36results about How to "Reduce sediment concentration" patented technology

The invention belongs to the technical field of wheat processing, in particular to a wheat flour milling wheat treating workshop process only stripping pericarp and complete equipment. The wheat flour milling wheat treating workshop process comprises four working sections including dirty wheat clearing, peeling, cleaned wheat clearing and modifying. The peeling working section is composed of the processes of water addition and stirring. Most of pericarp is peeled in a wheat treating workshop, seed coat is substantially not damaged, the probability that the seed coat is ground into tiny wheat bran to be mixed into flour is greatly reduced, and ash content of the flour generated by a production line is reduced by over 0.02%. A wheat treating workshop wheat washer is omitted, water resources are saved, water pollution caused by the wheat washer is solved, and the economic and social benefits are huge.

The invention relates to a suspended river management system and method. The suspended river management system comprises a dam arranged in an upstream river way and capable of releasing flood during aflood season; an upstream diversion canal provided with a diversion adjusting gate is arranged on the upstream position of the dam, and the upstream diversion canal is connected with a flood retarding basin of a midstream desertification zone; the flood retarding basin is connected with a downstream diversion canal provided with a sand flushing adjusting gate, and the downstream diversion canal is connected with a river way of a suspended river section; and the diversion adjusting gate and the sand flushing adjusting gate are connected with a hydrological station. According to the suspended river management system and method, the rolling dam is arranged at the upstream position for diversion, and a reservoir for containing flood in the flood season is arranged in a midstream desert; and after being subjected to silt deposition in the reservoir, a water flow is led into a downstream river way to flush the downstream river way, thus a downstream riverbed is lowered, the problem of riverbed continuous deposition and heightening is solved, a secondary suspended river is avoided, and the effects that hydro-junction systems of middle and lower reaches are protected, and the service lives of the reservoir and power generating equipment are prolonged are achieved.

The invention discloses a drilling fluid recycling method and a negative pressure vibrating screen. The drilling fluid recycling method comprises the following steps that an air compressor is started and continuously works to generate high-speed flowing air; an air pressure difference is formed between the upper part and the lower part of a screen mesh through a negative pressure suction cup mounted below the screen mesh of the vibrating screen, so that viscous drilling fluid is stored in a negative pressure storage tank through the screen mesh, and residues in the drilling fluid are saved; then drilling fluid is pressed into a drilling fluid storage tank through a one-way valve, the negative pressure storage tank is emptied, besides, a pressure difference opposite to a negative pressure state is formed on the upper surface and the lower surface of the screen mesh through the negative pressure suction cup mounted below the screen mesh of the vibrating screen, and residues adhering to the screen mesh are removed; and the negative pressure suction cup forms pulsating airflow with a certain frequency at the screen mesh of the vibrating screen, and double filtration of drilling fluid through vibration and negative pressure is achieved. The drilling fluid solid control efficiency can be improved, drilling fluid consumption can be reduced, the drilling fluid rock debris content can be reduced, drilling acceleration can be assisted, and the drilling equipment level can be improved.

The invention provides an ecological treatment system applicable to a river channel with high silt content. The ecological treatment system comprises a membrane formation unit and an ecosystem unit, wherein the membrane formation unit is composed of at least two artificial aquatic plant groups which are arranged in parallel; the artificial aquatic plant groups are perpendicular to revetments; opposite sides of two adjacent artificial aquatic plant groups are respectively connected with a revetment; a water flow channel is arranged between the artificial aquatic plant groups and the revetmentsand extends in a Z shape; and the ecosystem unit is divided into three areas by two rows of parallelly-arranged flow-guide isolation nets along the extension direction of the river channel. Accordingto the invention, the membrane formation unit can retard the flow rate of the river channel to a certain extent, facilitates settlement of large suspended substances like silts and particular mattersin water, and preliminarily settles the particular matters in the water from upstream. The ecological treatment system provided by the invention gives full play to the water-purifying function of an ecological system to build a water ecological management system for the river channel, and achieves the purposes of receiving pollution, generating purification, reducing silt content and improving transparency.

