134results about How to "Accelerated precipitation" patented technology

The invention provides a water conservancy project sand blocking and discharging device, and mainly relates to the field of water conservancy project drainage equipment. A water conservancy project sand blocking and discharging device comprises a desilting basin, a water inlet channel, a drainage channel, a flow dividing sand blocking assembly, a sand discharging assembly and a trash blocking grating assembly, the water inlet channel is fixedly installed on one side of the desilting basin, the drainage channel is fixedly installed on the side, close to the water inlet channel, of the front face of the desilting basin, and the flow dividing sand blocking assembly is arranged in the desilting basin; the lower portion of the drainage channel is provided with a desilting assembly communicated with the interior of the desilting basin, and the water inlet channel is internally provided with a trash holding grating assembly. The device disclosed by the invention has the beneficial effects that when the device is used for shunting silt in river water, the river water is introduced into the sedimentation tank through the water inlet channel, so that the river water generates vortex in the sedimentation tank to be beneficial to gathering heavier gravels to the center, and the sediment in the river water is accelerated.

The invention discloses spraying desulfurization and dust removal equipment with a waste water recovery structure and a use method, and relates to the technical field of desulfurization equipment, the spraying desulfurization and dust removal equipment comprises a spraying cylinder, a waste water recovery seat and a driving dumping seat, the bottom end of the spraying cylinder is provided with the waste water recovery seat, and the driving dumping seat is installed on the bottom wall of the waste water recovery seat; and the circulating liquid guide frame is connected with the driving dumping seat through a rotating shaft. The inner side of the waste water recovery seat is provided with the precipitation recovery assembly, chemical reagents in the precipitation reagent storage tank are added into the circulating liquid guide frame and react with sulfate in waste liquid to generate insoluble precipitates, and reagents such as calcium salt and barium salt are added in the spraying desulfurization and dust removal process, so that precipitation of sulfate can be promoted, and the precipitation efficiency is improved; the desulfurization and dust removal efficiency can be improved, and the reagent reacts with harmful substances such as sulfur dioxide in the flue gas to generate insoluble compounds, so that pollutants in the flue gas are more effectively removed, and the quality of the absorption liquid is ensured to meet the requirement of recycling.

The invention discloses a coagulant for industrial wastewater treatment and a preparation method thereof, and belongs to the technical field of water treatment.The coagulant comprises a main flocculant and an auxiliary flocculant, the main flocculant is polyferric sulfate and / or polyaluminum chloride, and the auxiliary flocculant is organic modified diatomite; the organic modified diatomite is prepared by condensing aminated diatomite and a carboxylation modifier; the aminated diatomite is diatomite treated by an aminated silane coupling agent. The auxiliary flocculant not only has a porous characteristic, active functional groups on the surface can adsorb metal cations, and the auxiliary flocculant can be integrally used as a crystal nucleus to promote growth and aggregation of other precipitates (such as ferric hydroxide, aluminum hydroxide and the like) on the surface, so that the precipitation process is accelerated, the removal efficiency of pollutants in wastewater is improved, and the wastewater treatment effect is improved. The effect of enhancing coagulation is achieved.

The invention provides an automatic constant-temperature internal circulation artificial incubation device which comprises an incubation pond, a water treatment tank is arranged on one side of the incubation pond, a water suction header pipe is arranged in the water treatment tank, and a plurality of suction pipes communicated with the water suction header pipe are arranged at the bottom of the incubation pond. A water filtering device, a disinfection box and a heating box which are sequentially communicated are arranged in the water treatment tank, the water suction header pipe is communicated with the inlet end of the water filtering device, a plurality of ultraviolet disinfection lamp tubes are arranged in the disinfection box, and an electric heating tube is arranged in the heating box; a circulating water pump is arranged in the water treatment tank, the inlet end of the circulating water pump is communicated with the outlet end of the heating box, the outlet end of the circulating water pump is communicated with a circulating header pipe, the upper end of the hatching pond is slidably connected with a plurality of water spraying pipes with holes in the lower portions, and each water spraying pipe is communicated with the circulating header pipe through a connecting hose. Hatching is conducted in a constant-temperature internal circulation mode, the water temperature can be accurately and evenly controlled, water quality can be effectively purified in the circulation process, and fry are prevented from getting ill.

