11results about "Perchlorates" patented technology

The application discloses a rapid evaporation salt collecting device for ammonium perchlorate mother liquor and relates to the technical field of evaporation salt collecting devices. The device comprises an operation table, the upper surface of the operation table is fixedly connected with an inner barrel, the outer part of the inner barrel is fixedly connected with an outer barrel, a heating cavity is formed between the inner barrel and the outer barrel, a coil pipe is arranged in the heating cavity, the coil pipe is fixedly connected to the outer wall of the inner barrel, the top end of the coil pipe is in communication with the heating cavity, a rotary pipe is arranged in the bottom of the inner barrel, a rotary joint is in communication with the bottom of the rotary pipe, a connecting pipe is in communication with the bottom of the rotary joint, and the end, which is away from the rotary joint, of the connecting pipe is in communication with the coil pipe. The rapid evaporation salt collecting device for ammonium perchlorate mother liquor drives the stirring blade to rotate through the sliding sleeve, the stirring blade stirs the ammonium perchlorate mother liquor, the temperature of the ammonium perchlorate mother liquor at all positions in the inner barrel is basically uniform, the phenomenon that the mother liquor is unevenly heated is avoided, the evaporation time is shortened, and the evaporation efficiency is improved.

The utility model discloses a low-energy-consumption purification device for ammonium perchlorate, and relates to the technical field of inorganic salts. The ammonium perchlorate low-energy-consumption purification device comprises a device shell and a waste heat circulation mechanism, the waste heat circulation mechanism comprises a device bottom plate, a heating base, a condensation box, a coil pipe, a first gas outlet pipe and a second gas outlet pipe, the device bottom plate is fixedly connected to the bottom of the device shell, and the heating base is fixedly connected to the bottom of the device bottom plate; the condensing box is fixedly connected into the device shell, the bottom of the condensing box is fixedly connected with the device bottom plate, the coil pipe is fixedly connected to the outer surface of the condensing box, the multiple first air outlet pipes are fixedly connected to the surface of the condensing box, and each first air outlet pipe is fixedly connected with the coil pipe. Through the arrangement of the waste heat circulation mechanism, water vapor in the heating process heats the surface of the condensation box again, waste heat generated in the crystallization process is reused, the overall energy consumption can be remarkably reduced, and carbon emission and energy resources in the production process are reduced.

The utility model relates to the potassium perchlorate precipitation field especially relates to a needle type potassium perchlorate precipitation filtering device. Including the precipitation box, first cooling precipitation mesh plate and second cooling precipitation mesh plate, the precipitation box main part is square box structure, the inside of precipitation box is vertically arranged with a plurality of first cooling precipitation mesh plate and second cooling precipitation mesh plate, first cooling precipitation mesh plate and second cooling precipitation mesh plate level from one side first insertion port and second insertion port insert, first cooling precipitation mesh plate and second cooling precipitation mesh plate staggered arrangement, the top middle part of precipitation box is provided with liquid inlet. Through the refrigeration of refrigerating machine to the precipitation box, makes inside keep a temperature that can fast precipitate, the structure of first cooling precipitation mesh plate and second cooling precipitation mesh plate can make solution can quickly spread, thereby make the precipitation effect better, first cooling precipitation mesh plate and second cooling precipitation mesh plate can be quickly replaced after the precipitation is complete.

The invention relates to the technical field of perchlorate recovery, in particular to a process for recovering perchlorate from perchlorate packaging bags, which comprises the following steps: S1, sequentially conveying the packaging bags into a recovery chamber for primary recovery and secondary recovery; s2, liquid I generated by primary recovery is guided into a distillation tower for distillation and crystallization, and liquid II generated by secondary recovery is guided into a primary recovery pool to be used as water for primary recovery and recycled; s3, purified water is introduced into a distillation tower to serve as condensate water, and the purified water absorbing heat serves as a water source for secondary recovery; s4, purified water obtained after distillation is collected and used as water for condensation of a distillation tower, and crystals obtained after distillation of the distillation tower are collected; the step S1 comprises the steps that S101, bag opening is conducted, specifically, a packaging bag is turned over, so that the inner side of the packaging bag is completely exposed; and S102, recycling is conducted, specifically, the turned packaging bag is washed and recycled. The system improves energy utilization and is more environment-friendly.

The utility model discloses a movable ammonium perchlorate crystallization kettle stirring and side wall scraping device, which relates to the technical field of ammonium perchlorate crystallization equipment and comprises a kettle body, a disc is arranged at the top end of the kettle body, an annular groove is formed between the disc and the inner wall of the kettle body, a movable ring is arranged above the annular groove, and the movable ring is connected with the movable ring. The bottom of the moving ring is fixedly connected with a first scraping plate, the first scraping plate penetrates through the ring groove and extends into the kettle body, the bottom end of the first scraping plate is fixedly connected with a round rod, and the round rod is rotatably connected with a second scraping plate. According to the movable stirring and side wall scraping device for the ammonium perchlorate crystallization kettle, by arranging the first scraping plate, the second scraping plate and other structures, the side wall and the bottom wall in the kettle body can be pushed and scraped, the first scraping plate and the second scraping plate can be pulled out from the interior of the kettle body to be cleaned, and meanwhile the situation that abrasion is accelerated due to continuous contact with the inner wall of the kettle body is avoided; and the use efficiency of the stirring and side wall scraping device of the movable ammonium perchlorate crystallization kettle is improved.

