1056results about How to "Avoid deposition" patented technology

The invention relates to the technical field of protein extraction, and particularly discloses a sea buckthorn seed protein extraction device which comprises a screening barrel, an enzymolysis tank arranged at the bottom of the screening barrel and a communicating pipe connected between the screening barrel and the enzymolysis tank. The multi-stage screening mechanism comprises screening plates evenly arranged on the inner side of the screening barrel in the height direction of the screening barrel. A floating mechanism is arranged at the bottom of the multi-stage screening mechanism; the downward pressing mechanism is used for driving the multi-stage screening mechanism to move downwards; a driving mechanism used for driving the lifting shaft to rotate and ascend and descend is arranged at the top of the screening barrel. According to the sea buckthorn seed protein extraction device, the screening cylinder and the enzymolysis tank are integrated on one device, space is saved, use is convenient, screening and enzymolysis can be synchronously carried out during use through cooperation of a multi-stage screening mechanism, a floating mechanism, a pressing mechanism, a stirring mechanism and a driving mechanism in the screening cylinder and the enzymolysis tank, and efficiency is improved.

The invention discloses a laser cutting device for steel structure production and machining, and relates to the technical field of steel structure production and machining.The laser cutting device for steel structure production and machining comprises a cutting table, a sliding groove is fixedly formed in the surface of the cutting table, and a cutting machine is slidably mounted on the inner wall of the sliding groove; the fixing device comprises a sliding plate, a hydraulic cylinder, a first clamping plate, a second clamping plate, a rotating shaft, a first tooth block, a second tooth block, a third tooth block, a first inclined block, a fixing plate, a sliding plate, a second inclined block, a first telescopic elastic rod, a sliding plate, a second inclined block, a second telescopic elastic rod, a linkage block, a limiting block and a rotating plate. And then the sliding plate moves to clamp the materials, so that the situation that the cutting precision is poor due to material shaking is further avoided during cutting work, automatic adjustment is conducted according to the shape of the steel structure, and the stability of the workpiece in the cutting process is guaranteed.

The invention relates to a composite multi-effect scale and corrosion inhibitor and a preparation method thereof, and belongs to the technical field of water treatment agents.The composite multi-effect scale and corrosion inhibitor is prepared from carboxylic acid monomers, sulfonate monomers, organophosphorus compounds, modified chitosan, modified nanometer titania, oxidation type initiators, reduction type initiators, azole derivatives and the like, the modified chitosan is formed by coating the surface of chitosan with cerium chloride; the modified nano titanium dioxide is formed by coating the surface of nano titanium dioxide with sodium polyaspartate. The composite multi-effect scale and corrosion inhibitor is prepared in a mode of compounding while synthesizing, the scale inhibition effect is excellent, the comprehensive descaling capacity can reach 97% or above, and the composite multi-effect scale and corrosion inhibitor can be used for a high-pH, high-alkalinity, high-temperature and high-hardness circulating cooling water system under the high-concentration-multiple operation condition; the method is suitable for circulating cooling water treatment requirements under harsh conditions in industries such as chemical industry, smelting and light industry.

The invention relates to the technical field of lens polishing, in particular to a polishing device for optical lens production. Comprising a workbench, the workbench is provided with two driving arms which are distributed up and down, and the driving arms are fixedly connected with polishing discs; and the rotating disc is rotationally connected to the workbench, the rotating disc is slidably connected with a plurality of clamping rods distributed in the circumferential direction, a second motor is installed on the workbench, and the rotating disc and an output shaft of the second motor are in transmission through a second transmission piece. According to the lens polishing device, lenses of different sizes are clamped through the clamping rods distributed in the circumferential direction, the existing mode that the lenses are fixed through glue is changed, the two polishing discs are used for polishing the upper sides and the lower sides of the lenses at the same time, the lens polishing efficiency is improved, and meanwhile the phenomenon that after one face of each lens is polished, glue residues exist on the other face is avoided; therefore, the precision of the lens in use is influenced.

