16 results about "Aluminium phosphide" patented technology

The invention relates to the technical field of grain depot storage equipment, and particularly discloses an aluminum phosphide automatic dosing robot which comprises a walking mechanism, a medicine preparing mechanism, a metering mechanism, a dosing mechanism and a controller. The walking mechanism is provided with the medicine preparing mechanism, the tail end of the medicine preparing mechanism is connected with the metering mechanism, and the metering mechanism is in butt joint with the dosing mechanism; the medicine feeding mechanism is used for feeding aluminum phosphide tablets to a feeding point in a grain depot, and the controller is used for controlling the walking mechanism, the medicine preparing mechanism, the metering mechanism and the medicine feeding mechanism to work cooperatively. The automatic aluminum phosphide dosing robot aims at solving the problems that traditional aluminum phosphide dosing is high in manual dependency degree, large in safety risk, low in efficiency and poor in precision, full-process automation from medicine bottle opening to tail end dosing is achieved, operation safety and dosing precision are guaranteed, and the automatic aluminum phosphide dosing robot adapts to the complex environment of a grain depot.

The utility model provides a production device of electronic-grade hydrogen phosphide. The production device comprises a full-automatic aluminum phosphide feeding system, a sulfuric acid metering tank, a constant-temperature reaction kettle, a purification cooling system, a heavy component removal purification column, a cold trap collection device, a light component removal purification column, a low-temperature filling system, an inert gas purging system, a vacuum system and a tail gas treatment system. The method comprises the following steps: quantitatively adding aluminum phosphide into a constant-temperature reaction kettle, slowly adding sulfuric acid into the constant-temperature reaction kettle through a metering tank, reacting to generate hydrogen phosphide gas, and removing particulate matters, acid mist, moisture, arsenic hydride, hydrogen sulfide, carbon dioxide, carbon monoxide, alkane, silane and ethylene in the hydrogen phosphide gas through pre-cooling, deep cooling, heavy component removal, cold trap and light component removal to obtain the electronic-grade hydrogen phosphide special gas with the purity of 99.9999%. And feeding tail gas generated in the purification process into a tail gas treatment system, absorbing the tail gas through a two-stage tower, and discharging the tail gas after reaching the standard.

This utility model belongs to the field of aluminum phosphide tablet production technology, specifically relating to a pressing device for aluminum phosphide production. It includes a base, a storage box, and a telescopic pressure plate, as well as a forming disc and a storage cylinder. The forming disc is located inside the protective cylinder. A top plate, which mates with a groove on the top surface of the forming disc, is installed inside the forming disc via an electric telescopic rod. A pressure plate, which mates with the forming disc, is installed on the bottom plate of the telescopic pressure plate via a spring telescopic rod. The storage cylinder, which communicates with the bottom opening of the protective cylinder, is located on the base. By setting up the forming disc, pressure plate, and multiple feeding pipes, multiple aluminum phosphide tablets can be formed simultaneously, improving the production efficiency of aluminum phosphide tablets. By setting two fans on the protective cylinder, one fan, connected to a collection box, is used to collect the powder inside the protective cylinder, and the other fan is used to blow the formed aluminum phosphide tablets, enabling the simultaneous discharge of multiple tablets.

The utility model discloses a hydrogen phosphide tail gas treatment device. According to the technical scheme, the aluminum phosphide residual material recycling device comprises an air compression mechanism, a vacuum material suction mechanism, an aluminum phosphide residual material generation device, a fan circulation device and a control center. The air compression mechanism comprises an air compressor and a high-pressure air supply pipe connected with the air compressor; the vacuum material suction mechanism comprises a first vacuum material conveyor and a second vacuum material conveyor which are arranged in parallel, the aluminum phosphide residual material generation device comprises a first-stage reaction tank and a second-stage reaction tank which are connected in series, and the fan circulation device comprises a circulation fan communicated with the second-stage reaction tank; and the circulating fan is communicated with a circulating air duct system of a grain pile through a positive pressure end air inlet pipe and a return pipe. The scheme provided by the utility model is used for treating residual powder after deliquescence of aluminum phosphide for further thorough reaction, and poison gas after reaction is sent back to a grain pile for effective utilization.

