34results about How to "Precise ratio" patented technology

The invention belongs to the technical field of crossing of high polymer materials and artificial intelligence, and discloses a method for optimizing the proportion of a nano-composite flame-retardant master batch in engineering plastic based on machine learning. The method is used for solving the problems that a traditional experience trial and error method is low in efficiency in multi-target performance collaborative optimization, high-dimensional nonlinear parameter space search is difficult, and microscopic coupling effect modeling is missing. According to the method, a multi-dimensional input feature set containing material composition and process parameters is constructed, six key performance indexes are combined to form training data, a mixed model formed by cascading a multi-layer perceptron and Gaussian process regression is trained, an improved non-dominated sorting genetic algorithm (NSGA-II) is adopted for multi-target global optimization, and an optimal ratio meeting preset constraints is obtained. The method is an industrial internet technology system service, and solves the technical problem that multi-target performance is difficult to collaboratively optimize due to the fact that a traditional experience trial-and-error method cannot perform modeling and searching on a high-dimensional nonlinear parameter space of a nano-composite flame-retardant system.

The invention relates to the technical field of seed tank feeding equipment and methods, in particular to an automatic seed tank feeding device and method. The sample adding mechanism is used for automatically adding culture medium raw materials; the monitoring mechanism is used for monitoring the liquid level of the tank body; the sample injection mechanism is connected with a water tank, and the sample injection mechanism is used for communication among the water tank, the sample adding mechanism, the tank body and the monitoring mechanism. By arranging the sample adding mechanism and the sample injection mechanism, stable and uniform conveying of solid or liquid raw materials is achieved, flow is accurately controlled in cooperation with the pump machine, it is guaranteed that the culture medium proportion is accurate, the consistency of the culture process is improved, automatic sample adding is achieved through the pump machine, and the labor cost can be effectively reduced. Meanwhile, the sampling mechanism is matched with the monitoring mechanism, so that real-time and synchronous simulation monitoring of the liquid level of the tank body can be realized.

The application provides a high-thermal-conductivity diamond / copper composite material and an SPS sintering process thereof, raw material pretreatment: selecting three kinds of monocrystalline diamond particles with different particle sizes, mixing the titanium-plated diamond obtained after vacuum titanium plating treatment; solid dry powder mixing: uniformly mixing a solid additive and graphene modified copper powder to prepare a copper-based composite dry powder; nitrogen intermittent airflow suspension dispersion: adding the titanium-plated diamond into a sealed covering tank to make the titanium-plated diamond suspended and dispersed in the sealed covering tank; atomization covering makes the copper-based composite dry powder uniformly covered on the surface of the titanium-plated diamond to obtain composite particles; vacuum low-temperature degreasing to obtain the composite particles after degreasing, and SPS sintering demolding to obtain the high-thermal-conductivity diamond / copper composite material. The coating is uniform and dense, has no exposure and no agglomeration, and significantly reduces porosity and interface thermal resistance; the proportioning is accurate, the degreasing is thorough, and there is no residue; the generation of brittle phases is inhibited, and the interface combination is excellent; the thermal conductivity is stable and greater than 700 W / (m*K), and the density is greater than or equal to 99%.

The invention belongs to the technical field of agriculture, and provides an artificial feed and a method for testing the influence of the artificial feed on the growth and development of tomato leaf miners, the method comprises three artificial feed formulas, and standardized feed blocks are prepared through moist heat sterilization and low-temperature preservation. The method comprises the following steps: subpackaging feed by adopting finger-shaped tubes, inoculating according to the density of 3 larvae in each tube, feeding at 25 + / -1 DEG C, and measuring indexes such as the duration, the survival rate, the pupation rate and the eclosion rate of the larvae. Results show that the difference between the formula I and natural foodstuff is minimum, the larva survival rate, pupation rate, pupa weight, eclosion rate and hatching rate are not obviously different from those of natural tomato leaf feeding, and although the larva and pupa duration is prolonged and the single female egg laying amount is reduced, the complete life history of tomato leaf miners can still be supported. According to the method, indoor stable test insects with consistent physiological status are realized, and reliable insect source guarantee is provided for biological research and prevention and control technology development of the tomato leaf miner.

