82results about How to "Avoid excessive accumulation" patented technology

The invention relates to the technical field of crop cultivation, in particular to a water and fertilizer regulation and control method and system for saline-alkali soil grain-feed crops, and the method comprises the following steps: S1, soil preliminary improvement and crop selection: performing preliminary improvement on saline-alkali soil; s2, dynamically predicting, regulating and controlling the soil conductivity: monitoring and dynamically predicting the change trend of the soil conductivity in real time; s3, formulating a water and fertilizer management strategy: formulating the water and fertilizer management strategy; s4, dynamic optimization of saline-alkali soil moisture evaporation: acquiring environmental data in real time, and performing dynamic optimization management on the moisture evaporation process of the saline-alkali soil; s5, crop root health monitoring and feedback regulation and control: identifying salt damage or water and fertilizer absorption obstacles, and adjusting a water and fertilizer management strategy in real time; s6, final-period management and soil ecological restoration, wherein ecological restoration is conducted on the saline-alkali soil. According to the invention, salt damage or water and fertilizer absorption obstacles are identified and solved in time, and healthy growth of crops is further ensured.

The invention discloses a life cycle visual management method based on data, and relates to the technical field of data management. The method comprises the following steps: 1, data acquisition and identification; 2, classifying and dividing data life cycle stages; 3, data state monitoring and updating; 4, recording and associating data operation; step 5, constructing a data life cycle visual framework; step 6, data life cycle decision analysis optimization; 7, performing data archiving and deletion management; according to the invention, fine management of the whole life cycle of the data is realized, and the systematic method not only improves the efficiency of data processing, but also enhances the transparency of data management, so that managers can monitor the data state in real time, quickly respond to the data problem, optimize the data circulation process and improve the overall operation efficiency. Through application of a data visualization technology, complex data information is displayed in a visual and understandable form, and managers are helped to better understand data dynamics.

The present invention relates to the field of grain transport technology, and in particular to an agricultural grain transport device, comprising a base, a shell fixedly installed on the top of the base, a feed hopper and a discharge hopper respectively arranged at both ends of the shell, a cylindrical screen arranged inside the shell, a refrigeration mechanism arranged inside the shell, a mounting plate fixedly installed on the side of the discharge hopper away from the shell, a motor fixedly installed on the top of the mounting plate, a rotating shaft fixedly connected to the output end of the motor, and a spiral hollow disk and a solid disk fixedly connected to the outer wall of the rotating shaft. The advantages are: the inside of the shell maintains a low temperature, the low temperature helps to increase the hardness difference between grain and impurities, improve the efficiency of impurity screening, reduce the stickiness between grains, ensure the smooth flow of grain, the screen effectively screens out impurities in the grain, improves the purity of the grain, pushes the grain in layers, prevents excessive accumulation of grain, and reduces the damage of grain due to friction and extrusion.

The invention provides a negative pressure airflow electrostatic coupling cotton foreign fiber separation device which comprises a cotton inlet formed in the top end of the separation device, and a channel communicated with the cotton inlet is formed in the separation device; one or more foreign fiber adsorption rollers are arranged in the middle of the channel, baffles are arranged on the upper sides and the lower sides of the foreign fiber adsorption rollers and divide the channel into a cotton channel and a foreign fiber channel, corona electrodes for applying static electricity are fixedly arranged on the side wall of the cotton channel, and a plurality of air holes are formed in the roller faces of the foreign fiber adsorption rollers. An inner cavity of the foreign fiber adsorption roller is communicated with a negative pressure air suction pipeline, and an air supplementing opening is formed in a wallboard of the separation device. The device has the beneficial effects that negative pressure is formed on the surface of the roller, the distance between foreign fibers and the roller is shortened, static electricity is applied to the foreign fibers through the corona electrode, the foreign fibers and the roller are fully adsorbed, and the ingenious coupling adsorption effect of electrostatic force and negative pressure is achieved; and the separation efficiency between foreign fibers and cotton is obviously improved.