The invention discloses an automatic tide receiving layered water intaking gate device of a seawater artificial lake and a using method of the automatic tide receiving layered water intaking gate device. The automatic tide receiving layered water intaking gate device of the seawater artificial lake comprises a plurality of gate units connected in sequence from top to bottom, and the gate units comprise fixed sheets, sheet-separating type gates, open sea lateral pressure sensors, open sea lateral sand content detecting instruments, lake region lateral pressure sensors, hinge rods and electric opened and closed devices; the sheet-separating type gates are hinged to the fixed sheets through the hinge rods, and opening or closing of the sheet-separating type gates is controlled by the electricopened and closed devices; and the open sea lateral pressure sensors and the open sea lateral sand content detecting instruments are arranged on the outer sides of the sheet-separating type gates, and the lake region lateral pressure sensors are arranged on the inner sides of the sheet-separating type gates. According to the automatic tide receiving layered water intaking gate device of the seawater artificial lake, layered water intaking can be carried out on open sea muddy seawater by adjusting the number of the sheet-separating type gates, so that the sand content of the sheet-separating type gates is greatly reduced, and the requirement of lake region water quality is met. According to the automatic tide receiving layered water intaking gate device of the seawater artificial lake andthe using method of the automatic tide receiving layered water intaking gate device, a water body entering the lake region can conveniently reach the test or actual requirements, and ocean developmentuse is facilitated.

The invention discloses an inclined board sand removing water obtaining device. The inclined board sand removing water obtaining device comprises a water outlet pipe and a shell, wherein the whole shell is of a strip shape. The water outlet pipe is fixedly arranged at one end of the shell. The inclined board sand removing water obtaining device is characterized in that the device further comprises an inclined board sand removing mechanism, the inclined board sand removing mechanism comprises multiple inclined boards fixedly arranged in the shell and arranged at intervals in the length direction of the shell, and the upper portion of each inclined board is provided with a water passing hole; the inclined board sand removing mechanism further comprises a water outlet chamber and a sand removing water obtaining chamber; the water outlet chamber is formed between the end, where the water outlet pipe is located, of the shell and the adjacent inclined board; the sand removing water obtaining chamber is formed between the other end of the shell and the adjacent inclined board; the bottom, where the sand removing water obtaining chamber is located, of the shell is provided with two slopes in the length direction, the inner ends of the two slopes face downwards and are adjacent, a sand discharging groove is formed, and each slope is provided with a filter screen structure used for water inflow. The inclined board sand removing water obtaining device has the advantages of being simple in structure, stable in water obtaining function, small in water obtaining resistance, good in sand removing effect, capable of improving the sand removing water obtaining efficiency and suitable for production, popularization and application.

The invention relates to a novel extraction well. The novel extraction well includes a well body, the well body is internally equipped with an inner pipe and an outer pipe sleeved outside the inner pipe, the extension directions of the inner pipe and the outer pipe are both perpendicular to the horizontal plane, and the side walls of the inner pipe and outer pipe are both provided with a well screen structure. The space between the well body and the outer pipe is filled with a first layer of filter material, the space between the outer pipe and the inner pipe is filled with a second layer of filter material, and the fineness modulus of the first layer of filter material is larger than that of the second layer of filter material. The bottom of the inner pipe is sealed, and the inner pipe isinternally equipped with a water suction pipe. According to the arrangement, groundwater can undergo multiple filtering, and the filtering effect increases layer by layer, thus being conducive to ensuring the stability of effluent water, reducing the sand content of effluent water, and effectively preventing the risk of blocking filtering channels.

The invention belongs to the field of wastewater treatment devices, and particularly discloses a building construction wastewater treatment device. The device comprises a deposition bottle communicated with a long pipe, wherein a division plate dividing the interior of the long pipe into a liquid inlet cavity and a liquid outlet cavity is fixedly connected into the long pipe; and a liquid outlet pipe communicated with the liquid outlet cavity is fixed on a side wall of the long pipe. The device further comprises a sludge collection tank and an elastic buffer device capable of allowing the sludge collection tank to descend; the deposition bottle is located over the sludge collection tank; and leakage holes are formed in the bottom of the deposition bottle. A sealing plate is connected withthe bottom of the deposition bottle in a sliding manner; through holes matched with the leakage holes are formed in the sealing plates; one end of the sealing plate is wedge-shaped; and a wedge-shapedblock matched with the end part of the sealing plate is fixedly connected with an inner wall of a liquid collection tank. The device solves the problem of high possibility of pipeline blocking sincewastewater contains much silt in a wastewater treatment process in the prior art.

