15results about How to "Reduce sediment content" patented technology

The invention discloses a high-efficiency short-process production method and production system for carbonization-process white carbon black, an absorption reaction is completed in a normal-pressure gas-liquid small-sized carbonization reaction kettle, and rapid continuous reaction of CO2 gas and liquid sodium silicate in the carbonization reaction kettle is realized through high-strength stirring and gas-liquid interface contact enhanced absorption; and high-efficiency absorption of carbon dioxide is realized under normal-pressure reaction conditions. The carbonization reaction is carried out in a small-sized carbonization reaction kettle, the precipitation reaction can be carried out in a large-sized precipitation reaction kettle according to the scale, the solid-liquid reaction is carried out in the precipitation reaction kettle, and the silicon dioxide micro particles generated by the absorption reaction are subjected to uniform mixing by controlling the reaction time, the reaction temperature and the reaction pH value. The particles are further aggregated and grown to form the silicon dioxide particles with stable structure and reliable performance, the structure is stable, the performance is reliable, and the utilization efficiency of raw materials is improved.

The utility model provides a cleaning device for improving the transparency of a river channel water body, and relates to the technical field of river channel cleaning devices, the cleaning device comprises a fixed pile A and a fixed pile B. The surface of the fixed pile A is fixedly provided with a mounting plate, the surface of the mounting plate is fixedly provided with a synchronous motor A, the output end of the synchronous motor A is provided with a screw rod A, and the screw rod A is provided with a screw rod B; limiting rods are fixedly installed on the surface of the installation plate, limiting plates are slidably connected into the fixing pile A and the fixing pile B, and collecting boxes are fixedly installed on the surfaces of the limiting plates. By arranging a synchronous motor A, a lead screw A, a limiting rod, a connecting plate, a limiting plate, a collecting box, a filter plate A, a filter plate B and an intercepting plate, the effect of conveniently filtering and collecting silt in the river channel is achieved while floating objects in the river channel are conveniently collected, and therefore the content of the silt in the downstream water body of the river channel is reduced; the transparency of the downstream water body of the river channel is improved.

The invention belongs to the technical field of mine drainage engineering, and particularly discloses an underground multi-stage closed drainage system and a construction method thereof. The elevations of a first sectional sedimentation system, a second sectional sedimentation system and a Kth sectional sedimentation system of the drainage system are sequentially reduced, and the first sectional sedimentation system, the second sectional sedimentation system and the Kth sectional sedimentation system are arranged on the side parts of corresponding sectional roadways and respectively comprise a sectional sedimentation tank, a drainage chamber and a drainage channel, the sectional sedimentation tanks are vertically arranged on the side of the sectional roadways and obliquely extend downwards, and the high-position ends of the sectional sedimentation tanks are communicated with the sectional roadways; the drainage chamber is arranged on the side of the segmented sedimentation tank and communicated with the segmented sedimentation tank through the drainage chamber connecting channel, the drainage channel is vertically arranged at the bottom of the drainage chamber, and the bottom end of the drainage channel is communicated with the next-stage segmented sedimentation tank or a middle-section main roadway drainage system below the next-stage segmented sedimentation tank. The construction method comprises the steps of segmented sedimentation tank construction, drainage chamber joint channel construction, drainage chamber construction, drainage cofferdam construction and next-stage segmented sedimentation system construction. The device has the characteristics of simple structure, high precipitation efficiency, difficulty in blockage, low drainage energy consumption and convenience in construction.

