40 results about "Earth materials" patented technology

The invention relates to a geotechnical engineering geological investigation system and an investigation method thereof, which are used for solving the problems of drilling redundancy, repeated model correction and long period caused by traditional uniform hole distribution. The system comprises a geophysical exploration module, a rock-soil body structure feature extraction module, a geological abnormal area identification module, a survey detection point dynamic optimization module, a drilling sampling analysis module and a geotechnical engineering stability evaluation module. Earth material exploration is carried out on representative points to obtain a comprehensive geophysical prospecting data set, inversion is carried out according to the comprehensive geophysical prospecting data set to obtain a three-dimensional rock-soil structure, an abnormal area is recognized, accordingly, the drilling layout is dynamically optimized, and stability evaluation is completed at a time after a small amount of directional drilling sampling is carried out. By adopting the system, a high-precision geologic model and a stable evaluation result can be obtained with fewer drilled holes in a preliminary exploration stage, the cost is remarkably reduced, and the period is shortened.

In a method for the mechanical compaction of clayey earth material by means of a vibration plate, in which the vibration plate is guided as an end effector on a triaxial positioning system over the earth material to be compacted and the compressive force applied to the earth material is increased by controlling the positioning system for displacement perpendicular to the plate plane of the vibration plate, the degree of compaction of the earth material during compaction is measured and the compressive force, the duration of the stay of the vibration plate at the same place, the frequency of the vibration movement and / or the amplitude of the vibration movement is controlled as a function of the measured degree of compaction.

The invention relates to the technical field of earthen archaeological site repair, and discloses an earthen archaeological site ramming modification material raw material ratio optimization method, which comprises: 1, selecting plain soil having the same or similar property with the earthen archaeological site rammed earth as a ramming main material; step 2, screening a pure soil modification material; 3, designing a three-element three-level test proportioning scheme for the three modified materials in the step 2; 4, determining the specification of the sample; 5, aiming at the determined sample specification, preparing a material test sample according to the proportioning scheme designed in the step 3; step 6, curing the prepared sample; step 7, performing indoor related tests on the cured sample; and step 8, analyzing test results in the step 7, and determining the optimal proportion of the earthen ruin ramming modification material. The invention provides a systematic and quantitative ramming reinforcement modified material proportion optimization method, so that material modification is more scientific, reasonable, economical and efficient, and it is also ensured that the modified rammed earth material is higher in strength and better in durability.

The utility model relates to a system for co-processing engineering residue soil and construction waste. Comprising a muck treatment part for treating muck into mud cakes, a construction waste treatment part for treating construction waste to obtain coarse aggregates and construction micro powder, and a curing treatment part for curing the mud cakes and the construction micro powder, the muck treatment part and the construction waste treatment part are both connected with the solidification treatment part. The engineering muck treatment system and the construction waste treatment system are combined, aggregates with different particle sizes in the two systems can be used for building materials while the aggregates with various particle sizes are generated, a curing agent is added into mud cakes and construction waste micro powder, the mixture is stirred to form a solidified soil material, and the solidified soil material can be applied to multiple scenes and can be applied to various fields. A complete solid waste resource treatment system is formed on the basis of the processes, and the blank that redundant resources of the two systems cannot be fully utilized is filled.

The invention discloses a garden water pool filling construction earth material rapid conveying device in the technical field of garden water pool filling. The garden water pool filling construction earth material rapid conveying device comprises a supporting box, a discharging box is fixedly connected to the upper end of the supporting box, a conveying belt is fixedly connected to the supporting box, and a supporting frame is fixedly connected to the end of the conveying belt; the lower surface of the discharging box is fixedly connected with a treatment box, and the lower surface of the treatment box is fixedly connected with a material guiding box. A grinding assembly is arranged in the treatment box, a driving assembly is arranged on the outer side of the treatment box, a feeding assembly is arranged above the treatment box, the driving assembly drives the grinding assembly to grind construction soil materials, and then the construction soil materials are fed to a conveying belt through the feeding assembly. Through cooperative use of the driving assembly, the grinding assembly and the feeding assembly, the working process is simplified, feeding, grinding and transportation of soil materials are integrated on one device, repeated operation between different devices by workers is not needed, the working process is simplified, and the working efficiency is improved.

