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29results about How to "Ensure full function" patented technology

Composite two-stage SCR system, control method, aftertreatment system and vehicle

The invention belongs to the field of engine aftertreatment systems, and provides a composite two-stage SCR system, a control method, an aftertreatment system.The system comprises a first SCR, a first ASC, a DOC, a DPF, a second SCR, a second ASC, a calculation control unit, an electric heating device, a gas concentration detection unit and an exhaust temperature unit; and the control unit is used for determining a urea injection control strategy of the first SCR and the second SCR and a working strategy of the electric heating device according to the nitrogen oxide concentration and the nitrogen dioxide proportion detected by the gas concentration detection unit and the temperature obtained by the exhaust temperature unit, and respectively controlling the first SCR, the second SCR and the electric heating device to work according to the determined strategies. According to the invention, the cooperative control requirement of ultralow nitrogen oxide emission and nitrous oxide gas emission limitation of the diesel engine can be met.
Owner:SHANDONG UNIV

Waste lithium battery positive electrode material regeneration device

The utility model provides a waste lithium battery positive electrode material regeneration device, the regeneration device comprises a salting-out tank, a regeneration tank, a transition pipe, a heating assembly and a spiral stirring assembly, a regeneration chamber is formed in the regeneration tank, and the regeneration chamber is communicated with one end of the transition pipe; the other end of the transition pipe is communicated with the discharge end of the salting-out tank; the spiral stirring assembly comprises a driver, a rotating plate and a plurality of propeller blade groups; the rotating plate is arranged at the bottom of the regeneration chamber; one surface of the rotating plate is connected with the driving end of the driver; the driver drives the rotating plate to rotate; the heating assembly comprises a plurality of heating rods; the heating rods are arranged on the other surface of the rotating plate at intervals; and each propeller blade group is arranged on the peripheral wall of the heating rod in a surrounding manner. According to the device, the heating assembly comprises a plurality of heating rods, and each propeller blade group is arranged on the peripheral wall of the heating rod in a surrounding manner, so that salting-out particles at the bottom of the regeneration chamber are turned and stirred, the contact time of the salting-out particles and the heating rods is prolonged, and the mixing uniformity and the sintering sufficiency of the salting-out particles are ensured.
Owner:GUANGDONG BRUNP RECYCLING TECH CO LTD +2

Incineration equipment and process for treating salt-containing and chlorine-containing waste liquid

The incineration equipment comprises a bottom plate and further comprises a liquid incinerator arranged on one side of the top end of the bottom plate, a cleaning structure arranged in the liquid incinerator, a reciprocating structure arranged on one side of a liquid injection pipe and an anti-blocking structure arranged at the bottom end of the liquid injection pipe. The servo motor drives the transmission shaft to rotate through the reduction gearbox, so that the scraping strips scrape off crystals on the inner wall of the first heat preservation inner container and push the crystals to move towards the slag discharging opening, all-directional cleaning of the inner wall is achieved, stubborn metal salt crystals and other residues can be thoroughly removed according to actual needs or a preset period, and the cleaning efficiency is improved. And it is ensured that the interior of the first heat preservation inner container is always kept clean and flawless, potential corrosion and abrasion of metal salt crystals and residues to the interior of equipment are effectively prevented, and the service life of the equipment is prolonged.
Owner:JIANGSU RUIDING ENVIRONMENTAL ENG CO LTD

Equipment and process for preparing biomass natural gas through dry-type high-temperature anaerobic fermentation

The invention relates to the technical field of biomass energy production, in particular to equipment and a process for preparing biomass natural gas through dry-type high-temperature anaerobic ferment.The equipment comprises a fermentation box body, a gas inlet pipe, a gas outlet pipe, a gas inlet pipe, a gas outlet pipe and a gas outlet pipe, a first frame, a second frame and a third frame are sequentially arranged on the inner wall of the fermentation cavity in a staggered mode in the vertical direction, the material crushing and liquid supplying assembly comprises a material crushing mechanism and a pre-inoculation mixed liquid supplying mechanism, and the material uniformizing and stirring mechanism comprises a material uniformizing mechanism and a stirring frame mechanism. Therefore, the process of preparing the biomass natural gas through dry-type high-temperature anaerobic fermentation is realized, the problems of long retention time and low treatment efficiency are solved, the gas production rate and the production efficiency of the biomass natural gas are improved, and powerful support is provided for popularization and use of clean energy.
Owner:光大绿色环保管理(深圳)有限公司 +1

