2634results about "Foam dispersion/prevention" patented technology

The utility model discloses a milk-containing beverage viscosity detection device, and relates to the technical field of food processing, the milk-containing beverage viscosity detection device comprises a stirring box, the stirring box is fixedly communicated with a first processing box through a first U-shaped pipe, and the inner top wall of the first processing box is fixedly connected with a container bottle; and an automatic exhaust valve arranged on the upper surface of the first treatment box communicates with the interior of the container bottle, an ultrasonic generator is fixedly connected to the inner bottom wall of the first treatment box, and a heating wire is arranged in the first treatment box. The milk beverage defoaming device is reasonable in design structure, water in the first treatment box can be heated through the heating wire, bubbles in a container bottle can be heated and expanded, the bubbles are broken under ultrasonic vibration generated by the ultrasonic generator, an electric telescopic rod continues to work, negative pressure defoaming is conducted on the interior of the glass bottle, and milk beverage is defoamed in the device; and the phenomenon that the flowing of the milk-containing beverage fluid is blocked due to the existence of bubbles is relieved, so that the viscosity detection of the device is more accurate.

The invention relates to a foam defoaming method and system suitable for a slurry pool in waste gas desulfurization, and belongs to the technical field of waste gas desulfurization. The foam defoaming method comprises the following steps: collecting image information of the slurry pool; according to the image information, whether foam exists in the pulp chest or not is judged; if yes, the current slurry pressure and the current slurry concentration in the slurry pool are obtained; inputting the current slurry pressure and the current slurry concentration into a pre-constructed defoaming agent first feeding amount prediction model to obtain a first prediction amount of defoaming agent feeding; and putting a defoaming agent into the pulp chest according to the first predicted quantity. The method has the beneficial effects that the human efficiency is improved, and the dependence on the experience of personnel is reduced.

The invention relates to the technical field of fine chemical engineering preparations, in particular to an environment-friendly non-silicon defoaming agent as well as a preparation method and application thereof. 3.6 to 5.1 parts of a defoaming aid; 0.24 to 0.35 part of a thickening agent; 2-3 parts of a dispersing agent; 2.6 to 3.5 parts of an emulsifier; 18 to 25.3 parts of an organic solvent; 65 to 82 parts of deionized water; wherein the polyether ester A and the polyether ester B with amphiphilic structures in the polyether ester can be quickly spread on the surface of foam, carry hydrophobic components to permeate a liquid membrane and accelerate foam breakage, and the defoaming assistant A and the defoaming assistant B further promote the defoaming and foam inhibition performance of the defoaming agent by reducing competitive adsorption to the defoaming agent and delaying release of active molecules. Compared with the prior art, the method has a wide application prospect.

The invention discloses a scrap iron removing device for waste cutting fluid separation, and relates to the technical field of machine tool machining, the scrap iron removing device comprises a settling tank, an L-shaped flow slowing plate is arranged on the inner side of the settling tank, a liquid flowing channel exists between one side of the L-shaped flow slowing plate and the inner side wall of the settling tank, and inclined plates are fixedly arranged on the lower side of the L-shaped flow slowing plate at equal intervals; the inclined plates incline downwards towards the sides away from the liquid flowing channel, overflow notches are formed in the sides, away from the liquid flowing channel, of the settling tanks, the overflow notches are formed in the upper sides of the inclined plates, and defoaming mechanisms are arranged on the lower sides of the L-shaped flow slowing plates; in a narrow space between the inclined plates, the defoaming net shakes repeatedly, the surface tension of foam and an oil film is quickly destroyed through segmentation and friction effects, and metal scraps released by foam breakage quickly sink under the action of the inclined plates, so that the purposes of quickly eliminating the foam and precipitating the metal scraps are achieved, the settling time is greatly shortened, and the service life of the defoaming net is prolonged. And the foam is prevented from entraining a large amount of metal chippings to enter a follow-up circulating pipeline to increase follow-up pressure.