The utility model relates to a cosmetic spiral lifting container which comprises a bottle body, a bottle cap, a material taking rod, an inner plug and a spiral lifter, the spiral lifter comprises a stirring portion and a spiral lifting portion, the stirring portion is used for stirring cosmetic materials in a material cavity in a rotating mode, and the spiral lifting portion is used for lifting the cosmetic materials in the material cavity. And the spiral lifting part is used for spirally lifting the cosmetic material body at the bottom of the material cavity into the stirring part. Cosmetic materials in the material cavity are stirred and spirally lifted through the spiral lifter, on one hand, the cosmetic materials in the material cavity can be stirred and mixed through the stirring strips of the spiral lifter, and therefore deposition or layering of the cosmetic materials is avoided. And on the other hand, the cosmetic material body at the bottom of the material cavity is spirally lifted through the spiral lifting plate of the spiral lifter, so that the residue of the cosmetic material body in the material cavity can be reduced, the maximum use is achieved, resources are better saved, and the environment is better protected.

The invention belongs to the technical field of medicines, and provides application of Nintedanib and a plant-derived cyclic peptide and radix pseudostellariae cyclic peptide B combined medicine in preparation of a medicine for treating pulmonary fibrosis, the Nintedanib and the plant-derived cyclic peptide and radix pseudostellariae cyclic peptide B combined medicine can play a synergistic effect, and the inhibition effect on the pulmonary fibrosis process is remarkably improved. The toxic and side effects of diarrhea and intestinal mucosa injury caused by nintedanib are reduced, and a good choice is provided for clinical treatment of pulmonary fibrosis.

The invention relates to the technical field of water pumps, and provides an internal anti-deposition centrifugal water pump which comprises a supporting seat, a bearing seat, a front pump shell and a rear pump shell are arranged on the supporting seat, the front pump shell and the rear pump shell are fixedly connected together, a front protection plate is arranged on the inner wall of the front pump shell, a rear protection plate is arranged on the inner wall of the rear pump shell, and an impeller is rotationally connected to the rear protection plate; the pump further comprises a protection water injection assembly and a liquid inlet pipeline, the protection water injection assembly is arranged between the front protection plate and the rear protection plate, the liquid inlet pipeline is communicated between the front pump shell and the front protection plate, the liquid inlet pipeline is communicated with the impeller, and a bendable conveying pipeline is communicated with the liquid inlet pipeline. By means of the technical scheme, the problem that in the using process of a centrifugal water pump in the prior art, due to the fact that solid-liquid proportions in solid-liquid mixed liquid conveyed in the previous procedure are different, residues are prone to being deposited in the centrifugal water pump is solved.

The invention discloses intelligent three-dimensional projection display equipment, and relates to the technical field of three-dimensional projection equipment, the intelligent three-dimensional projection display equipment comprises a shell, a base and holographic projection glass, the base is fixedly connected in the shell, the number of the holographic projection glass is four, the four pieces of holographic projection glass are fixedly connected with one another and fixedly connected to the base, and the holographic projection glass is arranged in the shell. The holographic projection equipment comprises a shell, holographic projection glass is arranged on the shell, projection equipment is arranged on the upper portion of the holographic projection glass, a display screen is fixedly connected to the outer side of the shell, an access door is hinged to the outer side, close to the display screen, of the shell, and a shielding assembly capable of shielding the projection display equipment according to light rays is installed in the shell. The problems of light reflection, color fading, blurring and the like of a projection picture are avoided, the shading cloth can reduce the influence of ambient light on projection light rays, accurate restoration of colors is ensured, and the position and the unfolding size of the shading cloth can be flexibly adjusted, so that the shading applicability is improved.

The ginsenoside F4 is found to be capable of effectively down-regulating the expression of osteogenic differentiation marker genes ALP and RUNX2 in valvular interstitial cells and inhibiting the osteogenic differentiation of the valvular interstitial cells, so that valve calcification is delayed or inhibited; the invention also provides a cell-tissue-individual three-dimensional culture system which can significantly improve osteogenic differentiation of valvular interstitial cells, human aortic valve tissue blocks and Apoe- / -male mouse aortic valves after being treated by ginsenoside F4, and further provides a new drug choice for prevention and treatment of calcified aortic valve diseases.

