446results about How to "Quick clear" patented technology

The invention relates to an airflow-mechanical seed sowing device suitable for pasture and a mixed sowing method. The seed-metering device comprises negative-pressure seed-metering devices (1), and the two negative-pressure seed-metering devices (1) are coaxially fixed to the two sides of a gradually-extending screw groove type seed-metering device (2) to form a seed-metering device assembly; the mixed seeding box (3) is fixedly arranged at the upper part of the seeding device assembly and is used for supplying seeds to the negative-pressure seeding device (1) and the gradually extending screw groove type seeding device (2); and the seed conveying device (4) is fixedly arranged at the lower part of the seed metering device assembly and is used for mixing the gramineous forage grass seeds and the leguminous forage grass seeds and then sowing. By applying the seed-metering device, mixed seed metering of gramineous forage grass seeds and leguminous forage grass seeds can be realized, and seed blocking is prevented.

The invention discloses casting shakeout treatment equipment and a casting shakeout treatment process, and relates to the technical field of casting shakeout treatment. The device comprises a workbench and a fixing frame, a plurality of first springs are symmetrically and fixedly connected to the bottom of the workbench, and bottom plates are fixedly connected to the bottoms of the first springs. According to the casting shakeout treatment device, the net type conveying belt, the first motor, the vibration motor and the sand removal assembly are arranged, through mutual cooperation of the vibration motor and the first spring, a casting on the top of the net type conveying belt can be continuously shaken to complete shakeout treatment, and when a rotating shaft rotates, the sand removal assembly in the supporting frame can be driven to operate together; by means of the sand removing assembly, casting sand on the outer surface of the casting can be removed while the casting vibrates, so that residual sand grains on the surface of the casting can be removed more quickly, the overall cleaning efficiency is improved, the workload of manual grinding and cleaning is reduced, the labor intensity is reduced, and meanwhile casting damage possibly caused by improper manual operation is reduced.

The invention belongs to the technical field of plastic recycling, and discloses a plastic recycling device with a cleaning function, which comprises a base, a crushing assembly is fixedly mounted on the left side of the top end of the base, a cleaning assembly is fixedly mounted on the right side of the top end of the base, and a dewatering assembly is mounted on the position, close to the left side, of the top end of the cleaning assembly. A main shaft is movably installed between the smashing assembly and the dewatering assembly, and a driving assembly located between the smashing assembly and the dewatering assembly is installed in the middle of the outer side face of the main shaft. After cutting and smashing of plastic waste are completed, high-speed contact between water flow and plastic particles can be achieved through cooperation of mechanical power of the plastic waste and input high-pressure water flow, and flying dust generated during smashing of the plastic waste is subjected to rapid dust falling through the mixing effect of the high-pressure water flow and mixed with clear water; meanwhile, dirt on the surfaces of the plastic particles can be rapidly removed, the automatic cleaning process of the plastic particles is achieved, and the recycling effect is improved.

The invention relates to a hard rock tunneling and supporting miner-bolter, which belongs to the technical field of miner-bolter, and comprises a machine body erected on a crawler belt, the middle part of the machine body is provided with a miner-bolter mechanism for crushing and tunneling hard rock, the machine body is provided with a flow guide mechanism and a conveying belt for discharging broken stones, and the top is provided with a supporting mechanism for providing temporary support; the digging and anchoring mechanism comprises a cap-shaped rotating frame, the levelness is adjusted through a first oil cylinder, the front portion of the rotating frame is connected with a pitching frame, and a second oil cylinder is used for adjusting the pitching angle. A rotating shaft is arranged on the pitching frame, a tunneling head is connected into the rotating shaft, stone jacking hammers are symmetrically arranged on the two sides of the tunneling head, and the supporting mechanism is a rock crushing cone and provided with a rotatable conical protruding part. A gravel separating disc is arranged at the rear part of the rock crushing cone, grinding balls are uniformly distributed on the gravel separating disc, and the gravel separating disc can vertically move for grinding and guiding small gravels; by means of innovative structural design and function integration, various pain points in a traditional bolter miner supporting technology are solved, and the efficiency and safety of hard rock tunnel tunneling and supporting are greatly improved.

