66 results about "Mining industry" patented technology

The invention relates to the technical field of mining industry, and discloses an intelligent prediction method for gold ore beneficiation process parameters based on cloud and edge fusion, which realizes space-time correlation modeling of beneficiation process parameters and accurately depicts dynamic interaction influence among equipment. The cloud edge collaborative architecture considers global optimization and real-time response requirements, and the prediction stability under complex working conditions is effectively improved. The introduction of physical constraints enhances the applicability of the model in an actual production environment, a bidirectional feedback mechanism ensures the adaptive ability of the system in a dynamic change environment, and through the joint reasoning of a knowledge graph and a neural network, the consistency of a prediction result and a process principle is enhanced, and the risk of misjudgment under an abnormal working condition is reduced; the man-machine cooperation mechanism significantly improves the labeling efficiency of high-value samples, shortens the model iteration period, and ensures the continuous optimization capability of the prediction system in the actual production environment.

The invention discloses a mining industry multi-system joint alarm method, which comprises the following steps of: receiving alarm information from a plurality of alarm systems, performing protocol conversion according to a communication protocol format of the alarm information, and verifying in a unified standardized data format; based on a preset rule base, distributing a basic priority score for the alarm information verified to be valid; generating a comprehensive priority value of each alarm through weighted calculation in combination with the area weight and the time weight of the alarm, and forming a global priority queue; and according to the global priority queue, an alarm signal instruction is generated according to a priority sequence, and a multi-mode output device is driven to output an alarm signal. According to the invention, multi-system independent alarm is changed into multi-system intelligent joint alarm, and an automatic alarm center capable of getting through a data barrier, carrying out intelligent analysis and decision making and realizing ordered output is constructed, so that the efficiency and reliability of mining safety monitoring and emergency response are integrally improved.

A novel process for desulfurizing spodumene smelting slag using EDTA is presented. This process uses the final solid waste obtained from the water leaching lithium extraction process after sulfuric acid roasting of spodumene as raw material. A prepared EDTA solution is added to the smelting slag containing approximately 10% calcium sulfate, allowing the raw material to fully react with the EDTA solution, thus achieving desulfurization of the smelting slag. Finally, the filtrate is subjected to rotary evaporation precipitation, and the EDTA solution is recovered and recycled. This process has high resource utilization, not only achieving 99.9% desulfurization of the smelting slag in a short time but also enabling the recycling of the EDTA solution. The desulfurization method provided by this process is highly efficient, simple, and transforms waste into valuable resources, increasing economic benefits. Furthermore, it effectively addresses the environmental compatibility issues of solid waste in the existing lithium mining industry, which is of great significance for the sustainable and high-quality development of the lithium battery industry.

The utility model discloses a vertical mill with a dust removal function, relates to the technical field of mining industry production, in particular to a waste treatment device convenient to clean, which comprises a vertical mill body, a first dust removal mechanism is fixedly arranged on one side of the vertical mill body, and a second dust removal mechanism is fixedly connected to one side of the first dust removal mechanism. The first dust removal mechanism comprises a connecting pipe, two plug pins are fixedly arranged on one side of the connecting pipe, a connecting plate is slidably connected to one side of the connecting pipe, the second dust removal mechanism comprises a dust removal shell, a motor is fixedly arranged at the top end of the dust removal shell, and a connecting shaft is fixedly arranged at the output end of the motor; and a connecting frame is fixedly arranged above the surface of the dust removal shell, and a device base is fixedly arranged at the bottom end of the vertical mill body. By arranging the first dust removal mechanism and the second dust removal mechanism, the dust removal effect of the vertical mill is effectively improved, the production cost is reduced, and the waste of resources is reduced.