The invention relates to the technical field of printing and dyeing wastewater treatment, and discloses a printing and dyeing wastewater treatment device with a multi-stage separation function, which comprises a sedimentation tank, an auxiliary separation assembly arranged at the top of the sedimentation tank and used for assisting in sedimentation of printing and dyeing wastewater, and an amplitude adjusting assembly arranged above the sedimentation tank and used for adjusting the sliding amplitude of the auxiliary separation assembly, an anti-blocking assembly used for guaranteeing smooth drainage is arranged in the sedimentation tank, through the arrangement of an auxiliary separation assembly and an amplitude adjusting assembly, continuous flapping action can be achieved, regular physical disturbance is generated in wastewater, pollutant particles can be better gathered and precipitated in the printing and dyeing wastewater, and through the continuous physical disturbance, the pollutant particles can be effectively separated from the sedimentation tank. According to the device, pollutants in the printing and dyeing wastewater can be settled in a short time, so that compared with a traditional settling pond, the settling efficiency is greatly improved, the retention time of the wastewater in the settling pond is shortened, and the treatment capacity of a whole printing and dyeing wastewater treatment system is improved.

The invention discloses a printed circuit board wastewater comprehensive treatment method, and belongs to the technical field of wastewater treatment.The comprehensive treatment method comprises the steps that nickel-containing wastewater and cyanide-containing wastewater are treated in a combined mode, complex wastewater and silver-containing wastewater are treated in a combined mode, and then the wastewater is mixed with organic wastewater for biochemical treatment. According to the comprehensive treatment method, the process of quality-divided treatment of various types of wastewater is simplified, the overall treatment time is shortened, the acid-base property of water is utilized, the consumption of acid-base agents is reduced, and the cost is reduced. Ultraviolet and ozone bubbling conditions are utilized to perform complex breaking oxidation, cyanide is utilized to oxidize to form carbonate, and precipitation is promoted to remove metal ions; ferric chloride is added for complex breaking treatment under ultraviolet and air aeration conditions, so that the consumption of ferric iron is reduced, silver and copper are efficiently removed, the quality of comprehensively treated effluent reaches the standard, and the treatment process is efficient and rapid.

The present invention provides a desulfurization wastewater zero discharge device, including a sedimentation tank, a suction pump, a purification tank, a fixed plate, a filter membrane, a motor, a slag discharge pipe, a ball valve, a water outlet pipe and a liquid inlet pipe, the upper outer surface of the sedimentation tank is provided with a medicine storage box, the outer surface of one side of the sedimentation tank is penetrated with a first connecting pipe, one end of the first connecting pipe is fixedly connected to the inside of the sedimentation tank, and the other end is connected to the input end of the suction pump, the output end of the suction pump is fixedly connected with a second connecting pipe, and the end of the second connecting pipe away from the suction pump is fixedly connected to the inside of the purification tank, the lower outer surface of the medicine storage box is provided with a medicine outlet pipe, and one end of the medicine outlet pipe is connected to the medicine storage box, and the other end is located inside the sedimentation tank, and a valve is provided in the middle of the medicine outlet pipe. The present invention can effectively reduce the production cost and labor cost of the device, and improve the automation rate and promotion scope of the device.