Method for measuring content of phenolic organic matters in tar residue and phenol-containing wastewater

The invention provides a method for determining the content of phenolic organic matters in tar residue and phenolic wastewater, which comprises the following steps: optimizing an MRM (Magnetic Resonance Modeling) method based on a GC-QQQ optimizer to obtain an optimized MRM method; detecting mixed standard solutions of phenol, o-methylphenol and p-methylphenol with different concentration gradients by using an optimized MRM method to obtain a linear regression equation corresponding to the characteristic ion flow peak area and the concentration of each compound, and taking the linear regression equation as a quantitative standard curve equation of each compound; the method comprises the following steps: extracting organic matters in a liquid phase and a solid content of coal tar and phenolic wastewater raw materials into an organic phase, and circularly washing the raw materials for multiple times by using an extraction solvent to obtain a to-be-detected organic phase; detecting a to-be-detected organic phase by using an optimized MRM method, and comparing and matching the quantitative ion pair and the qualitative ion pair with compounds in the standard solution to obtain a characteristic peak of the to-be-detected organic phase; and obtaining the content of each compound in the sample to be detected according to the peak area of the characteristic peak of each compound and the quantitative standard curve equation.
Owner:XI AN JIAOTONG UNIV

An esterification separation column

ActiveCN224793482UGuarantee stabilityensure full function
The utility model relates to an esterification separation tower including the upper tower body of lower tower body connection, through the coaxial setting inside, middle, outer three layer coil pipe components in the lower tower body, the lower tower body bottom end is equipped with the heat medium inlet pipe, and the inlet of inside coil pipe, middle coil pipe and outer coil pipe is linked with the heat medium inlet pipe, and the lower tower body top end side is equipped with the heat medium outlet pipe, and the outlet of inside coil pipe, middle coil pipe and outer coil pipe is linked with the heat medium outlet pipe, has built three -dimensional heating system, and three layer coil pipe passes through covering the center of lower tower body, the intermediate of lower tower body and inner wall and the edge area of inner wall, has formed the uniform stable temperature field, has eliminated the problem that the material coking phenomenon and the reaction of low temperature area are not sufficient caused by local overheating significantly, has promoted the heat transfer efficiency and energy utilization ratio, has guaranteed the stability and fullness of esterification reaction and separation process simultaneously, has improved the efficiency of separation.
Owner:WUXI MINGYAN EQUIP CO LTD

Yeast frozen dough fermentation process control method based on fermentation kinetic model

The invention relates to the technical field of data processing, in particular to a yeast frozen dough fermentation process control method based on a fermentation kinetic model. The method comprises the following steps: acquiring frozen dough data and yeast activity data; constructing a yeast dynamic basic model according to the yeast activity data to obtain the yeast dynamic basic model; performing dough component feature extraction according to the frozen dough data to obtain frozen dough component feature data; performing yeast fermentation dynamic evolution according to the frozen dough component characteristic data and the yeast dynamic basic model to obtain frozen dough fermentation process data; and performing fermentation process evaluation according to the frozen dough fermentation process data to obtain fermentation process evaluation data so as to perform yeast frozen dough fermentation process control auxiliary operation. The control method of the fermentation process can be effectively simulated, so that the fermentation uniformity and stability of the frozen dough are improved, and the quality of baked products is further improved.
Owner:BEIJING MAIXIN FOOD CO LTD

