required in the process that the sampling barrel is downwards inserted into soil, so that mixing of soil at other depths is effectively avoided, and the accuracy of subsequent soil detection is effectively improved.

This invention relates to the technical field of land spatial planning, and more particularly to a geographic information collection device based on land spatial planning. The device includes a soil-breaking mechanism comprising a rotating component, which includes a moving frame, a first motor, a drive shaft, and a breaking blade. The first motor and drive shaft are both located at the bottom of the moving frame. The rotating component enables soil breaking and drilling; a stabilizing component improves stability during soil breaking; an auxiliary component changes the diameter of the soil breaking holes; a sampling component collects soil samples; a lifting component raises and lowers the container and the breaking blade; a discharge component removes the collected soil; a protective component prevents the container from collecting soil of mixed heights during drilling; and a digging component allows the container to collect soil at a height matching the container's height.

The application discloses a slope soil flow monitoring method combining geophysical exploration and soil moisture sensor network, and comprises the following steps: acquiring rainfall data, resistivity spatial dynamic distribution data, multi-depth and multi-slope position soil volume water content data and soil temperature data, and multi-depth runoff data of a target runoff plot; processing the resistivity data; establishing a quantitative relationship model between the resistivity and the soil water content; determining rainfall data and resistivity data for identifying the soil flow path and the dynamic change process; calculating the soil moisture spatial distribution dynamics of the monitoring range at different times; verifying the inversion result; and visually outputting based on the dynamic process. The application focuses on the multi-source data fusion and monitoring system structure innovation, breaks through the technical bottleneck of the dynamic path identification and quantitative analysis of the soil flow under the present ground conditions, and provides high-precision and non-intrusive method support for the slope rainfall runoff relationship analysis and in-situ monitoring of the mountain water and soil process.

The utility model belongs to the technical field of soil carbon and nitrogen emission detection, and relates to a simple manual installation device for a soil breathing ring. The device comprises a fixed seat and a manual hammer, the fixing seat comprises an embedded cylinder and a placing cylinder which are integrally formed from top to bottom and are coaxial, the outer diameter of the cylinder wall of the embedded cylinder is smaller than that of the cylinder wall of the placing cylinder, and the interior of the placing cylinder is used for placing a soil breathing ring; the manual hammer comprises a hammer cylinder and a handle arranged on the hammer cylinder; the hammer barrel of the manual hammer is movably sleeved outside the embedded barrel of the fixed seat; and the fixed seat and the manual hammer are both formed by processing solid iron plates. According to the device, in the process that the breathing ring is smashed into soil, the breathing ring can be effectively protected and prevented from being damaged, meanwhile, stress on the breathing ring is more uniform, inclination is avoided, the placing effect of the breathing ring is better, and then the accuracy of carbon and nitrogen emission monitoring is guaranteed.

This invention relates to the field of soil process simulation and environmental geochemical calculation technology, and discloses a coupled simulation method, system, electronic equipment, and storage medium for a saline-alkali land SPAC system based on the coupling of hydrothermal-salt transport and multi-ion geochemical reactions. The method includes: acquiring meteorological forcing data, boundary condition data, and soil and initial ion input data; establishing a vertical one-dimensional computational domain including the canopy and soil profile, and solving for heat transport, water transport, and solute transport; performing competitive multi-cation exchange calculations at each soil layer node, and performing multi-ion geochemical equilibrium and reaction calculations under node temperature and water potential constraints; updating vegetation processes; and performing coupled iteration and feedback updates based on the results of the aforementioned steps until convergence. This invention can achieve closed-loop coupling of water-thermal-salt-vegetation-geochemical processes, improving the reliability and interpretability of saline-alkali soil improvement assessment and saltwater irrigation risk judgment.

The utility model relates to the technical field of soil water potential measurement, and discloses a device for continuously and automatically measuring soil water potential on site, which comprises a water potential detection head, and a supporting seat is arranged on the outer side of the water potential detection head. According to the device for continuously and automatically measuring the soil water potential on site, the horizontal bubble disc and the supporting mechanism are arranged, so that when the device is used for automatically measuring the soil water potential, a worker can monitor the horizontal bubble disc, the placing levelness of the device and the universal foot margin, and the water potential of the soil can be continuously and automatically measured. The placing levelness of the device is properly adjusted, so that the perpendicularity of the water potential detection head in the process of probing into soil is guaranteed, a worker can analyze the water potential of soil at different depths, errors caused by the fact that the expected insertion depth is not consistent with the actual insertion depth due to inclination in the probing process of the water potential detection head are avoided, and the accuracy of the water potential detection head is improved. And the measurement precision of the device is improved.

