16results about How to "Guaranteed long-term stable operation" patented technology

The invention discloses an intelligent detection system and method for coating color flaws and defects, and the method comprises the steps: selecting a standard sample, and creating a color code model based on a machine vision system; stacking and feeding, and conveying to a visual inspection station one by one; coating image information of all products in each tray is sequentially collected based on a machine vision detection system; feature parameters in the image information are extracted, and color flaws and defects of each to-be-detected product in each tray are compared and judged according to a color code model; marking unqualified products, and outputting a judgment result; and stacking and blanking. According to the invention, accurate quantification of coating colors of industrial products is realized, the defect of subjective judgment of human eyes is avoided, the detection efficiency and the defect identification precision are high, the manual dependence is reduced, the operation is convenient, mass production and full detection can be realized, and the pain point that manual detection and spectrograph detection cannot adapt to mass production is solved; and all microscope base product detection data in the corresponding charging tray can be called by identifying the identity information of the charging tray through the two-dimensional code, so that whole-course traceability is realized.

The present application relates to high ammonia nitrogen wastewater treatment technical field, especially in one kind of integrated autotrophic denitrification device and method, wherein, one kind of integrated autotrophic denitrification device includes: pretreatment component, short path nitrification component, anaerobic ammonia oxidation component, collection and sludge discharge component, process insulation component, identification monitoring component, identification and determination component;The identification and determination component is analyzed according to the real-time image of the anaerobic ammonia oxidation bacteria distribution obtained and issues corresponding adjustment signal, or, alarm signal, so that the operation parameters of the determining device each component are adjusted accordingly.The present application provides a kind of short path nitrification and anaerobic ammonia oxidation combination mode, realizes partial short path nitrification, solves the accumulation problem of anaerobic ammonia oxidation bacteria, provides anaerobic ammonia oxidation bacteria for short path nitrification system, improves denitrification efficiency, and the device is self-regulating, strengthens the stability of device operation, so that the device can be long-term and stable operation.

This invention discloses a rotary jet suction dredging device, comprising a floating platform on which a vacuum jet pump connected to a drive mechanism and a guide mechanism is mounted; the drive mechanism includes two mutually perpendicular hydraulic telescopic rods, one end of which is hinged to the floating platform, and the other end of which is connected to the side wall of the vacuum jet pump via a universal joint; the guide mechanism includes inner and outer guide sleeves fitted around the vacuum jet pump, the inner guide sleeve and the vacuum jet pump being connected via coaxial left and right rotating shafts, and a coaxial front and rear rotating shaft passing through the outer guide sleeve, one end of which is connected to the inner guide sleeve, and the other end of which is connected to the floating platform, with the front and rear rotating shafts perpendicular to the left and right rotating shafts; the outer guide sleeve is provided with front and rear clearance grooves to accommodate the passage of the inner guide sleeve; the vacuum jet pump is connected to a suction head, a high-pressure air supply pipe, and a sludge conveying pipe. This invention achieves dredging needs covering all water depths from shallow to deep water, with high dredging efficiency and safe and simple operation.

The utility model provides a thermal power generation tail gas purification device and belongs to the technical field of thermal power generation. Comprising a fixing frame, a first filtering assembly fixedly installed on the inner surface of the fixing frame, an air inlet communicating with the side surface of the first filtering assembly, a second filtering assembly fixedly installed at the end of the first filtering assembly, a photovoltaic assembly fixedly connected to the side surface of the second filtering assembly and a cover plate clamped to the surface of the second filtering assembly. The air outlet is communicated with the side surface of the second filtering assembly. Through the multi-stage filtering structure and the photovoltaic design, efficient purification and energy recycling of thermal power generation tail gas are achieved, pollutants with different particle sizes can be treated in a staged mode through the synergistic effect of the first filtering assembly and the second filtering assembly, and the filtering efficiency and the structural strength are remarkably improved through the design of the filtering pipes with the reinforcing layers and the special coatings; the photovoltaic assembly converts light energy into electric energy to be supplied to the system for operation, and the observation opening and the detachable cover plate facilitate real-time monitoring and maintenance.