The utility model belongs to the technical field of aluminum phosphide tablet pressing, and particularly relates to an aluminum phosphide tablet efficient pressing device convenient to discharge, which comprises a pressing cylinder, a pressing disc is arranged above the pressing cylinder, a supporting material control assembly is arranged at the bottom of the pressing cylinder, and the supporting material control assembly comprises a material control disc, a first telescopic rod and a push-out scraping arc plate. The material control disc is located in the pressing cylinder to conduct pressing operation, and the material control disc leaves the interior of the pressing cylinder to conduct discharging operation; the material control disc is located in the pressing cylinder to conduct pressing operation, the material control disc leaves the pressing cylinder to conduct discharging operation, during discharging, when the material control disc corresponds to the push-out scraping arc plate, the push-out scraping arc plate can move along the surface of the material control disc under the action of a second telescopic rod, and when materials pass through a filtering plate and a collecting plate, the material control disc can move along the surface of the material control disc. Residual parts can be filtered through the filter plate, and pressed materials are located on the collecting plate, so that the next pressing is facilitated, and the pressing work is efficiently developed.

The utility model discloses an aluminum phosphide deliquescence rate detection device, and relates to the technical field of aluminum phosphide deliquescence rate detection, the aluminum phosphide deliquescence rate detection device comprises a machine body, the bottom end in the machine body is provided with a heating cavity, the rear side of the machine body is fixedly provided with a purification assembly, and the purification assembly is used for absorbing hydrogen phosphide gas generated by aluminum phosphide and purifying the hydrogen phosphide gas; a detection assembly is arranged in the machine body and used for detecting the deliquescence rate of aluminum phosphide, and the purification assembly comprises a box body. According to the hydrogen phosphide purification device, hydrogen phosphide gas remaining in the gas outlet cavity is conveyed to the bottom end of the interior of the purification box through the exhaust pipe, the hydrogen phosphide gas is absorbed by sodium hypochlorite to generate stable and harmless phosphates, the risk of the hydrogen phosphide gas is reduced, and the use safety is improved.

This invention relates to an intelligent robot and method for applying aluminum phosphide to grain warehouses. The intelligent robot includes a walking chassis and a first manipulator and a second manipulator mounted on the chassis. The first manipulator has a flip-up pesticide storage and dispensing assembly connected to its end. The assembly includes a storage shell and a dispensing roller in a bottom slot. The first manipulator grips the pesticide bottle, and the second manipulator opens and closes the cap. By flipping the entire manipulator, the bottle is docked with the storage shell. Through changes in the manipulator's spatial posture, the robot utilizes gravity to achieve lossless return and sealed recovery of remaining pesticide. This invention solves the technical problems of pesticide jamming, uneven distribution, and difficulty in recovering highly toxic residues in existing technologies, achieving inherent safety and efficient, even application during fumigation operations.

The utility model belongs to phosphor bronze production technical field, concretely relates to a kind of phosphor bronze tablet reaction container of high mixing efficiency, including reaction tank, feeding mechanism, material bucket, the tank top of reaction tank is connected exhaust valve and mixing pipe, exhaust valve is connected exhaust pipeline and material bucket by three-way pipe, the both ends of feeding mechanism are connected nitrogen pipeline and mixing pipe respectively, the throat of venturi in feeding mechanism is connected lower three-way pipe by material extraction pipe, lower three-way pipe bottom end blind dead and top end intercommunication guide slot, guide slot top is connected material bucket bucket mouth by sanitary clamp, the variable diameter section part of material bucket is threadedly connected bucket cover, unscrambling cover subassembly is rotatably installed on lower three-way pipe, unscrambling cover subassembly transmission connection bucket cover. Through the cooperation of positive pressure nitrogen and venturi structure, safe negative pressure mixing feeding in the sealing system formed by reaction tank, feeding mechanism and material bucket is realized, and the safety of feeding and the uniformity of mixing are effectively improved.