Fish oil mixing and filtering device with spiral heating pipe

The utility model discloses a fish oil mixing filter device with spiral heating pipe. Including heating assembly, stirring subassembly, filter component and feeding assembly. Heating assembly has open heating bucket and spiral heating pipe, stirring subassembly contains mixing cavity, hollow oil pipe, rotating electrical machine, rotating shaft and stirring blade, filter component is constituted by filter bucket, lifting platform and filter baffle, and the first oil inlet pipe and second oil inlet pipe of feeding assembly are connected with crude oil tank and lye pool respectively. The device integrates multiple component functions, heats up quickly and evenly, the spiral heating pipe increases the heat exchange area, solves the traditional heating malady, the mixing and filtering are integrated, the transfer link is saved, the oxidation risk and the viscosity increase problem are reduced, the filter and the maintenance are optimized, the convex design and the liftable platform can separate, replace and clean the filter material, the oil inlet pipe is beneficial to the accurate proportioning and initial mixing. The device is suitable for refining fish oil and other materials, has multiple advantages, effectively integrates the function and has remarkable benefits.
Owner:GUANGDONG GAOMEI FEED CO LTD

Anti-blocking drainage device for tunnel

ActiveCN222162714UHas the function of purification and filtrationAnti-clogging effectiveDrainageSewageControl theory
The utility model discloses an anti-clogging drainage device for a tunnel, which comprises a drainage tank and a support base, and the support base is fixedly connected to the bottom end of the drainage tank. The servo motor is matched with the belt wheel assembly to enable the rotating shaft to rotate and drive the main fluted disc to rotate synchronously, and the main fluted disc and the auxiliary fluted disc are meshed with each other to drive the linkage shaft to rotate so as to enable the first smashing roller and the one-way circulation mechanism to rotate reversely. A servo motor drives a functional main shaft to rotate and enables a special-shaped convex block to synchronously rotate so as to collide a rotating block, so that impurities such as large sand, mud blocks and the like injected into tunnel water are crushed, the drainage pump is prevented from being blocked due to later drainage, and fine impurities in tunnel sewage are filtered in cooperation with a filter plate, and in the process, the servo motor drives the functional main shaft to rotate and enables the special-shaped convex block to synchronously rotate so as to collide the rotating block. The filter plate can be knocked by turning over the filter plate up and down around the supporting shaft, so that the filter plate is prevented from being blocked.
Owner:THE THIRD ENG CO LTD OF CCCC SECOND HIGHWAY ENG BUREAU +1

Fiber soaking equipment for textile processing

The invention relates to the technical field of textile processing equipment, and discloses textile processing fiber soaking equipment which comprises a soaking mechanism, the soaking mechanism further comprises a main body, a soaking groove is formed in the top of the main body, and a first spring telescopic rod is fixedly connected to the top of the soaking groove; the ends, away from the soaking tank, of the first spring telescopic rods are fixedly connected with first fixing rods. After the fiber is clamped, the circular block continues to rotate, at the moment, the hollow rod slides to the bottom of the arc-shaped groove, the circular block continues to rotate to drive the second disc to rotate through the hollow rod, the second disc can drive the two ends of the clamped fiber to rotate after rotating, and the fiber can be twisted into a fried dough twist shape after driving the clamped fiber to rotate; according to the fiber twisting device, the fibers are twisted, wrinkles and gaps formed by twisting can make full contact with the soaking liquid, the twist-shaped structure enables the soaking liquid to penetrate into the fibers more easily along the textures of the fibers, the penetration degree is more thorough, and the soaking liquid can be distributed on the fibers more evenly by twisting the fibers.
Owner:BORLI TEXTILE (NANTONG) CO LTD

A composite dual-stage SCR system, control method, post-processing system and vehicle

ActiveCN119412209Bemission reductionReduce emission concentrationInternal combustion piston enginesExhaust apparatus
The present invention belongs to the field of engine aftertreatment system, and provides a composite two-stage SCR system, control method, aftertreatment system and vehicle, wherein the system includes a first SCR, a first ASC, a DOC, a DPF, a second SCR, a second ASC, a calculation control unit, an electric heating device, a gas concentration detection unit and an exhaust temperature unit, and determines the urea injection control strategy of the first SCR and the second SCR and the working strategy of the electric heating device according to the nitrogen oxide concentration and nitrogen dioxide ratio detected by the gas concentration detection unit and the temperature obtained by the exhaust temperature unit, and controls the first SCR, the second SCR and the electric heating device to work respectively according to the determined strategy. The present invention can meet the coordinated control requirements of ultra-low nitrogen oxide emissions and nitrous oxide gas emission restrictions of diesel engines.
Owner:SHANDONG UNIV