The invention belongs to the technical field of wastewater treatment, and particularly discloses a thallium-containing wastewater treatment device which comprises a sedimentation tank and a reaction tank arranged on the upper portion in the sedimentation tank, and the reaction tank comprises an electro-catalysis tank, a pH adjusting tank, an electric flocculation tank, a magnetic medium inoculation tank and a stabilization tank which are sequentially communicated; a drainage tank I communicated with the electro-catalysis tank is arranged in the pH regulating tank; an outlet of the drainage tank I is communicated with the electric flocculation tank through a vortex tank I and an arc-shaped water outlet tank I in sequence; the structures of the magnetic medium inoculation pool and the stabilization pool are the same as the structure of the pH adjusting pool; pH probes are mounted in the pH regulating tank and the stabilizing tank. The invention also discloses a thallium-containing wastewater treatment method. The thallium-containing wastewater treatment device disclosed by the invention is large in occupied area, good in removal effect and stable in effluent; and a thallium removing agent, a flocculating agent and the like are not required to be added during operation, so that the operation cost is greatly reduced.

The centrifugal fan comprises a fan shell, an air inlet, an air guide wheel and an air outlet, the air inlet is formed in the bottom of the fan shell, the air guide wheel is rotationally connected to the upper portion of the air inlet and driven by a motor on the inner wall of the fan shell, the air outlet is formed in the outer wall of the fan shell, and the air outlet is rotationally connected to the upper portion of the air inlet. An energy-saving assembly used for assisting in air inlet is arranged below the air inlet, a separation assembly used for separating diffuse particles and impurities is arranged in the fan shell, the purpose of collecting the particles and the impurities is achieved through the arrangement of the separation assembly, and compared with a traditional centrifugal fan which depends on a simple filter screen or gravity sedimentation and other modes, the energy-saving effect is better. Compared with the prior art, the device has a better separation effect on small particles and impurities with different densities, improves the purity of exhausted gas, achieves the purpose of collecting the particles and the impurities, and avoids the problems of increase of airflow resistance, fluctuation of air volume and air pressure and the like caused by impurity accumulation.

The invention provides an electrolyte, which comprises a lithium salt and an organic solvent, and the organic solvent comprises a cyclic non-coordination solvent represented by the following formula (I) # imgabs0 # (I), in the formula (I), R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are respectively and independently selected from a hydrogen atom, a chlorine atom, a bromine atom, a fluorine atom, a C1-C3 alkyl group, a C1-C3 alkoxy group, a fluorine-substituted C1-C3 alkyl group or a fluorine-substituted C1-C3 alkoxy group. The electrolyte provided by the invention can be applied to the lithium metal secondary battery, and can significantly improve the cycle stability and safety of the battery and prolong the cycle life of the battery; meanwhile, decomposition of the coordination type solvent can be effectively inhibited, and uniform deposition of metal lithium dendrites is realized, so that the stability of the electrolyte is improved; and moreover, the high-temperature storage gas production inhibition effect is obvious.

The invention relates to the technical field of medical instruments, in particular to a multi-layer ultra-light hernia patch which comprises a large-mesh electrostatic spinning tissue ingrowth layer, a mesh woven base material layer and an anti-adhesion layer which are sequentially connected in a stacked mode. Wherein after the large-mesh electrostatic spinning tissue ingrowth layer is implanted into a human body, a cell microenvironment can be better simulated, cell adhesion, differentiation and migration are facilitated, uniform distribution of newborn cells in the fiber direction of an electrospinning membrane is promoted, granulation tissues uniformly ingrow in a defect part, and the electrospinning fiber membrane and the tissues are cooperatively repaired; secondly, the middle layer can provide supporting performance and mechanical performance of the patch in the early stage for the patch, the defects of the electrospinning fiber membrane in the supporting performance and the mechanical performance are overcome, the long-term implantation amount of the patch after later degradation is greatly reduced, and the foreign body sensation is obviously reduced; the anti-adhesion layer also adopts the electrostatic spinning technology, and the anti-adhesion effect is achieved by selecting materials and regulating and controlling the porosity, the aperture and the fiber diameter of the electrospun fiber membrane.