The invention provides a microbial dust suppressant reinforced by an extracellular polymeric substance as well as a preparation method and application of the microbial dust suppressant, and belongs to the technical field of dust prevention and dust suppression of coal mines. The preparation method comprises the following steps: adding at least one of a chitosan solution and a bovine serum albumin solution into a culture medium, and adding a bacterial solution; mixing calcium chloride and urea to form a cementing liquid; and mixing the cementing liquid with the cultured bacterial liquid added with at least one of the CTS solution and the BSA solution to obtain the extracellular polymeric substance reinforced microbial dust suppressant. According to the invention, consolidation layers of coal dust can be increased, nucleation sites are increased, calcium carbonate precipitation is promoted, secondary pollution is avoided, the effect is good, and the cost is low. Compared with a common microorganism dust suppressant, the environment-friendly dust suppressant has the characteristics of being environment-friendly and fast in dust suppression effect.

The utility model provides a water flow decelerating and liquid medicine mixing device and a high-efficiency clarifier with the same, the water flow decelerating and liquid medicine mixing device comprises a cylinder body, the top surface of the cylinder body is provided with a first water inlet pipe and two first medicine adding pipes, and a plurality of first water outlets are uniformly distributed around the axis of the cylinder body at the position close to the lower end of the cylinder body on the side wall of the cylinder body; a flow guide partition plate is arranged in the middle in the barrel, a water drainage hole is formed in the center of the flow guide partition plate, a speed reducing and mixing base is arranged at the bottom in the barrel, a mixing groove right facing the water drainage hole is formed in the center of the top face of the speed reducing and mixing base, a second overflow ring groove is formed in the outer edge of the bottom of the speed reducing and mixing base, and the outer wall of the second overflow ring groove coincides with the inner wall of the barrel.

The utility model discloses a sterilization device combining ultraviolet rays with copper dioxide. The sterilization device comprises a sterilization tank, a mixing box, a feeding box and a filtering box, a plurality of feeding pipes are communicated with the top of the mixing box, a first electromagnetic valve is communicated with the surface of the mixing box, a liquid pumping pipe is communicated with the surface of the first electromagnetic valve, a flow meter is mounted on the surface of the liquid pumping pipe, one end of the liquid pumping pipe is communicated with a first conveying pump, and the liquid outlet end of the first conveying pump is communicated with the upper part of the surface of the sterilization tank through a pipeline; an ultraviolet lamp is fixed to the top of the inner wall of the sterilization tank, the bottom of the sterilization tank is communicated with a residue discharging valve, the surface of the sterilization tank is communicated with a second electromagnetic valve, and the surface of the second electromagnetic valve is communicated with a second conveying pump through a pipeline. The sewage treatment device has the advantages that sewage can be sterilized more comprehensively in a mode of matching ultraviolet irradiation with a solvent after copper dioxide is mixed, and the problem that a traditional ultraviolet sterilization treatment device is poor in effect of killing microorganisms in the sewage is solved.

The utility model discloses an efficient precipitation separation device for an enzyme preparation, and relates to the technical field of enzyme preparation processing. An organic solvent such as acetone or ethyl alcohol and an enzyme preparation are injected into the medicine box through the feeding pipe, after the driving machine is started, the driving wheel on the outer side of the driving machine can conduct circular motion around a circle, and therefore the limiting plate and the movable column can conduct circular motion in the vertical direction; furthermore, the medicine box can do reciprocating motion in the box body in the vertical direction, precipitation of the enzyme preparation can be accelerated under the cooperation of the organic solvent, and the subsequent effect is guaranteed; after the motor is started, the separation barrel can be driven to do circular motion, so that liquid medicament in the separation barrel can be centrifuged, the purpose of efficient separation can be achieved, and when the separation barrel rotates, the limiting seat synchronously does circular motion on the inner bottom wall of the box body, so that effective supporting of the separation barrel can be achieved, and inclination or shaking is avoided; and the actual use effect can be ensured.