The utility model discloses a carotene emulsion proportion adjusting device, which relates to the technical field of carotene emulsion production equipment, and comprises a box body, the left end of the box body is fixedly connected with a shell, the top end of the box body is fixedly connected with a fixing frame, a plurality of groups of raw material boxes are arranged on the fixing frame, and the plurality of groups of raw material boxes are respectively communicated with the shell through material pipes. Material pipes are arranged in the box body, flow pumps are arranged on the material pipes, a first stirring mechanism and a second stirring mechanism are arranged in the box body, a driving part for synchronously driving the first stirring mechanism and the second stirring mechanism is arranged on the shell, and raw materials required in the proportioning process are quantitatively added through the flow pumps, so that accurate proportioning is realized; meanwhile, the first stirring mechanism and the second stirring mechanism are synchronously driven by the driving part, the first stirring mechanism provides stirring in different directions through mutual cooperation of a first stirring rod and a second stirring rod, and the stirring efficiency and effect are improved; the second stirring mechanism is used for stirring a small amount of solution, so that the stirring effect is obvious, and the stirring efficiency and effect are improved.

The utility model discloses mixing equipment for kitchen waste sludge treatment, which comprises a mixing tank fixed on a supporting table, a feeding pipe and a discharging mechanism are connected onto the mixing tank, an open groove is arranged at the top of the mixing tank, a top cover for sealing the mixing tank is mounted on the open groove in a lifting manner, and a fastening mechanism is arranged between the top cover and the mixing tank. A stirring mechanism and a heating mechanism are mounted at the bottom of the top cover, and a batching pipe is connected to the top cover. The effects of improving the mixing uniformity, ensuring the mixing quality and improving the operation safety and stability of equipment are achieved.

The utility model relates to the technical field of waste liquid treatment, and discloses a laboratory waste liquid graded extraction device which comprises a treatment tank, a pretreatment pipe is slidably inserted into the upper surface of the treatment tank, and the top end of the pretreatment pipe is funnel-shaped. According to the graded extraction device for the laboratory waste liquid, through the metering pump, the first liquid level sensor and the second liquid level sensor, the liquid level of a medicament in the medicament tank and the liquid level of the waste liquid in the treatment tank can be monitored in real time, so that the addition amount of the medicament is automatically adjusted according to the volume of the waste liquid, and accurate proportioning is realized; by means of the function, errors caused by manual visual adding are avoided, the treatment efficiency and the waste liquid treatment accuracy are improved, a filter screen, a first filter element and a second filter element in the pretreatment pipe form a multi-stage filtering system, waste liquid can be filtered stage by stage, impurities and pollutants with different particle sizes are effectively removed, and the treatment effect is good. The graded extraction mode not only improves the purification efficiency, but also ensures the stability of the final treatment result.

The utility model relates to the technical field of renewable resource recovery, in particular to an energy-saving type paperboard continuous production device utilizing waste paper and wood chips, which comprises a conveying device, a conveying device, a conveying device, a conveying device and a conveying device, and the conveying device comprises a waste paper conveying belt and a wood chip conveying belt; blades and hammerheads which are arranged in a staggered manner are arranged in the crusher, the blades are spirally arranged, the hammerheads are hinged in the radial direction, and the blades and the hammerheads are distributed on the same rotor at intervals; the upper end of the vertical channel is communicated with a discharge port of the crusher, the lower end of the vertical channel is connected with the separation unit, the separation unit comprises a permanent magnet roller and an integrated cyclone separation device, and an air inlet of the cyclone separation device is tangentially connected with a discharge end of the permanent magnet roller; and the spraying rotary cleaning bin is arranged below the separation unit and comprises a high-pressure spraying system and a rotary roller, the spraying system is provided with adjustable nozzles which are spirally distributed, and the inner wall of the rotary roller is provided with flexible brush strips and a spiral guide plate. Waste paper and wood chips can be treated in a unified mode, and energy consumption is reduced by integrating the sorting and cleaning system.