Bypass afterburning type turbocharger

The invention provides a bypass afterburning type turbocharger which comprises a turbocharger body, an air inlet pipe, an exhaust pipe and a combustion chamber. A first flow channel and a second flow channel are arranged on the two sides of the turbocharger body respectively. A turbine is arranged in the first flow channel, and a gas compressor impeller is arranged in the second flow channel. The combustion chamber communicates with the first flow channel through an air outlet pipe. A burner and a fuel spray head are arranged in the combustion chamber, and the combustion spray head is connected with the mixing cylinder through a fuel pipe; and the mixing cylinder is communicated with the air inlet pipe through a connecting pipe. The afterburning mechanism is additionally arranged outside the supercharger body, so that the low-speed performance and the supercharging effect of an engine are improved, and waste gas energy is utilized more efficiently.
Owner:CHINA NORTH ENGINE RES INST

Vagina sampling and extracting device and method

The invention belongs to the technical field of medical apparatus and instruments, and particularly discloses a vagina sampling and extracting device and method.The vagina sampling and extracting device comprises a collecting assembly which comprises a main body part, a rod body and a mounting piece, the main body part is connected with the rod body and comprises a sampling piece and a storage piece, the sampling piece is connected with the storage piece, the rod body is arranged in the mounting piece, and the storage piece is connected to the outer wall of the rod body; the sampling piece is arranged between the mounting piece and the storage piece and connected with the rod body, the sampling piece is arranged in the mounting piece, an elastic ejector rod is arranged between the sampling piece and the mounting piece, the two ends of the elastic ejector rod are connected with telescopic rods, and the telescopic rods are connected with the inner wall of the mounting piece; the extraction assembly comprises an extraction bottle body, a bottle cap and a bottle base, the bottle cap and the bottle base are detachably connected with the extraction bottle body, at least one group of extrusion rollers are arranged in the bottle cap, an extrusion opening for the storage part to pass through is formed in one side of the bottle cap, and a positioning groove for mounting a sampling part is formed in the bottle base. The device is reasonable in design and easy to operate, and the sampling process is more flexible and convenient.
Owner:GUANGZHOU BINGDE TRADING CO LTD

Brown gas flame-stabilizing methanol combustion system and method

The invention relates to the technical field of combustion equipment, in particular to a Brown gas flame-stabilizing methanol combustion system and method.The system comprises a combustor, a Brown gas pipeline, a methanol pipeline, a combustion-supporting gas pipeline and an atomization air pipeline, the Brown gas pipeline is connected with the combustor and used for conveying Brown gas to the combustor, and Brown gas flames can be formed at the position of the combustor; the methanol pipeline is connected with the combustor and is used for conveying methanol to the combustor; the combustion-supporting gas pipeline is connected with the combustor and is used for introducing combustion-supporting gas into the combustor; the atomization air pipeline is connected with the combustor and used for conveying atomization air to the combustor so that the methyl alcohol conveyed to the combustor can be atomized, and the atomized methyl alcohol can take Brown gas flames as an ignition source. According to the Brown gas stable flame methanol combustion system and method, efficient combustion of methanol can be guaranteed, sufficient combustion of methanol is guaranteed, the problem that methanol is prone to incomplete combustion is solved, and carbon emission is reduced.
Owner:FOSHAN KEDA IND CO LTD

Pressure vessel for constant-temperature storage of chemical raw materials

The utility model relates to the technical field of chemical industry, in particular to a pressure container for constant-temperature storage of chemical raw materials, which is internally provided with a main box body, a storage cavity and two groups of storage cavities in bilateral symmetry, the storage cavities play a role in storing water, and metal plates are fixedly arranged in the storage cavities. A heating pipe with a heating function is fixedly arranged in the storage cavity, a rotating shaft is rotationally arranged on the upper end face of the storage cavity, a rotating rack is fixedly arranged on the outer circle face of the rotating shaft, and two sets of scraping plates in bilateral symmetry are fixedly arranged on the end faces of the left side and the right side of the rotating rack; therefore, it is ensured that the chemical raw materials in the storage cavity are always at the optimal storage temperature, it is ensured that the pressure container is always kept in a constant-temperature state, and then the practicability of the pressure container is ensured.
Owner:SHANDONG HANGJIA GAS TECHNOLOGY CO LTD