The invention discloses an automatic pure water ultrafiltration treatment device, and relates to the technical field of pure water graded filtering and cleaning, the automatic pure water ultrafiltration treatment device comprises a filtering bin, a pure water liquid injection device is mounted on one side of the upper surface of the filtering bin, and a cleaning liquid injection device is mounted on the other side of the upper surface of the filtering bin; compared with the prior art that pure water is pressurized to an ultrafiltration membrane in a fixed mode for ultrafiltration of the pure water, the rotation direction of the motor is automatically recognized and controlled through the sensor, so that the liquid spraying chamber can conduct ultrafiltration at different positions and heights of the ultrafiltration membrane cylinder, and excessive accumulation of the pure water on the surface of the membrane can be avoided; meanwhile, the membrane surface can be cleaned and maintained in time, the service life of the ultrafiltration membrane can be remarkably prolonged, and the replacement cost can be reduced. Compared with fixed pressurization, the automatic adjusting system can be flexibly adjusted according to different water quality, water quantity and treatment requirements. Due to the flexibility, the system can better adapt to various complex and changeable working environments, and the overall treatment effect is improved.

The invention discloses a membrane electrode, a preparation method thereof and a fuel cell, the membrane electrode comprises a catalyst layer and a proton exchange membrane, the catalyst layer comprises an anode catalyst layer and a cathode catalyst layer, and the anode catalyst layer and the cathode catalyst layer are respectively arranged on two sides of the proton exchange membrane; the catalyst layer and the proton exchange membrane are both doped with phosphoric acid. By macroscopically regulating and controlling the PA content of the catalyst layer and the proton exchange membrane in the membrane electrode, more three-phase reaction interfaces are constructed, so that the Pt catalyst can be fully utilized, and unnecessary migration of PA is reduced, thereby avoiding the phenomenon of acid flooding, ensuring sufficient PA in the proton exchange membrane to provide sufficient proton conductivity, and improving the proton exchange efficiency. And the power density of the fuel cell is further improved.

The invention relates to a lithium ion battery electrolyte additive 2, 4-dicarboxamido sulfonyl cyclobutanone and a corresponding high-temperature lithium ion battery electrolyte. The electrolyte comprises the following components: lithium salt, an anhydrous organic solvent and an electrolyte additive; wherein the electrolyte additive comprises 2, 4-dicarboxamido sulfonyl cyclobutanone, and the electrolyte additive comprises 2, 4-dicarboxamide sulfonyl cyclobutanone; the use amount of the 2, 4-dicarboxamido sulfonyl cyclobutanone in the electrolyte is 0.1%-10% of the total mass of the electrolyte. The high-temperature lithium ion battery electrolyte added with 2, 4-dicarboxamidosulfonyl cyclobutanone can improve the high-temperature discharge performance, the high-temperature charge performance, the high-temperature cycle performance and the safety performance of a lithium ion battery when the lithium ion battery works at 4.2 V, does not influence the first efficiency and the rate capability, and has a relatively good application prospect in a high-temperature system.

The utility model discloses a hydraulic engineering garbage intercepting net cleaning device which comprises an intercepting net and a net face frame, the net face frame is arranged on the outer side of the intercepting net, the intercepting net and the net face frame are fixedly connected, the hydraulic engineering garbage intercepting net cleaning device further comprises a connecting pipe, a threaded rod, a limiting rod and a collecting box, and the connecting pipe is fixedly connected to the top end of the net face frame. And a threaded rod is arranged in the connecting pipe. According to the water conservancy project garbage intercepting net cleaning device, the intercepting net with garbage enters the box body, meanwhile, the other intercepting net with the clean net face is moved out of the other box body to intercept the garbage on the water surface, after the intercepting net with the garbage enters the box body, a water pump pumps out water through a water pumping pipe and then sprays the water from a spraying head at high pressure, and the water conservancy project garbage intercepting net cleaning device is used for cleaning the garbage on the water surface. Garbage on the intercepting net is cleaned, the garbage falls into the bottom of the box body to be collected in a centralized mode, and when the garbage is too much, the garbage is fished out through the cleaning window to clean the interior of the box body.

The invention provides oxygen generation equipment and system for a plateau alpine construction environment, and belongs to the technical field of plateau oxygen generation equipment. Comprising a shelter oxygen generator, a control center is installed at one end of the shelter oxygen generator, a dust collector is installed at the other end of the shelter oxygen generator, a dust collection bin is installed at the bottom of the dust collector, a dispersion pipe is arranged below the dust collector, and one end of the dispersion pipe is in threaded connection with an oxygen guide pipeline; a sliding rail is mounted at the top of the oxygen guide pipeline, and a servo motor is mounted at the bottom of one end of the sliding rail. By arranging the dust absorption assembly and the vibration adjusting assembly, the conveying speed of oxygen and dust absorption is guaranteed, conditions are created for the construction environment, impurities and dust in a tunnel are reduced, the oxygen content in the tunnel is increased, combustion of mechanical fuel oil is maximized, harmful gas is avoided, the personal health of personnel is guaranteed, and meanwhile the safety of the tunnel is improved. And the working efficiency of personnel and machinery is improved, and the construction progress is accelerated.