The utility model discloses a wet type oil sludge dust collector, and relates to the technical field of dust collectors. The device structurally comprises a liquid storage chamber with an upper opening and an equipment chamber with a side opening, and the liquid storage chamber and the equipment chamber are connected into a whole; a power supply and a negative pressure pumping device are mounted in the equipment chamber; a garbage collection box is mounted on the left side of the liquid storage chamber; an external box with a lower opening is fixedly communicated with the left side of the liquid storage chamber right above the garbage collection box, and an insertion plate for sealing is inserted into the lower end part of the external box; the right end of the top surface of the liquid storage chamber fixedly communicates with an airtight cover body; and a scrap iron separation device is jointly mounted in the external box, the liquid storage chamber and the airtight cover body. The scrap iron separating device is mounted at the top of the liquid storage chamber, and the garbage collecting box is mounted on the side surface of the liquid storage chamber, so that oil sludge liquid separation and independent storage are realized, the problem of blockage when a drain valve discharges liquid is avoided, and collected scrap iron and other fixed wastes are conveniently dumped and treated; in addition, equipment needing to be cleaned can be conveniently cleaned through the high-pressure cleaning gun.

The utility model discloses a high-capacity multi-stage sedimentation tank for water-rich tunnel construction. The settling pond is of a reinforced concrete structure and comprises a rectangular settling pond body, a longitudinal partition wall in the length direction of the settling pond body and a plurality of transverse partition walls in the width direction of the settling pond body are arranged in the settling pond body, and the interior of the settling pond body is divided into a plurality of first settling cabins located in the middle and four second settling cabins located at the ends of the settling pond body; the size of the second precipitation cabins is smaller than that of the first precipitation cabins, drainage grooves are formed in the upper portions of the partition walls between the adjacent first precipitation cabins, waterproof insertion plates are inserted in the partition walls at the drainage grooves, and water inlet / outlet pipes are arranged on the cabin walls of the second precipitation cabins. Water pipes are arranged on a partition wall between every two adjacent second precipitation cabins and partition walls between the first precipitation cabins and the second precipitation cabins, two sewage disposal pipelines located on the two sides of the longitudinal partition wall respectively are arranged at the bottom of the inner side of the precipitation tank body, and the sewage disposal pipelines pass through the first precipitation cabins; a plurality of sewage disposal holes are formed in the sewage disposal pipeline in each first precipitation cabin.

The present application belongs to the technical field of groundwater sampling, and particularly relates to a method for preventing layer mixing during groundwater sampling in a water well, comprising the following steps: injecting clean water into the sampling water well and flushing the well wall, and then pumping out the mixed water at the bottom of the sampling water well; setting a blocking device in the sampling water well to intercept the seepage water above the sampling layer; setting a water collector below the blocking device in the sampling water well, with the tube mouth of the water collector leaning against the well wall to collect the seepage water; after sampling is completed, the tube mouth of the water collector is closed, the blocking device is removed, and the water collector is recovered to complete the sampling. By means of the blocking device, the seepage water above the sampling layer is guided away along the blocking device, so that the water collected from the sampling layer is relatively accurate, and layer mixing is avoided. By means of the water collector leaning against the well wall to collect water, insertion into the well wall is avoided, the content of silt in the sampled water is reduced, and the water collector and the water pump can be prevented from being blocked.

The utility model relates to a water-saving mine ecological restoration project maintenance system. According to the technical scheme, the ecological restoration system comprises a retention wall arranged in an ecological restoration area of a mine and used for swimming on the retention wall to collect rainwater; the ecological filter tank is arranged on the downstream side of the retention wall and communicated with the retention wall through a water delivery channel to move upwards; the clean water tank is arranged beside the ecological filter tank and is used for storing the water body filtered by the ecological filter tank; the water distribution mechanism is provided with a plurality of water distribution pipes which are uniformly distributed in the ecological restoration area, the water distribution pipes adopt a spraying mode, the function of the water distribution pipes is not limited to irrigation, meanwhile, leaf fertilizer can be sprayed, insecticide can be sprayed when mine vegetation needs, and hoses which are made of EPDM (Ethylene-Propylene-Diene Monomer), PVC (Polyvinyl Chloride) and the like and have the characteristics of acid resistance, alkali resistance, aging resistance and the like are selected as the water distribution pipes; and the water pump is arranged in the clean water tank and is used for supplying water to the water distribution pipes uniformly distributed in the ecological restoration area. The water delivery channel is provided with a stepped overflow dam. A power supply of the water pump comprises a solar cell panel.

