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97results about How to "Easy to separate work" patented technology

Rotary wing type unmanned aerial vehicle for spraying pesticides

The invention discloses a rotary wing type unmanned aerial vehicle for spraying pesticides. The rotary wing type unmanned aerial vehicle comprises a main body and a spraying rack body arranged at the bottom of the main body, wherein a pesticide storage cavity is formed in the spraying rack body; stirring blades are arranged on the inner bottom wall of the pesticide storage cavity; the bottoms of the stirring blades are in fit connection with a motor which is embedded in the inner bottom wall of the pesticide storage cavity and is fixedly connected with the inner bottom wall of the pesticide storage cavity; a transmission cavity is formed in the position, below the pesticide storage cavity, in the spraying rack body; guide grooves are symmetrically formed in the left and right sides of the inner bottom wall of the transmission cavity; guide blocks are arranged in the guide grooves; a first supporting plate and a second supporting plate which are symmetrically arranged up and down are arranged in the middle in the transmission cavity; the first supporting plate and the second supporting plate extend to the front and back sides; a rotating shaft which extends up and down is arranged in the middle position between the first supporting plate and the second supporting plate; and an extension section of the top of the rotating shaft penetrates through the end face of the top of the first supporting plate and is in rotational fit connection with the end face of the top of the first supporting plate. According to the rotary wing type unmanned aerial vehicle, the structure is simple, automatic disassembly and assembly can be achieved, later maintenance and carrying are facilitated, the service life is prolonged, the pesticide spraying covering area is increased, and pesticide concentration is uniform.
Owner:江苏大成航空科技有限公司

Preparation method for levofloxacin-N-oxide

The invention provides a preparation method for levofloxacin-N-oxide and relates to the field of a levofloxacin medicament. The preparation method comprises the following steps of: mixing the levofloxacin and 0.1mol / L hydrochloric acid solution according to a proportion of 0.03mol: 500ml, and dissolving the mixture at the temperature of between 80 and 100 DEG C; adding 100ml of hydrogen peroxide solution having the mass concentration of 30 percent by three times at the temperature of between 60 and 80 DEG C; reacting for 3 to 5 hours each time to obtain reaction solution; drying the reaction solution through distillation; and recrystallizing the residual water. The selection of the raw materials is convenient for the subsequential separating operation; by adding the hydrogen peroxide solution in steps, the progress of the reaction is controlled, the generation of byproducts is reduced, the conversion rate of the levofloxacin-N-oxide is improved and the generation of impurities is reduced; and by the method, the condition is easy to control, the route is simple, the solvent is obtained easily, the yield is 88.7 percent, the cost of the levofloxacin-N-oxide serving as a contrast is reduced greatly, and the product purity is high and over 99.5 percent, so the levofloxacin-N-oxide can be used as a working contrast.
Owner:山东省药品检验所

Oil-water separation and purification circulating system based on kitchen sewage and purification method

The invention discloses an oil-water separation and purification circulating system based on kitchen sewage and a purification method, and relates to the technical field of oil-water separation. The oil-water separation and purification circulating system comprises a filtering mechanism; a residue collecting box and a separating assembly are arranged on the lower surfaces of the front side and the rear side of the filtering mechanism respectively; the filtering mechanism comprises a box body; discharging ports communicated with the interior of the box body are formed in the front side and the rear side of the lower portion of the box body correspondingly; and the lower sides of the two discharging ports are fixedly connected to the upper surfaces of the residue collecting box and the separating assembly correspondingly and communicated with the interiors of the residue collecting box and the separating assembly. According to the device, through the arrangement of an overturning assembly, when garbage in a filter screen box needs to be cleaned after oil and water are filtered, a user only needs to switch on a power supply of a servo motor, and under the work of the servo motor, the filter screen box can be automatically overturned by 180 degrees, so that the garbage in the filter screen box can be conveniently treated, manual treatment is not needed, convenience and rapidness are realized, and the labor intensity of workers is reduced.
Owner:浙江翔隆厨房设备有限公司

Cement stirring and filtering device for landscape engineering project construction