The invention discloses an abnormal working condition online adjusting and processing system of a long-distance pipeline conveying slurry concentration system. The abnormal working condition online adjusting and processing system comprises an upstream incoming material pipeline, a feeding collection box is arranged below an outlet of the upstream feeding pipeline; an emergency pipeline with the tail end leading to the ore pulp distribution box is further communicated with the upstream feeding pipeline between the feeding concentration meter and the flow meter, and an emergency pipeline switch electric valve is arranged on the emergency pipeline; a thickener is arranged below the outlet end of the feeding collection box; the lower end of the thickener is communicated with an inlet of the underflow pump through an underflow pump inlet pipeline; an outlet of the underflow pump is communicated with an underflow pump outlet pipeline, the tail end of the underflow pump outlet pipeline is divided into two paths, one path is a self-circulation pipeline leading to the feeding collection box, and the other path is a normal pulp conveying pipeline leading to the pulp distribution box; the invention further discloses a corresponding processing method. Through diagnostic analysis and targeted treatment of abnormal working conditions of the concentration system, safe and stable operation of the concentration system is ensured, rake pressing of the thickener can be effectively avoided, and investment is saved.

The invention relates to the technical field of powder drying, in particular to a powder water reducing agent production device and a water reducing agent based on polycarboxylic acid monomers. Comprising a support frame; the rotary gas injection frame is rotationally connected to the supporting frame, and the rotary gas injection frame is fixedly connected with an inner ring; the fixing frame is fixedly connected to the supporting frame, the fixing frame is rotationally connected with an outer ring in a sealed mode, and the fixing frame, the inner ring and the outer ring are matched to form a first closed cavity; the stock bin is fixedly connected to the supporting frame, and the stock bin is fixedly connected with a first scraper; and the second scraper is fixedly connected to the supporting frame. The outer ring and the inner ring are matched to form the annular roller, so that slurry can be adhered to the inner wall and the outer wall of the annular roller, the adhesion area of the slurry is increased, the utilization rate of steam heat is increased, and the water reducer is synthesized after polyethylene glycol is added based on a polycarboxylic acid water reducer monomer, so that the water reducer has excellent workability and stable performance.

The invention relates to an emulsifying and mixing device, in particular to an emulsifying device for preparing a defoaming agent. The technical problems that according to an existing emulsifying device, the shearing force of stirring equipment is inconvenient to adjust according to the state of raw materials, granular raw materials are prone to being accumulated on mixing blades, materials on the inner side wall of an emulsifying barrel are inconvenient to scrape off, and then the mixing and emulsifying effect is poor are solved. The emulsifying device for preparing the defoaming agent comprises a bottom frame, a fixing ring, an emulsifying barrel and the like, a fixing ring is mounted on the bottom frame, and an emulsifying barrel is mounted on the fixing ring. When raw materials are primarily mixed, the angles of the mixing blades are approximately parallel to the surfaces of the raw materials, so that the shearing force can be reduced, the raw materials can penetrate through the fixing holes, the area of the surfaces of the mixing blades directly impacted by the raw materials can be reduced, the shearing force is further reduced, and meanwhile, accumulation of the raw materials on the mixing blades is avoided; raw material deposition on the mixing blades is reduced, and uneven stirring caused by the fact that granular raw materials are attached to the mixing blades is avoided.

The invention relates to the technical field of oil well paraffin removal and prevention, and discloses a paraffin removal and prevention agent for an oil well shaft and a preparation process. The paraffin remover and inhibitor for the oil well shaft comprises the following components in parts by weight: 10-25 parts of a compound surfactant, 15-30 parts of a mutual solvent, 5-10 parts of a stabilizer, 1-10 parts of a novel wax crystal improver, 0.2-0.5 part of a rapid penetrant, 0.5-1.5 parts of alkali and 25-70 parts of water, the novel wax crystal improver has a structure similar to that of paraffin, and wax crystals can be dissolved in the novel wax crystal improver, so that the wax crystals are not easy to gather and deposit on a pipe wall, and the dissolution rate of the wax crystals is further improved; sodium sulfonate in the structure has strong polarity and hydrophilicity, can adjust the crystallinity of paraffin inhibitor molecules, has a synergistic effect with asphalt, colloid and the like in crude oil, reduces the surface tension of water, has a good wetting effect, and improves the low-temperature fluidity of the crude oil.