The invention discloses a shearing emulsifying machine for medicine production, and relates to the technical field of pharmacy, the shearing emulsifying machine comprises a base, a tank body is fixedly mounted on the inner wall of the base, a feeding device is arranged above the tank body, and a stirring device and an auxiliary device are arranged in the tank body; a baffle is driven to rotate through a rotating motor, a first belt, a rotating disc, a second belt, a rotating rod, a first reciprocating spiral groove, a connecting button and a circular groove button, liquid is intermittently blocked through reciprocating rotation of the baffle, the emulsification process can be controlled through intermittent quantity control input, it is ensured that a water phase and an oil phase are mixed in a proper proportion, and therefore stable emulsion is obtained; the oil-phase material is added into the oil-phase barrel, the oil-phase material is fully mixed through rotation of the stirring rod, bubbles generated in the mixing process after the oil-phase material is input into the tank body can be reduced through pretreatment stirring of the oil-phase material, and therefore the stability and quality after the oil-phase material is mixed with a water phase are improved.

The invention discloses a synthesis method of a non-silicon defoaming agent and application of the non-silicon defoaming agent in the field of scandium extraction in hydrometallurgy. The defoaming agent is synthesized by a component A, a component B and a component C through a two-step reaction, the synthesis method comprises the following specific synthesis steps: 1) carrying out esterification reaction on an amino acid substance A and a fatty alcohol substance B to generate an amino ester substance D; and 2) carrying out substitution reaction on the amino ester substance D and a triazine compound C to obtain the non-silicon defoaming agent. The defoaming agent disclosed by the invention is wide in application range, can be applied to links such as a laterite-nickel ore hydrometallurgy front-end scandium extraction method and an MHP hydrometallurgy scandium impurity removal process, is added as an auxiliary agent in the extraction process, and is used for reducing the surface tension of liquid, preventing the formation and enrichment of a third-phase substance and reducing the occurrence of an emulsification phenomenon; the process stability and the output quality are improved, and the method has important industrial application value.

The invention discloses a polyether siloxane defoaming agent for water-based paint and a preparation method of the polyether siloxane defoaming agent, and relates to the technical field of defoaming agents. The polyether siloxane defoaming agent for the water-based paint comprises the following raw materials in parts by weight: 60-75 parts of polyether modified silicone oil, 5-8 parts of silicon paste, 3-5 parts of a dispersing agent, 2-4 parts of silicon dioxide, 5-10 parts of an emulsifying agent and 2-5 parts of a surfactant. The polyether siloxane defoaming agent for the water-based paint, prepared by the invention, has good defoaming and foam-inhibiting properties and stability.

The invention relates to the technical field of defoaming stirring, and discloses a defoaming stirring barrel for flotation and a using method thereof.The defoaming stirring barrel comprises a round barrel, a mounting frame is fixedly mounted at the top of the round barrel, a driving motor is fixedly mounted at the top of the mounting frame, a rotating shaft is rotatably mounted on the mounting frame, and the rotating shaft penetrates through the mounting frame; the bottom end of the rotating shaft is rotatably connected with the inner wall of the bottom of the barrel, an output shaft of the driving motor is fixedly connected with the rotating shaft, the defoaming device further comprises a defoaming mechanism, the defoaming mechanism comprises a rectangular groove formed in the rotating shaft, and the rectangular groove is slidably sleeved with a circular sliding plate. In the rotating process of ascending and descending of the defoaming teeth, bubbles on the slurry surface and bubbles in vortexes including slurry can be effectively eliminated, the foam eliminating effect is improved, and the situation that due to the fact that the bubbles are concentrated at the vortexes and on the liquid surface, the bubbles overflow too much and concentrate is discharged out of a barrel, waste is caused, and the concentrate sinks again is avoided.

The invention provides a polyether ester defoaming agent and a preparation method thereof. Firstly, glycidyl ether and short-chain alcohol react to prepare polyether, and finally, fatty acid is used for blocking to prepare polyether ester 1 #; glycidyl ether, polyethylene glycol and / or polypropylene glycol react to prepare polyether, and finally fatty acid is used for blocking to prepare polyether ester 2 #; glycidol ether, short-chain alcohol, polyethylene glycol and / or polypropylene glycol react to prepare polyether, unsaturated fatty acid continues to be used for blocking to obtain polyether ester, the polyether ester and hydrogen-containing silicone oil continue to react to obtain branched silicon polyether 3 #, and the two polyether esters and the branched silicon polyether are compounded and cooperated to form the final polyether ester defoaming agent. The polyether ester 1 #, the polyether ester 2 # and the branched silicon polyether 3 # all have hyperbranched structures, the polyether ester 1 # improves the dispersing performance and the instant defoaming performance of the defoaming agent, the polyether ester 2 # and the branched silicon polyether 3 # improve the foam inhibition performance of the defoaming agent, and the three substances are compounded to form the stable polyether ester defoaming agent with both defoaming and foam inhibition performance.