The invention discloses a cement stirring and filtering device for landscape engineering project construction, wherein the cement stirring and filtering device comprises a stirring tank body, a stirring assembly, a storage box, a water pump, a filter tank body, a discharging assembly and a filter assembly. The stirring tank body is equipped with the stirring assembly, the bottom of the stirring tank body is not closed and connected with air, and the bottom of the stirring tank body is connected with the storage box in a threaded manner; two corresponding ends of the water pump are connected with one side of the storage box and the top end of one side of the filter tank body through connection pipes respectively; the interior of the stirring tank body is equipped with the filter assembly; the stirring assembly comprises a rotary motor, a wind guide pipe, an induced draft fan, a first rotating shaft and a stirring rod. Cement materials are fully stirred, air is mixed in the materials, and later separation work is facilitated; two times of filtration and separation of the cement material are facilitated, the purity degree of the cement materials is improved, at the same time, the efficiency of filtration and separation is improved and the problem of materials adhering to inner walls is solved.
Owner:HEFEI JINGMEI GRAPHIC TECH CO LTD

Hydraulic engineering desilting device and desilting method

The invention discloses a hydraulic engineering desilting device and method, and belongs to the technical field of hydraulic engineering. A hydraulic engineering desilting device comprises a filter box, an obliquely-arranged filter screen plate is arranged in the filter box, the top of the filter box is connected with a connecting pipe, the connecting pipe communicates with a temporary storage shell, the end, away from the connecting pipe, of the temporary storage shell is connected with a silt pumping pipe, a pump body is arranged on the silt pumping pipe, and a silt outlet is formed in the bottom of the connecting pipe; a silt outlet is formed in the filter box, a floating assembly used for blocking the silt outlet is arranged in the filter box, a clamping assembly used for limiting movement of the floating assembly is arranged in the filter box, a silt discharging opening is formed in the filter box, the silt discharging opening is formed in the bottom end of the filter screen plate, a baffle is movably connected to the silt discharging opening, and a sewage discharging assembly is arranged on the filter box; while the river sludge cleaning efficiency is guaranteed, sludge and sewage are effectively separated, later sludge cleaning and transportation are facilitated, the possibility of secondary pollution to the surrounding environment in the transportation process is prevented, the working efficiency is improved, and the labor cost is saved.
Owner:珠海市厚江疏浚工程有限公司

Separating equipment of traditional Chinese medicine grinding powder

InactiveCN109012873AAvoid affecting subsequent production workAvoid cloggingCocoaCleaning using liquidsEngineeringDrive motor
The invention discloses separating equipment of traditional Chinese medicine grinding powder. The equipment comprises a base, a screen frame and a grinding box body, wherein the inner wall of the bottom of the grinding box body is fixedly provided with a grinding groove through screws, two supporting rods are welded to the positions, close to the two sides, of the outer wall of the bottom of the grinding box body, and the outer walls of the bottoms of the two supporting rods are fixed on the upper surface of the base through the screws; one side position, close to the grinding box body, of theouter wall of the top of the base is fixedly provided with a motor base, a driving motor is fixed to the outer wall of the top of the motor base through the screws, and a rotating shaft is welded tothe top end of an output shaft of the driving motor; and a grinding disc is welded to the outer wall of the rotating shaft, a collecting groove is formed in the position, close to the middle, of the outer wall of the top of the base through the screws. According to the equipment, the medicine which is not fully ground can be blocked through the first screen for secondary grinding, so that the medicine which is not fully ground are prevented from being mixed with the medicine which is fully ground to affect the follow-up production work.
Owner:天马(安徽)国药科技股份有限公司

Preparation method of clarithromycin-N-oxide

The invention relates to the technical field of medicaments clarithromycin, and particularly relates to a preparation method of clarithromycin-N-oxide. The method comprises the following steps: mixing clarithromycin with a 50% acetonitrile solution, and dissolving the obtained object; adding 40mL of a hydrogen peroxide solution with a mass concentration of 10% under 50-60 DEG C, after reacting for 2 h, adding 80 ml of the hydrogen peroxide solution with a mass concentration of 10%, reacting for 2 h, adding 80 ml of the hydrogen peroxide solution with a mass concentration of 10%, and reacting for 2 h so as to obtain a reaction solution; and carrying out water-bath drying on the reaction solution, removing residual H2O2 so as to obtain residues, and carrying out recrystallization on the residues by taking water as a solvent so as to obtain clarithromycin-N-oxide. No new impurity is introduced, thereby facilitating the follow-up separation operation; through the step-by-step addition of the hydrogen peroxide solution, the progress of the reaction is controlled, the generation of by-products is reduced, the transformation rate of clarithromycin-N-oxide is improved, and the production of impurities is reduced; the productivity is 88.5%, and the cost is reduced; and the product purity is high.
Owner:SHANDONG UNIV +1