This invention discloses an industrial powder metallurgy kneader, specifically relating to the field of kneaders. It includes a kneading box, a top cover, a discharge chute, and a feeding box. The top cover is installed on the top of the kneading box, and the feeding box is connected to one side of the top of the kneading box. The discharge chute is welded to the bottom of the kneading box. A kneading mechanism is installed inside the kneading box, and an opening and closing mechanism is provided at the bottom of the kneading mechanism. A discharge mechanism is installed in the discharge chute. A pressing mechanism is supported on the top cover. A sealing mechanism is installed at the bottom of the feeding box, and a discharging mechanism is provided at the bottom of the sealing mechanism. A first support frame is welded to one side of the kneading box, and one end of the kneading mechanism is installed on the top of the first support frame. One end of the opening and closing mechanism is connected to the first support frame. A connecting pipe is welded to the bottom of the feeding box. This invention has the advantages of being able to compact materials during mixing, improving the uniformity of mixing and kneading efficiency. It also facilitates feeding and avoids mixing between the feeding process and the kneaded materials.

The utility model discloses a papermaking sticker waste regeneration treatment machine which comprises a tank body assembly, a filling assembly is arranged on the outer wall of one side of the tank body assembly, the tank body assembly comprises a tank body, a smashing assembly is arranged in the tank body, the smashing assembly comprises a tank cover and a driving motor, and a grinding base is installed on the outer wall of one side of the tank cover through bolts. A grinding surface is arranged on the outer wall of one side of the grinding seat; when the grinding device is used for pulping crushed wastes, the wastes can be filtered and separated by a plurality of micropores in the porous conical block, the mounting ring and the porous conical block are subsequently pushed by the air cylinder to axially move along the guide groove of the connecting shaft, the gap between the porous conical block and the grinding seat is dynamically adjusted, and the driving motor is subsequently operated to start; the driving motor rotates the connecting shaft, the rotating connecting shaft drives the porous conical block to rotate, and waste above the porous conical block is ground by the grinding surface, so that massive waste is ground, crushing during pulping of the waste is achieved, and the situation that the subsequent pulping effect is affected by massive residues is avoided.

This utility model relates to the field of on-site repair of insulated pipes, specifically a fully automatic polyurethane foaming machine for on-site repair. The inlet ends of the black and white material tanks are connected to the outlet ends of the black and white material barrels via pipes II and I, respectively. The outlet ends are connected to the inlet ends of the black and white material switching unit via pipes VI and III, respectively. The inlet ends of the black and white material cylinders are also connected to the outlet ends of the black and white material switching unit via pipes V and IV, respectively. The inlet end of the mixing nozzle is connected to the white material switching unit and the black material switching unit via pipes VII and VII, respectively. The outlet end of the hydraulic station is connected to the outlet end of the mixing nozzle via pipe IX, and its inlet end is first connected to the outlet end of the mixing nozzle via pipe X, providing power for opening and closing the mixing nozzle. This utility model solves the problems of high difficulty in operation, low efficiency, and difficulty in guaranteeing quality in existing manual foaming machines for repair.

A non-aqueous alkaline dyeing process device for polyester fabrics is disclosed, relating to the field of textile printing and dyeing equipment, and particularly to a dedicated process device for non-aqueous alkaline dyeing of polyester fabrics. The sealed dyeing vessel contains a fabric carrying device; the bottom of the sealed dyeing vessel is connected to the inlet of the liquid circulation system, and the outlet of the stirring circulation system is connected to the sealed dyeing vessel via a pipeline; the outlet of the sealed dyeing vessel is connected to the mixing port of the alkali and medium ratio control unit, and the mixed dye liquor is then returned to the sealed dyeing vessel via a pipeline; a temperature control system is located on the outer wall of the vessel and connected to a controller; through a sealed structure, precise proportioning, stable temperature and pressure control, roller carrying, and medium recovery, it achieves efficient, uniform, energy-saving, and environmentally friendly alkaline dyeing of polyester fabrics in a non-aqueous medium.