The invention relates to a targeted carbonic anhydrase radiopharmaceutical, in particular to a compound which is a compound as shown in a formula I or a tautomer, a stereoisomer, a hydrate, a solvate, a pharmaceutically acceptable salt or a prodrug of the compound as shown in the formula I, the compounds are capable of inhibiting carbonic anhydrase IX or diagnosing and / or treating one or more tumors, cancers or cells expressing carbonic anhydrase IX. # imgabs0 #

The invention discloses a system for treating domestic wastewater by utilizing a constructed wetland, which comprises an anaerobic tank, wherein the water outlet end of the anaerobic tank is communicated with the constructed wetland; toilet sewage flows into the septic tank through the water inlet end of the septic tank, and the water outlet end of the septic tank is communicated with the water inlet end of the anaerobic tank; sewage of a kitchen and a bathroom flows into the oil separation tank through a water inlet of the oil separation tank, a water outlet of the oil separation tank is communicated with a water inlet end of the anaerobic tank, a plurality of rapid oil removal components are arranged in the oil separation tank, and a residue filtering component is arranged at one end, close to the water inlet, of the oil separation tank. According to the domestic water treatment device, black water and grey water generated in domestic water can be mixed and treated together, and meanwhile, impurities, oil residues and the like generated in sewage precipitation can be quickly treated and cleaned.

The invention provides a direct-current short-circuit fault current calculation method suitable for a current source converter and a suppression strategy of the direct-current short-circuit fault current calculation method. At present, a research on a high-voltage direct-current system based on an improved fundamental frequency modulation current source converter (EFFM-CSC) after a direct-current line short-circuit fault occurs is lacked. At present, the research on the high-voltage direct-current system based on the EFFM-CSC after the direct-current line short-circuit fault occurs in the high-voltage direct-current system is short-circuited, and the research on the high-voltage direct-current system based on the EFFM-CSC after the direct-current line short-circuit fault occurs in the high-voltage direct-current system is short-circuited is short-circuited. Aiming at the topology and short circuit characteristics of an EFFM-CSC, according to an additional electromotive force method and an energy storage equivalence principle, a direct current fault equivalent circuit of an improved fundamental frequency modulation CSC-HVDC is established and is subjected to characteristic simplification, a complex structure of a converter is simplified into an RLC equivalent circuit, a direct current fault current calculation formula is deduced according to the direct current fault equivalent circuit, a short circuit transient mathematical model is obtained, and the short circuit transient mathematical model is constructed. The theoretical calculation result is compared with the simulation waveform, and the correctness of the method is verified. For a system direct current short circuit fault current suppression strategy, the invention provides a direct current fault current suppression strategy by utilizing the negative direct current voltage output capability of the EFFM-CSC, and the strategy can quickly clear fault current and has a good fault response characteristic.

The utility model discloses a gauze cleaning and dewatering device, and particularly relates to the technical field of medical gauze production, which comprises a box body, openings are arranged at two ends of the box body, a drain pipe is arranged on the side wall of the box body, a spraying mechanism is arranged at one end of the top of the box body, and a drying mechanism is arranged at the other end of the top of the box body. A partition plate is fixed in the middle of the interior of the box body, and a channel is formed in the side wall of the partition plate; and the guide roller assembly is arranged in the box body and is close to the lower position of the spraying mechanism. Through the arrangement of the guide roller assembly, gauze can be continuously arranged among the first guide roller, the second guide roller, the third guide roller and the fourth guide roller in an S-shaped penetrating mode, the surface of the gauze is swept through the sweeping mechanism, in cooperation with flushing water, dust adhering to the two faces of the gauze is rapidly removed, impurities can be effectively removed, the cleaning effect is good, and the cleaning efficiency is high. And double-face cleaning can be achieved at the same time, efficiency is high, and the using effect of the device is greatly improved.