The invention relates to an open type ground surface water source heat pump water intaking minimal energy consumption and water depth calculation method and a device. The related water intaking minimal energy consumption calculation method comprises the following steps: (1) using a coupling method to solve a formula 1, solving a minimal value of the total energy consumption of a heat pump unit and a cooling circulation water pump and solving a proper water intaking depth: (formula 1). The related device comprises the heat pump unit, a sand removing system, a water pump, a water intaking pipe and a water intaking heat that are sequentially connected. The water intaking head is movably installed on the water intaking pipe. By system optimization, a water intaking system capable of pumping raw water at different depths is provided, so as to acquire the water having a lower sand content and a proper temperature, accordingly reducing the water intaking energy consumption of the sand remover and increasing the energy efficiency of the water source heat pump system, as well as maximally increasing the overall energy efficiency level of the system. The water intaking system is economical in running as well as simple and convenient in control.

The invention discloses a spiral flow self-desilting type desilting filter tank, and relates to the technical field of agricultural irrigation. The desilting filter tank comprises a desilting basin, aclean water basin is arranged at the tail end of the desilting basin, a water inlet gate is arranged at the front end of the desilting basin, a water outlet gate is arranged at the rear end of the clean water basin, a first notch is formed in a wall body between the desilting basin and the clean water basin, and a plurality of overflow grooves are formed in the bottom surface of the first notch.A flow regulating plate in the desilting basin divides the internal space of the desilting basin into a flow stabilizing section and a desilting section. At least two desilting scrolls are arranged atthe bottom of the desilting section, one end of each desilting scroll penetrates through the side wall of the desilting basin and extends out of the desilting basin, and a second notch is formed in the desilting scroll located in the desilting basin. The desilting filter tank can achieve the dual effects of desilting and filtering within the shortest effective length, the desilting efficiency isgreatly improved, and the requirement that surface water enters ditches and canals for irrigation is met.

The invention relates to drilling slag treatment vehicles, in particular to a drilling slag treatment vehicle and a drilling slag construction method. The treatment vehicle comprises a power vehicle head, wherein a drilling slag conveying system is connected with a drilling slag separation and dehydration system arranged on a traveling chassis, the drilling slag separation and dehydration system is connected with a slurry treatment system through a slurry discharge communication port, and a slurry preparation system is arranged above the slurry treatment system; and during drilling construction of a drilling machine, the slurry preparation system is started, qualified slurry is supplied into a drilled hole, and meanwhile drilling slag and circulating slurry in different states are conveyedto the drilling slag separation and dehydration system through the drilling slag conveying system, firstly, drilling slag and slurry are separated, the slurry is conveyed to the slurry treatment system, fine drilling slag is separated, pure slurry is obtained and conveyed into the drilled hole again for use. According to the treatment vehicle, drilling slag treatment and slurry recycling are combined and integrated into a drilling slag treatment system, the structure is adjusted, the occupied area is small, moving is convenient, and actual construction is better facilitated.

The invention belongs to the field of hydraulic engineering, and relates to a large and medium-sized reservoir of a sediment-laden river, in particular to a reservoir, wherein the reservoir is used for solving the problem of insufficient later flood season water storage caused by precipitation and sediment discharge in the flood season, and the IPC classification numbers of the reservoir is E02B 1 / 00 and E02B 3 / 02. By building a blood season water storage and sediment discharging separating system in the reservoir, a single reservoir area is separated into a water storage area, a sediment discharging area and an adjusting area which communicate through a rubber dam group; the water storage area stores clear water for a long time, and during precipitation scouring of the sediment discharging area, it can be ensured that the water storage area still stores a certain quantity of standby water resources; and through the adjusting area, the clear water of the water storage area or the sediment discharging area can be diverted conveniently and flexibly for power generation, and damage caused by a coarse-sediment-containing water flow of the sediment discharging area to a power station isprevented. According to the blood season water storage and sediment discharging separating system, the contradiction between water storage benefiting and flood discharge for sediment discharge of thelarge and medium-sized reservoir is resolved, and overall flood prevention application to the flood season of the reservoir is not influenced.