Fine-processing rice shelling equipment

The invention discloses fine-processing rice shelling equipment. The fine-processing rice shelling equipment comprises a shelling cylinder, a plurality of protruding blocks are fixedly connected to the inner side surface of the shelling cylinder, a rotating roller is rotationally connected to the middle of the shelling cylinder, a cutter head is fixedly installed on the side surface of the rotating roller, a plurality of first through holes are formed at the lower portion of the shelling cylinder, a box body is fixedly connected to the lower end of the shelling cylinder, a first motor is fixedly installed at the right end of the box body, an output shaft of the first motor is connected with a shelling plate, a first rice chaff outlet is formed at the upper portion of the right end of the box body, a fixing frame is fixedly connected in the box body, a second motor is fixedly installed at the lower end of the fixing frame, the output shaft of the second motor is fixedly connected with ashelling roller, and a second rice chaff outlet and a discharging hole are formed at the left end of the box body. According to the fine-processing rice shelling equipment, the processing precision is greatly improved, so that thorough separation work of the rice and the rice chaff is facilitated, and secondary processing is not required to remove the rice chaff.
Owner:安徽鑫泉米业股份有限公司

Deoiling and filtering device for petroleum wastewater

The invention relates to the technical field of petroleum wastewater, in particular to a deoiling and filtering device for petroleum wastewater. The deoiling and filtering device comprises a box body, wherein a first through hole is formed in the top end of a box cover; first clamping grooves are evenly formed in the positions, located on the outer side of the first through hole, of the top end of the box cover; first clamping blocks are clamped in the first clamping grooves; a fixing plate is welded to the top ends of the first clamping blocks; the bottom end of the fixing plate makes contact with the top end of the box cover; a solid impurity filter screen barrel is welded to the bottom end of the fixing plate and matched with the first through hole; a water inlet is formed in the middle of the top end of the fixing plate; lifting handles are symmetrically welded to the outer side of the top end of the fixing plate; an activated carbon filter screen groove is formed in the inner lower part of the box body; and the top end of the activated carbon filter screen groove is connected with an oil-water separation filter screen through a clamping mechanism. According to the invention, solid impurities can be conveniently filtered, and the solid impurities filtered out from the solid impurity filter screen barrel can be conveniently cleaned.
Owner:银川瑞海陈技术咨询服务有限公司

Unmanned aerial vehicle for pesticide spraying

The invention discloses an unmanned aerial vehicle for pesticide spraying. The unmanned aerial vehicle includes a main body, and a spraying frame arranged on the bottom of the main body; a pesticide storage chamber is arranged in the spraying frame; a stirring impeller is arranged on an inner bottom wall of the pesticide storage chamber; the bottom of the stirring impeller is in matching connection with a motor which is embedded in and is fixedly connected to the inner bottom wall of the pesticide storage chamber; a transmission chamber is arranged in the spraying frame under the pesticide storage chamber; guide grooves are symmetrically formed in the left side and the right side of an inner bottom wall of the transmission chamber; a guide block is arranged in each guide groove; a first supporting plate and a second supporting plate which are vertically symmetrical to each other are arranged on the internal center of the transmission chamber, and the first supporting plate and the second supporting plate extend forward and backward; a rotation shaft extending vertically is arranged on the center between the first supporting plate and the second supporting plate; and a top extensionsection of the rotation shaft passes through a top end surface of the first supporting plate and is rotatably connected. The unmanned aerial vehicle is simple in structure, can achieve automatic demounting, can facilitate later maintenance and carrying, can prolong the service life, can enlarge the coverage area of pesticide spraying, and can allow the even concentration of the pesticide.
Owner:成都千里驹科技有限公司

Compression device used for garbage treatment and provided with light separating structure, and use method of compression device