The invention provides a water-resistant RCO catalyst and a preparation method thereof.The preparation method of the water-resistant RCO catalyst comprises the following steps that tetrabutyl titanate, cerous nitrate, methyl laurate polyoxyethylene ether, acetic acid and ethyl alcohol are taken and mixed to be uniform, after heat treatment, drying and roasting are conducted, and titanium-cerium composite oxide microspheres are obtained; the preparation method comprises the following steps: taking titanium-cerium composite oxide microspheres, adding cerium nitrate, an organic ligand, N, N-dimethylformamide and 12-crown-4-ether into the titanium-cerium composite oxide microspheres, uniformly mixing, and reacting to obtain core-shell structure particles; and adding a platinum group metal precursor into the core-shell structure particles, and reacting to obtain the water-resistant RCO catalyst. The catalyst obtained by the invention has a good treatment effect on volatile organic compounds in flue gas, has good tolerance to salt-containing water vapor, is not easy to cause the problems of blockage of catalyst pores after crystallization of the salt-containing water vapor and the like, and can keep relatively high treatment efficiency for a long time.

The invention relates to the technical field of household appliances, and provides an ice-making system and a water dispenser, the ice-making system comprises an ice storage box, an ice-making box, an ice receiving box and an ice storage box, the ice-making box is arranged in a water storage box, the ice-making box is provided with an ice-making cavity and an opening communicated with the ice-making cavity, and the ice-making box can rotate relative to the water storage box; the ice pouring device is used for switching between an ice pouring position with a downward opening and an ice making position with an upward opening; the ice receiving box is arranged in the water storage tank, the ice receiving box sleeves the lower part of the ice making box, the ice receiving box and the ice making box are spaced to form an ice shoveling channel, the ice receiving box is provided with an ice skating plate at the ice outlet end of the ice shoveling channel, and the ice skating plate is obliquely arranged downwards along the axis direction of the ice making box; the ice storage box is arranged below the ice outlet end and used for receiving ice blocks sliding out of the ice skating plate. According to the ice shoveling device, ice blocks shoveled out of the ice shoveling channel are guided and stored through the ice skating plate, the storage amount of the ice blocks is increased, and meanwhile ice clamping at the ice outlet can be prevented.

The invention discloses a flour mill for coating additive production, and belongs to the field of raw material roller milling production, the flour mill comprises a shell, a plate body fixedly connected to one side of the shell, a feed inlet formed in the upper end of the shell, two milling rollers rotationally connected to the interior of the shell, and two driving parts fixedly connected to one side of the plate body, and output shafts of the two driving parts are connected with the two milling rollers correspondingly; two scraping units are symmetrically connected to the interior of the shell; accumulations adhered to the outer surface of the grinding roller can be removed through the scraper, when the movable seat and the scraper move in a reciprocating mode, the position of the scraper can be adjusted, long-time scraping of the fixed position is avoided, abrasion of the scraper is balanced, and therefore the service life of the scraper is prolonged; the scraper can clean non-uniform attachments, especially material accumulation, coating residues or other irregular dirt, formed on the surface of the roller body due to process reasons, and the uniformity of cleaning the surface of the roller body is remarkably improved.

The invention discloses a leveling device for paving a pervious concrete pavement and a leveling method thereof, and relates to the technical field of pavement paving, the leveling device comprises a vehicle body, a box body is fixedly mounted at the top of the vehicle body, a charging box is fixedly mounted at the upper end of an inner cavity of the box body, and the bottom of the charging box is connected with a leveling assembly through a pipeline; and the leveling assembly is used for paving pervious concrete on the earth road. According to the leveling device for paving the pervious concrete pavement and the leveling method of the leveling device, the size of the discharging groove in the collecting hopper can be automatically adjusted through the arranged adjusting part according to the actual condition of the pavement, so that the discharging amount of concrete is accurately controlled, and the discharging groove is enlarged at the sunken part of the pavement so as to increase the discharging amount of the concrete and fill the sunken part; at the raised part of the road surface, the discharge chute is reduced to reduce the discharge amount of concrete and avoid excessive accumulation, and the intelligent adjustment ensures the flatness of concrete laying and improves the construction quality.