The invention relates to the technical field of oil field exploitation, and discloses an oil well pump for an oil field. The oil well pump comprises an oil well, a pump cylinder and an oil inlet cavity, wherein the pump cylinder is fixedly sleeved with the oil well; and the top end of the oil inlet cavity is fixedly connected with the bottom end of the pump cylinder. Through arrangement of a spiral scraper, crude oil adhered to the inner wall of the pump cylinder is removed below a plunger, so that the thickness of the adhered crude oil is reduced, an oil film is better formed, sand grains inthe crude oil adhered to the inner wall of the pump cylinder are reduced, the accumulation of the sand grains between the plunger and the pump cylinder is reduced, plunger wear is reduced, and the service life of the oil well pump is prolonged. Meanwhile, through arrangement of a center shaft and a cross rod, the spiral scraper rotates under the upward impact of the crude oil along with descendingof the plunger, and then a middle sealing ball is driven to rotate, so that the crude oil forms rotational flow to be conveyed upwards, resistance to the plunger is reduced, the conveying rate is increased, direct impact with the middle sealing ball is reduced, and the conveying rate of the crude oil is further increased.

The invention discloses a water treatment device with functions of filtering sand, automatically adjusting temperature and resisting bacteria, which comprises a filtering part, an automatic temperature regulating part, a flow control part, a casing and the like. The drinking water for animals, which is treated by the water treatment device, has low sand content, low content of microorganism and moderate temperature; the sand content in water is below 0.5kg / m<3> and the removal rate of the sand reaches over 96 percent; and the water temperature in winter is kept over 16DEG C. The drinking water for the animals, which is treated by the water treatment device disclosed by the invention, is beneficial to realizing the healthy breeding of the animals.

The invention discloses sediment separation sewage treatment equipment which comprises a box. A first vertical plate, a second vertical plate and a third vertical plate are sequentially arranged in the box from left to right, and the interior of the box is divided into a first operation chamber, a second operation chamber, a third operation chamber and a fourth operation chamber. The sediment separation sewage treatment equipment is characterized in that a filter box with the top opening is arranged in the first operation chamber, a horizontal stirring unit is arranged at the lower end of the second operation chamber, horizontal drive connected with the horizontal stirring unit is arranged in the third operation chamber, a passive roller located on the side wall of the third vertical plate is arranged above the horizontal drive, an active roller is arranged on the outer side of the right side of the box, and a filter conveying belt is arranged between the active roller and the passive roller. By the combination of the filter box, the horizontal stirring unit and the filter conveying belt, a multistage filtration structure is formed, sediment separation is benefited, water treated is clean and low in sediment concentration, and good treatment effect is achieved.

The invention relates to a large and medium-sized reservoir for a sandy river, in particular to a reservoir for solving the problem of insufficient water storage in the subsequent flood season caused by precipitation and sediment discharge in the flood season, belonging to the field of water conservancy engineering, and its IPC classification number is E02B1 / 00, E02B 3 / 02. The invention divides a single reservoir area into a water storage area, a sand discharge area and a regulation area by building a "flood season water storage and sand discharge separation system" in the reservoir, and the three are connected through rubber dam groups. The water storage area stores clean water for a long time, and when the precipitation in the sand discharge area washes away, it can ensure that the water storage area still has a certain amount of backup water resources; using the adjustment area, it is convenient and flexible to use the clean water in the water storage area or sand discharge area to generate electricity , to prevent the damage to the power station caused by the flow of coarse sand in the sand discharge area. The "flood season water storage and sediment discharge separation system" system of the present invention solves the contradiction between large and medium-sized reservoir water storage for profit and flood discharge and sediment discharge, and does not affect the overall flood control operation of the reservoir during flood season.

The invention relates to a suspended river management system and method. The suspended river management system comprises a dam arranged in an upstream river way and capable of releasing flood during aflood season; an upstream diversion canal provided with a diversion adjusting gate is arranged on the upstream position of the dam, and the upstream diversion canal is connected with a flood retarding basin of a midstream desertification zone; the flood retarding basin is connected with a downstream diversion canal provided with a sand flushing adjusting gate, and the downstream diversion canal is connected with a river way of a suspended river section; and the diversion adjusting gate and the sand flushing adjusting gate are connected with a hydrological station. According to the suspended river management system and method, the rolling dam is arranged at the upstream position for diversion, and a reservoir for containing flood in the flood season is arranged in a midstream desert; and after being subjected to silt deposition in the reservoir, a water flow is led into a downstream river way to flush the downstream river way, thus a downstream riverbed is lowered, the problem of riverbed continuous deposition and heightening is solved, a secondary suspended river is avoided, and the effects that hydro-junction systems of middle and lower reaches are protected, and the service lives of the reservoir and power generating equipment are prolonged are achieved.