Aluminum bar casting forming device

The utility model relates to the technical field of aluminum bar casting, in particular to an aluminum bar casting forming device which comprises a supporting platform, supporting legs which are symmetrically distributed are fixedly installed on the two sides of the bottom of the supporting platform, a lower die is fixedly installed on the top of the supporting platform, and an upper die is arranged on the top of the lower die. And a supporting shaft is rotationally mounted on one side of the top of the supporting platform. According to the aluminum bar casting forming device, the supporting platform, the supporting legs, the lower mold, the upper mold, the injection nozzle, the fixing plate, the connecting block, the supporting shaft, the first gear, the second gear, the second servo motor and the hydraulic telescopic rod are used in cooperation. In the using period of the whole device, the position of the upper die is adjusted completely by means of the lifting and steering functions of the device in the assembling process of the upper die and the lower die, the upper die can be disassembled and assembled conveniently, external hoisting equipment is not needed, time and labor are saved, and the safety coefficient is high.
Owner:HENAN ZHONGHONG ALUMINUM CO LTD

Online Detection Method and System for Health Hazard Factors in Pre-column Derived Drinking Water

This invention discloses an online detection method and system for health hazard factors in drinking water based on pre-column derivatization, belonging to the field of water quality testing technology. The method includes: introducing a drinking water sample into a microfluidic chip-type derivatization reaction cell, where it reacts with a pH / temperature dual-response intelligent derivatization reagent to generate characteristic spectral derivatized products; acquiring spectral data using a micro fiber optic spectrometer, and calculating the derivatization efficiency in real time using a PID dynamic control model, automatically adjusting the reagent dosage and reaction conditions until the target is met; the target derivatized products are separated and purified twice by a two-dimensional chromatographic separation component and then transmitted to a dual internal standard correction machine learning model, where peak shape analysis, overlapping peak decomposition, dual internal standard correction, and quantitative regression calculations are performed to output the detection results and feed them back to the PID dynamic control model to update parameter thresholds. This invention improves the specificity, stability, and accuracy of the detection.
Owner:SICHUAN PROVINCIAL CENT FOR DISEASE CONTROL & PREVENTION

Multi-unit denitration equipment

The utility model relates to the technical field of denitration equipment, and discloses multi-unit denitration equipment which comprises a base and a plurality of denitration tanks, the denitration tanks are assembled on the base, an exhaust pipe and an air inlet pipe are arranged on the denitration tanks in a communicated mode, a sleeve is arranged on the denitration tanks in a penetrating mode, the sleeve is rotatably connected with the denitration tanks, and the air inlet pipe is connected with the air inlet pipe. A plurality of connecting rods are arranged on the sleeve in a penetrating mode, the connecting rods are rotationally connected with the sleeve, the ends, located outside the sleeve, of the connecting rods are fixedly connected with stirring plates, and a liquid pumping device is installed on the base. According to the multi-unit denitration equipment provided by the utility model, air in the denitration tank can be fully stirred, the temperature difference is reduced, the temperature uniformity during denitration operation is improved, flue gas and a denitration agent in the denitration tank are stirred and mixed in different directions, the consistency and sufficiency of denitration quality are ensured, and the denitration efficiency is improved. Therefore, the denitration efficiency can be improved, and the content of nitrogen oxides can be reduced.
Owner:HANGZHOU YINGLI ENVIRONMENTAL PROTECTION EQUIPMENT CO LTD

Magnetic force self-locking traction seat

ActiveCN121493122BRealize instant lockinglower insertion force
The present application relates to the field of towing seat, specifically to the magnetic force self-locking towing seat, including towing seat shell, the inside articulated pawl of towing seat shell, the inside linear slide rail of towing seat shell is set up, the inside of linear slide rail is provided with the guide drive mechanism for starting when entering by towing pin, the present application is switched by ingenious magnetic circuit design, makes the tow pin in the process of insertion mechanical drive magnet two rotation, automatically changes its with fixed magnet one magnetic pole opposite relation, thereby in the absence of external power, intelligent control magnetic field generation and blanking.When the magnetic pole is in the same direction, the magnetic field is guided out through the metal sheet, forming strong suction force, the pawl is quickly attracted, realizing the instantaneous locking of magnetic force auxiliary.The process greatly reduces the insertion force and impact noise required by pure mechanical locking, makes the connection action more smooth, soft, and the magnetic attraction force ensures the sufficiency and consistency of locking, improves the connection reliability and operation experience.
Owner:SHANDONG SHENCHI HEAVY IND MASCH CO LTD