The utility model provides a screening chute, which belongs to the technical field of mining industry conveying equipment and comprises a chute body, a placing groove is arranged on the upper surface of the chute body, through grooves are symmetrically arranged on the front side and the rear side of the bottom end of the placing groove, and a lining plate is laid in the placing groove. A small-aperture filtering hole and a large-aperture filtering hole are formed in the front end and the rear end of the interior of the lining plate correspondingly, the small-aperture filtering hole and the large-aperture filtering hole are formed over the two through grooves correspondingly, and a mounting frame is fixedly mounted at the bottom of the tank body; inserting grooves are symmetrically formed in the left end and the right end of the joint of the upper surface of the mounting frame and the lower surface of the groove body, and inserting plates matched with the two inserting grooves are symmetrically mounted at the left end and the right end of the bottom of the lining plate. The screening chute is simple in structure and complete in function, efficient screening, stable installation and convenient maintenance are achieved through close fit of all the components, and the screening chute has wide application prospects in material conveying and screening in the coal mine industry.

The invention discloses a superfine iron tailing-based geopolymer cementing material as well as a preparation method and application thereof. The geopolymer cementing material comprises the following raw material components in parts by weight: 10 to 500 parts of superfine iron tailings, 10 to 600 parts of fly ash, 10 to 600 parts of blast furnace slag, 10 to 50 parts of solid sodium hydroxide crystals and 10 to 100 parts of solid sodium silicate powder. In the invention, the superfine iron tailings, the fly ash and the blast furnace slag play a remarkable synergistic effect, and the proportion of the fly ash to the blast furnace slag can influence the physical and mechanical properties of a gelling system to different degrees. The cementing materials with different strengths can be used in a graded and classified manner, the potential of efficiently realizing three-in-one of solid waste absorption, carbon emission reduction and cost reduction is achieved, and green transformation of mining industry / energy cities is promoted.

The invention provides a method for evaluating the degree of integration of industry knowledge into a large model, and relates to the technical field of AIs, and the method comprises the steps: obtaining massive industry supervised corpora through the AI to establish an industry supervised data set; the method comprises the following steps: mining industry matching chunks through two times of aggregation driven by 2-gram based on an industry supervised data set to obtain a high-frequency chunk library SensCommon; on the basis of a high-frequency chunk library SensCommon, a maximum reverse matching word segmentation algorithm is adopted to evaluate the training effect of the industry fine-tuning large model, and whether the model continues to be trained or whether the stored model is deleted or not is judged according to the evaluation result; according to the method, two times of aggregation is driven by 2-gram to mine long matching language chunks commonly used in the industry supervised data set, the degree of integration of industry knowledge after industry great model training is effectively evaluated, whether the model is continuously trained or not and whether the stored model is deleted or not is judged, and therefore GPU computing power resources and hard disk resources are effectively saved.

This disclosure proposes a method for synthesizing multimodal data for decision-making attribution explanation in the mining industry, comprising the following steps: First, extracting causal logic from industry texts to construct a structured rule base; second, collecting on-site multimodal data and filtering out data pairs strongly correlated with rules through scenario-based weight modeling and cross-modal association mechanisms; third, using a multimodal generative adversarial network with rule constraint mechanisms and combined with rule mutation technology to synthesize multimodal data with complete logical chains and covering various complex working conditions; finally, ensuring data quality and achieving self-evolution of the knowledge base through a three-level verification and rule feedback mechanism, and storing qualified data in a hybrid storage database. This invention solves the problems of complex causal relationships and scarce high-quality training samples in the mining field, and can automatically and in batches generate logically rigorous and scenario-diverse multimodal data, improving the training efficiency and generalization ability of attribution decision models.

“Enhanced modular meshes as part of a vibrating screen component that integrates cubic and lamellar sorting equipment for sorting mining materials, a system for joint fastening of adjoining units of enhanced modular meshes to the structural base of a vibrating screen component, and a procedure for assembling / dismantling that base” represented by an inventive solution that is beneficial to the mining industry and notably useful when applied to the procedure of cubic and lamellar sorting of ore extracted from ore deposits, capable of solving a widely found problem of too long maintenance downtimes for replacing a part or even all of the matrix of modular meshes that integrates the cubic and lamellar sorting screen component, for which an enhanced fastening means (Fxa) has been designed that involves introducing, along with the domes (20c) provided in the body (20a) of the enhanced modular mesh (20), an extension in the form of semicircular expansion flaps (20d), causing, with the alignment of two of these meshes (20) and (20′), a consequential alignment of their semicircular expansion flaps (20d) and (20d′) to a fastening rod (Bu) ready to receive the fastening pin (40).