The present application belongs to the technical field of wastewater sampling, in particular to a water body sampling device for industrial wastewater tracing, comprising a mounting part, a sampling mechanism, a detection mechanism, a wiping mechanism and a backflow mechanism; the mounting part comprises a buoyancy disc and a mounting box, the buoyancy disc is fixedly installed on the upper end face of the mounting box; the sampling mechanism comprises a control pump, a conveying pipe and a filter, the control pump is fixedly installed in the buoyancy disc, the filter is connected with the input end of the control pump, and the conveying pipe is connected with the output end of the control pump; the detection mechanism comprises a carrier and a sensing plate, the sensing plate is obliquely installed on the outer wall of the carrier, and the carrier is fixedly installed on the inner wall of the buoyancy disc; the wiping mechanism comprises a sliding block and a wiping layer, the sliding block is slidingly arranged on the outer wall of the carrier, and the wiping layer is elastically arranged on the bottom of the sliding block; the backflow mechanism comprises a storage cylinder and a backflow pipe; through the cooperation of the above structure, the accuracy and reliability of the industrial wastewater tracing data are improved, and the online continuous sampling and detection mode truly meets the high-precision requirement.

This invention relates to the field of catalysis, and discloses a bilayer gradient acidic core-shell molecular sieve catalyst, its preparation method, and its applications. The bilayer gradient acidic core-shell molecular sieve catalyst comprises a ZSM-11 core layer and a BEA shell layer covering its surface; the acid strength of the ZSM-11 core layer is 0.40–1.20 mmol / g, and its average thickness is 0.5–3 μm; the acid strength of the BEA shell layer is 0.10–0.40 mmol / g, and its average thickness is 20–300 nm. This catalyst possesses a bilayer gradient acidic core-shell structure. When applied to the catalytic synthesis of tert-butylamine from isobutylene or its precursors (alcohols / ethers), it can improve single-pass conversion while maintaining high selectivity, and significantly reduce the carbon deposition rate and bed pressure drop growth, achieving long-term stable operation.

The application discloses a kind of mechanical arm wireless energy transmission method and system with direction neutralization strategy, it is related to wireless energy transmission technical field.Passive sensing module receives magnetic field signal and combines node feedback, extract node three-dimensional coordinate, direction and energy state, construct three-dimensional space layout diagram;Low-power intelligent control module judges energy supply scene accordingly, single-source scene calculates the optimal alignment posture of coil, multi-source scene divides energy supply area by clustering, calculates geometric center and adjusts direction according to node energy, power weight, avoids barrier scene and selects suboptimal path without shelter;Control module issues instruction to mechanical arm servo system and coil driving module, adjusts coil to target posture and structure;Compare data with optimal value, low-power node is preferentially stored energy, and energy sufficient node is promptly corrected posture.The method improves transmission efficiency and energy supply reliability by passive sensing, direction neutralization strategy and dynamic correction, adapts to the demand of multi-scene wireless energy transmission.

This utility model relates to the field of wire and cable technology and discloses a high-strength, tensile-resistant, and wear-resistant wire, including a wear-resistant sheath. Spherical protrusions are fixedly connected to the surface of the wear-resistant sheath, and reinforcing strips are fixedly connected to the inner cavity of the sheath. This utility model significantly improves the dynamic durability and resistance to mechanical damage of the wire through a multi-layer composite structure design. The three-layer composite sheath, combined with the surface spherical protrusions, forms a gradient wear-resistant system, improving wear resistance compared to traditional single-layer sheaths. Simultaneously, the aramid galvanized steel wire braided structure of the inner support layer and the anti-slip texture within the insulation layer's holes form a three-dimensional interlock, solving the problem of interlayer slippage caused by repeated bending. The multi-strand tinned copper wire strands in the conductor layer work synergistically with the reinforcing strips of the inner support layer, significantly increasing the wire's tensile strength at break and meeting the requirements of extreme working conditions. Furthermore, the precise engagement of the spiral protrusions and anti-slip textures effectively absorbs torsional stress, effectively improving the wire's service life.