The invention discloses a construction process of an airport runway anti-frost heaving composite structure cooperatively regulated and controlled by water, heat and steam, and relates to the technical field of airport runways in alpine regions. Comprising the following steps that S1, an original foundation silt layer is laid, specifically, a deep foundation pit is excavated at the site of a runway, then a foundation layer at the bottom of the foundation pit is laid, in the laying process, the filler humidity can be controlled in an airing and watering mode, and when the foundation layer at the bottom of the foundation pit is laid, a soil-rock mixture is laid on the lower layer firstly; the method comprises the following steps: S1, paving a water-proof geotextile with two pieces of cloth and one piece of film, then performing rough leveling by using a bulldozer or a land leveler, paving soil after rough leveling is completed, and performing grinding and fine leveling after the soil is paved, S2, paving the two pieces of cloth and one piece of film water-proof geotextile; through the efficient anti-seepage performance (the water seepage rate is lower than 0.01 cm / s) of the two-cloth and one-film waterproof geotextile and the arrangement of the heat preservation plate, water vapor and liquid water are effectively prevented from moving upwards, the freezing depth is reduced by 50% or above, and therefore frost heaving deformation in winter is remarkably reduced.

Methods of processing earth materials to make alkaline reactive materials for polysialate system formation are described herein. An earth material is selected to use for forming a polysialate system based on elemental composition of the earth material. The earth material is subjected to a chemomechanical process to form an alkaline reactive precursor having a target physical form and alkaline reactivity. Recycled cementitious materials can be used as ingredients for polysialate systems.

This invention discloses a method for preparing and applying a modified diatomaceous earth-supported organic photovoltaic photocatalyst for removing manganese, copper, cadmium, and lead. The preparation method includes the following steps: A) mixing diatomaceous earth with deionized water; B) adding epichlorohydrin (ECH) as a crosslinking agent to the mixture in step A; C) adding an amino-rich material to the mixture in step B in an ice bath environment and stirring for 1 hour; D) filtering, washing, and drying the solution after the reaction in step C to obtain the modified diatomaceous earth material; E) mixing the organic photovoltaic material with chloroform; F) uniformly coating the mixture in step E onto the modified diatomaceous earth material and drying to obtain the modified diatomaceous earth-supported organic photovoltaic photocatalyst for removing manganese, copper, cadmium, and lead. The photocatalyst obtained by this invention can achieve efficient and rapid removal of Mn(II), Cu(II), Cd(II), and Pb(II) simultaneously, and is reusable, solving the problems of photocatalyst loading process and recycling, and providing a truly green, environmentally friendly, and pollution-free treatment method for heavy metal removal.

The invention relates to a self-propelled tracked vehicle with a hydrostatic transmission provided with a system for removing earth material that can undesirably accumulate on the vehicle during the use thereof More precisely, the hydraulic circuit which actuates the vehicle is also connected to a hydraulic motor which actuates a compressor for the introduction of compressed air into a tank. The latter, by means of multiple conduits, is connected to a plurality of nozzles appropriately located on the track carriages and on the frame of the vehicle undercarriage, in order to eject therefrom earth material possibly accumulated thereon during its use. The vehicle according to the invention can also comprise a pair of trowels projecting from the turret of the vehicle on diametrically opposite sides with respect to the slewing bearing. Upon a rotation of the turret with respect to the undercarriage, the trowels tend to push away from the frame earth material possibly accumulated on the vehicle during a use thereof.

The invention provides a modified rammed earth material and a preparation method and application thereof, and relates to the technical field of building material preparation. The modified rammed earth material is prepared from a specific content of an admixture, yellow mud, sand, slaked lime, oyster shell ash, glutinous rice flour and brown sugar water, and the admixture is one of brick powder, volcanic ash and fly ash. In this way, the modified rammed earth material with improved mechanical properties (compressive strength and microstructure) and durability (water immersion resistance, salt corrosion resistance and water permeability) is provided.

The application discloses a kind of earth material stirring control method and system, it is related to production control field, comprising: collecting several kinds of materials, material time sequence, several kinds of materials to be put, current stirring parameter and current stirring image;The initial feeding time of each material and the material to be put is obtained based on multiple linear regression models prediction, and the initial feeding time of each material to be put is corrected to obtain the feeding time interval according to the initial feeding time of each material and the material time sequence;The feeding time interval of all materials to be put is sampled and combined, and multiple time sequences of materials to be put are obtained, and the curing strength of multiple time sequences of materials to be put predicted according to stacked bidirectional neural network is used to screen multiple time sequences of materials to be put to obtain the first feeding sequence;According to the first stirring feature identified by current stirring image segmentation, determine the preset stirring parameter, and correct the current stirring parameter to obtain the first stirring parameter, and control in combination with the first feeding sequence.