The application discloses a soil thickness type prediction method based on feature ensemble learning and relates to the technical field of machine learning and digital soil mapping. The method comprises the following steps: S1, based on the measured thickness data of a target region, calibrating a parameterized geomorphology-soil process model, generating simulated thickness data, and fusing the simulated thickness data with the measured thickness data to generate a virtual-real fusion training set; and S2, extracting basic environmental variables of the target region and constructing proxy features of quantitative key soil-forming processes based on a pedogenesis function. The application performs constraint causal analysis for feature screening, embeds domain knowledge in the form of hard constraints into the causal discovery algorithm, eliminates false correlation features, and obtains an integrated feature set with clear causality and strong interpretability, thereby improving the physical reliability and extrapolation robustness of the model prediction results.

The utility model provides a chestnut garden soil improvement deep ploughing device. The chestnut garden soil improvement deep ploughing equipment comprises a supporting plate, a box body is fixedly mounted at the top of the supporting plate, and a balancing weight is arranged in the box body; the sliding rod is installed on the supporting plate in a sliding mode, and a fixing block is fixedly installed at the bottom end of the sliding rod; the sleeve shell is fixedly installed on the fixing block through a bolt, and a deep ploughing plough used for improving the soil of the Chinese chestnut garden is fixedly installed on the sleeve shell. The chestnut garden soil improvement deep ploughing device solves the technical problems that due to the fact that an existing deep ploughing device cannot conduct fertilization in the soil ploughing process, fertilization needs to be conducted additionally or manually if fertilization needs to be conducted after deep ploughing, and then the soil improvement efficiency is affected.

The utility model discloses a polluted soil screening device which solves the problems that in the soil screening process of an existing vibrating screen, working noise is large, and dust is raised. A shell of the device is internally provided with two independent cavities divided by a partition plate, through channels are arranged at the two ends of the two independent cavities, a spiral scraper is arranged in the cavities, one end of the spiral scraper is connected with a gear motor through a coupler, and the other end of the spiral scraper is connected with a steam pipe through a steam rotating connector; a screen for screening soil is arranged at the bottom of the shell, and a soil feeding port is formed in the top of the shell. According to the device, cracking and screening of polluted soil are achieved in a scraping mode, compared with traditional vibrating screen equipment, the device has the technical advantages of being mute and free of flying dust, the scraping process is carried out in a closed cavity, and relatively independent operation can be achieved.

The invention discloses a method for accelerating the reconstruction of mining industry solid waste into soil through photoelectric oxygen production, and belongs to the technical field of solid waste ecological utilization, and the method comprises the following steps: generating power through a solar power generation device in daytime, applying the generated electric energy to an electrolytic oxygen and hydrogen production device, and generating hydrogen and oxygen through the electrolytic oxygen and hydrogen production device; in the daytime, oxygen is input into the mining industry solid waste pile body through a pressurizing pipeline, and a local strong oxidation environment is formed through gas stirring and diffusion; at night, oxygen in the solid waste pile body is consumed completely, and a reducing environment is formed; the steps are circulated, and the treated solid waste heap is used as soil for ecological restoration. Solar energy is used for generating electricity, generating oxygen and producing hydrogen, and solid waste oxidation and environment stabilization are achieved at low cost; an oxidation-reduction alternate chemical weathering and biological weathering cycle is constructed at low cost by utilizing the difference of oxygen production between day and night, and the process of weathering and soil forming of the mining solid waste is accelerated; oxygen is injected into the mining solid waste pile body, so that proliferation and biological weathering of aerobic soil microorganisms are effectively promoted.

The invention discloses a soil thickness type prediction method based on feature ensemble learning, and relates to the technical field of crossing of machine learning and digital soil mapping. Comprising the steps of S1, calibrating a parameterized landform-soil process model based on actually measured thickness data of a target area, generating simulated thickness data, and performing data fusion on the simulated thickness data and the actually measured thickness data to generate a virtual-real fusion training set; s2, extracting a basic environment variable of the target area, and constructing an agent feature for quantifying the key soil formation process based on a soil occurrence function; according to the method, feature screening is carried out by executing constraint causal analysis, domain knowledge is embedded into a causal discovery algorithm in a hard constraint form, false correlation features are eliminated, an integrated feature set with definite causality and high interpretability is obtained, and the physical reliability and extrapolation robustness of a model prediction result are improved.

The utility model belongs to the technical field of turning over soil device, specifically is a depth adjustable's turning over soil device for vegetable planting, including mounting frame, through the setting of protection mechanism, can be when turning over soil shovel meets bigger stone, automatic from the mounting plate, avoid turning over soil shovel to keep on to stone and press, cause the deformation damage of turning over soil shovel, will tractor's traction hook insert traction ring and fixed, start electric telescopic link drive mounting plate to turning over soil shovel's height carries out the regulation, start tractor drive this device to carry out the wasteland turning over soil, the turning over soil shovel meets bigger stone in the turning over soil process, turning over soil shovel moves and is blocked and is pressed, turning over soil shovel is pressed to transmission frame through transmission block, until exceeds the set pressure threshold, limit block one end inserts fixed groove, the one end of insertion piece in the slot moves out, removes the limit to transmission block movement, turning over soil shovel and transmission block from the mounting plate and fall to the ground, avoid turning over soil shovel and find deformation because of excessive pressure.