The invention relates to the technical field of air purification, in particular to an air purification device convenient to clean and a method thereof.The air purification device comprises an air purification mechanism, the air purification mechanism comprises a moving part, the moving part comprises a moving base, a shell, a cavity, a partition plate and two discharging holes, and the bottom of the shell is fixedly connected with the top of the moving base; the cavity is formed in the shell, dust enters the shell through the dust suction component in the operation process of the air draft component, so that dust in air is sucked and air is purified by the filtering ventilation component, the sweeping component is driven to rotate through the rotating component, and therefore the sweeping component sweeps the two dust removal nets; and under the vibration effect of the rotating component and sweeping of the sweeping component, the service life of the two dust removal nets is prolonged, so that the dust removal nets do not need to be repeatedly disassembled for cleaning, falling dust can be absorbed by the collecting component, and floating and diffusion of the dust are avoided.

The invention discloses a near-infrared light nano probe as well as a preparation method and application thereof. The preparation method of the near-infrared nano probe comprises the following steps: dissolving polylactic acid-co-acetic acid in an acetonitrile solution, and adding lecithin and 1, 2-dipalmitoyl-sn-glycerol-3-phosphatidyl glycol to obtain a solution A; dissolving indocyanine green in an ethanol solution to obtain a solution B; and mixing the solution A and the solution B, and carrying out ultrasonic treatment to obtain the near-infrared nano probe. The near-infrared light nanoprobe can be used for imaging diagnosis of acute kidney injury, and effectively solves the problems of long diagnosis time, poor stability, high in-vivo clearance rate, low cell absorption rate and the like. Compared with existing ICG nano-particles, the ICG nano-particles are high in biological tissue penetrability, high in resolution ratio, low in phototoxicity and good in fluorescence imaging effect in an acute kidney injury model and have wide application prospects in AKI clinical diagnosis.

The invention relates to the technical field of rainwater recycling, in particular to a road accumulated water removing device, and aims to solve the problems that an existing water pump cannot completely collect rainwater, residual rainwater needs to be removed and recycled manually, and the accumulated water removing and recycling efficiency is reduced. By starting a motor A, a threaded rod drives an extrusion assembly to move, the extrusion assembly drives accumulated water to move to the position under a pipe opening, water pumping of a water pumping pipe is matched, the water pumping pipe can pump the accumulated water, and along with movement of the extrusion assembly, water around a shell is pumped into the shell due to negative pressure; when the water pumping pipe cannot pump the accumulated water, the sponge roller can absorb the residual accumulated water through the water absorption of the sponge roller, finally, the sponge roller is dried through the electric heating plate, water is guided through pushing of the push plate, and the sponge roller absorbs water, so that the rainwater recycling efficiency is improved, and the rainwater removing and recycling effect is further improved; therefore, the accumulated water removing and recycling efficiency is improved.

The invention relates to the technical field of boiler fly ash sampling, in particular to a boiler fly ash sampling system and a use method.The boiler fly ash sampling system comprises a detection unit, and the detection unit comprises an introduction module connected with a boiler, a collection module arranged at the output end of the introduction module, a cleaning module arranged at the output end of the collection module and a test module arranged at the output end of the collection module; and a fly ash sample in the boiler flue is extracted through the introduction module and output to the collection module, the fly ash sample can enter the test module from the collection module to be tested, the fly ash sample enters a sample collection pipe and then enters a sampling test room by controlling an air pump, the fly ash sample is detected, and cleaning is completed regularly.