The utility model relates to the technical field of deslagging belt conveyors, in particular to an interval type shield tunnel deslagging belt conveyor which comprises a connection channel and a shield tunnel on one side, a first belt conveyor is arranged in the shield tunnel, and a second belt conveyor is arranged in the connection channel. The baffle plate is driven by the piston rod of the air cylinder to slide on the fixing frame, the baffle plate can slide to the bottom of the fixing frame to temporarily shield materials conveyed by the first belt conveyor, and soil materials on the second belt conveyor can be alternately input to a blank position on one side of the first belt conveyor to be conveyed. Soil materials in the connection channel are alternately conveyed to the first belt conveyor at intervals to be output, the phenomenon that muck on the first belt conveyor is accumulated and overflows is avoided, and then overload, jamming and even equipment damage of the muck discharging belt conveyor are avoided.

The invention provides a rammed earth landscape wall and a construction technology thereof, and relates to the technical field of building construction. The rammed earth landscape wall comprises an earth material and a curing agent, wherein the soil material adopts clay, silty clay or sandy silt, the content of organic matters is not greater than 5%, the particle size of the soil material is not greater than 50mm, and untreated polluted soil cannot be used as a raw material of the solidified soil; the curing agent adopts an ST soil curing agent, and after the curing agent is fully mixed with engineering soil, the physical and mechanical properties of the soil can be remarkably improved through physical and chemical reactions among the components and between the curing agent and the soil, and a cured body which meets the environmental standard and is kept stable for a long time is formed. Each construction step is described and guided in detail, the whole process of construction is covered from construction preparation to final maintenance, and the detailed process arrangement is beneficial for constructors to quickly master construction key points and reduce rework caused by misoperation, so that the overall construction efficiency is improved.

Described herein are methods of making polysialate systems using earth materials treated by plasma or microwave to make the earth materials alkali reactive. A treated earth material is obtained, for example by treating an earth material using plasma, microwaves, or both. A metal is removed from the treated earth material, for example by mixing with an organic solvent or aqueous solution having pH less than about 9. The remaining earth material is alkali reactive and can be formed into a polysialate system by exposure to a high pH aqueous solution.

The application discloses a kind of contour cloud-based earth-rock dam impervious soil evaluation method, to solve the problems of time-consuming and insufficient accuracy in determining useful soil distribution range and soil reserves in the prior art, comprising the following steps: obtaining the geometric characteristics and physical parameters of soil yard;Based on the geometric characteristics, a three-dimensional geological model of the soil yard is constructed;The soil property test sampling point coordinates and physical parameters are imported into the three-dimensional geological model to form a point set;Based on the point set attribute interpolation, the attribute values of all grid cells in the soil layer area are obtained;Based on the attribute values of the grid cells, an attribute contour cloud is generated;Filter the grid cells with attribute values meeting the engineering requirements and establish the corresponding area;Calculate the volume of the soil in the area with attribute values meeting the engineering requirements.The application visualizes the soil properties and distribution through three-dimensional software, facilitating statistical analysis of soil properties, and enables quick and accurate determination of the distribution range and reserves of useful soil in the soil yard.

The present invention relates to the use, for the preparation of a water-resistant building material, of a mold comprising mycelium formed by hyphae resulting from the growth of at least one fungus, said mold colonizing pores of a solid, pre-shaped inorganic matrix consisting of a set of mineral grains bound by clay ensuring the structural cohesion of said material, each of said pores being formed by the space between adjacent mineral grains of said set bound by clay and / or by the interstices between the clay particles, said matrix comprising a biopolymer as a growth substrate for said mold. (no figure)

The present invention provides a reusable geophysical multi-parameter measuring device and a method for using the same, which belongs to the field of geophysical parameter detection; it solves the problem that existing deep-earth material parameter monitoring devices cannot be reusable; it comprises a first non-magnetic shell, a first support and fixing system, a second non-magnetic shell, a second support and fixing system, and a third non-magnetic shell, which are coaxially arranged from top to bottom; a plurality of ground stress sensors are installed on the periphery of the first support and fixing system, and a plurality of seismic wave sensors are installed on the periphery of the second support and fixing system; one end of the support arm is connected to the contact arm, and the other end of the support arm is connected to the support control system, and the support control system can drive the support arm to expand and contract radially along the measuring device; the present invention is applied to deep-well geophysical multi-parameter measurement.