The present invention discloses a water supply box with dual filtering function, which relates to the technical field of water supply box, including a water supply box body, a sedimentation filter bin and a self-cleaning filter, wherein the sedimentation filter bin includes a bin body fixed on the inner wall of the water supply box body, the top of the bin body extends to the top of the water supply box body and is connected with a water inlet pipe, the bottom of the bin body is fixedly connected with a sewage pipe A, and the sewage pipe A extends to the outside of the water supply box body, and the left and right side walls of the bin body are each provided with a group of water outlet holes, the water outlet holes are strip-shaped, a stainless steel filter is fixed inside the water outlet holes, and two groups of inclined partitions corresponding to the positions of the two groups of water outlet holes are provided inside the bin body. The water supply box with dual filtering function can further slow down the accumulation of sediment in the water tank, ensure the water supply quality, ensure the separation effect of water and sediment, and ensure the filtering capacity of the filter material to reduce the consumption of the filter material.

The application discloses a kind of for urban river channel silt reduction construction method, adopt rubber dam and store pit combination, store pit reduces water flow velocity, changes vertical distribution of silt, and makes silt particles concentrate downward, rubber dam adopts arch design, while weakening the impact of water flow on rubber dam, the silt in the silt source of upstream river channel is intercepted, so that it is accumulated to selected section convenient for mechanical dredging;Then, using the way of mechanical dredging, the sludge accumulated is removed for treatment after processing.The application has the advantages of simple and fast design, and the designer only needs to record the data such as river width, normal water level height, water flow velocity and model scale test, so as to carry out the design calculation of actual engineering.The method improves the dredging efficiency, reduces the silt accumulation of urban internal river channel, reduces the traffic pressure of urban internal river channel, and saves manpower and material resources.

The invention discloses an environment-friendly printing ink recycling and purifying device and relates to the technical field of recycling, a separating and taking mechanism is connected to the interior of a circulating box, a separating plate is fixedly connected to the interior of the circulating box, a sealing plate is slidably connected to the inner wall of a side sliding bin, and the front ends of two extension plates are both fixedly connected with the rear end of the separating plate; the printing ink separating device has the advantages that precipitates and precipitated printing ink can be separated through the separating and precipitating partition plate, and the precipitated printing ink can be extracted through the separating opening; through the arrangement of a separating plate, a sliding column and a fan-shaped limiting block, ink above a separating opening can be separated during preliminary separation, the situation that precipitates flow back to the position above the separating and precipitating partition plate from the position below the separating and precipitating partition plate due to separation force during ink separation is avoided, a sinking opening can be thoroughly sealed through a sealing plate, and the ink separation efficiency is improved.

The invention discloses a water and soil conservation system for ecological restoration of a pumped storage power station in a desert area, which comprises a reservoir basin and a dam body around the reservoir basin, surface soil is laid on the back surface of the dam body, photovoltaic equipment is laid on the back surface of the dam body along a slope body, and vegetation is planted in and below a spacing area of the photovoltaic equipment. A rainwater collecting and draining system capable of collecting and storing rainwater and conducting irrigation is arranged on the back face of the dam body. Meanwhile, the invention further discloses a water and soil conservation method for ecological restoration of the pumped storage power station in the desert area. The functions of photovoltaic rainwater collection and solar radiation reduction are utilized, and the forest grass vegetation recovery rate can be achieved as early as possible; the photovoltaic wind barrier and sand barrier functions are utilized, the effective sand prevention effect is achieved before and after vegetation restoration, sand grain storage caused by sand storm and sand storm flow is reduced, and the sediment content in a reservoir is reduced.