1. Name of the design product: mixing machine. 2. Use of the design product: mixing of various powder particles in chemical, pesticide, dye, medicine, food, feed, petroleum, metallurgical and mining industries. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

1. The name of the design product: titanium alloy filter press. 2. The use of the design product: used in strong acid and alkali corrosion, high wear chemical industry, metallurgy, mining industry. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

This invention relates to the field of waste gas detection technology, and more particularly to a volatile organic compound (VOC) waste gas collection and detection device for environmental monitoring. The device includes a mobile trolley with a rotating disk. The rotating disk is equipped with a telescopic, longitudinally swinging swing arm module. A waste gas collection device and a drilling device are installed at the outer end of the swing arm module. All components work together to achieve efficient detection. The mobile trolley replaces manually operated handheld equipment, ensuring the safety of testing personnel and reducing potential risks. The rotating disk and swing arm module work together to allow the device to flexibly adjust the detection angle and range, adapting to different terrains and waste gas emission locations. In particular, the telescopic design of the swing arm module reduces radial dimensions and overall length while ensuring precise and stable telescopic control, greatly improving the device's practicality. This device has broad application prospects; in the mining industry, it provides strong data support for mine environmental management, helping to optimize mining processes and reduce pollution emissions.

The invention discloses an environment-friendly surface chromium plating process suitable for a stainless steel screen. The environment-friendly surface chromium plating process comprises the steps of workpiece preparation, nanometer sand blasting, ultrasonic cleaning, water washing, ultrasonic-assisted acid pickling, anti-activation, electroplating, chromium liquid recovery, flushing, airing, thermal diffusion annealing and packaging. A rough active surface is formed through nano sand blasting and ultrasonic-assisted pickling, a special alloy electroplating solution without hexavalent chromium and a mesh type anode are adopted, a uniform coating is achieved by combining pulse current electroplating, and the binding force is enhanced through thermal diffusion annealing. The process eliminates hexavalent chromium pollution, improves coating uniformity, improves wear resistance, and is suitable for stainless steel screen treatment in severe environments such as mining industry.

The application discloses an energy-saving directional reaming drilling device for coal mines, and particularly relates to the technical field of mining industry, comprising a connecting column, the outer circular wall surface of the connecting column is fixedly sleeved with a mounting disc, and the top surface of the mounting disc is provided with a plurality of roller bits, the connecting frame moves up and down by rotating the adjusting cover, the bearing block and the sliding frame can slide, the inclined groove on the surface of the sliding frame converts the force for moving the bearing block downward into the force for transversely moving the mounting block during the sliding process, a plurality of mounting blocks simultaneously drive a plurality of roller bits to rotate, the use interval of the plurality of roller bits can be adjusted, the different coal mine holes can be adapted, the use diameter of the reaming device is adjusted, and the effect that the staff does not need to frequently replace the reaming device is achieved.

The invention provides an electrolytic manganese residue-based filling material as well as a preparation method and application thereof, and belongs to the technical field of materials for mine goaf filling. The preparation method comprises the following steps: preparing slurry step by step by using high-mixing-amount electrolytic manganese slag, wide-source desulfurized fly ash and blast furnace water-quenched slag, and curing; the method is simple in process, easy to operate, free of cement clinker, capable of being prepared at normal temperature, capable of synchronously achieving high-dosage utilization of the electrolytic manganese residues and stable fixation and sealing of Mn < 2 + > and obtaining the cementing material with the material performance meeting the filling requirement, becomes the key for solving the problems of electrolytic manganese residue treatment and mine filling pain points, and has important significance for promoting solid waste recycling and green development of the mining industry. The electrolytic manganese residue-based filling material is high in overall compactness, and has higher anti-permeability, corrosion resistance and other environmental disturbance resistance capabilities. The material can be applied to mine goaf filling, and solid waste high-value utilization and low-cost filling are achieved.