The utility model discloses a ball mill for producing a domestic ceramic pot, which comprises a ball mill assembly, a ball mill, a feeding mechanism and a discharging mechanism, wherein the ball mill assembly comprises a discharging box; the gravel screening assembly comprises a screening plate, a rotating rod, a connecting rod and a limiting frame; the screening plate is clamped to the center of the inner side of the discharging box, the rotating rods are fixed to the two ends of the screening plate, the connecting rod is fixed to one end of the rotating rod on one side, and the limiting frame is inserted into the clamping positions of the discharging box and the two ends of the screening plate. Through the arrangement of the gravel screening assembly, when ground soil materials are conveyed outwards, the soil materials pass through a screening plate, the soil materials are screened by the screening plate, large gravel blocks are left on the screening plate after screening, at the moment, a limiting frame is taken out, a connecting rod is rotated, the connecting rod drives the screening plate to rotate to a vertical state through a rotating rod, and then the soil materials are conveyed outwards. And the large broken stones on the screening plate fall outwards, screening of the ground soil materials is achieved, and collection of the large broken stones is achieved.

To provide a construction method for improving the ground of a ground, an open space, a park or the like in particular into the ground resistant to heavy rain, and a ground improvement structure formed by the ground improvement construction method.SOLUTION: A soil improvement structure 1 includes a plurality of columnar bodies 10 which are formed of a soil improvement material 11 charged into a plurality of vertical holes P reaching a sandy layer 20 excavated in soil G, respectively, have an aggregate structure having a lattice-shaped or net-shaped continuous void, and have water permeability, in which the columnar bodies 10 are obtained by solidifying the soil improvement material 11 containing one or more of crushed stone, Masago soil, and soil material, a solidifying material, an aggregating agent, and water. Particularly, the ground improvement structure 1 is preferably a structure further including a roadbed improvement material 30 laid on the ground G and the columnar body 10, and a soil improvement material 40 laid on the roadbed improvement material 30.SELECTED DRAWING: Figure 3

Describes an apparatus and method for drilling deep boreholes in earth materials with millimeter-wave radiation to access deep resources such as geothermal. The borehole depth and temperature at the bottom of the borehole can be monitored with a probe signal and / or radiation emission from the bottom of the borehole.

To provide a gabion that is easy to manufacture and is highly convenient for workers.SOLUTION: A gabion 1 is manufactured by packing a plurality of pieces of mixture 20 containing aggregate including one or more of crushed stone, sand, and earth material, a cement-based solidification material, a granulation agent, and water, and molded into block shape, into a rectangular parallelepiped of a basket-like structure 10 formed of a diamond-shaped wire mesh 11. It is desirable that dimensions of a height H, a width B, and a length L of the basket-like structure 10 be integral multiple of dimensions of a height H2, a width B2, and a length L2 of the mixture 20 molded into a block shape to be packed into the basket-like structure 10.SELECTED DRAWING: Figure 2

The present invention relates to a high-temperature self-lubricating high-entropy rare-earth boride ceramic material. The ceramic material is in a bulk form, and its friction coefficient at 800 - 1200 °C is 0.10 - 0.24. It has the following chemical composition: REB6, where RE is selected from at least five of the lanthanide rare-earth elements La, Nd, Sm, Eu, Gd, Dy, Ho, Yb, Sc, and Y. At the same time, the present invention also discloses a preparation method of the ceramic material. The present invention adopts the design concept of high-entropy materials and introduces rare-earth elements. The material composition and performance have a large adjustable space. The prepared bulk material has excellent high-temperature self-lubricating performance, which can promote the multi-functional integration development and diversified application of rare-earth materials, and promote the comprehensive utilization of rare-earth resources in China.

Disclosed is a method of operating a screening device configured to carry out a screening process, the method comprising: obtaining input data indicative of the earth material process, the input data representing at least one of a first type of information and a second type of information, the first type of information is indicative of operation of one or more of the set of devices) respectively arranged, relative the screening process, in one of an up-stream part and a down-stream part of the earth material process, the second type of information is indicative of earth material properties of the earth material respectively processed, relative the screening process, in one of an upstream part and a down-stream part of the earth material process; based on the input data, predicting one or more performance metrics of the screening process by performing one or more simulations using the DT.

The present invention relates to the use, for the preparation of a water-resistant construction material, of a mold comprising mycelium formed by the hyphae arising from the growth of at least one fungus, the mold colonizing pores of a solid, previously shaped inorganic matrix, the inorganic matrix consisting of an assembly of mineral grains bound by clay, the clay ensuring the structural cohesion of the material, wherein each of the pores is formed by the space between adjacent mineral grains of the assembly, bound by clay and / or by the interstice between the clay particles, and wherein the matrix comprises a biopolymer as a substrate for the growth of the mold.