The application discloses a kind of gasification disinfection deodorization equipment, belong to gasification disinfection deodorization field.The shell is provided with adjusting mechanism above the shell;The inside left side of the shell is provided with dust removal mechanism;The top of the shell is fixedly installed with cover plate, the lower surface of the cover plate is fixedly connected with mixing cylinder, the inside of the mixing cylinder is provided with multiple partitions, the inside of the mixing cylinder is located at the left of multiple partitions and is provided with vertical rod, the outer side wall of multiple vertical rods and located above multiple partitions are all fixedly connected with sealing baffle one;Equipment gasification disinfection, deodorization, dust removal function is integrated in one:Gasification core can heat mixed solution and gasify into disinfection gas, realize space disinfection deodorization;Dust removal mechanism is atomized and sprayed by water pump and atomizing nozzle with mixed solution, realizes dust fall cleaning, without separately equipped disinfection equipment and dust removal equipment, greatly saves equipment procurement cost and installation space.

The utility model belongs to the technical field of fertilizer applicators, and particularly relates to a water and fertilizer integrated automatic fertilizer applicator which comprises a cart, a storage battery, a stirring tank and a water and fertilizer storage tank are arranged at the top of the cart, a first motor is arranged at the top of the stirring tank, an output end of the first motor is connected with a stirring paddle, and a liquid inlet three-way pipe is connected to the top of the first motor. The top of the water and fertilizer storage tank is provided with a self-suction device, the self-suction device comprises a piston cylinder, a piston rod is inserted into the piston cylinder, the outer side of the piston cylinder is provided with a screw rod mounting bracket, the inner side of the screw rod mounting bracket is rotatably provided with a reciprocating screw rod, and one end of the piston rod is connected with a sliding block; according to the device disclosed by the invention, the monitoring of the water injection flow rate by the flow meter is matched with the control of the running speed of the self-suction device, so that the water and the fertilizer liquid can be accurately proportioned.

The application provides a multi-mode intelligent response luminescent material and a preparation method and application thereof. The chemical expression of the luminescent material is CaWO4:x%Yb 3+ ,Er 3+ ,Eu 3+ ;0

The utility model belongs to the technical field of preparation devices, and particularly relates to a hemp seed tea preparation device which comprises a conical crushing bin, a first conveying pipe is connected to the side face of the bottom of the conical crushing bin, a motor is installed at the bottom of the conical crushing bin, the output end of the motor is connected with a rotating shaft, and a crushing cutter head is installed at the top of the rotating shaft. A hemp seed storage bin is arranged at the bottom of the first conveying pipe, a plurality of groups of ingredient storage bins are arranged beside the hemp seed storage bin in parallel, electric control butterfly valves are arranged at the bottoms of the hemp seed storage bin and the ingredient storage bins, the bottoms of the electric control butterfly valves are connected with a multi-way pipe, and the bottom of the multi-way pipe is fixed to a quantifying device. The maximum particle size of the crushed fructus cannabis can be controlled, the consistency of the taste of tea soup and the component release capacity of the fructus cannabis during tea boiling can be improved, the water temperature in the inner container can be kept at a proper temperature, overheating and boiling are avoided, and the situation that effective components in the fructus cannabis are damaged due to overheating of water is avoided.

The application discloses a metal powder type flux-cored wire suitable for 1.5GPa-grade aluminum-silicon plated layer hot forming steel and a preparation method thereof. The component design of the application is reasonable, the process compatibility is good, the welding penetration is large, the workpiece deformation is small, and the welding efficiency is high, so that the high reliable connection requirement of 1.5GPa-grade aluminum-silicon plated layer hot forming super-high-strength structural parts can be met. Meanwhile, the preparation process is mature, and the application can be produced on a large scale. The technical problems of insufficient joint strength, serious softening of heat affected zone, poor crack resistance and weak laser welding adaptability of the existing similar welding wires are solved.