The present invention relates to the technical field of heavy metal wastewater treatment, and in particular to a heavy metal wastewater treatment device with a self-circulation function. The present invention provides a heavy metal wastewater treatment device with a self-circulation function that can automatically perform multiple circulation treatments on heavy metal wastewater, so as to completely remove heavy metal ions in the wastewater and reduce the risk of heavy metal ion residues. A heavy metal wastewater treatment device with a self-circulation function includes an outer cylinder, an inner cylinder, a top frame and a bottom frame, etc. The outer side of the inner cylinder is connected to the outer cylinder, the outer side of the upper part of the inner cylinder is connected to the top frame, and the outer side of the lower part of the inner cylinder is detachably connected to the bottom frame. The present invention starts a second motor after the wastewater is precipitated and filtered in the inner cylinder, so that the lifting blades send the wastewater back into the inner cylinder for circulation treatment, thereby achieving the effect of being able to automatically perform multiple circulation treatments on the heavy metal wastewater, so as to completely remove heavy metal ions in the wastewater and reduce the risk of heavy metal ion residues.

The utility model belongs to water treatment technical field, specifically discloses a perforated folded plate for sedimentation tank and the sedimentation tank of oblique installation perforated folded plate. The perforated folded plate is the plate -like structure of undulating extension and includes at least three folded plate tops of undulating top end and three folded plate bottoms of undulating bottom end, and the folded plate top of perforated folded plate is adjacent to the folded plate bottom and is provided with a plurality of folded plate holes on or close to the folded plate top. The water inlet and the water outlet of the sedimentation tank are separately arranged in the lower part and the upper part of the pool body, a folded plate support is fixed above the water inlet in the pool body, a plurality of aforementioned perforated folded plates are obliquely arranged on the folded plate support in the pool body, the folded plate top of the perforated folded plate faces upwards and the folded plate bottom faces downwards. The perforated folded plate top of the utility model is provided with the folded plate hole, and the sewage can flow upwards through the folded plate hole, which not only can increase the sedimentation area, but also can realize automatic sludge discharge, has the characteristics of simple structure, wide application range, high sedimentation efficiency and automatic sludge discharge.

The utility model relates to the technical field of desulfurization tower recovery equipment, in particular to a desulfurization tower gypsum recovery system which comprises a base support, a sediment box installed on the base support and an oscillating device connected to the sediment box, a chemical dosing device is detachably connected to the sediment box and comprises a chemical storage box and a spraying head, and the chemical storage box is detachably connected with the oscillating device. A hook is integrally formed on one side of the medicine storage box, the medicine storage box is hung on the side wall of the sediment box through the hook, a medicine adding opening is formed in the top end of the medicine storage box, the spraying head is communicated with the medicine storage box, and a plurality of spraying holes are formed in the spraying head; the multi-stage settling tank is arranged for filtering and recycling gypsum, and the oscillator is used for accelerating solid-liquid separation, so that the settling efficiency is improved; meanwhile, automatic feeding of the medicine is achieved by arranging the medicine feeding device, the medicine storage amount is detected in real time through a medicine sensor, automatic quantitative feeding is achieved, and therefore gypsum precipitation is accelerated, production time and energy consumption are saved, and the production cost is reduced.

The invention belongs to the technical field of resource utilization and environmental protection, and relates to a flue gas method brine purification and salt production by-product resource coupling utilization system and method, the system comprises: a first primary reaction tank, a second primary reaction tank, a second reaction tank, a third reaction tank, a fourth reaction tank, a fifth reaction tank and a high nitrate liquid tank. According to the raw brine (sodium sulfate content), the high-nitrate liquid and the quick lime are added, so that the refined brine index is realized, and the production is stable; second-stage salty mud of the second-stage reaction tank, and / or fourth-stage salty mud of the fourth-stage reaction tank, and / or fifth-stage salty mud of the fifth-stage reaction tank are recycled and added into the third-stage reaction tank, excessive flue gas is introduced, the flue gas preferentially reacts with the salty mud powder in the process, and conditions are provided for follow-up sedimentation acceleration; in addition, a lime-flue gas method and a two-alkali continuous method-double-membrane method can be realized to promote collaborative development.