The invention discloses application of rhodotorula red in preparation of a product for effectively preventing / treating hypercholesteremia, and belongs to the technical field of dual purposes of medicine and food. The invention relates to an application of rhodotorula benthamiana in preparation of a product for effectively preventing / treating hypercholesteremia. The rhodotorula benthamiana is rhodotorula benthamiana electrostatic spinning microspheres. Compared with a rhodotorula red bile system, the rhodotorula red electrostatic spinning microsphere system has an obviously better intervention effect on hypercholesterolemia. Meanwhile, compared with a rhodotorula rubra bile system, the rhodotorula rubra electrostatic spinning microsphere system can effectively improve the serum and liver inflammatory factor level of a hypercholesteremia mouse and prevent excessive accumulation of liver lipid, especially ceramide lipid, of the hypercholesteremia mouse.

The utility model relates to the technical field of spray drying equipment, in particular to an anti-stockpiling spray dryer which comprises a spray dryer body, a discharging assembly is arranged on the lower portion of the spray dryer body, the discharging assembly comprises a receiving hopper connected with the spray dryer body, a discharging channel is arranged on the lower portion of the receiving hopper, and the discharging channel is communicated with the discharging assembly. The anti-blocking device used for assisting in discharging is arranged in the discharging channel, materials in the discharging channel can be scattered through the anti-blocking device, the phenomenon that the materials are excessively stacked is avoided, and the operation stability and the production efficiency of the device are improved.

The sweeper with the self-cleaning function comprises a shell assembly, a roller brush is installed on the lower wall of the interior of the shell assembly, a cleaning assembly is installed at the upper end of the roller brush, the cleaning assembly comprises a connecting telescopic rod, a second spring, a rotating shaft and a sweeping brush, one side of the connecting telescopic rod is connected with the second spring, and the other side of the connecting telescopic rod is connected with the rotating shaft. And the lower end of the connecting telescopic rod is connected with a rotating shaft. The sweeper with the self-cleaning function has the beneficial effects that the sweeper with the self-cleaning function has the hair self-cleaning function, so that the situation that too much hair is wound on the sweeper to affect work of the sweeper, the sweeper can be lifted up when the hair is too difficult to clean, the sweeper stops working, and the sweeper works after the hair of the sweeper is cleaned is avoided; in this way, it can be avoided that too much hair is accumulated and cannot be cleaned, the cleaning strength of the device can be gradually increased to the maximum strength in the cleaning process, and therefore the cleaning effect is improved, and it can also be avoided that the device is damaged due to too large cleaning strength.

The invention discloses a low-temperature multi-effect evaporation, concentration and crystallization device for treating high-salt-content and high-phenol-content wastewater, and relates to the technical field of evaporation and crystallization, the low-temperature multi-effect evaporation, concentration and crystallization device comprises a first evaporator assembly comprising a second outer shell and an inner shell, an inner cavity of the second outer shell is fixedly connected with the outer surface of the inner shell, and a partition plate is fixedly connected to the lower portion of the inner cavity of the second outer shell; the middle of the inner shell is rotationally connected with a threaded rod, the upper portion and the lower portion of the threaded rod are symmetrically and rotationally connected with first cleaning assemblies, the middle of the threaded rod is in threaded connection with a third scraper, and a rotating assembly is arranged at the upper end of the inner shell. A third scraping plate is in threaded connection with the middle of the threaded rod, so that when the threaded rod rotates, the third scraping plate can be driven to ascend and descend in the inner cavity of the inner shell, then crystals in the middle of the inner cavity of the inner shell can be cleaned, and accumulation of crystal substances in the inner cavity of the inner shell can be reduced; the influence of crystallization on the heat exchange efficiency between steam and feed liquid and the influence on the evaporation rate can be reduced or even avoided, and excessive accumulation of crystals can be avoided.