The utility model discloses a flat gate valve with a supporting assembly, which relates to the technical field of flat gate valves and comprises a gate frame, the top of the gate frame is fixedly connected with a supporting frame, the top of the supporting frame is provided with a through groove, a fixing frame is fixedly connected in the through groove, the top of the fixing frame is fixedly connected with a fixing frame, and the top of the fixing frame is fixedly connected with the supporting frame. A telescopic groove is formed in the bottom of the fixing frame, a telescopic block is slidably arranged in the telescopic groove, a threaded groove is formed in the top of the telescopic block, the fixing frame is provided with a driving mechanism for driving the telescopic block to move, a gate is fixedly connected to the bottom of the telescopic block, and the bottom of the gate penetrates through the gate frame and extends inwards. And two supporting mechanisms are arranged on the two sides of the gate in the gate frame. Water pressure impact is effectively buffered, sealing reliability is improved, accurate positioning and high-precision flow adjustment of the gate are achieved, and long-term stable operation is guaranteed.

The invention relates to an automatic sampling and cooling device for a modified asphalt production line, and relates to the technical field of asphalt production, the automatic sampling and cooling device comprises a frame body, a pneumatic angle seat sampling device is arranged on the frame body, the pneumatic angle seat sampling device comprises an outer shell, an opening and closing plate, a first piston and an air cylinder, a quantitative sampling cavity is arranged below the opening and closing plate, and a second piston is arranged below the outer shell. A rotary sample receiving and cooling device is further arranged on the frame body, the rotary sample receiving and cooling device comprises a motor, a rotating rod, a circular metal disc and a fan, a flow guide pipe is communicated with the interior of the first piston, and circular grooves distributed in an annular array are formed in the circular metal disc. The pneumatic angle seat sampling device is matched with the non-return assembly and the closing assembly, so that whole-process sampling automation and quantitative accurate control are realized, closed quantitative sampling can be completed without manual operation, the risk of high-temperature scalding is avoided, the problem of unstable manual sampling amount is solved, and the sampling efficiency is improved.

The invention discloses an explosion-proof device for an underground coal mine. The explosion-proof device comprises a base; the suction device comprises a suction cylinder mounted on the base, a column frame is mounted on the suction cylinder, and an adsorption device is further arranged in the column frame; the early warning device comprises a plurality of side shell covers and an elliptical filter cylinder, the side shell covers are distributed along the circumference of the outer side of the column frame, opposite outer filter holes and inner filter holes are distributed in the cylinder wall of the elliptical filter cylinder, the inner filter holes are covered with the side shell covers, suction ports used for communicating the column frame with the inner filter holes are formed in the side shell covers, and a mist spray pipe is arranged at the axis of the elliptical filter cylinder; a cleaning mechanism is arranged on the mist spraying pipe, a monitoring box used for collecting pulverized coal is arranged at the lower end of the side shell cover, a liquid inlet pipe connected with the mist spraying pipe is arranged in the monitoring box, the accuracy and reliability of abnormal judgment of the coal dust concentration are improved, and concentration monitoring and trend early warning are achieved.

The invention belongs to the technical field of elevators, and discloses an elevator emergency control device which comprises a main power supply mechanism, a cabinet body and a standby power supply mechanism. A power supply switching controller is arranged in the cabinet body, a relay is arranged in the cabinet body on one side of the power supply switching controller, and a standby power supply mechanism is arranged in the cabinet body on one side of the main power supply mechanism; dual-power-supply configuration is adopted, four-stage power supply guarantee of the main power supply, the UPS, the standby power supply and the manual generator is constructed, power is supplied by the main power supply in a normal state, the UPS has no flash stop power supply for about half an hour when the main power supply is powered off, the power is automatically switched to the standby power supply after the power is used up, short-time flash stop is only generated for 0.03 second, the main power supply and the standby power supply are powered off, the UPS has no power, and the generator can be manually started. By matching with real-time monitoring, ARD low-speed leveling, door machine delay door opening and rapid manual switching, people trapping can be avoided, safety can be guaranteed, electrical risks and operation and maintenance cost are reduced through graded shunt protection, remote supervision is achieved through a communication interface, and safety and benefit are both considered.