The invention relates to the technical field of medical health care products, in particular to an anticancer composition containing phellinus igniarius extract and total ginsenoside and application of the anticancer composition. The anticancer composition comprises a phellinus igniarius extract and total saponins of ginseng. The mass ratio of the phellinus igniarius extract to the total ginsenoside is 1: (0.5-2); the phellinus igniarius extract is obtained by taking artificially cultivated phellinus igniarius as a raw material through ultrasonic-assisted extraction and reflux extraction in stages; the extraction solvent is selected from water or an ethanol water solution with the ethanol concentration not exceeding 40%. The anticancer composition provided by the invention has remarkable in-vitro anticancer activity and low toxicity to normal cells.

The utility model relates to the technical field of anti-rust oil, and provides an automatic proportioning device for anti-rust oil, which comprises a proportioning box, a proportioning component arranged at the upper end of the proportioning box and used for screening out proportioned materials, and a plurality of regulating and controlling components arranged at the upper end of the proportioning component and used for regulating and controlling the quantity of proportioned raw materials. The multiple regulation and control assemblies are annularly arrayed at the upper end of the proportioning assembly, a mixing assembly is arranged at the center of the proportioning box and used for mixing proportioned materials, each regulation and control assembly comprises a material storage box arranged above the proportioning box, one end of each material storage box communicates with a feeding port, and the other end of each material storage box communicates with a discharging port. The bottom end of the material storage box is communicated with an irregular discharging pipe, a flow sensor is installed on the inner wall of the top end of the irregular discharging pipe, and an electromagnetic valve is installed on the inner wall of the bottom end of the irregular discharging pipe. According to the raw material proportioning device, the accuracy of the flow of raw materials is improved, and a user can conveniently and accurately control the proportioning amount of the raw materials.

The utility model relates to the technical field of medical scar gel, in particular to a preparation machine for medical scar gel production, which comprises a shell, a conveying pipe, two proportioning mechanisms, a stirring mechanism and a supporting mechanism, each proportioning mechanism comprises a weighing sensor, a storage groove, a first electromagnetic valve and a discharging pipe, the weighing sensor is arranged at the upper end of the shell, and the stirring mechanism is arranged at the lower end of the shell. The storage groove is formed in the upper end of the weighing sensor, one end of the discharging pipe is communicated with the lower end of the storage groove, the other end of the discharging pipe penetrates through the upper end of the shell and is communicated with the conveying pipe, and the first electromagnetic valve is arranged on the discharging pipe. Raw materials are placed in the storage tank, then a worker observes the weight change of the weighing sensor, when the weight change reaches an expected numerical value, the raw materials are stopped from being placed, then the first electromagnetic valve is opened, the raw materials are led into the conveying pipe from the discharging pipe, and finally the raw materials enter the stirring mechanism to be stirred and mixed, and therefore through the arrangement, the raw materials can be accurately proportioned; and the quality of the gel produced subsequently is improved.

The utility model belongs to the technical field of agriculture and forestry equipment, and relates to a water and fertilizer intelligent control system which comprises a main conveying pipe, one end of the main conveying pipe is a water inlet connected with a water storage device, and the other end of the main conveying pipe is a water and fertilizer outlet. A fertilizer liquid conveying pump for driving fertilizer liquid to flow to the main conveying pipe is arranged at one end, close to the main conveying pipe, of the fertilizer liquid conveying main pipe, the fertilizer liquid conveying main pipe is connected with a plurality of fertilizer liquid conveying branch pipes, and inlets of the fertilizer liquid conveying branch pipes are connected with different fertilizer storage devices; a first one-way valve, a turbine flowmeter and a first electric proportional valve with an adjustable opening degree are sequentially arranged on the fertilizer liquid conveying branch pipe along the conveying direction, and the turbine flowmeter and the first electric proportional valve are electrically connected with the controller. The water and fertilizer intelligent control system provided by the utility model can be used for preparing and conveying water and fertilizer mixed liquid more accurately, and has the advantages of compact structure, high automation degree and accurate proportioning.