The utility model discloses stone processing sewage treatment equipment which comprises a barrel body, the barrel body is in an opening shape, a partition plate is arranged on the inner side wall of the barrel body, a stirring mechanism penetrating to the upper portion of the barrel body is arranged in the barrel body, and a depth adjusting mechanism is arranged between the top of the barrel body and the stirring mechanism. A feeding port is formed in the upper end of the outer side of the barrel, a cylinder with the two ends connected with the inner wall of the barrel is transversely arranged on the lower portion of the interior of the barrel, a plurality of screen holes are evenly formed in the two ends of the outer surface of the cylinder, and a vertical plate for separating an inner cavity of the cylinder is arranged in the middle of the inner side wall of the cylinder. A two-way conveying mechanism for conveying impurities to the middle is arranged in the cylinder, a two-way drainage mechanism is arranged between the partition plate and the cylinder so as to convey sewage to the two ends of the cylinder, and a sewage discharging hopper penetrating to the outer side of the cylinder is arranged on the lower portion of the interior of the cylinder. The device has the advantages of cleaning impurities without shutdown and stirring at different depths.

The invention discloses agricultural equipment for grain screening, and relates to the technical field of grain screening, the agricultural equipment comprises a fixed seat, two groups of mounting plates are symmetrically mounted on the two sides of the fixed seat, dampers are fixedly mounted at the bottoms of the two groups of mounting plates, and supporting legs are fixedly mounted at the bottoms of the two groups of dampers; a sieve plate is arranged on the upper portion of the interior of the fixing seat, a discharging plate is fixedly installed at the bottom of the sieve plate, the positioning rods are symmetrically installed in the fixing seat and located on the two sides of the discharging plate, fixing rods are symmetrically installed between the two positioning rods in each group, and movable sleeves are slidably connected to the outer portions of the fixing rods. According to the grain screening device, when grains are screened, after the grains fall onto the screening plate, the stacked grains can be flattened, excessive stacking of the grains is avoided, blocking of the screening plate is avoided, the contact area of the grains and the screening plate can be enlarged, the screening efficiency and the screening quality are improved, and practicability is improved.

The utility model discloses a waste material recovery device of a granulator, and particularly relates to the technical field of waste material recovery, a three-section type bearing cylinder design is adopted, and through the design of a communication cylinder, a transition cylinder and a material storage cylinder, waste materials can be stably accumulated and accumulated in the material storage cylinder, so that the scattering and waste of the waste materials are reduced; when the conveying belt operates, the waste can be prevented from being excessively accumulated on the conveying belt, it is ensured that the waste is smoothly discharged, the problem caused by extrusion is prevented, the waste treatment efficiency is improved, the waste can be contained in a bearing hole in the top of the conveying belt, and the waste can be conveniently discharged. The inner wall of the conveying belt is in close contact with the top roller under the action of the driving roller, so that the top roller can be in close contact with a plurality of waste materials in the bearing hole, the waste materials are discharged from the bearing hole, and meanwhile, the conveying belt also rotates to the other side to transport the waste materials, so that the treatment efficiency is improved, and effective discharge, continuous transportation and stable accumulation of the waste materials are realized.

The invention relates to a collecting ring device and a generator, the collecting ring device comprises a rotor assembly and a brush holder assembly, the rotor assembly comprises a rotating shaft, slip rings, a fan and a wind shield, the slip rings and the fan sleeve the rotating shaft, the two slip rings are located at two sides of the fan, and the wind shield is in a volute shape and covers the fan. The brush carrier assembly comprises brush boxes and electric brushes, the multiple brush boxes surround the periphery of the sliding ring in the circumferential direction and form a group, the two sides of the wind shield are each provided with two groups of brush boxes in the axial direction of the rotating shaft, the electric brushes are arranged in the brush boxes and make contact with the sliding ring, and an air outlet of the wind shield faces the contact face of the electric brushes and the sliding ring. The air flow is guided by the volute type wind shield, so that cold air is distributed more uniformly and dispersedly, local air flow dead angles are avoided, and the heat dissipation effect of the cold air is improved. And moreover, cold air exhausted by the wind shield sequentially flows through the two groups of brush boxes, so that the airflow continuously exchanges heat in the axial flowing process, and the heat exchange path is prolonged.

