20results about How to "Solve churn" patented technology

This invention relates to the field of caisson bottom sealing construction technology, and discloses a dynamic sealing sludge and water inrush sealing system for caissons. The system integrates a bottom sealing template assembly, a dynamic sealing baffle, a novel quick-setting sealing grout injection assembly, a drainage and pressure relief assembly, a fixing and anchoring assembly, and an anti-sludge isolation assembly. The bottom sealing operation is completed through an integrated process of layered sealing, immediate curing, and simultaneous bottom sealing. During construction, the base is first cleaned and the components are installed; after the dynamic sealing baffle is deployed, it is hydraulically attached to the base plate and the water inrush point is detected; then, quick-setting grout is injected into the leakage area in a targeted manner, and drainage and pressure relief are simultaneously activated to regulate the pressure; after the grout has quickly set, the baffle is retained as a permanent water-stopping structure; finally, underwater concrete is continuously injected through a pre-set pipeline, and an anti-sludge isolation layer is set to ensure the density of the concrete. This system simultaneously achieves rapid water inrush sealing, dynamic pressure balance, and high-quality bottom sealing, solving the problems of poor sealing time, poor process connection, and difficulty in controlling the quality of underwater concrete in traditional processes.

The invention relates to the technical field of geotechnical engineering and foundation treatment, in particular to an adjustable hydraulic distraction device for preventing and treating ground surface settlement and a construction method, and the adjustable hydraulic distraction device comprises a central supporting steel pipe, a hydraulic driving unit, an umbrella rib supporting structure and a grouting system; a hydraulic driving unit and an umbrella rib supporting structure capable of being unfolded in the radial direction are arranged in the center supporting steel pipe, and the grouting system is connected with the center supporting steel pipe and grouts into the unfolded umbrella rib supporting structure and a peripheral cavity. Through a reliable and adjustable driving mode, a supporting structure similar to an umbrella rib is unfolded in time, strong and uniform radial extrusion force is generated, and a soil body is effectively compacted. Meanwhile, the supporting state can be dynamically adjusted according to stratum deformation, and long-acting and active prevention and control of sedimentation are achieved.

This utility model discloses a conveying device for processing Chinese medicinal materials, relating to the field of Chinese medicinal material processing technology. It includes a support section, a conveying section, and a circulation section. The support section allows for flexible adjustment of the conveying angle, enabling multi-process integration without additional equipment or manual labor. Rollers are installed at the bottom of the base plate for easy movement. The conveying section, mounted on a movable plate, includes a conveying cylinder with a feed hopper at one end and a discharge port at the other. An internal conveying shaft is connected to a conveying motor via a coupling. A detachable conveying side plate at the end facilitates maintenance. The circulation section surrounds the conveying cylinder and consists of a circulating water tank, a motor, and a circulation pipe. The circulation pipe is connected to the water tank at both ends. The motor drives an impeller to circulate cooling water, quickly removing frictional heat. A drain pipe with a solenoid valve is located at the bottom of the water tank. Filter screens are installed at both ends of the circulation pipe. The conveying cylinder and circulation pipe are made of copper to improve heat conduction and temperature control, ensuring the quality of the medicinal materials.

The invention provides a preparation method of sludge-based biochar for directionally enriching iron phosphate through synergistic modification of ferrous sulfate and sodium persulfate, and belongs to the technical field of harmless treatment and resource utilization of municipal sludge and environmental functional materials. According to the method disclosed by the invention, active phosphorus in the sludge is converted into a stable iron phosphorus compound in advance through oxidation-complexation dual effects of the ferrous sulfate heptahydrate and the sodium persulfate; the phosphorus-rich sludge is converted into more stable phosphorus-rich biochar through two-step heat treatment, the whole process of sludge pyrolysis is cooperatively regulated and controlled through Fe < 2 + > / S2O8 < 2->, integration of phosphorus release, phosphorus fixation and heavy metal passivation is achieved, the problem that in the prior art, the phosphorus retention rate is low is solved, phosphorus resources in the phosphorus-rich sludge are extremely retained and stabilized, and the phosphorus-rich sludge is obtained. The fixed rate of phosphorus in the modified sludge-based biochar with directionally enriched iron phosphate prepared by the method is greater than 99%.