The invention belongs to the technical field of rolling bearings, and particularly relates to a pivotal bearing for the mining industry. The slewing bearing aims at solving the problems that balls and retainers of existing slewing bearings are too complex to assemble, and the assembling positions are not accurate enough. Comprising an outer ring, an inner ring is arranged on the inner side of the outer ring, the outer ring is provided with a roller path, balls which are evenly distributed in the circumferential direction are arranged in the roller path, a retainer is arranged between every two adjacent balls, the outer ring is provided with ball filling holes, the ball filling holes are communicated with the roller path, the ball filling holes of the outer ring are provided with plugs, and the plugs are communicated with the ball path. And the edge of the longitudinal section of the raceway is a three-quarter circle. According to the invention, the longitudinal section of the raceway on the outer ring is a three-quarter circle, so that the ball can be clamped in the raceway, the inner ring is also easy to mount on the outer ring, and the states of the ball and the retainer can be observed when the ball and the retainer are mounted, so that the ball and the retainer are more convenient and accurate to mount.

The invention provides an advanced treatment and quality-based resource recovery method for typical lead-zinc polymetallic ore mining and dressing wastewater, and belongs to the technical field of mining industry environmental engineering and wastewater treatment.The method comprises the following steps that S1, after large-particle impurities are removed from wastewater through a grating and a grit chamber, the wastewater is preliminarily neutralized and precipitated, the pH value of the wastewater is 7.5-8.5, and the wastewater is filtered; forming a first type of heavy metal hydroxide precipitate; s2, regulating the effluent of the S1 to weak acidity, adding a vulcanizing agent for selective vulcanization precipitation under the control of pH and oxidation-reduction potential, and separating and recovering sulfide containing lead and copper; s3, carrying out deep neutralization and precipitation on the effluent obtained in S2, and controlling the pH value to be 9.0-10.0 to form a second kind of heavy metal hydroxide precipitate mainly containing zinc and cadmium; s4, carrying out advanced oxidation treatment on the effluent obtained in S3 to remove residual organic pollutants and deeply remove arsenic; and S5, carrying out multi-stage adsorption advanced treatment on the effluent of S4. Most of Pb and Cu are recovered, the amount of generated chemical sludge is reduced by 30%-50%, and the toxicity is reduced.

The invention relates to the technical field of mining industry digitization and intelligentization, and discloses a mining production scheduling system and method based on data fusion and dynamic optimization, and the system comprises a multi-source heterogeneous data fusion module, an equipment predictive maintenance module, a cognitive digital twinning and deduction optimization engine, and a dynamic scheduling optimization engine. The method comprises the steps of collecting mine global spatio-temporal data, and performing integration and standardization processing; based on the equipment state data, predicting the remaining effective life, and generating a maintenance constraint; constructing and maintaining cognitive digital twinning simulating dynamic evolution of the mine, and outputting scheduling guidance information including risks and opportunities through deduction; and receiving maintenance constraint and scheduling guide information, and generating and dynamically adjusting a global production scheduling plan. According to the method, data are fused, and predictive maintenance and dynamic scheduling are realized; and the risk is prospectively deduced and avoided, and the mine operation efficiency and robustness are improved.

1. Name of the designed product: display control box (intrinsically safe type for mine). 2. Use of the designed product: production control equipment for mining industry. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

A water-soluble polymer has weight-average molecular weight greater than 10 million daltons. This polymer is obtained from 2-acrylamido-2-methylpropane sulfonic acid and / or one of its salts at least partially of renewable and non-fossil origin. The polymer can be used in the field of enhanced oil and gas recovery or in the treatment of tailings from the mining industry.

A composition configured to be mixed with cement, and associated systems and methods are disclosed herein. In some embodiments, the composition includes at least 10% by weight lime particles, and at least 35% by weight pozzolan particles. Properties of the composition can include a magnesium oxide concentration of at least 0.5%, and an iron oxide concentration of at least 0.5-2.0%, an aluminum oxide concentration of 2-8%, a silicon dioxide concentration of 20-40%, a potassium oxide concentration of 20,000-30,000 ppm, and a sodium oxide concentration of 10,000-20,000 ppm. In some embodiments, the lime-based cement extender composition, or product, is combined with cement to produce a cement blend for use in the mining industry as mine backfill.