The invention belongs to the technical field of medical instruments, and discloses an intracranial hematoma removal blood drawing tube for cerebral hemorrhage treatment, which comprises a three-way needle body, a screw cap is spirally and rotatably arranged at the upper part of the three-way needle body, a crushing needle is fixedly arranged in the screw cap, and a first drainage tube is detachably arranged at the upper part of the screw cap; a first limiting clamping plate is attached to the outer side of the three-way needle body, a limiting plate is fixedly arranged on the outer side of the first limiting clamping plate, a threaded rod is rotationally arranged at the other end of the limiting plate, and a second limiting clamping plate is rotationally arranged at the other end of the threaded rod; a hexagonal knob is fixedly arranged at the other end of the threaded rod and rotates on the outer side of the limiting plate, and by means of the scheme, the problems that hematoma cannot be conveniently and rapidly removed in the using process, a large amount of time and energy of medical workers are wasted, and the operation risk is improved are solved.

The invention relates to the technical field of wood chippers, and particularly discloses a wood chipper feeding anti-blocking control system and an automatic unblocking method.The wood chipper feeding anti-blocking control system comprises a feeding conveying system, a cutting knife roller and a feeding pressing roller, the included angle a is formed between the upper plate face of a wood conveying belt and the horizontal line, and the included angle a is an acute angle. The automatic blockage clearing method comprises the following steps that S1, if the actual pressure monitored by the pressure-sensitive module meets a set blockage pressure threshold value, blockage is judged; s2, a driving module of the feeding conveying system and a driving module of the feeding compression roller are controlled to stop driving or reversely drive; s3, the telescopic cylinder is controlled to rise, the lifting rod is promoted to jack upwards and reach the highest position, and then the telescopic cylinder is controlled to reset; and S4, a driving module of the feeding conveying system is controlled, and a driving module of the feeding compression roller normally drives feeding. The method has the advantages of reducing the phenomenon of machine jamming, reducing the equipment failure rate and the like.

The invention belongs to the field of pharmaceutical preparations, and particularly relates to a zomib nano-micelle preparation and a preparation method thereof. The carfilzomib nano-micelle preparation comprises carfilzomib, a micelle carrier material and a stabilizer, wherein the mass ratio of the carfilzomib to the micelle carrier material to the stabilizer is 1: (15-30): (15-30); and the carrier material is PEG (Polyethylene Glycol)-DSPE (Distearoyl PEG-DSPE is used as a drug carrier to prepare the carfilzomib micelle preparation, the particle size is 8-20 nm, the encapsulation efficiency is high, and the carfilzomib micelle preparation has a very strong cell penetration effect and cannot be quickly cleared. Meanwhile, the preparation operation is simple, and freeze-drying operation is avoided. Compared with the existing carfilzomib preparation, the toxicity is reduced under the same dosage.

The utility model discloses a snake-shaped high-voltage line deicing robot which comprises two fixing units, the two fixing units are fixedly connected through a driving unit, and deicing units are fixedly connected to the ends, away from the driving unit, of the two fixing units respectively. According to the snakelike high-voltage line deicing robot provided by the utility model, the deicing cutter head which is pushed in a rotating manner is arranged, so that an ice layer on a high-voltage line can be accurately and quickly removed; a power system of the robot is clamped and driven by a plurality of air cylinders to generate a movement effect, and the robot walks and advances in a snake-shaped movement mode, so that the operation cost is reduced; the robot is made of a cold-resistant material, so that normal operation under the extremely cold condition is ensured.

The utility model discloses a cleaning mechanism for an industrial tablet personal computer, and relates to the field of cleaning, the cleaning mechanism comprises a cleaning table, a first supporting block is fixed on one side of the cleaning table, a second supporting block is arranged on the side, away from the first supporting block, of the cleaning table, an adjusting mechanism is arranged between the second supporting block and the cleaning table, and two symmetrically-arranged first supporting rods are fixed on the first supporting block; a second supporting rod is connected between the two first supporting rods in a sliding mode, a supporting plate is arranged on the second supporting rod, and a cleaning sponge is fixed to the supporting plate. The first supporting block and the second supporting block are separated to proper positions through the adjusting mechanism, the edge of the industrial tablet personal computer is made to be lapped on the first supporting block and the second supporting block, then the industrial tablet personal computer is clamped through the adjusting mechanism, and after wiping is completed, residual cleaning liquid is dried through the drying mechanism. Therefore, the industrial tablet personal computers with different screen sizes can be cleaned conveniently, and the possibility that the industrial tablet personal computers shake during cleaning is reduced.