The invention provides a dust concentration monitoring device and method, the monitoring device comprises a monitoring device, the monitoring device is used for monitoring dust, and the monitoring device is provided with a containing cavity for monitoring dust concentration and a communicating pipeline communicating with the containing cavity for dust flowing; the ventilation gas circuit is arranged on the side, away from the communicating pipeline, of the monitoring equipment and communicates with the containing cavity so as to convey dust into the containing cavity; the cleaning component is used for communicating with the communicating pipeline, so that when the concentration of dust in the containing cavity is larger than or equal to a set threshold value, the cleaning component is controlled to convey airflow into the monitoring equipment, and the airflow flows out from the ventilation air path to clean the containing cavity; the problem that in the prior art, a detection light path of dust concentration detection equipment using a light scattering method is prone to being polluted by dust, and consequently the measurement result is inaccurate is solved.

The utility model discloses a bag type dust remover, and particularly relates to the technical field of bag type dust removal, the bag type dust remover comprises an outer shell, the bottom of the outer shell is communicated with a dust hopper, and three sweeping components are arranged in the dust hopper; each sweeping assembly comprises a first protection shell, a motor is installed at the top end of the inner side of the first protection shell, a rotating rod is installed at the output end of the motor, a first driving rod is installed at the top of one end of the rotating rod, a second driving rod is arranged at the bottom of one end of the first driving rod, and a fixing rod is installed in one end of the second driving rod. Compared with the prior art, the sweeping assembly is arranged, the rotating rod is used for driving the first driving rod to drive the second driving rod to move, then the second driving rod is used for driving the sweeping rod so that the spring can sweep and clean the surface of the ash bucket, dust on the surface of the ash bucket can be continuously scraped, and the dust is prevented from being accumulated in the ash bucket for a long time; therefore, the problem of blockage of the dust hopper is avoided, the abrasion degree of the filter bag is reduced, and the dust removal efficiency is improved.

The invention relates to the technical field of sheet metal part machining, in particular to a scraper sheet metal part scraping device with a positioning mechanism, which comprises a base, a placing groove is formed in the upper end of the base, and two groups of symmetrical fixing blocks are fixedly connected to two sides of the placing groove in the upper end of the base; third sliding rods are jointly and fixedly connected between the two sets of fixing blocks, an adjusting mechanism is jointly installed on the outer sides of the two sets of third sliding rods, the adjusting mechanism comprises an installation block, two sets of symmetrical grinding mechanisms are installed at the positions, close to the lower end, of the front end of the installation block, and the adjusting mechanism further comprises a sliding block; the punching mechanism is installed at the lower end of the sliding block, the adjusting mechanism can enable the sliding block to move left and right while moving up and down, so that the comprehensive angle of the boring blade is adjusted, the grinding mechanism grinds the edge of the scraper cutting board, burrs left on the edge of the scraper cutting board are cleaned, and holes can be cleaned when the punching mechanism punches holes.

The invention relates to the technical field of mold machining, in particular to a numerical control machining center for machining an injection mold and a using method.The numerical control machining center comprises a base, the front end of the base is slidably connected with a mold body, an injection molding groove is formed in the upper end of the mold body, and the front end of the base is rotationally connected with two sets of symmetrical clamping blocks; the rear ends of the two sets of clamping blocks are attached to the mold body, a coating mechanism is installed at the upper end of the base and comprises a mounting plate, a grooving mechanism is installed at the front end of the mounting plate, and a second gear and a first conveying pipe are matched with each other, so that a polishing drill bit machines an injection molding groove in the mold body; and through mutual cooperation of a second fixing rod and a first sliding rod, a grinding drill bit can gradually extend downwards according to the depth of an injection molding groove, through mutual cooperation of a first gear and an inner gear ring, part of assemblies of the coating mechanism and the grooving mechanism conduct circular motion, and therefore a mold body is machined.

The invention discloses an environment-friendly sewage treatment mechanism, and belongs to the technical field of sewage treatment.The environment-friendly sewage treatment mechanism comprises a stirring box, one side of the stirring box is fixedly connected with a first motor, a biological reaction roller is arranged in the stirring box, and the two ends of the biological reaction roller are rotationally connected with arc-shaped fixing frames respectively; first rotating shafts are rotationally connected to one ends of the two arc-shaped fixing frames, and rotating blocks are fixedly connected to the ends, away from the biological reaction roller, of the two first rotating shafts. By arranging the rotating block and the first moving shaft, the biological reaction roller can stir sewage, so that the contact area of the sewage with a treating agent, oxygen and the like is increased, the reaction rate and efficiency are improved, the sewage outlet and the baffle are arranged, the settling tank can be automatically cleaned and discharged under the condition that filtration is not affected, and the sewage treatment efficiency is improved. And floccules filtered out in the settling tank do not need to be manually and regularly cleaned, so that the labor cost is reduced and the working efficiency is improved.

