11results about How to "Ensure full function" patented technology

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.

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.

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.

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.

The present application relates to a kind of vascular plug assemblies, including multiple vascular plug units, vascular plug unit is connected in series along the axial direction;Vascular plug unit includes: a filling core made of biocompressible material, the woven shell that is covered in the outer filling core, and the center link that is axially through the filling core;The two ends of center link are fixedly connected with the end of woven shell, so that filling core is constrained and packaged in woven shell;Woven shell is woven from shape memory material wire, so that vascular plug unit can be compressed to first radial size, so that vascular plug unit can be transported by sheath tube, after vascular plug assembly is released from sheath tube, woven shell is self-expanded to second radial size, so that woven shell is attached to blood vessel wall, drive filling core to be unfolded to form embolus body together, to block the blood flow of blood vessel.It is convenient to transport by sheath tube, and can ensure the stability of anchoring in blood vessel.

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.

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.

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.

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.

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.