The invention provides a defoaming separation device for minerals and a separation method, and belongs to the technical field of mineral separation, the device comprises a feeding pipeline, a defoaming box, a vacuum pump and a PLC control system, the defoaming box is connected with the feeding pipeline, a moving plate is arranged in the defoaming box, the bottom of the moving plate is connected with a jacking assembly, and the jacking assembly is connected with the vacuum pump. The center of the top of the defoaming box is connected with a driving assembly, the top of the defoaming box is further connected with an exhaust pipe, a transmission shaft of the driving assembly extends into the defoaming box, and the transmission shaft is sequentially connected with a first-stage stirring assembly, a second-stage stirring assembly and a third-stage stirring assembly from top to bottom. The blade angle of the first-stage stirring assembly is adjustable through forward installation or reverse installation of an adapter block, a solid-liquid separation assembly is arranged at the bottom of a movable plate, and a vacuum pump is connected to the top of the defoaming box through a negative pressure pipeline. According to the invention, defoaming and solid-liquid separation can be efficiently carried out on the froth pulp after flotation, the defoaming speed is high, the separation efficiency is high, the energy consumption is low, and good economic benefits and environmental protection benefits are achieved.

The invention discloses a remote well gas field desulfurization device and method. The desulfurization device comprises a primary purification box, and a first purification assembly is arranged in the primary purification box; the first purification assembly comprises a conical filter element, a rotating disc is arranged below the conical filter element, a buffer disc is arranged in the center of the rotating disc, the lower end face of the buffer disc protrudes out of the lower end face of the rotating disc, and a plurality of air spraying pipes are arranged on the circumferential side wall of the buffer disc; a scraping unit is arranged above the filter element; the scraping unit comprises a fixed barrel, and a piston block and a reset spring located at the bottom of the piston block and the bottom of the fixed barrel are arranged in the fixed barrel; the upper end of the push rod is fixedly connected with the piston block, and the scraping strip is fixed at the bottom end of the push rod and is parallel to the inclined surface of the filter element. The conical filter element structure is used for scraping and cleaning deposited solid impurities, so that the long-term filtering effect of the filter element is ensured, and the running life of the desulfurization device is prolonged.

The invention relates to the technical field of fruit and vegetable fermentation polyphenol extraction, and discloses a fruit and vegetable fermentation polyphenol extraction device and method.The fruit and vegetable fermentation polyphenol extraction device comprises a reaction tank, the reaction tank is used for fruit and vegetable fermentation polyphenol extraction, and a fermentation extraction control mechanism is rotationally arranged in the middle of the reaction tank; the device comprises a reaction tank, the top end of the reaction tank is fixedly provided with a positioning shaft, one side of the reaction tank is fixedly provided with a fermentation extraction lifting control mechanism, the bottom end of the fermentation extraction lifting control mechanism is fixedly provided with a rotation control mechanism, and the output end of a first motor fixed to the top end of the reaction tank drives the positioning shaft to rotate rapidly in the forward direction; a rotary aeration effect is achieved at the bottom end of the fruit and vegetable liquid in cooperation with rotation of the communicating frame, so that fruit and vegetable fermentation liquid and air are fully mixed, it is ensured that microorganisms in the fruit and vegetable liquid can obtain enough oxygen to conduct normal metabolic activity, and an extracting solution enters the inner wall of the reaction tank through an extracting solution feeding pipe by adopting the same method; the extracting solution and the fruit and vegetable liquid are fully mixed by alternately pumping the extracting solution and the gas.

The invention discloses a supergravity continuous foam separation device and method, and belongs to the technical field of chemical separation. The device comprises n supergravity rotating packed beds and (n + 1) foam columns, when n is equal to 2, the device comprises first and second supergravity rotating packed beds and first, second and third foam columns; a gas inlet of the first supergravity rotating packed bed and a gas inlet of the first foam column are simultaneously connected with a gas conveying pipeline, and a foam outlet of the first foam column is connected with a liquid outlet of the first supergravity rotating packed bed; a gas inlet of the second foam column is connected with a gas outlet of the first rotating packed bed, and a foam outlet of the second foam column is connected with a gas inlet of the second supergravity rotating packed bed; a gas inlet of the third foam column is connected with a gas outlet of the second supergravity rotating packed bed; a liquid inlet of the first rotating packed bed is simultaneously connected with a liquid outlet of the second rotating packed bed and a liquid conveying pipeline. According to the invention, efficient separation of target substances is realized, and the method is suitable for a continuous operation process.