This invention belongs to the field of agricultural microbiology technology, and discloses a strain of Sphingomonas, a microbial agent, its preparation method and application, specifically disclosing a strain of Sphingomonas (… Sphingomonas Microbial agent (sp.) R7 was deposited on March 31, 2025, at the China Center for Type Culture Collection (CCTCC), Wuhan University, Wuhan, China, with accession number CCTCC NO: M 2025634. The invention discloses a microbial agent containing this bacterium, its preparation method, and its application in improving soil and / or promoting rice growth, as well as in reducing cadmium content in the aboveground parts of rice. This microbial agent not only increases the content of nutrients such as nitrogen and phosphorus in the soil, thus improving soil quality, but also significantly increases the dry matter weight of rice roots, stems, leaves, and brown rice, promoting rice plant growth; it also concentrates cadmium in the rice roots, reducing the cadmium content in the aboveground parts of rice.

The application discloses a kind of knowledge base application methods and systems based on large model, can utilize large model, artificial intelligence or AI to quickly and efficiently obtain content information, to solve the answer content isolated generated in existing operation and maintenance question and answer database system, lack executable decision path, cannot cyclically utilize historical maintenance experience and the technical problem that operation and maintenance log is not fully utilized.Method includes: the initial water affair question text input by user is based on the multi-round question and answer reverse driving and path dynamic growth in the state of decision node;Experience knowledge node is compiled to water affair execution log array, and the incremental update processing of experience knowledge node is carried out on the success rate attribute feature;The received new water affair question text is processed by question fingerprint quick matching;And the new water problem text that cannot be quickly matched is mounted with supplementary knowledge node processing;Based on water affair execution log array and water affair patch log array, generate water affair operation and maintenance report.

The utility model relates to bridge shell raw material processing technical field discloses a bridge shell raw material heat treatment device, including trolley furnace body, one side of trolley furnace body rotatably connected has the furnace door, is provided with the track no.

The application discloses an organic fertilizer based on smoldering fire soil ash and a biochar loading process and a preparation method thereof, and components are as follows in terms of weight parts: 40-50 parts of rotten crop straw, 30-40 parts of fire soil ash, 3-6 parts of humic acid and 3-5 parts of water-retaining agent. The application has the beneficial effect that the physical skeleton of soil aggregates is reconstructed at the micro level by introducing a nano-mineral skeleton construction agent and modified porous biochar. In combination with the electronic shuttling effect of the shuttling repair agent, not only is the activity of soil heavy metals effectively passivated, but also the migration risk of heavy metals to the above-ground part of tobacco plants is reduced, and the gradient release characteristics of the microencapsulated active core material are utilized to solve the nutrient loss problem of traditional organic fertilizers in the environment with large mountain slope and strong rainwater erosion. The structure can make the soil aggregate structure be improved by nearly 78% (up to 68.7%), and effectively lock soil moisture and nutrients.

The invention relates to a system for optimizing the recovery efficiency of superfine powder in powder coating production, which comprises a three-stage recovery system of an efficient cyclone separator, a pulse bag-type dust collector and a wet-type electric dust collector, and an air inlet of the efficient cyclone separator is connected with an exhaust pipeline of production equipment; an air inlet of the pulse bag-type dust collector is connected with an air outlet of the cyclone separator through a pipeline; an air inlet of the wet-type electric dust collector is connected with an air outlet of the pulse bag-type dust A wet-type electric dust remover is added to serve as a fine treatment unit after traditional two-stage recovery, through the three-stage progressive design of cyclone coarse separation, cloth bag medium-efficiency filtration and wet-type electric dust removal fine capturing, the wet-type electric dust remover can accurately capture'leakage net powder 'which is difficult to recover by traditional equipment through the dual effects of high-voltage electric field charging and liquid flushing, and the dust removal effect is improved. The fault of the cyclone separator is compensated; the efficiency of 5-micron particles is suddenly reduced and the effect of a bag-type The technical defect that particles with the particle size of 1 micron easily penetrate is overcome, and the problem of fine powder loss is solved.

The application discloses an integrated reinforced magnetic Fenton sewage treatment system and a treatment method. By using a multi-stage magnetic field coupling and a dynamic gradient separation technology, the pH range suitable for reaction is successfully widened to a neutral acid interval, the demand for acid-base adjustment and the sludge production are significantly reduced; by means of the synergistic effect of a pre-magnetization catalyst and a static mixer, microscopic uniform dispersion and efficient utilization of the medicament are realized, the hydrogen peroxide dosage is greatly reduced, and catalyst agglomeration and deactivation are effectively avoided; at the same time, by means of an in-situ disaggregation and backwashing recovery mechanism of the magnetic catalyst, the problems of catalyst loss and secondary pollution in the traditional process are solved, and in combination with a no-packing type deep purification design, the risk of reactor hardening and clogging is eliminated, while the water quality is ensured to be stable and up to the standard, the operation stability and the maintenance convenience of the system are significantly improved.