Efficient mixing equipment for waterproof material production

The invention discloses efficient mixing equipment for waterproof material production, and relates to the technical field of waterproof material production equipment.The efficient mixing equipment comprises a controller, an inner box body, a main rotating shaft, movable blades, fixed blades and other core assemblies; the controller automatically adjusts the power of the heating pipe according to monitoring data, so that the materials are kept in the optimal temperature range, the stability of the oxidation process is ensured, the staggered arrangement of the movable blades and the fixed blades and the automatic angle adjustment function of the movable blades and the fixed blades enhance the shearing force, the uniform mixing of the materials is ensured, and the inner and outer air chambers of the equipment are connected with an external air supply system. Gas supply at different stages is allowed, accurate oxidation control is realized, the stable connection design of the driving block and the fixed block and the sealing structure of the top cover and the bottom cover ensure the stability and safety of equipment operation, and the semicircular design of the top cover and the sliding connection mode of the bottom cover facilitate material filling and maintenance and cleaning of the equipment.
Owner:YUNNAN XINCHENG WATERPROOF TECH CO LTD

Constant-temperature polyurethane production reaction kettle

The utility model relates to the technical field of polyurethane production, and discloses a constant-temperature polyurethane production reaction kettle, which comprises a reaction kettle body, a stirring rod and a heater, the stirring rod is rotatably connected in the reaction kettle body and is driven by a motor fixed at the upper end of the reaction kettle body, a plurality of stirring blades are connected to two sides of the stirring rod, and the heater is arranged in the reaction kettle body. A plurality of through holes are formed in the stirring blades, the reaction kettle body comprises an inner cylinder, a middle cylinder and an outer cylinder, an interlayer is arranged between the inner cylinder and the middle cylinder, the heaters are fixedly arranged in the interlayer, a vacuum layer is arranged between the middle cylinder and the outer cylinder, a feeding pipe is arranged on the side wall of the reaction kettle body, and a vibrator is connected to the inner bottom surface of the reaction kettle body. And a temperature sensor and a discharge pipe are arranged on the bottom surface of the reaction kettle body. The device has the advantages that the temperature is easy to control, the device is provided with a heat preservation structure, continuous constant temperature can be realized, and viscous polyurethane can be uniformly stirred.
Owner:ZIBO YAHUAXIN RUBBER PLASTIC CO LTD

Steelmaking sintering batching modular lime slaking equipment

The invention is applicable to the technical field of lime slaking equipment, and particularly relates to steelmaking sintering batching modular lime slaking equipment which comprises a mixing barrel main body, a mixing barrel top cover is arranged at one end of the mixing barrel main body, a first lifting block is slidably connected to the surface of the mixing barrel main body, and an electromagnet block is mounted in the first lifting block; a driving assembly is arranged on the surfaces of the mixing barrel main body and the first lifting block, and the driving assembly is used for driving the first lifting block to move. By accurately, efficiently and uniformly injecting the ingredients into the lime slurry, the uniformity of the sintered ingredients can be remarkably improved, so that an important positive influence is generated on a sintering process and a steelmaking effect. Firstly, the complete reaction of the lime in the sintered ore is ensured through the uniform distribution of the ingredients, so that the chemical components and alkalinity of the mineral aggregate are accurately controlled;
Owner:HUBEI CHAOZHUO ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD +1