The application provides a composite current collector, a preparation method thereof and a negative electrode-free battery. The composite current collector comprises a current collector substrate, and an aluminum fluoride layer, an aluminum phosphide layer and a conductive layer which are sequentially arranged on at least one side surface of the current collector substrate. The composite current collector provided by the application has improved sodium affinity and reduced risk of interface side reaction by the aluminum fluoride layer covering the current collector substrate. The sodium nucleation overpotential is reduced by the aluminum phosphide layer, thereby further improving the sodium affinity. The current distribution and sodium deposition effect are optimized by the conductive layer. Therefore, the composite current collector has excellent sodium deposition uniformity, the negative electrode-free battery containing the composite current collector has high initial coulombic efficiency and excellent cycle stability. In addition, the composite current collector has the advantages of simple structure, easily available raw materials and easy realization of large-scale production.

The invention provides a co-extrusion packaging material with a long-acting slow-release insecticidal function as well as a preparation method and application of the co-extrusion packaging material, and belongs to the technical field of insecticidal functional materials. The invention discloses a co-extrusion packaging material with a long-acting slow-release insecticidal function. The co-extrusion packaging material is composed of an outer surface layer, an insecticide composite layer and a controlled-release layer in sequence from outside to inside, the insecticide composite layer is composed of a resin matrix and aluminum phosphide particles, and the aluminum phosphide particles account for 5-30 wt% of the insecticide composite layer. The outer surface layer has high barrier property, can prevent hydrogen phosphide from dissipating too early, and prevents external water vapor from entering; the controlled release layer can regulate the release rate of hydrogen phosphide through a pore structure, and hydrogen phosphide is slowly released when being in contact with storage articles; according to the insecticide composite layer, microcapsules are wrapped by polymer melt, aluminum phosphide is prevented from making direct contact with the environment, completely-wrapped particles and partially-exposed particles of aluminum phosphide coexist, and the effect of continuously releasing insecticidal gas is achieved.

The utility model belongs to the technical field of aluminum phosphide crushing, and particularly relates to a high-safety aluminum phosphide reaction solid block crushing device which comprises an outer box body, a feeding hopper is arranged at the top of the outer box body, two movable plates are rotatably connected to the top of an inner cavity of the outer box body through torsional springs, two crushing rollers are arranged in the inner cavity of the outer box body, and the two movable plates are arranged on the outer box body. The bottom of the outer box body is movably connected with a movable box, and the two sides of the movable box are provided with a first winding bin and a second winding bin correspondingly. The space between the inner cavity of the outer box body and the feeding hopper can be shielded through the two movable plates, the sealing performance in the crushing process is guaranteed, the protective layer automatically covers the top of the movable box, the situation that crushed aluminum phosphide solid blocks in the movable box make contact with the external environment and workers can be avoided, and the working efficiency is improved. The safety in the crushing process is improved, meanwhile, toxic hydrogen phosphide can be converted into relatively harmless substances through a sodium hydroxide solution in the fixing groove, and the crushing safety is further improved.

The utility model discloses an adjustable rice disinsection machine used in the rice processing process, which comprises a machine shell, two groups of rice placing assemblies are arranged in the machine shell, each group of rice placing assembly comprises two groups of guide rails fixedly arranged in the machine shell, and the guide rails are connected with a placing frame; rice is placed in the placing frame, aluminum phosphide tablets are placed in the machine shell, generated aluminum phosphide gas conducts insect killing operation on the rice, in the process, the placing frame is driven by the shaking assembly to move leftwards, at the moment, the telescopic supporting column and the spring are stressed and compressed, then the placing frame is driven to move rightwards under the action of the restoring force of the spring, and the process is repeated. According to the rice disinsection machine, the rice can be shaken only by rotating the rotating shaft, then aluminum phosphide gas can make contact with all the rice conveniently, the disinsection efficiency is improved, the flowing speed of air in the machine shell can be increased through the fan, then the aluminum phosphide gas can rapidly flow in the machine shell, and the disinsection efficiency is further improved.