The invention discloses multifunctional patient oxygen inhalation equipment, and relates to the technical field of medical equipment, the multifunctional patient oxygen inhalation equipment comprises an inhalation bottle body, one side of the inhalation bottle body is connected with an oxygen inhalation tube, a noise reduction mechanism is arranged in the inhalation bottle body, the inhalation bottle body comprises an upper cover body and a lower cover body, the upper cover body and the lower cover body are detachably connected, a first sealing plate is arranged in the upper cover body, and a second sealing plate is arranged in the lower cover body. A second sealing plate is arranged in the lower cover body, air outlets are formed in the two sides of the upper cover body, an air inlet head is integrally formed on the side wall of the upper cover body, a positioning mechanism is arranged between the upper cover body and the lower cover body, an adjusting mechanism is arranged in the first sealing plate, the positioning mechanism is matched with the adjusting mechanism, and rapid positioning of the upper cover body and the lower cover body can be achieved through the positioning mechanism. When positioning is achieved, gas channels between the upper cover body and the lower cover body are rapidly communicated through cooperation of the linkage piece and the annular piece, meanwhile, the situation that when the device is used, using of a patient is affected due to the fact that the sealing plug protrudes outwards is avoided, and the comfort of the patient is improved.

The invention discloses a movable trolley for secondary grouting of a double-shield TBM, and belongs to the technical field of tunnel construction equipment. In order to solve the problems of non-uniform slurry mixing, inaccurate grouting pressure control, low automation degree and the like of existing double-shield TBM secondary grouting equipment, a slurry storage system and a grouting execution system are borne through a movable supporting table, and the slurry storage system achieves slurry storage and stirring regulation and control through double storage tanks, a spiral stirring paddle and a liquid level monitoring module; the grouting execution system achieves accurate pressure control through cooperation of a double-outlet grouting pump, a pressure sensor and a frequency converter. The central controller receives liquid level and pressure signals and intelligently regulates and controls the rotating speed of the stirring paddle, the rotating speed of the grouting pump and switching of the slurry storage tank. The movable trolley is mainly used for secondary grouting operation in the double-shield TBM construction process, the grouting efficiency and quality can be improved, and tunnel construction safety and stability are guaranteed.

The invention discloses milk impurity filtering equipment with a bubble removing function, and belongs to the field of dairy product processing equipment.The milk impurity filtering equipment comprises a filtering cylinder, a discharging valve is inserted into the bottom wall of the filtering cylinder, a filtering net used for filtering milk is arranged in the filtering cylinder, a feeding pipe used for pouring milk into the filtering cylinder is inserted into the top wall of the filtering cylinder, and a discharging valve is arranged on the bottom wall of the filtering cylinder. A defoaming assembly is arranged in the filter cartridge; the bubble removing assembly comprises an annular plate fixedly installed on the inner wall of the filter cylinder, and a first spring is jointly and fixedly installed between the top wall of the annular plate and the filter screen. According to the scheme, the cleaning rod is arranged, in the rotating process of the rotating rod, the cleaning rod can be driven to rotate, impurities on the top wall of the filter screen can be cleaned, in the rotating process of the cleaning rod, the filter screen can be driven to shake, and bubbles on the top wall of the filter screen can be cut in the shaking process of the filter screen; therefore, impurities and bubbles are prevented from increasing the efficiency of milk passing through the filter screen, and the effect of improving the milk filtering efficiency is achieved.

The invention discloses a defoaming agent for an oil field, and relates to the technical field of chemistry. The defoaming agent is prepared from the following materials in parts: 20 to 50 parts of polyether modified silicone oil, 10 to 30 parts of an organic silicon defoaming agent, 15 to 35 parts of polyoxyethylene fatty acid, 25 to 45 parts of polydimethylsiloxane emulsion, 5 to 15 parts of an emulsifier, 3 to 10 parts of a thickening agent, 2 to 8 parts of a dispersing agent, 0.5 to 3 parts of a pH regulator and 50 to 100 parts of deionized water. The invention further discloses a preparation method of the defoaming agent for the oil field. According to the defoaming agent and the preparation method thereof, the defoaming agent is prepared according to a specific proportion, uniform dispersion and stable compatibility of all the components are ensured through a scientific preparation technology, and therefore the defoaming agent is endowed with excellent defoaming and foam inhibiting performance, and the defoaming agent has good defoaming and foam inhibiting effects in the specific application process. The defoaming agent can quickly eliminate foams generated in the oilfield exploitation process, obviously reduce the influence of the foams on the oil well yield, reduce the exploitation cost and ensure the smooth operation of exploitation equipment.