The present application belongs to the technical field of environmental remediation and soil ecological engineering, and particularly relates to a modified iron biochar-humus-sulfate-reducing bacteria (SRB) composite system for realizing efficient immobilization and ecological remediation of cadmium (Cd 2+ ) in heavy metal contaminated soil. The system can enhance the stability of microbial colonies and has the characteristics of physical and biological synergistic passivation, thereby realizing long-term stabilization and ecological remediation of heavy metals.

The utility model relates to the technical field of metal water jet cutters, and discloses a water jet cutter assembly which comprises a water jet cutter body and a liquid storage pipe which are connected with each other, and a plurality of water jet cutter jet orifices are formed in the water jet cutter body. The filtering device is connected with the liquid storage pipe, and the filtering device is located between the water inlet of the liquid storage pipe and the water jet scalpel body on the flowing path of the liquid. The filtering device is installed on a key circulation path between the water inlet of the liquid storage pipe and the water jet cutter body, liquid is intercepted in the last link before entering the water jet cutter body, the passing probability of residual particles is remarkably reduced, and the residual particles are prevented from entering the water jet cutter jet orifice; and the whole system shutdown time caused by impurity accumulation can be shortened, and the production efficiency is improved.

A coupling system of supercritical carbon dioxide cycle power generation and lithium extraction from brine is provided. The system includes an absorption heat pump unit (100), a supercritical carbon dioxide cycle power generation unit (200), and a lithium extraction from brine unit (300). A brine inlet (32) of the lithium extraction from brine unit (300) is in communication with a to-be-heated material inlet (30) of the absorption heat pump unit (100). A heated material outlet (31) of the absorption heat pump unit (100) is in communication with a raw material inlet (33) of the lithium extraction from brine unit (300). A carbon dioxide cycle cold end outlet (36) of the supercritical carbon dioxide cycle power generation unit (200) is in communication with a heating medium inlet (34) of the lithium extraction from brine unit (300) and / or a driving heat source inlet (28) of the absorption heat pump unit (100). A carbon dioxide cycle cold end inlet (37) of the supercritical carbon dioxide cycle power generation unit (200) is in communication with a heating medium outlet (35) of the lithium extraction from brine unit (300) and / or a driving heat source outlet (29) of the absorption heat pump unit (100).

The utility model provides a multivalent salt removal reactor of a landfill leachate material separation desalination system, which comprises a reaction tank and a mixing and stirring pool communicated with the reaction tank, a clear water area, a precipitation reaction area, a reflection collision area and a bottom mud bucket are arranged in the reaction tank, a precipitation buffer area is arranged on the mud bucket, and a mixing assembly and a conical reflection plate are arranged in the reflection collision area. The mud bucket is communicated with the mixing and stirring tank through a salty mud discharging pipe; the mixing assembly comprises a shell, a first mixing cylinder and a mixer; according to the utility model, through the first mixing cylinder diversion groove and the second mixing cylinder diversion hole of the mixing assembly, multivalent salt strong brine and a crystallizing agent are fully mixed twice and are sprayed out from the liquid spraying hole to collide with the conical reflecting plate, so that the uniform mixing is ensured, and the reaction efficiency is improved; full mixing and collision of the multivalent salt strong brine and the crystallizing agent are achieved through the mixing assembly and the conical reflecting plate, and crystallization and precipitation are accelerated in combination with the ultrasonic vibration rod.