The invention relates to the technical field of mine wastewater treatment, in particular to a mine wastewater nitrogen and phosphorus removal device and a treatment method thereof.The mine wastewater nitrogen and phosphorus removal device comprises a reaction cylinder, a stirring mechanism, a collecting mechanism and a reaction tank, the collecting mechanism comprises a collecting box and a conical disc, an opening is formed in the inner side wall of the reaction cylinder, and a first filter screen is arranged at the bottom of the opening; the collecting box is communicated with the opening and the first filter screen, the conical disc is arranged in the reaction cylinder, the opening is located in one side of the bottom of the conical disc, and a plurality of water leakage holes are formed in the conical disc; an annular groove is formed in the bottom of the reaction cylinder, a communicating pipe is arranged on the side wall of the annular groove and communicates with the reaction tank, and a second filter screen is arranged on the side, facing the reaction cylinder, of the communicating pipe; a conical groove is formed in the bottom of the annular groove, and a discharging opening is formed in the bottom of the conical groove. According to the invention, large impurities are primarily separated, and sediments are accommodated in the annular groove, so that the sediments are conveniently discharged from the discharge port, and the blockage phenomenon when wastewater flows to the treatment tank is avoided.

The invention relates to the technical field of boiler fly ash sampling, in particular to a boiler fly ash sampling system and a use method.The boiler fly ash sampling system comprises a detection unit, and the detection unit comprises an introduction module connected with a boiler, a collection module arranged at the output end of the introduction module, a cleaning module arranged at the output end of the collection module and a test module arranged at the output end of the collection module; and a fly ash sample in the boiler flue is extracted through the introduction module and output to the collection module, the fly ash sample can enter the test module from the collection module to be tested, the fly ash sample enters a sample collection pipe and then enters a sampling test room by controlling an air pump, the fly ash sample is detected, and cleaning is completed regularly.

The invention relates to the technical field of electroplating processes and equipment, in particular to a local electroplating process and an electroplating system. In the local electroplating process of the electroplated part, after the electroplated part is pretreated, pollutants on the surface of the electroplated part are removed, and the electroplated part reaches a good activated state. After an electroplated part is pretreated, a to-be-electroplated area of the electroplated part is covered with a mask, the electroplated part is immersed in wax liquid, and the surface of the electroplated part is covered with a wax film. And after the wax film is formed on the surface of the electroplated part, removing the mask in the to-be-plated region, further exposing the to-be-plated region out of the wax film, immersing the electroplated part into the electroplating liquid, and further electroplating the to-be-plated region. After electroplating is completed, no metal ions are deposited because the non-electroplating area is covered by the wax film. And after the electroplating is completed, removing the wax film adhered to the electroplating part, so as to obtain the electroplating part subjected to local electroplating. In this way, local electroplating of the electroplated part is achieved.

The utility model belongs to the technical field of medical instruments, and particularly relates to an artificial lens for people with color vision disorder. The surface of the intraocular lens is a spherical surface or at least one surface is an aspheric surface or at least one surface is a discontinuous surface, the intraocular lens is colored and at least uses one coloring dye, and the coloring range of the intraocular lens at least comprises part of an optical area. According to the intraocular lens, at least one inhibition band exists in the wavelength range of 380 nm to 780 nm of the spectrum transmittance of the intraocular lens, and the minimum value of the spectrum transmittance in the inhibition band is lower than the nearest peak value of the spectrum transmittance in the wavelength range of 380 nm to 780 nm, so that the situation that the surface roughness is too high due to film coating is avoided, cell deposition on the surface of a film layer is avoided, the color vision correction safety is improved, and the color vision correction efficiency is improved. The correction effect of color vision correction is guaranteed, the problem that the surface reflectivity is high due to the fact that the surface of the artificial lens is coated with a film is effectively solved, optical interference is prevented, the retina is prevented from receiving stray light, and the signal-to-noise ratio of a retina image is prevented from being reduced.