Blast furnace slag waste heat utilization system and method

The invention belongs to the technical field of blast furnace slag waste heat treatment, and particularly relates to a blast furnace slag waste heat utilization system and method. A blast furnace slag waste heat utilization system comprises a blast furnace used for smelting gas and pulverized coal generated by combustion to form blast furnace slag; the blast furnace slag cooling mechanism comprises a cooling cavity, multiple stages of cooling areas are sequentially arranged in the cooling cavity from top to bottom in a communicating mode, and the blast furnace slag cooling mechanism is used for discharging generated hot air step by step after blast furnace slag passes through the multiple stages of cooling areas step by step from top to bottom to be cooled and further used for discharging the cooled blast furnace slag. The multi-stage air supply and induction mechanism is connected with the blast furnace slag cooling mechanism and is used for respectively introducing cold air into the multi-stage cooling area to carry out heat exchange with the blast furnace slag and then discharging generated hot air; and the waste heat utilization mechanism is connected with the air inducing end of the multi-stage air supplying and inducing mechanism and is used for recycling the hot air discharged stage by stage.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST

Multi-mycotoxin measurement test strip combined with multi-color fluorescent marker and measurement method

The invention relates to the technical field of mycotoxin detection, and discloses a multi-mycotoxin measuring test strip combined with a multi-color fluorescent marker and a measuring method.The measuring method comprises the steps that analysis is conducted on the basis of a first surface image, a microsphere distribution value corresponding to the measuring test strip is obtained, and a particle size distribution value corresponding to the measuring test strip is determined according to optical scattering data; obtaining liquid diffusion characteristics according to the second surface image set, obtaining detection end time according to the liquid diffusion characteristics, and correcting the initial detection result according to the microsphere distribution value and the particle size distribution value to obtain a target detection result; the characteristics of the test strip are evaluated and measured, the liquid diffusion characteristics are obtained by utilizing the second surface image set in the detection process, and the detection ending time is dynamically predicted through the time prediction model, so that the sufficiency and the stability of the detection process are ensured; and the influence of the characteristics of the measurement test strip and the fluctuation in the detection process on the accuracy and precision of the detection result is reduced.
Owner:南京微测生物科技有限公司

Preparation device of medical hydrogel dressing

The invention discloses a medical hydrogel dressing preparation device, and belongs to the technical field of gel dressing preparation, the medical hydrogel dressing preparation device comprises a stirring box, the lower surface of the stirring box is fixedly connected with a filtering box, a feeding pipe is integrally formed on the left side of the upper surface of the stirring box, and the left side of the stirring box and the left side of the filtering box are jointly and fixedly connected with a control box; by arranging the driving motor, the plurality of stirring blades not only can do circular motion along with the hollow rod, but also can realize transverse reciprocating motion through matching of the limiting sliding block and the cam groove to form composite stirring action, and compared with a traditional fixed-angle stirring mode, the composite motion can break a fixed flow field possibly formed by raw materials in the stirring cavity, so that the stirring effect is improved. The raw materials with different properties at different positions can be fully mixed, so that the raw materials can be uniformly dispersed on a molecular level, the finally formed hydrogel dressing is uniform and stable in component, and the consistency of the product quality and the performance is favorably improved.
Owner:SUZHOU IND PARK BAOHUA BIOTECHNOLOGY CO LTD

Large-volume concrete intelligent distribution vibrating vehicle

The invention relates to the technical field of building engineering construction machinery, in particular to a mass concrete intelligent distribution vibrating vehicle which comprises an equipment frame, and walking wheels and a traction part are arranged at the bottom of the equipment frame. A concrete feeding assembly is arranged on a front supporting frame of the frame, a material distribution supporting platform is arranged below the concrete feeding assembly, a concrete guide frame is contained in the platform, and the output end of the guide frame is connected with an oblique spreading frame and a flow guide plate. A vibrating machine frame is installed on the rear portion of the vehicle frame through a suspension frame, a sliding support capable of moving transversely is arranged on the machine frame, a supporting assembly capable of vertically ascending and descending is installed on the sliding support, and a plurality of parallel vibrating rods are installed at the bottom of the supporting assembly. The sliding support is driven by the transverse displacement unit to conduct transverse scanning, and the vibrating rod is driven by the lifting supporting assembly to be vertically inserted into concrete. According to the equipment, integration and continuous operation of concrete distributing and vibrating functions are achieved, the construction efficiency and the uniformity and compactness of the concrete vibrating quality are remarkably improved, and dependence on manual operation is reduced.
Owner:BEIJING MUNICIPAL CONSTR +1