The utility model provides a kind of aluminium phosphide particle size screening device, including box, the box bottom is equipped with elastic support column, the box top is equipped with feed inlet, the box is equipped with screening chamber, the screening chamber is equipped with particle size screening disc, particle size screening disc one end is equipped with hinged rotating part, particle size screening disc other end is equipped with discharge gate, particle size screening disc bottom is equipped with screen, particle size screening disc discharge gate bottom is equipped with electric telescopic link, particle size screening disc top is equipped with connecting frame and vibration motor, the screening chamber bottom is equipped with deflector and discharge hopper.The utility model is connected with the hinged connection dynamic inclination adjustment of electric telescopic link and particle size screening disc by multistage gradient screen, can conveniently adjust the horizontal inclination of particle size screening disc, make aluminium phosphide fully screen when particle size screening disc horizontal, then adjust gradient and let material enter next stage screening, ensure the fullness of screening and the smoothness of material transmission.

The utility model belongs to the technical field of metal processing, and particularly relates to an aluminum phosphide crushing device for producing aluminum phosphide powder, which comprises a shell, a crushing roller, an electric ejector rod and a screen and further comprises a temporary storage bin, a crushing bin and a feeding channel are arranged on the shell, the temporary storage bin is rotatably mounted on the crushing bin, and the feeding channel is communicated with the temporary storage bin. A plurality of material storage grooves are evenly formed in the temporary storage bin, the crushing rollers are arranged on the side walls of the two sides of a channel of the crushing bin, and the screening net matched with the temporary storage bin and the two electric ejector rods matched with the screening net are slidably installed on an opening in the bottom of the shell; by arranging the temporary storage bin rotationally installed on the outer side of the smashing bin and the screening net matched with the temporary storage bin, the stability of the temporary storage bin in the rotating process is guaranteed by arranging a limiting ring, by arranging an observation window, a user can conveniently determine the condition in the device, and by arranging a spring telescopic rod, the screening effect of the screening net on aluminum phosphide is guaranteed.

The utility model relates to a stirring and firing system for aluminum phosphide production, and belongs to the technical field of aluminum phosphide production. Comprising a furnace body arranged in a foundation pit and a powder mixing machine arranged above the ground, electric heaters are evenly arranged on the inner wall of the furnace body, a feeding port and a discharging port are formed in the powder mixing machine, a ground rail is arranged below the discharging port, and an electric self-walking rail car walking in the length direction of the ground rail is arranged on the ground rail. A firing inner container is further arranged in the furnace body, and the furnace further comprises a lifting device used for lifting the firing inner container. The utility model has the beneficial effects that raw materials for producing aluminum phosphide are mixed by utilizing the powder mixer, then the fired liner is transferred to the hoisting position by utilizing the electric self-walking rail car and is transferred into the furnace body by utilizing the hoisting device, and after the firing is finished, the fired liner is transferred into the furnace body by utilizing the hoisting device. The firing inner container in the furnace body and the reactants in the firing inner container can be transferred to the next working procedure through the lifting device, the connection of the previous working procedure and the next working procedure is smooth, and therefore the production efficiency is improved.

The invention discloses a waste aluminum phosphide and rotary kiln linkage safety disposal method and system, and relates to the technical field of hazardous waste disposal and recycling. The invention discloses a safe disposal method for linkage of waste aluminum phosphide and a rotary kiln. The safe disposal method comprises the steps that firstly, waste aluminum phosphide and water are added into a corrosion-resistant reaction kettle to be stirred and hydrolyzed, and hydrogen phosphide gas and residue slurry are obtained; and then the phosphine gas diluted by the nitrogen and the residue slurry are conveyed to a combustion area of the rotary kiln to be subjected to high-temperature oxidation sintering, residue particles are collected, incineration tail gas is subjected to multi-stage purification treatment, and the tail gas is discharged after being detected to reach the standard. According to the safe and harmless treatment method and system for the waste aluminum phosphide, through the pretreatment coupling high-temperature rotary kiln incineration technology, synchronous high-temperature oxidative decomposition of residues and hydrogen phosphide gas is achieved, toxicity and fire blast risks are thoroughly eliminated, closed operation and automatic control are achieved in the whole process, and safety, environmental protection and high efficiency are guaranteed.