The invention discloses a mineral oil defoaming agent for water-based paint ink and a preparation method of the mineral oil defoaming agent, and belongs to the technical field of defoaming agents. A hydroxyl-terminated butenyl polymer and hydrogen-containing silicone oil are used for preparing a modified butenyl polymer under the condition of a platinum catalyst; and preparing the mineral oil defoaming agent from the obtained modified butenyl polymer, mineral oil, white carbon black, fatty acid metal soap and wax under the action of an emulsifier. The mineral oil defoaming agent prepared by the invention not only has the advantage of high defoaming speed of a conventional mineral oil defoaming agent, but also has improved compatibility and stability, is a defoaming agent with strong defoaming ability, good foam inhibition performance, good compatibility with paint and ink and reduced coating shrinkage phenomenon, and has good application prospects in the fields of paint and ink. The method has a wide application prospect especially in the field of home decoration water-based paint ink.

The invention relates to the technical field of immunoassay, in particular to a full-automatic single-molecule fluorescence immunoassay analyzer which comprises an analyzer body and a sample adding bin and further comprises a plurality of transfer pipes located in the sample adding bin. The knocking rods are located in the sample adding bin, the knocking rods are used for knocking and vibrating the bottom of the transfer pipe, when the full-automatic single-molecule fluorescence immunoassay analyzer is used, the existence of bubbles can interfere with reading of fluorescence signals, so that an analysis result is inaccurate, the bubbles are discharged through knocking and vibrating, and the accuracy of the analysis result is improved. According to the method, accurate reading of fluorescence signals can be ensured, so that the analysis accuracy is improved, the fluorescence signal intensity is optimized, bubbles can shield part of the fluorescence signals, the signal intensity is weakened, after the bubbles are discharged, the fluorescence signals can be more fully detected, the signal intensity is optimized, and the result is clearer.

This invention discloses a dynamic defoaming device for a stirring system, belonging to the technical field of wet-process phosphoric acid production equipment. It includes a reaction tank, a stirring shaft, stirring blades, a three-phase feeder, a liquid overflow port, an overflow depth adjuster, an interface foam separator, a secondary foam separator, and a foam overflow port. The overflow depth adjuster is located on the inner wall of the reaction tank, with its upper end connected to the liquid overflow port and its lower end adjustablely positioned in the middle of the reaction tank. The interface foam separator is located within the reaction tank and matches the material liquid level. The secondary foam separator is located in the upper part of the reaction tank and maintains a set interval from the interface foam separator, forming a static foam space. This invention achieves efficient and thorough foam removal and precise separation of liquid and solid materials, effectively improving the purity of phosphoric acid products, production efficiency, and equipment operational stability.

The invention discloses a siloxane-polyether copolymer modified coking defoaming agent as well as a preparation method and application thereof, and belongs to the technical field of auxiliary chemicals. The preparation method comprises the following steps: synthesizing an epoxy group functionalized siloxane oligomer, preparing a modified siloxane-polyether copolymer matrix, constructing core-shell structure functionalized silicon dioxide in situ, and carrying out blending aftertreatment, wherein DCS and SIS linkage control is adopted in the whole process. In order to overcome the defects that the compatibility of siloxane and polyether is poor, nano silicon dioxide is easy to agglomerate and the high-temperature performance attenuation is fast in the existing coking defoaming agent, a molecular bridge mediated bonding and in-situ core-shell structure construction synergistic scheme is provided, the molecular-level compatibility of components is realized, the high-temperature stability and the lasting defoaming performance of the defoaming agent are improved, and the defoaming agent has a good application prospect. The defoaming agent is suitable for delayed coking process efficient defoaming.