The invention discloses a compression device used for garbage treatment and provided with a light separating structure, and a use method of the compression device, and relates to the technical field of garbage treatment. The compression device used for garbage treatment and provided with the light separating structure comprises a crushing assembly and a compression assembly, wherein the lower end of the crushing assembly is connected with a drying assembly, and the right side of the drying assembly is connected with a separating assembly; and the separating assembly comprises a separating bin, air blowers, air outlet ports, a fan, a suction port, a guide pipe, a collecting bin, a conveying pipeline, an auger and a driving motor. According to the invention, the air blowers arranged at the two sides of the outer portion of the separating bin are matched with the air outlet ports formed in the two sides of the inner portion of the separating bin, dried garbage conveyed into the separating bin through a conveying belt (202) can be subjected to separating treatment work for solid garbage and light garbage, the solid garbage falls into the bottom of the separating bin due to the gravity of the solid garbage, and the light garbage is sucked into the collecting bin under the driving of the fan due to the matching of upward airflow in the separating bin and the suction port formed in the top of the separating bin, so that the effect of light separating is realized.
Owner:深圳市保洁恒环境产业有限公司

Separating and recycling device for non-twist woven fabric

The invention relates to a separating and recycling device for non-twist woven fabric and belongs to spinning machinery. The separating and recycling device is composed of a rack, a cloth roll bracket, a cloth roll roller, a cloth feeding plate, a cloth guiding block, a cloth feeding roller, a guiding-in device, a roller-type separating device, a comb row, a blanking platform, a fiber collection chamber, a dust cage, an air suction fan and a case. Size of the guiding-in port of the guiding-in device is controllable, so that tension of cloth fed to the non-twist woven fabric can be controlled effectively, and convenience is brought to inserting of the comb row. A needle row is embedded, so that convenience is brought to replacement; an included angle between a comb needle and the outer wall face of a roller is 30-45 degrees, so that the comb needle has enough force to be inserted into the non-twist woven fabric, and convenience is brought to separation; a comb plate on the comb row is meshed with the comb needle in the needle row, and fiber on the comb row is removed efficiently, so that load of the roller-type separating device is relieved. The separating and recycling device is simple and convenient to operate, high in separation efficiency, little in damage to fiber, high in recycling value and suitable for separating and recycling of the non-twist woven fabric.
Owner:WUHAN TEXTILE UNIV

Heavy metal imprinted solid phase extraction material prepared by aid of microwave-reverse phase emulsion suspension and application of heavy metal imprinted solid phase extraction material

The invention relates to the field of environment functional materials, in particular to a method for preparing a heavy metal imprinted solid phase extraction material by the aid of microwave-reverse phase emulsion suspension processes and application of the heavy metal imprinted solid phase extraction material. The method and the application have the advantages that stable chelate compounds can be easily formed by metal ions and C=N bonds and -OH bonds in Schiff base substances and are perfect functional monomers for preparing an ion imprinted polymer; grinding can be omitted in procedures for preparing the ion imprinted polymer by the aid of reverse phase emulsion suspension polymerization processes, the procedures are easy to implement, and the heavy metal ion imprinted polymer is of a uniform spherical structure and is excellent in adsorption capacity, selective recognition capacity and stability; magnetic materials are favorable for follow-up separation work; the reaction time can be shortened to a great extent by microwave-assisted processes, the reaction rates can be increased by the microwave-assisted processes, and the ion imprinted polymer is high in yield and is pure; the heavy metal ion imprinted polymer can be used as the solid phase extraction material, and ion pollutants in wastewater can be separated and enriched by the heavy metal ion imprinted polymer.
Owner:TAIYUAN UNIV OF TECH

A kind of water conservancy and hydropower engineering surveying and mapping device and its surveying and mapping method

The invention discloses a water resource and hydropower surveying and mapping device. The water resource and hydropower surveying and mapping device comprises a total station main body, a first rotating shaft, a supporting frame, a driving gear and a second rotating shaft. The total station main body is installed on the bottom face of a flat plate, and a connecting groove is formed in the center of the bottom face of the total station main body. A limiting hole is formed in the inner wall of the bottom end of the total station main body and further connected with the connecting groove. The connecting groove is connected with a fixed plate, and the fixed plate is fixedly installed on the top face of the flat plate. A limiting groove is formed in the flat plate, and a supporting shaft is fixedly installed on the bottom face of the flat plate. According to the water resource and hydropower surveying and mapping device and a surveying and mapping method thereof, the total station main bodyand the fixed plate are assembled in a clamped mode through the connecting groove, and the total station main body can be initially positioned conveniently; and meanwhile the overlook map of the fixed plate is a square, tilting of the total station main body can be effectively prevented, a limiting shaft and the limiting hole are connected in a clamped mode for fixation subsequently, and installation work can be facilitated.
Owner:温州江航建设有限公司
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