The present invention relates to the technical field of weeding equipment, and in particular to a weeding robot, comprising: a frame, the frame being provided with a baling box, the bottom of the frame being provided with a walking assembly; a mowing assembly, the mowing assembly comprising an adjusting mechanism and a cutting mechanism; a transport assembly, the transport assembly comprising a transverse conveyor belt and a longitudinal conveyor belt; a packing assembly, the packing assembly comprising a bag mechanism, a sealing mechanism and a unloading mechanism, the bag mechanism being used to lay grass baling bags inside the baling box, the sealing mechanism being used to perform hot-melt sealing on the baling bags, and the unloading mechanism being used to unload the sealed baling bags from the baling box. The present application realizes the rapid removal of weeds on a small lawn by providing an efficient mowing assembly, a mowing assembly and a transport assembly, and automatically packs and collects the cut weeds, thereby greatly improving the efficiency and environmental friendliness of lawn maintenance in public spaces.

The invention provides core-shell structure nanoparticles with a mediated microenvironment for rheumatoid arthritis treatment and a preparation method thereof.The preparation method comprises the steps that a calcium peroxide precursor is dissolved in absolute ethyl alcohol containing a surfactant, and calcium peroxide nanoparticles are obtained by adding an ammonia water solution and a hydrogen peroxide solution; the preparation method comprises the following steps: carrying out surface treatment on calcium peroxide nanoparticles by using tannic acid to form a tannic acid molecular layer on the surfaces of the calcium peroxide nanoparticles so as to obtain tannic acid modified calcium peroxide nanoparticles; and forming a metal phenolic network shell on the surface of the tannic acid modified calcium peroxide nano-particle by using cerium acetate to obtain the core-shell structure nano-particle.

The invention relates to underground space'prevention-breaking-installation 'integrated intelligent emergency equipment and an application method, and the equipment comprises a walking and deployable device, a sensing module and an intelligent control module which are arranged in the walking and deployable device, and a breaking device and an installation device which are arranged at the top of the walking and deployable device. The forcible entry device and the mounting device are arranged adjacently; the method comprises the following steps: 1, deploying and starting; 2, sensing and evaluating; 3, performing three-dimensional reconstruction; 4, decision making and planning; 5, executing first-aid repair; 6, monitoring and adjusting in real time; 7, finishing operation and withdrawing; according to the invention, forcible entry, installation and monitoring are integrated, the whole process of emergency repair can be covered, various conditions after an underground space disaster can be effectively handled, data can be automatically collected and analyzed, three-dimensional reconstruction and decision optimization can be carried out, and dependence on manpower is reduced. Many tasks such as forcible entry, supporting, monitoring and repairing are executed, and meanwhile real-time risk assessment and intelligent early warning are achieved.

The invention relates to the technical field of circuit board processing, in particular to an efficient environment-friendly acidic degreaser and a preparation method thereof. An efficient environment-friendly acidic degreasing agent is prepared from the following preparation raw materials in parts by mass: 30-40 parts of inorganic acid, 12-15 parts of a corrosion inhibitor, 40-50 parts of a wetting agent, 10-12 parts of an emulsion stabilizer, 8-10 parts of isoeugenol, 15-18 parts of plant degreasing liquid and 850-870 parts of deionized water. The efficient and environment-friendly acidic degreaser has a rapid and excellent degreasing effect, can effectively protect metal on the surface of a circuit board and improve the binding force of a plating layer, has the characteristics of good high and low temperature stability, environmental protection, simple preparation method, low production cost, excellent comprehensive performance and the like, and is suitable for electroplating acidic degreasing procedures of various circuit boards.