The invention discloses a settling separation device of a hydraulic pump drainage system. A raw water area, a sedimentation filtering area and a clear water area are transversely and sequentially arranged in a water tank, the raw water area is communicated with the lower part of the sedimentation filtering area, and a filter screen is arranged between the sedimentation filtering area and the clear water area; the settling and filtering area is wider than the raw water area; the water tank body of the raw water area is provided with a liquid inlet pipe; the water tank body of the clear water area is provided with a liquid outlet pipe; the diameter of the liquid outlet pipe is larger than that of the liquid inlet pipe; an inclined pipe for settling separation is transversely arranged in the settling and filtering area, a blow-off funnel arranged at the bottom of the water tank below the settling and filtering area is communicated with a blow-off pipe of a blow-off device, and the blow-off pipe is communicated with a sewage treatment system. The sedimentation tank has the beneficial effects that the structural design is reasonable, turbulent flow can be effectively reduced, the sedimentation efficiency is improved, and the sedimentation and sludge discharge effects are enhanced; the precipitation area is increased, and the treatment capacity of mixed liquid is improved; and through combined control with a hydraulic pump drainage and mining system, the working quality and efficiency of the hydraulic pump drainage and mining system are improved.

The present application relates to lithium ion battery cathode material preparation technical field, and is a kind of preparation method of nitrogen-phosphorus-potassium co-doped carbon-coated lithium-rich lithium iron phosphate cathode material, comprising the following steps: cocoa powder is added dropwise with acetic acid solution, after reaction, dropwise add hydrogen peroxide, add lithium hydroxide, and the pH of mixed solution is controlled by the amount of deionized water added;After adding deionized water and carbon-coated lithium iron phosphate precursor, stir evenly, vacuum freeze-drying is carried out, and the product is obtained after sintering treatment of dry product in inert atmosphere.Cocoa powder resource is renewable, environment-friendly, and can provide rich nitrogen, phosphorus and potassium elements to complete the doping modification of carbon-coated lithium iron phosphate.The present application provides an environmentally friendly, clean and simple cathode material modification and synthesis idea, and the prepared cathode material has good rate performance and capacity performance.

The invention discloses a high-strength and high-plasticity rare earth magnesium alloy deformed material and a preparation method thereof, and the high-strength and high-plasticity rare earth magnesium alloy deformed material comprises the following components in percentage by mass: 5.0%-6.5% of Gd, 1.5%-2.4% of Y, 1.0%-2.2% of Zn, 0.3%-0.45% of Zr, 5.0%-7.0% of Er and the balance of Mg. The method for preparing the high-strength and high-plasticity magnesium alloy deformation material comprises the steps of alloy smelting, solution treatment, multidirectional free forging and aging treatment, and finally, the yield strength of the high-strength and high-plasticity rare earth magnesium alloy ranges from 398 MPa to 402 MPa, the tensile strength ranges from 441 MPa to 453 MPa, and the ductility ranges from 15.8% to 17.2%. According to the method, part of Gd elements in the Mg-Gd series alloy with the high Gd content are replaced with Er elements, and the elongation of the Mg-Gd series alloy is greatly improved on the basis that the strength of the Mg-Gd series alloy is basically kept unchanged through solid solution strengthening of Er, aging precipitation promotion and c / a value reduction.

The invention relates to a composite phosphorus removal agent as well as a preparation method and application thereof. The composite phosphorus removal agent comprises 45wt%-75wt% of a modified inorganic high-molecular coagulant, 2wt%-15wt% of a modified natural high-molecular polymer, 5wt%-40wt% of inorganic salt, 0.5 wt%-5wt% of a coagulant aid and 0.1 wt%-0.5 wt% of a solvent, wherein the modified inorganic polymer coagulant comprises modified polyaluminum chloride and / or modified polyaluminum ferric chloride; the basicity of the modified inorganic polymer coagulant is 40-85 wt%; the modified natural high-molecular polymer is prepared from one or more of a dimethyl diallyl ammonium chloride-acrylamide-modified starch copolymer and a methacryloyloxyethyl trimethyl ammonium chloride-acrylamide-modified starch copolymer; the relative molecular mass of the modified natural high-molecular polymer is 50-450 million. The composite water purifying agent disclosed by the invention is low in cost and simple in production and preparation method, does not introduce excessive metal salts, does not cause secondary pollution and does not cause excessive metal in a water body, and has a better effect of removing phosphorus and turbidity under the condition of low water temperature.