The utility model provides a sorting and filtering device for mining. The sorting and filtering device for mining comprises a [-shaped supporting rod, two vertical supporting rods are arranged on one side of the [-shaped supporting rod, a reinforcing rod is fixedly connected between the vertical supporting rods and the [-shaped supporting rod, a screening mechanism is arranged on the [-shaped supporting rod, and a conveying mechanism is arranged on one side of the [-shaped supporting rod; the screening mechanism comprises a screening device, the screening device is arranged below the n-shaped supporting rod, two hinge blocks are fixedly installed on the screening device, the hinge blocks are rotationally hinged to the vertical supporting rod, two installation rods are fixedly connected to the n-shaped supporting rod, and transmission rods are rotationally installed on the installation rods. The sorting and filtering device for mining exploitation has the advantages that coal can be evenly distributed, vibration is increased when coal ores are screened, and the rolling screening efficiency is effectively improved.

The invention discloses a high-concentration non-Newtonian slurry plunger pump conveying method and conveying system.The conveying method comprises the following steps that S1, high-concentration slurry pretreatment is conducted, specifically, through staged closed-loop control of screening, first-stage hardening and tempering, density correction and second-stage hardening and tempering, accurate density adjustment of the high-concentration non-Newtonian slurry is achieved; s2, parameter matching of the high-pressure plunger pump is carried out, wherein core process parameters are matched on the basis of parameters of the non-Newtonian slurry Herschel-Bulkley rheological model; and S3, slurry conveying and dynamic regulation and control, wherein a control unit monitors in real time and dynamically adjusts conveying process parameters. The high-concentration non-Newtonian slurry conveying device can achieve efficient and stable conveying of high-concentration non-Newtonian slurry, reduces pipeline resistance loss, reduces equipment abrasion, and is suitable for high-concentration non-Newtonian slurry conveying scenes in the fields of desilting, mining industry and the like.

The present disclosure relates to a kind of efficient multifunctional mud conditioner and its preparation method and application.Efficient multifunctional mud conditioner includes long 10-15 long carbon chain zwitterionic surfactant;60-70 polyacrylamide;14-25 inorganic salt adjuvant;0.5-1.0 amino coupling agent.When using the efficient multifunctional mud conditioner of the present disclosure to wash ore, mineral mud filter pressing and sewage flocculation treatment of beneficiation, by long carbon chain zwitterionic surfactant compound polyacrylamide, inorganic salt adjuvant and amino coupling agent, under the premise of not changing existing filter equipment and process conditions, can reach the purpose of improving filter pressing filtration efficiency, reducing flocculation settling time, can effectively improve the washing and selecting production efficiency, to meet the requirement of mining industry to water treatment adjuvant.

FIELD: mining industry.SUBSTANCE: invention is intended for use in selecting locations for the placement of coal waste dumps during the development of natural energy resource deposits and the disposal of accumulated solid waste from coal mining. The method for selecting locations for coal waste dumps is that in a mining region, using geodynamic zoning, the boundaries of geodynamically active blocks of the earth's crust are identified and the width of the zone of influence of the boundaries of such blocks is determined. Then the coal waste dump site is placed by placing the centre of the site equidistant from the boundaries of the zone of influence of geodynamically active blocks, which represent linear sections of tectonic destruction of the rock massif, and orienting the longitudinal axis of symmetry of the site and its long sides in the east-west direction. After which a coal waste dump is formed. The coal waste dump site is placed near the heat consumer.EFFECT: integrated use of energy resources and improved environmental condition.1 cl, 1 dwg, 1 ex

The application discloses a kind of mining unattended substation equipment supervision method and system, it is related to mining power system intelligent technical field, obtains the composite temperature signal collected by composite temperature sensor at electrical connection point in substation and the line load current, environmental parameter that current transformer real-time acquisition, based on environmental parameter and line load current, composite temperature signal is dynamically compensated correction and screening, obtain monitoring temperature;Based on monitoring temperature, calculate the temperature rise rate and three-phase imbalance degree input in preset fault location model, output the early warning level of potential insulation fault point determination temperature anomaly coefficient, calculate comprehensive fault coefficient, according to comprehensive fault coefficient judges fault state and executes corresponding equipment protection strategy, utilize temperature change and line load current change trend to carry out fault analysis to connection point, to find overheating problem in advance, prevent the risk of short circuit and subsequent step-out trip caused by overheating.