The invention discloses a moisturizing anti-wrinkle polypeptide composition as well as a preparation method and application thereof, and relates to the technical field of daily chemical materials. The invention discloses a preparation method of a moisturizing and anti-wrinkle polypeptide composition, which comprises the following steps: uniformly stirring meadowfoam seed oil, caprylic acid / capric acid / succinic triglyceride and polypeptide liposome to obtain the moisturizing and anti-wrinkle polypeptide composition, wherein the polypeptide liposome is prepared by taking a combination of soybean lecithin, modified cholesterol and cholesterol as a capsule material and taking acetyl hexapeptide-8, snake venom peptide and a blue copper peptide compound as a core material through an ethanol injection method. The modified cholesterol is obtained by modifying cholesterol, the modified cholesterol is added into the capsule material, the defects that an existing liposome material is prone to aggregation and leakage, poor in stability and the like are effectively overcome, and the prepared material is good in stability, capable of being slowly released, high in skin retention amount and capable of being more easily absorbed by skin cells; the function of obviously delaying skin aging is realized.

The invention belongs to the technical field of plating piece surface treatment, and particularly relates to a plating piece surface treatment device for electroplating machining and a using method thereof.The plating piece surface treatment device for electroplating machining comprises a treatment table, a hydrochloric acid cylinder, a rotating type positioning mechanism, a circulating type impurity removal mechanism and a gas collection type acid elimination mechanism; the rotating type positioning mechanism is arranged on the side wall of the treatment table, the circulating type impurity removal mechanism is arranged on the bottom wall of the hydrochloric acid barrel, the gas collection type acid elimination mechanism is arranged on the upper wall of the hydrochloric acid barrel, the rotating type positioning mechanism comprises a fixing mechanism, a rotating mechanism and a polishing mechanism, and the fixing mechanism is arranged at the end, away from the hydrochloric acid barrel, of the treatment table; the rotating mechanism is arranged on the outer side of the processing table, and the grinding mechanism is arranged in the fixing mechanism. According to the plating piece surface treatment device for electroplating processing and the using method thereof, gas volatilized by a heated acid solution can be recycled, and the problem that the acidity is reduced after water is doped into the acid solution can be solved.

The invention discloses a dual-redundancy safety protection elevator door motor device and a using method thereof, and relates to the technical field of elevator door motor devices.The dual-redundancy safety protection elevator door motor device comprises a supporting beam, a door body, two sets of rotating wheels, two sets of power guarantee assemblies, a connecting plate and a moving belt; a moving belt is installed on the outer wall of the rotating wheel, two sets of connecting plates are installed on the outer wall of the moving belt, and one end of each connecting plate extends to the outer wall of the supporting beam. A first clamping rod is stably moved out of a clamping groove by installing a second cylinder to move, at the moment, a first moving rod moves to drive a first motor to move horizontally, the first motor moves horizontally to enable the output end of the first motor to move out of a connecting sleeve, and at the moment, the output end of the first motor of the other power guarantee assembly moves into the connecting sleeve to be used alternately. When the elevator door motor device breaks down, standby power can be replaced in time, and the functions of dual-redundancy safety protection and use safety improvement are achieved.

The utility model relates to the technical field of flotation machines, and provides a coal flotation machine which comprises a flotation machine body, a sliding rail is connected to the end face of the top of the flotation machine body in a threaded mode, a sliding frame is installed in the sliding rail in a sliding mode, limiting plates are welded to the two ends of the sliding rail, and a threaded rod is arranged between the two limiting plates. The screw rod is located above the top of the sliding rail, a first motor is arranged at one end of the screw rod, a sliding opening is formed in the end face of the top of the sliding rail, and a movable plate is installed on the screw rod through threads; according to the coal flotation machine, water is guided into the spraying rod through the water conveying assembly and sprayed outwards through the spraying rod, the cleaning effect on the foam scraping plate can be achieved, it is avoided that foam ore grains adhere to the foam scraping plate to increase the weight of the foam scraping plate, in this way, losses of the foam scraping plate and the driving device can be reduced, and the service life of equipment can be prolonged; and the first motor drives the screw rod to rotate, the movable plate can be used for driving the sliding frame to move, and spraying can be conducted on different positions.