The utility model belongs to the technical field of hydrogel stirring, particularly relates to a high-viscosity hydrogel stirring device with a defoaming function, and aims to solve the problems that a device provided in the background technology is poor in stirring stability and bubbles cannot be eliminated, the high-viscosity hydrogel stirring device comprises a stirring barrel, and a sealing cover is arranged on the outer wall of the top of the stirring barrel; and a first servo motor is mounted in the center of the outer wall of the top of the sealing cover. According to the device, revolution and rotation of hydrogel are synchronously carried out, stirring is more sufficient, liquid texture is finer and smoother, the device is high in stability and not prone to shaking, the service life of the device is prolonged, generated bubbles can be sucked into the air pipe from the interior of the stirring barrel through work of the vacuum pump, and the stirring effect is better. Bubbles in liquid are rapidly eliminated, the numerical value of the air pressure is monitored in real time through the air pressure sensor, the normal range of the air pressure in the barrel is guaranteed, the later filling amount cannot be affected, and the quality of hydrogel can be improved.

The present invention discloses a foam capturing and eliminating device, comprising a foam capturing mechanism and a foam eliminating mechanism, wherein the foam capturing mechanism conveys the captured foam to the foam eliminating mechanism for elimination, the foam capturing mechanism being arranged on the foam eliminating mechanism, the foam digging bucket comprising a rotating shaft, a bucket body, a protective tube and a plurality of foam digging units located in the bucket body, when the foam digging unit of the foam capturing mechanism rotates relative to the rotating shaft, the first scraper of the foam digging unit cuts the foam, and at the same time, the foam enters the foam containing chamber and is conveyed to the foam outlet driven by the rotation of the foam digging unit, and enters the foam inlet channel of the foam eliminating mechanism from the foam outlet for elimination of foam, compared with the technical scheme of pumping foam in the prior art, the present invention actively cuts, destroys and conveys the foam to the foam eliminating mechanism through the foam digging unit, thereby solving the technical problem of difficulty in capturing due to poor fluidity of ultra-stable foam and improving the efficiency of foam capturing and elimination of foam.

The present invention discloses a foam elimination equipment and system, wherein the foam elimination equipment is arranged above a thickening pool, and comprises a rotary digging type capturing and defoaming machine, a foam tracking mechanism and a foam identification mechanism, wherein the rotary digging type capturing and defoaming machine is used to capture and eliminate foam, the foam identification mechanism is used to photograph and identify the location of the foam above the thickening pool, and the foam tracking mechanism is used to move the rotary digging type capturing and defoaming machine to the location of the foam. Compared with the prior art solutions, the present invention accurately identifies and tracks foam through the foam identification mechanism and the foam tracking mechanism, and at the same time, the rotary digging type capturing and defoaming machine is used to efficiently capture and eliminate foam, thereby solving the problems of low foam capture rate and serious foam residue, and improving the foam elimination efficiency.

The invention discloses a sulfur foam tank defoaming device and a use method thereof, and relates to the technical field of desulfurization and defoaming. Comprising an open cylinder, a lifting cover disc is slidably arranged at the top in the open cylinder, a hollow sleeve is fixedly arranged in the middle of the lifting cover disc, and a hollow shaft is rotatably inserted into the hollow sleeve; three planetary transverse shafts are rotatably inserted into the bottom of the hollow shaft, and a plurality of first stirring paddles are fixedly arranged on the outer section parts of the planetary transverse shafts; a center shaft is rotatably inserted into the hollow shaft, and a three-jaw disc is fixedly arranged at the bottom end of the center shaft. A planetary vertical shaft is rotatably inserted into the end part of the three-jaw disc; and a plurality of second stirring paddles are fixedly arranged at the bottom section part of the planetary vertical shaft. Sulfur foams are eliminated in a stirring mode, so that the treatment process of the sulfur foams is more controllable, the retention time of the sulfur foams in the treatment process can be shortened, the defoaming treatment effect is further improved, and high adaptability and flexibility are achieved.