The invention relates to the technical field of detection devices, in particular to a pan body strength detection device which comprises a mounting box, a fixing support is fixedly connected to the upper end of the mounting box, a detection mechanism is mounted at the position, close to the middle, of the inner side of the fixing support, and the detection mechanism comprises a T-shaped mounting block. Two sets of symmetrical spraying mechanisms are fixedly connected to the front end and the rear end of the T-shaped mounting block, a pressurizing mechanism is mounted on the inner side of the fixing support and comprises a placement plate, a pan body is mounted at the upper end of the placement plate, an operation host is mounted at the front end of the mounting box, and an air cylinder and an arc-shaped support are matched with each other, so that the upper end of the upper end of the operation host is fixedly connected with the upper end of the T-shaped mounting block. The upper end of the pan body is pressed by the clamping blocks, then the strength of the periphery of the heated pan body is detected through rotation, remaining impurities are removed, the coating on the inner side of the pan body is comprehensively detected through the laser planometer, and whether the coating cracks or not during pressure testing of the pan body is detected.

The invention discloses an anti-pollution composite membrane, a preparation method thereof and a reverse osmosis membrane, and relates to the technical field of water treatment separation membranes, the anti-pollution composite membrane comprises a support membrane and a separation function layer formed on the support membrane; wherein the separation function layer comprises a polyamide crosslinking layer containing an acyl halide group and a compound containing an aminophosphonic acid group, and an amino group in the compound containing the aminophosphonic acid group and the acyl halide group in the polyamide crosslinking layer are bonded with each other through an amido bond. According to the anti-pollution composite membrane provided by the invention, the polyamide crosslinking layer containing the acyl halide group and the compound containing the amino phosphonic acid group are bonded through the amido bond, so that the phosphonic acid group is grafted on the polyamide crosslinking layer, the hydrophilicity of the polyamide crosslinking layer is improved, and the membrane is easy to form a hydration layer when being subjected to separation treatment; therefore, pollutants are prevented from being adsorbed or deposited on the surface of the membrane, the anti-pollution capacity of the membrane is improved, and the service life of the membrane is prolonged.

The invention discloses a filling process and equipment based on phosphogypsum pipeline transportation pretreatment and fluorine and phosphorus recovery, and solves the problems that soluble fluorine and phosphorus elements in a filling body cannot be effectively separated, the leaching amount of the soluble fluorine and phosphorus elements exceeds the standard under long-term soaking in underground water, and the soluble fluorine and phosphorus elements are difficult to be directly used for filling in an existing method. Comprising a thickener body, a deep-cone thickener, a thickening driving assembly and a rake pressing prevention mechanism, the thickener body comprises an equipment base, equipment supporting legs and an equipment rack, the deep-cone thickener comprises a deep-cone thickening tank, a feeding port, an overflow weir and a concentrated discharging port, and the rake pressing prevention mechanism comprises an upper rake seat, a lower rake seat, an adjustable rake seat and a rake seat protection part; the device is provided with the rake pressing prevention mechanism, uniform mixing of the APAM flocculant and the pretreated phosphogypsum slurry can be ensured by adopting the technical means of cooperative cooperation of the adjustable rake seat and the rake seat protection part, and the problem of incomplete separation of soluble fluorine and phosphorus elements due to the rake pressing phenomenon caused by too fast sedimentation of the phosphogypsum slurry is avoided.

The utility model relates to the technical field of sewage treatment and discloses energy-saving circulating water filtering treatment equipment which comprises a cooling tower body, a fan is arranged on the upper surface of the cooling tower body, a cooling water spraying pipe gallery is arranged on the inner wall of the cooling tower body, and a circulating cooling pipe and a cleaning mechanism are arranged on the inner wall of the cooling tower body. The cleaning mechanism is arranged in the cooling tower body, the cleaning mechanism is used for cleaning the interior of the cooling tower body to prevent incrustation from condensing on the inner wall of the cooling tower body to affect use, the cleaning mechanism comprises a cooling tower base, the cooling tower base is fixedly installed on the lower surface of the cooling tower body, and the cleaning mechanism further comprises a C-shaped plate, a motor and a first bevel gear; according to the energy-saving circulating water filtering treatment equipment, used cooling water is stirred to prevent dirt from being deposited at the bottom of the cooling tower body, the conditions that water storage is difficult and a drainage pipe is blocked due to impurity deposition are avoided, and the service life of the cooling tower is further prolonged.