The utility model discloses a bubble cleaning device suitable for a plasma sampling tube, which relates to the technical field of plasma detection auxiliary tools and comprises a plasma sampling tube and a bubble cleaning device. The bubble cleaning device comprises clamping blocks and a cleaning plate, the clamping blocks are provided with connecting grooves matched with the plasma sampling tube, the clamping blocks are connected with the top of the plasma sampling tube in a clamping mode through the connecting grooves, the cleaning plate is located in the cavity of the plasma sampling tube, and the two ends of the cleaning plate are fixedly connected with the two clamping blocks respectively. Therefore, the bubble cleaning device is arranged in the plasma sampling tube, bubbles in the plasma sampling tube can be quickly cleaned by the cleaning plate under the condition that the plasma concentration and the plasma volume are not changed, the later detection requirement is more easily met, and the accuracy of a detection result is ensured.

The present invention discloses an impurity removal and cleaning device for preventing damage to medicinal materials, comprising a flexible kneading and cleaning device, a vibration fine cleaning device, and a cyclone impurity removal device which are arranged in sequence. The flexible kneading and cleaning device is used to flexibly knead the medicinal materials to remove large particles of mud and sand on the surface of the medicinal materials while avoiding damage to the surface of the medicinal materials; the high-frequency vibration provided by the vibration fine cleaning device is combined with ceramic particles to impact the surface of the medicinal materials to remove fine mud and sand on the surface of the medicinal materials while avoiding damage to the surface of the medicinal materials; the cyclone impurity removal device is used to perform cyclone separation on the medicinal materials, ceramic particles, and mud and sand to achieve separation of mud and sand from the medicinal materials and recovery of ceramic particles, thereby significantly improving the efficiency and effect of washing and impurity removal of the medicinal materials; compared with the existing medicinal material cleaning device, the present invention not only ensures the washing effect and washing efficiency, but can also further avoid damage to the medicinal materials, thereby ensuring the medicinal properties of the medicinal materials.

The utility model discloses a core taking machine for processing optical lenses, which comprises a core taking machine body, a shell and a transparent cover plate, the transparent cover plate is positioned on the surface of the shell, and a water injection component for injecting water into the transparent cover plate is mounted in the shell; a water injection assembly is arranged in the shell, a cleaning assembly used for being matched with the water injection assembly to clean the transparent cover plate is arranged in the shell, and one end of the cleaning assembly is communicated with one end of the water injection assembly. Long-term accumulation of stains on the transparent cover plate is avoided, the transparency of the transparent cover plate is effectively recovered, and an operator can more clearly observe the processing condition of a lens in the core taking machine, so that the transparency of the transparent plastic plate is improved, the service life of the transparent plastic plate is prolonged, the replacement frequency caused by residual stains is reduced, and the production efficiency is improved. And the production cost is reduced.

The utility model relates to the technical field of chemical engineering, in particular to a decoking mechanism for coal acetylene plasma reaction. According to the technical scheme, a supporting column is arranged on the outer side of a base, a first sealing ring is arranged on the inner side of the base, a first sewage discharging groove is formed in the bottom end of the base in a penetrating mode, a fixing frame is arranged on the base, an ultrasonic transducer is embedded in the fixing frame, a flushing pipe is arranged on the fixing frame, and a water inlet pipe is arranged on the flushing pipe. A reaction container is arranged on the base and located on the outer side of the fixing frame in a covering mode, a connecting pipe is connected to the bottom end of the flushing pipe, a supporting plate is arranged on the outer side of the end, close to the connecting pipe, of the flushing pipe, a sealing plate is arranged at the bottom end of the base through the supporting plate in a supporting mode, and the first sewage discharging groove of the base is blocked through the sealing plate. The coal acetylene plasma reactor cleaning device is simple in structure, provides a reliable solution for cleaning a coal acetylene plasma reactor, and provides a safer and more environment-friendly cleaning technology for industrial production.