This invention discloses a method for the comprehensive utilization of calcium and magnesium solution and CO2, comprising the following steps: S11: using high-salt calcium and magnesium wastewater and CO2 tail gas as raw materials, the high-salt calcium and magnesium wastewater contains CaCl2 and MgCl2, water-soluble amine is added to the high-salt calcium and magnesium wastewater and mixed, and CO2 tail gas is introduced to carry out a mineralization reaction, generating calcium carbonate precipitate, water-soluble amine hydrochloride and magnesium bicarbonate; S12: solid phase calcium carbonate is obtained by solid-liquid separation, oil-soluble amine is added to the separated liquid phase, HCl in the water-soluble amine hydrochloride is extracted, the water-soluble amine is regenerated, and oil-soluble amine hydrochloride and magnesium carbonate trihydrate precipitate are generated; S13: after phase separation, the aqueous phase is separated by solid-liquid separation to obtain liquid phase water-soluble amine and solid phase magnesium carbonate trihydrate, and the oil-soluble amine hydrochloride in the oil phase is pyrolyzed to obtain regenerated oil-soluble amine and HCl gas. This invention utilizes a water / oil dual-phase amine-enhanced calcium-magnesium solution mineralization CO2 and an extraction-pyrolysis synergistic regeneration cycle process to achieve harmless treatment and resource utilization of both calcium-magnesium-containing high-salt wastewater and CO2 tail gas.

The utility model discloses a kind of anti-fouling water treatment devices, belong to civil engineering technical field, and the cover plate of the present anti-fouling water treatment device is covered in the opening end of depositing tank, cover is arranged in the cover body of depositing tank, and anti-siphon pipe is arranged on cover body. Among them, inlet pipe and outlet pipe are equipped on depositing tank, a plurality of air holes are opened in cover plate, and cover plate is used for intercepting floating matter. Cover body is communicated with outlet pipe, and the opening end of cover body is lower than outlet pipe. Grating and filter screen are equipped in depositing tank, after water flow enters depositing tank from inlet pipe, it reaches tank bottom by passing grating downwards, then it enters cover body by passing filter screen and resistance component upwards, and finally it is discharged through outlet pipe. Anti-siphon pipe is communicated with cover body and external air, for balancing air pressure to prevent siphon phenomenon. The utility model can effectively intercept floating matter and suspended matter by multiple filtering structure, promote sedimentation, avoid pipeline blockage, guarantee drainage unobstructed, and improve water quality.

The invention relates to the technical field of industrial wastewater resourceful treatment, and provides a glass thinning etching waste liquid and waste residue resourceful method which comprises the following steps: treating glass thinning etching waste liquid by adopting a sodium chloride precipitation method to obtain first filter residue and first filtrate; neutralizing the glass thinning etching waste residues with ammonia water to obtain second filter residues and second filtrate; adding the second filter residue into the first filtrate, adding a part of the second filtrate, and stirring for reaction to obtain a third filter residue and a third filtrate; adding sodium fluosilicate seed crystals and sodium chloride into the third filtrate, and reacting to obtain fourth filter residues and fourth filtrate; lime is added into the fourth filtrate to adjust the pH value to be 11 or above, meanwhile, a modified flocculant accounting for 1-5% of the mass of the fourth filtrate is added, and a fifth filter residue and a fifth filtrate are obtained through a reaction; synergistic recycling of the glass thinning etching waste liquid and waste residues can be achieved, and particularly step-by-step recycling of the glass thinning etching waste residues can be achieved.