This utility model discloses a micro-dispensing device for culture medium reagents in the field of experimental reagent proportioning technology, aiming to solve the problem of cumbersome manual preparation of reagents of different concentrations in the prior art. It includes a storage tank with two non-communicating storage chambers inside. Neither of the two storage chambers has a circular cross-section, and a piston plate is slidably disposed within each chamber. A threaded adjusting rod penetrating the storage tank is mounted on each piston plate. Two adjusting knobs are rotatably disposed on the storage tank, each knob having a threaded groove in its center. The two threaded adjusting rods are respectively connected to the threaded grooves of the two adjusting knobs. Graduation lines are provided on the outer ring of the two adjusting knobs on the storage tank. This utility model is used for the rapid preparation and extraction of mixed reagents for culture media, and can efficiently achieve the proportioning and dispensing of reagents of different concentrations, exhibiting excellent practical performance.

The utility model discloses a raw material weighing device for concrete retarder production relates to weighing device technical field, the utility model discloses a support frame, the support frame top fixedly connected has and places the bucket, the support frame bottom is provided with the feeding box, the feeding box top is provided with the weighing assembly, the weighing assembly is including the weighing box of fixed connection in the feeding box top, the weighing board of fixed connection in the weighing box inside. The utility model discloses a dynamic weighing sensor and the closed loop control of automatic control valve realize accurate dosing, and the raw material is from the placement barrel and enters the weighing box through the discharge pipe, and the flow sensor monitors the dosing amount, and the dynamic weighing sensor synchronously gathers weight data. When the weight reaches the set value, the automatic control valve closes immediately, and then the first hydraulic cylinder drives the push plate and pushes the raw material into the falling pipe, and the closed loop control reduces the weighing error, avoids the manual operation deviation, ensures the retarder proportioning accuracy, and improves the product performance consistency.

This utility model discloses a high-efficiency mixing reactor for bleaching bagasse pulp, including a mixing reaction tank, a bagasse pulp preparation tank, and a chlorine dioxide preparation tank. The mixing reaction tank has bagasse pulp inlets and chlorine dioxide inlets on its top two sides, respectively, and a discharge outlet at its bottom. The bottoms of the bagasse pulp preparation tank and the chlorine dioxide preparation tank are higher than the top of the mixing reaction tank, and their bottom outlets are connected to the bagasse pulp inlets and chlorine dioxide inlets respectively via discharge pipes. The bagasse pulp preparation tank contains a float and a level switch, and the chlorine dioxide preparation tank contains a float and a level switch. This utility model, through the floats and level switches in the bagasse pulp preparation tank and the chlorine dioxide preparation tank, can control the submersible pump to disconnect, ensuring a precise ratio of bagasse pulp and chlorine dioxide drawn into the tanks, while also saving labor costs and improving mixing reaction efficiency.

This utility model discloses a mobile chemical mixing device, including a first pipe, a liquid inlet pipe, a second pipe, a third pipe, a liquid outlet pipe, a pressure gauge, an air inlet pipe, and an exhaust pipe integrated on a mixing tank. It also includes a liquid filtration device, a gas filtration device, and a cooling device. The combination of various pipes and valves enables functions such as circulating mixing, liquid filtration, pressure balancing, and liquid cooling, thereby improving mixing efficiency and effect. Furthermore, unified control through a control system enables automated mixing of the entire device. In addition, the mixing tank has a movable bracket at the bottom, which allows the entire device to be moved, making it highly mobile and flexible.

The utility model belongs to the technical field of antirust agent production equipment, particularly relates to a feeding device for antirust agent production, and aims to solve the problem that the production efficiency is low when an antirust agent is produced due to tedious raw material feeding steps caused by an existing manual feeding mode during feeding. A supporting frame and a mixing machine are fixedly installed on the top of the base respectively, the mixing machine is located on one side of the supporting frame, a plurality of raw material barrels are fixedly installed on the top of the supporting frame at equal intervals, the feeding device further comprises a conveying mechanism, and the conveying mechanism is connected with the inner walls of the bottoms of the raw material barrels respectively. According to the raw material feeding device, different raw materials can be pumped to the mixing machine at the same time by starting the conveying pump, so that the working efficiency can be effectively improved when the raw materials are fed, and the feeding ratio of the raw materials can be conveniently controlled in the raw material conveying process, so that the raw material feeding device has good use convenience.