The utility model discloses a multifunctional mining rolling bottle testing device which comprises a rolling bottle machine and a rolling bottle, the bottle rolling machine comprises an outer box body, an upper row of rollers, a lower row of rollers, an inflator pump, a refrigerating and heating temperature control device and a variable-speed motor, the upper row of rollers and the lower row of rollers respectively comprise four rollers, in the four rollers, the two rollers located in the middle are driving rollers, and the two rollers on the two sides are driven rollers; an upper-layer space and a lower-layer space which are isolated from each other are arranged in the outer box body, the upper-row rollers and the lower-row rollers are respectively arranged in the upper-layer space and the lower-layer space, and the upper-layer space and the lower-layer space are respectively provided with an independent inflator pump, a refrigerating and heating temperature control device and a variable-speed motor; the upper row of rollers and the lower row of rollers are respectively driven by two variable-speed motors to axially rotate; the inflation pump is connected with the rolling bottle through a detachable inflation accessory. According to the utility model, various types of rolling bottle tests can be realized.

The present disclosure relates to bioremediation systems and methods for wastewater treatment in heavy industry, including the mining industry. A benefit of the systems and methods disclosed herein can include the reduction of heavy metals in wastewater. Another benefit can be the treatment of acidic wastewater to achieve higher pH levels. An additional benefit can be the use of carbon dioxide to raise the pH level of acidic wastewater, or to produce feedstocks for the growth of anaerobic or aerobic microorganisms that are capable of reducing a concentration of heavy metals in wastewater. A benefit of the systems and methods herein can include the treatment of acid mining drainage wastewater, as well as heavy metal removal from other industrial wastewater. Another benefit of the methods and systems disclosed herein can include reduction of excess carbon dioxide from the environment.

The utility model relates to the technical field of mineral separation, in particular to a mineral separation device for the mining industry, which comprises a separation tank, a partition plate fixedly connected in the separation tank, a separation cylinder rotationally connected in the separation tank and penetrating through the partition plate, and a separation cylinder sleeve fixedly connected between the left inner side wall of the separation tank and the left side wall of the partition plate, the upper end of the electromagnet semi-ring is of an opening structure; when the minerals roll over in the separation barrel, the electromagnet semi-ring generates magnetic force to penetrate through the separation barrel to adsorb metal minerals in the minerals to the inner wall of the separation barrel, and then the metal minerals are conveyed to the upper end of the interior of the separation barrel through rotation of the separation barrel, so that the separation barrel drives the metal minerals to move to an opening in the upper end of the electromagnet semi-ring; and the magnetic force generated by the electromagnet semi-ring disappears, the metal minerals fall into the collecting tank and then are discharged from the separation cylinder through the right end of the collecting tank, and then the adsorbed metal minerals are continuously discharged from the separation cylinder, so that the separation efficiency of the minerals is improved.

The utility model discloses a mining conveying device with a dust falling mechanism, which belongs to the technical field of mining conveying devices and comprises a conveying belt, supporting frames are fixedly connected to four corners of the bottom of the conveying belt, a transverse plate is fixedly connected to the supporting frames, and a mounting box is fixedly connected to one side of the top of the transverse plate. And a cleaning assembly is arranged in the mounting box. According to the conveying device, the spring can drive the sliding plate and the scraping plate to move upwards, and at the moment, the scraping plate can clean impurities adhered to the surface of the conveying belt, so that the situation that the conveying speed and the conveying efficiency of the device are affected when many impurities adhere to the surface of the conveying belt is prevented, and the overall service life of the conveying belt is prevented from being affected; a fixing shaft, a reciprocating lead screw, a first gear, a second gear, a connecting shaft, a first bevel gear, a second bevel gear, a first rotating shaft, a transmission assembly, a second rotating shaft, a connecting wheel and cleaning cotton are driven by a driving motor, and the top of the cleaning cotton can make contact with the surface of a conveying belt for cleaning.