This invention relates to the field of metal coating pretreatment technology, specifically to a zero-emission pretreatment agent for multi-metal collinearity. The agent comprises, by weight, 40-60 parts of a silicone-based self-emulsifying resin, 5-10 parts of a modified carbon nanotube agent, 3-8 parts of an organosilicon film-forming agent, 1-4 parts of a molybdate corrosion inhibitor, 0.5-2 parts of a nonionic surfactant, and 20-40 parts of deionized water. This invention utilizes a kaolin-yttrium oxide-hexagonal boron nitride composite modified carbon nanotube system, combined with a silicone-based self-emulsifying resin, organosilicon film formation, molybdate corrosion inhibitor, and a low-foaming nonionic surfactant system, to achieve a weakly alkaline, phosphorus-free, fluorine-free, heavy metal-free, water-wash-free, and zero-wastewater discharge treatment.

The application provides a kind of dynamic adjustment method and device of the computing resource of asymmetric multiprocessor system, method includes in multicore processor setting processor monitoring unit, monitoring the processor load of operating system;When processor monitoring unit monitors the processor load of first operating system is greater than first preset value, and the processor load of second operating system is less than second preset value, first signaling is sent to second operating system;Second operating system excludes certain processor core from task scheduling, and feedback is excluded to processor monitoring unit identification;Processor monitoring unit sends second signaling to first operating system;First operating system includes the processor core excluded in its task scheduling.The application monitors the computing resource use condition of different heterogeneous operating system running on multicore processor in real time by adding processor monitoring unit and modifying the underlying scheduling algorithm of operating system.

This invention relates to the field of artificial intelligence technology, specifically disclosing a fault early warning analysis method and system for electrical equipment in stainless steel product forming based on artificial intelligence. The method includes: normalizing and denoising multi-source operating data of the electrical equipment to obtain an operating data sequence; extracting high-dimensional features from the operating data sequence to obtain a deep feature vector; dynamically defining early warning thresholds based on historical normal operation records to obtain an early warning threshold range; comparing the deviation between the deep feature vector and the early warning threshold range to obtain an initial early warning signal; searching and matching the initial early warning signal, and encoding and encapsulating it into an early warning maintenance instruction according to the matched maintenance guidance scheme; monitoring the response to the early warning maintenance instruction, and updating the response feedback data and the updated equipment status data to the maintenance knowledge base. This invention can improve the efficiency of fault early warning analysis for electrical equipment in stainless steel product forming.

The utility model relates to a light -throwing lamp technical field discloses a kind of novel LED light -throwing lamp, including aluminium shell, high thermal conductivity aluminium substrate is arranged at lower end place inside aluminium shell, the front side of high thermal conductivity aluminium substrate is provided with patch light source, the front side of patch light source is provided with anti-UV optical lens, aluminium shell inside edge place is provided with nano PC reflector sheet;Anti-UV waterproof silica gel ring is arranged between the nano PC reflector sheet and aluminium shell, the front side of aluminium shell is fixed with toughened glass face cover by a plurality of bolt buckles or face frame cover setting.The utility model in the present application has bolt buckle fixing and face frame cover fixing two kinds of LED light -throwing lamps, both share heat dissipation advantage, high thermal conductivity aluminium substrate, die-cast aluminium shell and fin group cooperation, double through-hole helps heat dissipation.Threefold protection reaches IP68 level, general structure can be accurately adjusted angle, power groove is heat insulation, the former is convenient to maintain, the latter is wind pressure resistance, break through the heat dissipation of traditional light -throwing lamp, adaptation limitation.