The utility model discloses a kind of silicon powder recovery devices in industrial silicon furnace flue gas, including equipment base, separator tank, smoke inlet and gas outlet, the inside of the separator tank is movably connected with multiple groups of adjusting mechanism for changing flue gas flow rate, the adjusting mechanism includes fixedly connected on the inner side wall of separator tank fixed pivot, the fixed pivot is movably connected with spoiler through fixed link, and the spoiler is in conformity with the inner diameter of separator tank, the end of the spoiler is movably connected with piston;Through fixed link and the spoiler of pivot connection, and piston is movably connected with the end of spoiler and penetrates tank body, when flue gas quantity is larger and flow rate is too fast, tank pressure rises and pushes piston to move out, drives spoiler to rotate to tank wall, expands flue gas flow range to reduce flow rate, prolongs flue gas residence time, makes silicon powder fully settle.

This invention discloses a gradient frustum array type multi-degree-of-freedom omnidirectional piezoelectric power generation device, belonging to the field of marine wave energy power generation devices. It includes a floating shell, a gradient frustum array skeleton unit, orthogonally arranged vibration energy harvesters, and a power management module. Through key technologies such as gradient frustum wideband adaptation, orthogonal energy harvesting array omnidirectional capture, magnetic coupling displacement amplification and limiting, and d33 mode piezoelectric conversion, it simultaneously captures multi-directional wave energy, adapts to 0.5-5Hz wideband waves, amplifies piezoelectric deformation, and achieves overload protection. It solves the problems of narrow energy harvesting bandwidth, low conversion efficiency, and weak environmental adaptability of existing devices, achieving efficient wave energy harvesting and in-situ power supply, and improving the device's service life and adaptability to the marine environment.

The present application relates to the technical field of hot box, and provides a hot box door locking mechanism, a hot box and a false twist texturing machine.The hot box door locking mechanism comprises at least one pressing mechanism, a transmission shaft for driving the pressing mechanism to rotate, and a pressing handle for driving the transmission shaft to rotate.The pressing mechanism comprises a rotating pressing piece and a retaining assembly.The transmission shaft penetrates through the retaining assembly and is connected with the rotating pressing piece.The pressing handle rotates to form a first shaft.During the process of driving the rotating pressing piece to rotate by the transmission shaft, the rotating pressing piece and the hot box door change from being separated from each other to being in contact with each other, so as to press the hot box door to rotate to a closed state surface.The present application drives at least one pressing mechanism by the pressing handle to apply a pressing force to the edge area of the hot box door, so as to press the hot box door to rotate to a closed state surface, thereby solving the problems of heat loss and high energy consumption caused by the fact that the hot box door cannot be effectively closed to heat the cavity.

The invention relates to the technical field of building materials, and discloses a novel anti-dispersion grouting material capable of adjusting setting time under a flowing water condition. The invention relates to a quick hardening iron aluminate cement mortar which is prepared from the following raw materials: quick hardening iron aluminate cement, silica fume, superfine fly ash, a modified inorganic thixotropic stabilizer, a composite setting time regulator, polycarboxylate superplasticizer powder, hydroxyethyl methyl cellulose, an organic silicon defoaming agent and the like. The dispersion resistance of the slurry in a flowing water environment is improved; the hydration rate is regulated by utilizing the synergistic effect of the boric acid powder and the trisodium citrate dehydrate powder, so that the technical problem that the setting time of the quick-hardening cement is difficult to control is solved; and in cooperation with the micro-grading filling effect of the mineral admixture, the high fluidity, high flowing water retention rate and high early strength of the slurry under the low water-binder ratio are achieved, and the slurry is suitable for grouting reinforcement in the complex underground flowing water environment.

This utility model relates to the technical field of automatic pipe packaging and loading equipment, and in particular to an online automatic packaging and loading device for small-diameter pipes. It includes a transmission module and a bundling module. A lifting module is provided on one side of the bundling module, and the lifting module includes a conveyor platform. An electromechanical control box is located on the left side of the conveyor platform, and a side support is bolted to the back of the conveyor platform. This utility model uses a servo motor in the lifting module to drive a belt to lift and bundle the pipes, and a series of gears work together to automatically complete the pipe flipping and loading operation. This completely replaces the heavy manual labor of short-distance handling and lifting pipes to the loading platform. The bending design at the end of the lifting plate stably restrains the pipes, and the drive motor provides high-torque flipping force through the gears, eliminating the need for employees to participate in the handling process and fundamentally alleviating the problems of back injuries and complaints caused by long-term labor.