The utility model discloses an automatic sludge detection and pollution discharge device for a water seal tank of a converter purification system, and relates to the field of pollution discharge devices for steelmaking metallurgical equipment.The automatic sludge detection and pollution discharge device comprises a water seal tank assembly, two supporting rods are fixedly connected to the bottom of the water seal tank assembly, and a discharging assembly is arranged at the bottom of the water seal tank assembly; a tight assembly is arranged on one side of the water seal tank assembly; the water seal tank assembly comprises a water seal tank cavity box, a discharging through hopper is arranged at the bottom end of the water seal tank cavity box, a tank cover is connected to the top of the water seal tank cavity box in a clamped mode, a pneumatic adjusting valve is arranged on the top of the tank cover, an intelligent controller is arranged on one side of the water seal tank cavity box, and an ultrasonic mud level meter is arranged in the water seal tank cavity box. The interior of the water-sealed tank cavity box is rotationally connected with a crushing blade assembly; according to the arrangement, sludge detection and treatment effects are added on the water seal tank, and the main purposes of solving sludge accumulation of the device, preventing the whole device from being blocked, avoiding influence on normal work of the device and improving the working efficiency of the device are achieved.

This invention discloses a control method for HC injection, belonging to the field of engine aftertreatment technology. It addresses the technical problems of DPF carrier damage and failure, difficulty in temperature rise, or white smoke emission caused by high temperatures during vehicle operation due to complex vehicle conditions. The method involves: obtaining the engine's actual speed and load; querying the maximum HC injection MAP table based on the actual speed and load to obtain the first HC injection flow rate; obtaining the engine's actual throttle opening change rate; querying the throttle opening change rate correction MAP table based on the actual throttle opening change rate to obtain the throttle opening change rate correction coefficient; correcting the first HC injection flow rate based on the throttle opening change rate correction coefficient to obtain the second HC injection flow rate; selecting the minimum value among the first HC injection flow rate, the second HC injection flow rate, and the actual required injection quantity as the target injection flow rate; and controlling the engine to perform HC injection based on the target injection flow rate.

The utility model relates to the technical field of filling devices, and discloses an automatic catalyst filling device based on a hydrogenation reactor, which comprises a slewing bearing and a discharge pipe, the device further comprises a telescopic mechanism and a telescopic laminated plate, the telescopic mechanism is arranged on the slewing bearing, one side of the inner end of the telescopic laminated plate is arranged on the side face of the slewing bearing, and the output end of the telescopic mechanism is fixedly connected to one side of the outer end of the telescopic laminated plate. And one side of the pipe end of the discharging pipe is fixedly connected to one side of the outer end of the telescopic laminated plate. By the adoption of the structure, the telescopic folding plate can be driven to unfold and contract through the telescopic mechanism, so that the discharging pipe is driven to stretch or contract to adjust the discharging position of the outer end; meanwhile, the upper surface of the catalyst can be rotationally scraped by matching the unfolded telescopic laminated plate with the rotating slewing bearing, so that the upper surface of the catalyst in the reactor is uniform, and excessive accumulation is avoided.

The present invention provides a scrap metal baler, which relates to the technical field of scrap metal recycling. The scrap metal baler comprises: a supporting table, a machine body is provided on the top of the supporting table, a discharge port is provided on one side of the machine body, a discharge plate is fixedly installed on the side of the supporting table close to the discharge port, an L-shaped revolving door is rotatably installed in the machine body, two first fixed frames are fixedly installed on the top of the machine body, the same roller is rotatably installed in the two first fixed frames, a conveyor belt is sleeved on the roller, a first active rod is fixedly installed on one side of the roller, and one end of the first active rod passes through the first fixed frame. The scrap metal baler provided by the present invention has the advantages of being easy to use, high working efficiency, and can crush large scrap metals and facilitate compression and packaging.

The invention discloses an elastin peptide production device using a membrane filtration separation process, belonging to the technical field of protein peptide production, and comprising: a casing, a separation chamber is arranged at the center of the casing, and the separation chamber is used for membrane filtration of emulsion protein peptide; a plurality of membrane filtration units are arranged in sequence up and down; a central column is vertically inserted in the center of the separation chamber, and a cavity structure is arranged in the central column; a heater is installed in the central column; a feed seat is fixed on the upper side of the separation chamber, and a feed pipe is obliquely connected above the feed seat; a material guide mechanism is arranged one by one corresponding to each of the membrane filtration units, and the material guide mechanism is located above the membrane filtration unit; a discharge port is distributed on the casing and is located below the separation chamber; the invention can evenly spread the emulsion protein peptide along the radial direction of the membrane filtration unit, thereby improving the membrane separation efficiency.