The invention discloses an organic silicon composite solid defoaming agent for space station water treatment and a preparation method of the organic silicon composite solid defoaming agent, and relates to the technical field of defoaming agents. The organic silicon composite solid defoaming agent for space station water treatment comprises the following raw materials in parts by weight: 25-35 parts of polydimethylsiloxane, 5-10 parts of water-soluble silicone oil, 10-15 parts of white carbon black, 3-5 parts of an emulsifier, 3-4 parts of a dispersant and 25-35 parts of a carrier. The preparation method comprises the following steps: reacting 1H, 1H-perfluorohexylamine with epoxy chloropropane to generate an intermediate 1, reacting the intermediate 1 with lauryl amine to generate an intermediate 2, and reacting the intermediate 2 with amino-polyethylene glycol-carboxyl to obtain the emulsifier. The prepared organic silicon composite solid defoaming agent for space station water treatment has excellent defoaming and foam inhibition performance and good water dispersibility.

The invention relates to the technical field of heavy water production, and discloses a heavy water production system which comprises a raw material adding device, a heavy water collecting device, a plurality of electrolytic cells and a plurality of distillation containers, the electrolytic cells are connected with the corresponding distillation containers through transfer pipeline systems to form heavy water production assemblies, and the heavy water production assemblies form a heavy water production loop. The raw material adding device is arranged at the starting end of the heavy water generating loop, and the heavy water collecting device is arranged at the tail end of the heavy water generating loop. By arranging the transfer pipeline system, during use, the electrolytic cells and the distillation container are connected in series, during actual use, on one hand, the breathing process of liquid in the electrolytic cells to the distillation container, namely the process that the liquid is pumped into the pipeline main body and then pushed into the distillation container, can be realized by utilizing the movement of the piston, and on the other hand, by utilizing the pore plate structure, the liquid can be recycled. The release of bubbles in the heavy water is promoted, and the subsequent distillation process is prevented from being interfered.

The invention belongs to the technical field of medicine mixing, and discloses a multifunctional mixing device for tablet medicine production and a mixing method.The multifunctional mixing device comprises a mixing tank body, a second servo motor is fixed to the bottom end of the mixing tank body, a motor connecting rod is fixed to the top end of the second servo motor, and a driving defoaming mechanism is arranged at the top end of the mixing tank body; through cooperation of a stirring barrel, a limiting sleeve, a second connecting rod and other structures, when the rotating speeds of a first servo motor and a second servo motor are different, the second connecting rod makes contact with the long end of an extrusion disc and then shrinks inwards, and after passing, a third reset spring resets the second connecting rod; furthermore, when the raw materials pass through a transmission blade, the transmission blade is driven to rotate so as to drive a third connecting rod to rotate, so that the vibration effect is further improved; therefore, the aim of conveniently improving the mixing effect when the device mixes the medicine raw materials and the auxiliary materials is achieved.

The utility model relates to the technical field of bubble removing devices, and discloses a color paste mixing bubble removing device which comprises a mounting frame and a stirring barrel, two electric telescopic rods are fixedly mounted at the top of the mounting frame, the output ends of the electric telescopic rods extend into the mounting frame and are fixedly connected with a barrel cover, and the top of the barrel cover is rotationally connected with a first rotating shaft; the bottom of the first rotating shaft penetrates through the barrel cover and is fixedly connected with a fixing frame. According to the color paste mixing and bubble removing device, a first rotating shaft can be driven to rotate through a driving mechanism, then the first rotating shaft drives a fixing frame to rotate, a first gear drives a second gear and a third gear to rotate, then the third gear drives a fourth gear to rotate, and the fourth gear drives stirring blades to rotate; according to the device, color paste can be fully stirred through revolution and rotation of the stirring blades, it can be guaranteed that stirring is more sufficient, gas can be exhausted into the color paste, and actual application and operation are facilitated.

The invention relates to the field of glue fluidity detection, and discloses a steel nail glue processing technology and a sampling detection device.According to the technical scheme, the sampling detection device for steel nail glue processing comprises a processing box body, a synthesis tank is arranged in the processing box body, mixing blades are arranged in the synthesis tank, and the sampling detection device further comprises a detection plate arranged on one side of the processing box body; the detection plate is rotatably connected to the processing box body, a glue dripping film is arranged on the detection plate, scale marking lines are arranged on the upper surface of the detection plate, and the synthesis tank is communicated with a sampling pipe; the sampling component can intermittently extract a glue sample from the synthesis tank in the mixing process and send the glue sample into the defoaming pipe for rotation and vibration defoaming, so that bubbles in the sample are effectively removed, and the accuracy of fluidity detection is improved. After being processed, a sample drips on the inclined detection plate and naturally flows along the glue dripping film covering the surface of the sample, and the flowability of the glue can be visually judged through the scale marking lines.