The utility model discloses a soil filling loose laying thickness control device for a water conservancy project, which relates to the technical field of water conservancy project construction and comprises a supporting assembly, a leveling assembly, a height adjusting assembly and a measuring assembly, and the supporting assembly comprises a supporting base and a connector; the leveling assembly comprises a connecting sleeve, a leveling plate, a plurality of groups of leveling rods and a spirit bubble; the height adjusting assembly comprises a height adjusting rod, an adjusting piece and a limiting rod. The measuring assembly comprises a laser gradienter mounted on the adjusting part; the supporting base is arranged to provide a supporting foundation for the whole device, the levelness of the leveling plate is adjusted through the leveling rod and the spirit bubble, so that the leveling plate is parallel to the horizontal plane, the height adjusting rod is rotated to drive the adjusting piece and the laser gradienter to move upwards or downwards, and therefore the distance between rays emitted by the laser gradienter and the ground is adjusted; according to the soil material loose laying thickness requirement, the distance between the ray emitted by the laser gradienter and the ground is adjusted to be equal to the soil material loose laying thickness, and therefore the soil material loose laying thickness is controlled in the soil material loose laying construction process.

The application relates to an automatic construction equipment for an assembled slope supporting structure, which comprises a vehicle body, a telescopic arm, an arm frame walking supporting leg, a working small arm and a sliding rotary mechanism, a milling cutter head is arranged at the end of the working small arm away from the telescopic arm, a collecting mechanism is detachably arranged on the vehicle body, the collecting mechanism comprises a conveying assembly and a collecting box, the conveying assembly is used for conveying the falling earth materials into the collecting box, the collecting box is used for collecting the earth materials, the conveying assembly comprises a telescopic frame, a transition frame and a conveying belt, the telescopic frame is connected with the telescopic arm through a telescopic rod, the telescopic frame is telescopic along with the telescoping of the telescopic arm, one end of the telescopic frame is detachably connected with the transition frame, the end of the telescopic frame away from the transition frame is kept in abutment with the slope surface, the transition frame is butted with the collecting box through the conveying belt, the transition frame transitions the earth onto the conveying belt, and the conveying belt conveys the earth into the collecting box. The application can make the earth materials enter the collecting box through the conveying assembly and be automatically collected in time along with the operation of the milling cutter head.

The utility model relates to the technical field of highway engineering construction equipment, in particular to a highway reconstruction and expansion filling construction earth material rapid conveying device which comprises a table body, a conveying belt is wound on two conveying rollers, a rectangular plate is fixedly installed on the surface of one placement plate, and a driving motor is fixedly installed on the rectangular plate. A feeding bin communicated with the discharging cover is fixedly installed at the top end of the discharging cover, rotating rods are symmetrically, horizontally and rotationally installed in the feeding bin, the rotating rods are fixedly sleeved with smashing rollers, the two ends of each rotating rod penetrate out of the feeding bin, the rotating rods are fixedly sleeved with gears, and the two gears are connected in a meshed mode. One of the rotating rods and an output shaft of the driving motor are fixedly sleeved with chain wheels, and the two chain wheels are wound with a chain in an engaged mode. According to the soil crushing device, soil can be crushed before being conveyed, large-size caking is avoided, an extra electric driving device is not needed, and extra electric power cost cannot be generated.

The utility model discloses a high altitude region frozen soil road construction backfilling device belongs to road construction technical field, it includes bearing fork seat, the bearing fork seat below one side is installed with universal wheel, the bearing fork seat below other side is connected with support leg, the bearing fork seat upper side is connected with handle, the bearing fork seat is connected with stand. This high altitude region frozen soil road construction backfilling device, after through the drill bit with spiral auger and send the earth material to the material cylinder, or directly fill the earth material into the material cylinder, through starting drive motor rotation swingle, make gear rotation, and then utilize the meshing of gear and gear ring to make gear ring drive heat -conducting cylinder rotate in the material cylinder, and while electric heating tube can heat the inner wall of material cylinder, and then heat transfer gives heat -conducting cylinder to the earth material and heats, and the rotating heat -conducting cylinder then synchronously drive the stirring plate agitates the earth material, and then agitate loose earth material and make even heat, thereby improve the earth material backfilling effect.

Described herein are methods of recovering metal ions from thermally treated earth materials and / or making polymers from the thermally treated earth materials. A thermally treated earth material is obtained, for example by treating an earth material using plasma, microwaves, flash calcination, or any combination thereof. A metal is removed from the thermally treated earth material, for example by mixing with an organic solvent or aqueous solution having pH less than about 9. The remaining earth material is alkali reactive and can be formed into an aluminosilicate polymer by exposure to a high pH aqueous solution.