The invention discloses a deep and large foundation pit drainage system which comprises a drainage well, a seepage water storage part, a sludge cutting part, a mud-water separation part, a mud collecting part and a mud-water discharge part, a partition plate and a cutting plate are arranged in the seepage water storage part and the sludge cutting part respectively, the diameter of the cutting plate is smaller than that of the drainage well, and the mud-water separation part is arranged in the mud-water separation part. The top of the cutting plate is provided with cutting blades at intervals in the radial direction, the cutting plate and the bottom of the partition plate are each provided with a pair of matched extrusion protrusions so that slurry can pass through a gap between the pair of extrusion protrusions, and the extrusion protrusions on the cutting plate and the cutting blades on the cutting plate are arranged at intervals in the radial direction of the cutting plate. The invention further provides a drainage method based on the deep and large foundation pit drainage system. The mud-water separation efficiency of seepage water of the deep and large foundation pit can be effectively improved, and efficient and stable operation of a drainage system of the deep and large foundation pit is ensured.

The invention discloses natural linoleic acid nanoparticles targeting T cells. A preparation method of the natural linoleic acid nanoparticles comprises the following steps: step 1, firstly, adding anti-CD3 protein molecules into a deionized water solution containing fetal calf serum (BSA) to form a stable system I; 2, dropwise adding the LA liquid into the liquid phase I under the ultrasonic condition, and forming a self-assembled nano core-shell structure (TTLANPs) which takes the LA molecule as a core and anti-CD3 protein / BSA as a shell and has a T cell targeting function through the interaction between hydrophobic / hydrophilic groups of the hydrophobic LA molecule and the protein molecule; according to the T-cell-targeting natural linoleic acid nano-particles, the regulation mechanism of linoleic acid on periodontitis is analyzed from the perspective of metabolic immunity, and the problems that periodontitis is prone to relapse, inflammation and tissue damage cannot be completely eliminated through traditional periodontal basic treatment, and previous research focuses on research and development of antibacterial drugs are solved. Or the immune response level of the organism is systematically regulated, but drug resistance is easily generated or toxic and side effects caused by systemic application exist.

The utility model relates to the technical field of diamond production, and discloses a diamond mixing device which comprises a base, a fixing frame is fixedly assembled at the top of the base, a power source is fixedly clamped on the inner wall of the fixing frame, a power output shaft of the power source is fixedly assembled with one end of an intercepting rod, and the other end of the intercepting rod is fixedly assembled with a rotating shaft. And a rotating shaft is fixedly installed at the other end of the intercepting rod, a mixing assembly is arranged on the outer wall of the intercepting rod, and the outer wall of the rotating shaft is sleeved with a large stirring rod and a small stirring rod. Diamonds and artificial binders can be stirred through a large stirring rod and a small stirring rod on the inner walls of a large stirring barrel and a small stirring barrel and then fall onto the inner wall of a mixing box, at the moment, a motor starts to work under the control of a controller, and a rotating rod can drive a plurality of stirring blades to rotate on the inner wall of the mixing box around the rotating rod; the stirring blades can perform secondary stirring on the diamond raw materials on the inner wall of the mixing box, so that the mixing efficiency is effectively improved.

The invention discloses a high-efficiency continuous production device for trimethylamine hydrochloride, and relates to the technical field of production device.The high-efficiency continuous production device comprises a drying box, a rotating cylinder is rotationally connected to the interior of the drying box, the rotating cylinder is provided with a material separating screen, and a funnel screen fixedly installed on the drying box is arranged below the material separating screen; a discharging channel is arranged between the funnel screen and the rotating cylinder, a control assembly is arranged above the material separating screen, and a feeding assembly is arranged on one side of the top of the drying box. According to the high-efficiency continuous production device for the trimethylamine hydrochloride, through vertical reciprocating movement of the first knocking rod and the second knocking rod, materials adhered to the screen mesh are effectively shaken off, material blockage and accumulation are avoided, and therefore the screening efficiency is improved; the intermittent up-and-down movement of the connecting plate, the first blocking ring and the second blocking ring provides dynamic channel control for materials on the material separating screen, the design ensures smooth flowing of the materials in the screening process, and uneven screening and loss caused by material accumulation are reduced.