The utility model discloses a kind of ammonium perchlorate quantitative feeding processing equipment, it is related to ammonium perchlorate processing technical field, including box, the top of box is provided with barrel, and barrel is symmetrically arranged with two, two the barrel and box between being provided with quantitative mechanism, the upper surface of two barrel is all set with feed inlet, the inside of two barrel is all connected with first filter screen, the inside left end wall of box is equipped with stirring rod, the right side of stirring rod is provided with plugging mechanism, the right side of plugging mechanism is provided with second filter screen, the top of second filter screen is provided with processing mechanism, the right end bottom of box is set with discharge port. The utility model is provided with a series of structures, and the quantitative proportioning of solution discharge is realized using simple physical structure, and the cost is low, and in the production process, the generated ammonia gas can be recycled.

The invention relates to the field of inorganic materials, in particular to potassium perchlorate and application in safety airbags, and the potassium perchlorate comprises a potassium perchlorate core body and a protective layer coating the surface of the potassium perchlorate core body; the preparation method of the potassium perchlorate comprises the following steps: dispersing a potassium perchlorate core body in a solvent containing an organic ligand, enabling the organic ligand to be adsorbed on the surface of the potassium perchlorate to form an induction layer, then adding the induction layer into a growth solution containing metal ions, enabling a metal organic framework crystal to grow on the surface of the potassium perchlorate to form a protective layer, and finally obtaining the potassium perchlorate. The prepared potassium perchlorate has extremely low moisture absorption rate and extremely high friction safety, in addition, possibly, transition metal ions in a protective layer have catalytic activity, but the burning speed is increased, and the potassium perchlorate can be applied to safety airbags of automobiles.

This utility model discloses a monitoring device for the ammonium perchlorate reaction process, relating to the field of ammonium perchlorate production technology. The monitoring device includes a base and a control box; the perchloric acid reaction assembly includes an electrolytic tank, and an ammonium perchlorate reactor is fixedly connected to the upper end of the base; a temperature sensor, a redox potential monitoring probe, and a pH sensor are fixedly connected to the surface of the ammonium perchlorate reactor, and two spiral stirring blades with opposite directions are fixedly connected to the surface of the rotating shaft. Through the cooperation of the temperature sensor, redox potential monitoring probe, pH sensor, and spiral stirring blades during the ammonium perchlorate reaction process, the reactants in the ammonium perchlorate reactor are fully mixed, increasing the contact area between reactants, accelerating the reaction rate, facilitating monitoring of the ammonium perchlorate reaction process, ensuring stable operation of the entire device, improving the accuracy of the detection data, and providing a guarantee for the continuous production of ammonium perchlorate.

The invention discloses a preparation method of an ammonium perchlorate microrod self-assembled membrane, which comprises the following steps: dissolving ammonium perchlorate in dimethyl sulfoxide at a certain temperature to form an ammonium perchlorate saturated solution; the method comprises the following steps: adding an alkane separant into an ammonium perchlorate saturated solution to form an incompatible system in which the separant is positioned at the upper part and the ammonium perchlorate solution is positioned at the lower part; an alcohol anti-solvent is slowly added into the incompatible system, and the interface of the separant and the ammonium perchlorate solution is kept stable in the adding process; after standing for a period of time, washing and drying a recrystallization product to obtain the ammonium perchlorate microrod self-assembled film. The invention provides the preparation method of the ammonium perchlorate microrod self-assembled membrane, the method is simple and convenient to operate, good in stability, good in repeatability and high in yield, and a technical support is provided for application of the ammonium perchlorate microrod self-assembled membrane in miniaturized and integrated energetic devices.

The invention discloses a preparation method of an ammonium perchlorate micron particle self-assembled membrane, which comprises the following steps: firstly, dissolving ammonium perchlorate in a solvent at room temperature to form an ammonium perchlorate saturated solution; then, adding a benzene series separant into the ammonium perchlorate saturated solution to form an incompatible system in which the separant is positioned at the upper part and the ammonium perchlorate solution is positioned at the lower part; then slowly adding an ester anti-solvent into the incompatible system, and keeping the interface of the separant and the ammonium perchlorate solution stable in the adding process; and finally, after standing for a period of time, washing a recrystallization product with an anti-solvent, and drying to obtain the ammonium perchlorate micron particle self-assembled membrane. The invention provides the preparation method of the ammonium perchlorate micron particle self-assembled membrane, and the method is simple and convenient to operate, good in stability, good in repeatability, high in yield and suitable for large-scale production of the ammonium perchlorate micron particle self-assembled membrane.

The invention relates to a method for increasing the granularity of sodium perchlorate crystals, and belongs to the technical field of industrial crystallization. The invention mainly solves the technical problems of small particle size and easy hardening in the existing sodium perchlorate production process. According to the technical scheme, the method for increasing the particle size of the sodium perchlorate crystal comprises the following steps: 1) preparing a sodium perchlorate concentrated solution: dissolving a sodium perchlorate crude product in water, and concentrating the sodium perchlorate solution; 2) determining the addition amount of the seed crystal: calculating the addition amount of the seed crystal according to a formula Ms = (Ls / Lf) 3Mf; and 3) cooling crystallization: filtering the sodium perchlorate concentrated solution in the step 1) into a cooling storage tank, after the temperature of the sodium perchlorate concentrated solution is reduced to 73-95 DEG C, putting the sodium perchlorate concentrated solution into a DTB crystallizer, then adding a seed crystal, and after the temperature is reduced to 25-40 DEG C, centrifuging the solution. The method has the advantages of simplicity in operation, large and uniform crystal granularity, difficulty in hardening of products and the like.