The present invention discloses a method for accelerating cell sedimentation, and belongs to the field of cell classification and counting. The method includes the steps of placing the counting plate in an electric field before moving the counting plate to the observation area for observation, and utilizing the characteristics of the cell membrane being charged to accelerate the cell sedimentation to the bottom of the counting plate. The present invention utilizes the characteristics of the cells being charged and places them in an electric field. Since the charged particles will be accelerated to fall to a pole with different electrical properties in the electric field, the purpose of accelerating cell sedimentation is achieved. The present invention also discloses a metal plate matching the above method and a microscope containing the counting plate. The metal plate has a simple structure and is easy to manufacture. There are multiple ways to charge the metal plate, which are easy to implement. Integrating the metal plate into the microscope can significantly improve the efficiency of the microscope in processing cell detection work.

The invention discloses a Chinese medicine decocting machine, comprising a machine body, wherein a boiling cavity is arranged in the machine body, a heater capable of heating the lower side of the boiling cavity is arranged in the machine body, and a pressure measuring cavity is arranged in the upper side of the boiling cavity. The invention can prevent air from entering the bottled water from below when pouring water to cause surging of the water in the bottle by puncturing bottled water, thereby reducing the contact between the water in the bottled water and the air, and ensuring the water quality in the bottled water; the invention can periodically squeeze the Chinese medicine during decocting to increase the precipitation amount of effective components therein, thereby reducing the decocting time, and after the decocting is completed, the invention can squeeze the Chinese medicine to make the medicinal liquid therein flow out as much as possible; after the decocting is completed, the invention can push out the medicinal residue, and the invention can automatically clean the boiling cavity, the liquid outlet hole and the extension tube, thereby avoiding cleaning dead corners and solving the problem that the spout of the traditional decocting pot is difficult to clean.

The invention discloses a traditional Chinese medicine extraction device for three-penis medicinal liquor, and relates to the technical field of three-penis medicinal liquor extraction. The device comprises a rack, a filter pipe is rotatably mounted at the top of the rack, a mixing ball is arranged at the bottom of the filter pipe, a liquid inlet pipe is arranged at the top of the filter pipe, a liquid discharge pipe is arranged at the bottom of the mixing ball, a plurality of filter assemblies are rotatably mounted in the filter pipe, and an egg white tank is fixedly mounted on the left side of the filter pipe. The egg white tank is communicated with the mixing ball through a feeding pipe, and two groups of flushing tanks are fixedly mounted on the right side of the filter pipe. According to the invention, the grating is controlled to be opened, the three-penis wine is sequentially subjected to coarse filtration and fine filtration through the plurality of groups of filter plates, other impurities in the three-penis wine are firstly filtered out, the mixed three-penis wine is precipitated in the filter pipe, and the plurality of groups of filter assemblies form a step shape in the filter pipe, so that the protein precipitation can be accelerated, and the protein precipitation filtering efficiency can be greatly improved; the filtered three-penis wine is clear and free of impurities.

The invention relates to a method for treating nickel-containing waste residues generated by nitrogen trifluoride electrolysis. The method comprises the following steps: crushing fluorine-containing nickel residues into solid powder; dissolving the fluorine-containing nickel slag solid powder by using an oxidizing solution, controlling the temperature to be 30-60 DEG C and the pH to be 3.5-5, and stirring until the fluorine-containing nickel slag is completely dissolved, so as to obtain a mixed turbid liquid a containing nickel fluoride, ammonium bifluoride and ferric hydroxide; filtering to obtain ferric hydroxide precipitate and a mixed solution b; adjusting the pH value of the mixed solution b to 7-9 by using a sodium hydroxide solution, and filtering to obtain a nickel fluoride solid and a mixed solution c; heating and concentrating the mixed solution c, and cooling and crystallizing to obtain a sodium fluoride crystal and an ammonium fluoride solution; and evaporating the ammonium fluoride solution to dryness to obtain ammonium fluoride crystals. According to the method, comprehensive recycling of the nickel-containing waste residues generated in the nitrogen trifluoride electrolysis process is achieved, the main nickel element is recycled, and it is ensured that other valuable elements such as fluorine and ammonium in the waste residues are effectively extracted and reused.