The invention discloses a slope interflow monitoring method combining geophysical exploration and a soil moisture sensor network. The slope interflow monitoring method comprises the following steps: acquiring rainfall data, resistivity space dynamic distribution data, multi-depth and multi-slope soil volumetric water content data, soil temperature data and multi-depth runoff data of a target runoff plot; processing the resistivity data; establishing a quantitative relation model between the resistivity and the soil water content; determining rainfall data and resistivity data for identifying an interflow path and a dynamic change process; calculating to obtain soil moisture spatial distribution dynamic states of monitoring ranges at different moments; the inversion result is verified; and visualizing output based on the dynamic process. The method is focused on multi-source data fusion and monitoring system structure innovation, breaks through the technical bottleneck of interflow dynamic path identification and quantitative analysis under the in-situ condition, and provides high-precision and non-intrusive method support for slope rainfall runoff relation analysis and mountainous area water and soil process in-situ monitoring.

The invention belongs to the technical field of nitrification inhibitors, and particularly discloses a compound preparation for improving the stability of a nitrification inhibitor as well as a preparation method and application of the compound preparation. The preparation method comprises the following steps: adding vital gluten into water, then adding glutamine transaminase for enzymolysis, and then performing enzyme deactivation and sterilization treatment to obtain enzymatic hydrolysate; inoculating a microbial agent into the enzymatic hydrolysate for fermentation, and filtering and freeze-drying fermentation liquor to obtain pretreated vital wheat gluten; and adding the pretreated vital gluten into a solution of a nitrification inhibitor, then adding the ficus pumila fruit extract and the modified diatomite, uniformly dispersing, and spray-drying to obtain the product. The prepared compound preparation can obviously improve the stability of the nitrification inhibitor, reduce the loss of the nitrification inhibitor in the fertilizer production and addition process and the fertilizer application soil process, and expand the application range of the nitrification inhibitor in the fertilizer.

The application discloses a kind of multi-process coupling's soil multi-element biogeochemical cycle simulation method, comprising: S1, target area initialization and data input;S2, according to organic matter decomposition and mineralization, vegetation input and absorption, erosion and weathering input and dissolved leaching, simulate biogenic element cycle;S3, according to the input flux of metal, the flux of metal adsorption mediated by organic carbon, metal leaching migration, metal migration with soil erosion and metal vertical migration, simulate heavy metal element cycle;S4, according to the simulation process of S2 and S3 Dynamic update low-lying catchment and river network, recalculate water input flux;S5, according to the simulation process of S2-S4, dynamically output the reserve change of each element bank.The application does not depend on fixed area or resolution, but is driven by DEM, with good spatiotemporal scale adaptability, can be flexibly applied to soil process research under different landforms and climatic conditions.

The utility model relates to the field of environmental protection equipment, in particular to a soil remediation device for environmental protection. The soil remediation device for environmental protection comprises a support, an upper base is installed on one side of the upper end of the support, an air cylinder frame is installed on the upper base, an air cylinder is arranged on the air cylinder frame, a rotating shaft is arranged at the output end of the air cylinder, and a drill bit is arranged at the tail end, penetrating through the upper base, of the lower end of the rotating shaft; meanwhile, a servo motor is further installed on the other side of the upper end of the support, and the output end of the servo motor is connected with the position, making contact with the upper base, of the rotating shaft through a transmission assembly. The base is arranged at the bottom end of the support, the positioning plate is installed on one side of the support, and the rotating shaft is slidably installed in the positioning plate in a limited mode. An atomization assembly is connected to the positioning plate; according to the soil remediation device for environmental protection, automatic descending drilling of polluted land can be achieved, soil remediation liquid can be injected into drilled holes, the whole soil remediation process is automatic in the whole process, manual participation is not needed, and efficiency is high.

This utility model discloses a plant root growth-promoting bacteria injection device, relating to the field of plant root growth-promoting bacteria injection technology. The utility model includes a tube body, a soil-expanding component, and an air-jet anti-clogging component. The bottom of the tube body is connected to an injection head, and a piston is installed inside the tube body. The top of the piston is connected to a pressure tube, the top of which extends to the outside of the tube body. The soil-expanding component includes a control shell, the front of which is fixedly connected to the tube body. Through the soil-expanding component, during the insertion of the device into the soil, an adjusting mechanism controls the movement of the connecting plate, causing the soil-expanding shell to expand outwards, pushing aside the soil around the injection head to form a gap. This prevents soil particles from being squeezed back into the tube cavity and forming hard blockages, thereby reducing the risk of obstructed bacterial liquid discharge during injection. Frequent manual unblocking is unnecessary, improving work efficiency and reducing the possibility of root damage. When not in use, the soil-expanding shell remains closed to protect the injection head.