The application relates to the technical field of water pollution treatment, in particular to a zinc-containing wastewater treatment and recycling device for electroplating production lines. The device comprises a shell, a water inlet part and a first water outlet part are arranged on the shell, a sedimentation shell and a filter are arranged in the shell, interval distributed sedimentation chambers are arranged in the sedimentation shell, adjacent sedimentation chambers are communicated through connecting channels, the sedimentation shell divides the internal space of the shell into two parts of a first chamber and a second chamber, the filter is arranged in the second chamber, and the first chamber and the second chamber are communicated with adjacent sedimentation chambers through the connecting channels. The zinc-containing wastewater is provided with a chemical precipitation space through the sedimentation chambers, so that the zinc content and the sediment content in the wastewater are reduced, the filter is combined to carry out membrane separation treatment on the wastewater, the impurities in the wastewater are deeply purified, the wastewater reaches the recycling standard, the probability that the sediment blocks the filter is reduced, and the wastewater treatment effect is improved.

This application relates to a sponge city infiltration and drainage system, including a first drainage unit, drainage wells, a water storage tank, and a second drainage unit. The first drainage unit includes a permeable pavement and multiple infiltration pipes. Along a first direction, the multiple infiltration pipes are located at the lower part of the permeable pavement, and the first direction is the direction of gravity. The drainage wells are connected to the permeable pavement through the infiltration pipes. There are multiple drainage wells, which are connected to each other through a main drainage pipe. A convection mechanism is installed in the drainage well, which is configured to convect at least a portion of the rainwater entering the drainage well to reduce sediment deposition in the drainage well. The water storage tank is connected to the drainage wells through a connecting pipe. The second drainage unit includes a drainage channel and a sand discharge port. The drainage channel has an inlet end and an outlet end. The inlet end is located on the road surface, and the outlet end is connected to at least a portion of the drainage wells. The sand discharge port is located on the path between the inlet end and the outlet end, and is configured to filter sediment from the water entering from the inlet end.

The utility model discloses a building engineering drainage device relates to building engineering technical field, including the vehicle body, the surface of vehicle body is provided with pumping mechanism, the surface of vehicle body is provided with filter mechanism. The utility model discloses through setting up the battery for sewage pump and drainage pump power supply in the inside of vehicle body, setting the fixing base on the surface of vehicle body, make to the sewage pump is fixed, prevent the sewage pump activity when vehicle body removes, through placing sewage pump in the frame, the frame all around with bottom end all is provided with the screen, is used for the filtration of big granular solid, will the clamping block aim at the slurry pump, promotes sewage pump to displace downward, make the clamping block along slurry pump into annular groove, frame can be fixed at this time rotates, and the model of sewage pump is 65WQ30 40 7.5, can cope with silt sewage, and the water level is still can drain when lower end pumping makes, adapts the waterlogging environment of site, has improved the adaptability of device.

The utility model relates to the technical field of oyster conveying devices, and discloses a quantitative conveying device for oyster processing, which comprises a base, a conveying mechanism and a quantitative feeding mechanism, the conveying mechanism and the quantitative feeding mechanism are both assembled at the top of the base, the top of the base is connected with a toothed plate, the top of the conveying mechanism is connected with limiting seats at equal intervals, and the toothed plate is connected with the limiting seats. A conveying box is connected to the top of the limiting seat, a stirring mechanism is assembled in the conveying box, and a first fixing arm is fixedly connected to the top of the base. According to the quantitative conveying device for oyster processing, the stirring mechanism is additionally arranged to automatically drive oysters and saline water in the toothed plate to shake, then the oysters are forced to open shells and discharge sand during transportation, meanwhile, the sand discharge effect of the oysters is improved by stirring the saline water, and the quality of processed finished products after the oysters are transported is improved; hypoxia death caused by long-time immobility of the oysters during transportation is avoided, meanwhile, the content of silt in the oysters is reduced, and the overall quality of the oysters is improved.