The utility model relates to the technical field of agricultural machinery, in particular to a precision fertilizer applicator of a seeder, which comprises a mounting bracket, a fertilizer storage shell is arranged on the outer wall of the mounting bracket, and a lifting component is mounted on one side of the fertilizer storage shell and positioned on the outer wall of the mounting bracket. Guide grooves are sequentially formed in the inner wall of the fertilizer storage shell from left to right, a precision assembly is arranged on the outer wall of the bottom of the fertilizer storage shell, and a sieve plate is mounted on the inner wall of the fertilizer storage shell; the control panel controls the driving motor to operate, when the driving motor rotates, the driving shaft of the driving motor drives the threaded rod to operate, so that the threaded rod drives the lifting plate through threaded connection, and the lifting plate is stressed to move upwards on the outer wall of the limiting sliding rod; when the fertilizer is located on one side of the fertilizer storage shell, the fertilizer can be guided and poured into an inner cavity of the fertilizer storage shell, and the practicability is good.

The utility model discloses a thermal power plant steam turbine water spraying atomization temperature adjusting device which comprises a water spraying atomization device frame, a spraying set is arranged at the top end of the water spraying atomization device frame, a water storage pool is arranged on the side edge of the water spraying atomization device frame, a water suction pump is arranged on the side wall of the water storage pool, and the output end of the water suction pump is connected with a flow meter. The output end of the flow meter is connected with the spraying set, a collecting assembly is installed opposite to the water spraying atomization device frame, a guiding assembly is arranged on the collecting assembly, the collecting assembly collects water mist, and the guiding assembly collects water. The device effectively collects sprayed water mist through the water collecting mesh cloth and the guiding assembly, water waste is avoided, the collected water is systematically collected through the water collecting pipe, the guiding pipe, the collecting disc and the collecting box and recycled, and the problem of water resource loss in a traditional system is solved.

According to the technical scheme, the explosion-proof seamless steel pipe comprises a steel pipe body and a ceramic ball, a buffer groove is formed in the position, close to the outer surface, of the interior of the steel pipe body, pressure relief holes are formed in the positions, located at the top and the bottom of the buffer groove, of the interior of the steel pipe body, and pressure relief pipes are clamped in the pressure relief holes. Ceramic balls are installed in the buffer grooves and located in gaps between the pressure relief pipes on the two sides, a positioning boss is installed in the middle of one side of the steel pipe body, a positioning groove is formed in the side, away from the positioning boss, of the steel pipe body, the positioning boss is clamped in the positioning groove, and a reinforcing ring is installed on the inner surface of the steel pipe body. The explosion-proof seamless steel pipe solves the problems that after fluid pressure exceeds a set value, an existing seamless steel pipe is prone to overall bursting, a pipe body is damaged greatly, and a large amount of fluid is lost, the bursting probability of the seamless steel pipe is reduced, and therefore the fluid loss rate is reduced.

The application discloses a method for treating pathogenic bacteria in reclaimed water by using biochar-microalgae biofilm particles, which comprises the following steps: culturing chlorella, preparing biochar-microalgae biofilm particles, and adsorbing. The biochar-microalgae biofilm particles can effectively fix the microalgae and prevent the microalgae from flowing out of the reactor. After the treatment is completed, the microalgae can be easily separated from the wastewater, and the separation cost is low. The microalgae has high activity and strong secretion of extracellular excretion, and the overall treatment efficiency is high.

The application discloses a kind of urban rail fault root cause automatic analysis method and system based on industry knowledge graph and big model.The method extracts knowledge from unstructured historical maintenance records and technical manuals automatically, constructs the knowledge graph of urban rail operation and maintenance;Using fine-tuned vertical field large language model, combined with real-time monitoring data and graph search results, automatically generate natural language diagnostic report containing fault root cause, risk level, maintenance scheme and spare parts list.The application effectively solves the pain points of difficulty in digitizing expert experience, dependence on manual consultation of manuals in urban rail operation and maintenance, significantly improves the intelligent level, accuracy and efficiency of fault diagnosis, and realizes the decision-making closed-loop support of operation and maintenance.