The invention discloses a capsule for blood sugar, skeleton and vision triple health intervention for middle-aged and elderly people, and relates to the technical field of health care products. The capsule is composed of a content and a capsule shell, the content takes dietary fiber, calcium element and xanthophyll as core active components, is compounded with synergistic components such as chromium element, vitamin D, zeaxanthin and DHA, and is supplemented with auxiliary materials such as an antioxidant and an emulsifier; the capsule shell is prepared from composite components, so that the stability and compatibility are improved. Triple cooperative intervention of blood sugar regulation, bone strengthening and visual protection is achieved through scientific compounding, the preparation process is optimized, the component stability and bioavailability are ensured, and the problem that existing single or dual-effect products cannot meet multiple health requirements of middle-aged and elderly people is solved.

This utility model relates to the field of mixing machine technology, and provides an MPP tube mixing machine with a metering structure. It includes a base plate, a control center cabinet on top of the base plate, a bracket fixedly connected to the top of the base plate, and a metering screw feed mechanism on the top of the base plate. The cooperation between the metering screw feed mechanism and the internal components of the mixing mechanism enables precise control of the material conveying volume to achieve the metering function. The grooved design of the bracket provides stable support for the feeding box, ensuring stable operation. The reasonable layout of the feeding pipe and the transmission pipe ensures smooth material conveying, improving the accuracy and stability of feeding, and effectively enhancing the overall working efficiency and mixing quality of the MPP tube mixing machine. Through the above technical solution, the technical problem of poor efficiency in the mixing process in related technologies is solved.

The utility model relates to the technical field of feed mixing, and discloses a sturgeon feed mixing device which comprises a bottom plate, a mixing tank is arranged at the top of the bottom plate, a vertical plate is fixedly mounted at the top of the bottom plate, a mounting block is fixedly mounted on the right side of the vertical plate, the mixing tank is fixedly mounted in the mounting block, and the vertical plate is fixedly mounted in the mounting block. A feeding mechanism is arranged at the top of the mixing tank, a stirring mechanism is arranged in the mixing tank, and the feeding mechanism comprises a discharging box communicated with the top of the mixing tank. Through mutual cooperation of the discharging pipe, the electric valve, the weighing frame, the rotating shaft, the weight sensor module, the driving assembly and the like, raw materials in the two material containing boxes can quantitatively fall down, so that the adding amount of various raw materials can be controlled, the accurate proportion of nutritional ingredients of the feed is guaranteed, the quality of the sturgeon feed is improved, and the working efficiency is improved. And through the stirring mechanism, the mixing uniformity of the raw materials during stirring can be ensured, and the feed mixing quality is improved.

The utility model discloses a dephosphorization dosing device for sewage treatment, relates to the field of dosing devices, and aims to solve the problem that the dosing device in the prior art is not provided with a proportioning mechanism, so that the dosing amount is not accurately controlled, and the sewage dephosphorization effect is further influenced. A dosing pipe and a water injection pipe are fixedly connected to the two sides of the middle of the upper end of the dilution tank respectively, metering pumps are connected to the upper ends of the dosing pipe and the water injection pipe, a phosphorus removal agent storage tank is connected to the upper end of the metering pump at the upper end of the dosing pipe, and a water supply pipe is connected to the upper end of the metering pump at the upper end of the water injection pipe; according to the sewage treatment dephosphorization device, the metering pump is arranged to be connected with the chemical adding pipe and the water injection pipe, the adding proportion of a dephosphorization agent and clear water can be accurately controlled, it is ensured that the chemical proportion is accurate, and the sewage treatment dephosphorization effect is remarkably improved.