The invention provides a special oil pumping unit protection device for oil production engineering and a use method thereof. Comprising a motor, a speed reducer, a supporting frame and an upper connector, the top of the supporting frame is rotationally connected with a movable beam, a horse head is fixed to one end of the movable beam, a sucker rod is fixed to the horse head through a steel wire rope, the bottom end of the upper connector communicates with an outer cylinder, a fixed cylinder is arranged at the bottom end of the outer cylinder, and a pump cylinder is arranged in the outer cylinder; a plunger is arranged in the pump cylinder in a sliding mode, and an oil inlet hole is formed in the bottom of the plunger. According to the special oil pumping unit protection device for the oil production engineering and the using method thereof, oil drainage is prevented, the blowout prevention mechanism is arranged, the overflow condition caused by stratum energy can be effectively controlled, the sand content of crude oil is reduced, foreign matter deposition in a well can be prevented from blocking the bottom of an oil well pump, and the problem that foreign matter deposition in the well blocks the bottom of the oil well pump and a pipeline is solved; and therefore, the service life of the oil pump is prolonged.

The invention discloses a recession and desilting structure of a silt-laden channel. The recession and desilting structure comprises an upstream channel, a downstream channel, a recession and desilting channel, a desilting basin, a check gate and a recession and desilting gate. The upstream channel and the downstream channel are connected through a bend, the bend serves as a desilting basin, by means of the principle of forward sand flushing and bend water taking, the downstream channel is connected to a bend convex bank, the water recession and desilting channel is connected to a bend concave bank, and a water recession and desilting gate and a check gate are arranged at inlets of the water recession and desilting channel and the downstream channel respectively. During irrigation, the check gate is opened, the water-recession sand-discharging gate is closed, water flows through the curve, and sand and stones are deposited in the sand basin due to inertia; during sand discharging, the check gate is closed, the water-recession sand discharging gate is opened, the water flow of the water-recession sand discharging channel is increased, and overflowing sand pulling is increased through the channel, so that silt deposited in the channel is discharged.

The invention discloses a sewage sand removal device which comprises a sewage channel, and the sewage channel is provided with an arc-shaped corner; a sand removing water channel is formed in the inner ring side of the corner; a sand removing guide plate is mounted in the sand removing water channel; the sand removing guide plate comprises a horizontal flat plate laid at the bottom of the sand removing water channel and an inclined plate fixedly connected with the horizontal flat plate; the two sides of the sand removing guide plate are coupled with rotating rollers through supporting rods, and the rotating roller located at the top is connected with a rotating power device; two ends of the rotating roller are sleeved with sleeve locking pieces; and a sand scraping plate is fixed on the sleeve locking pieces. The sewage sand removal device is simple in structure, convenient to construct and small in occupied area, most silt in sewage can be effectively pretreated, and therefore the silt content in the sewage is effectively reduced when the water pump sucks the sewage, abrasion of sand grains to the pump shell is greatly reduced, and the silt filtering pressure in the treatment tankis reduced.

An anti-floating fire pumping station with rainwater collection function, including: a pump box, a water storage tank, the water storage tank is buried underground, and the water storage tank is set on the ground for collecting rainwater. When filling water, turn on the lifting motor, the lifting motor drives the first turning circle to rotate, the first turning circle then drives the driving drum and the second turning circle to rotate together, the driving gear ring on the second turning circle meshes with the teeth on the outside of the lifting ring to make the lifting ring rotate , when the lifting ring rotates, due to the action of the thread, the overall movement of the guide tube and the filter bucket moves along the axis of the guide tube. When the upper port of the filter bucket moves below the water surface in the reservoir, the water stored in the reservoir will be filtered The bucket enters the diversion pipe, and then flows into the interior of the water storage tank from the lower end of the diversion pipe, thereby realizing the utilization of rainwater stored in the reservoir and saving water resources.

The invention discloses a high-temperature-resistant Nixing pottery teapot and a manufacturing method thereof. The teapot is prepared from natural raw ore pug through the steps of grinding and mechanical activation, pug aging, blank preparation, blank forming, blank finishing, blank drying, blank firing, blank polishing and the like, and the obtained Nixing pottery teapot can be heated with open fire; the teapot has good high-temperature-resistant performance and can withstand huge temperature changes, and after being heated to 90 DEG C to 150 DEG C, the teapot can be intact even if the high-temperature-resistant performance is immediately when used for boiling tea, the teapot has the functions of air permeability, no water leakage, water quality activation and the like, and beneficial elements in the Nixing pottery clay can be dissolved in tea soup, so that the beneficial elements can be easily absorbed by a human body; and the effect of melting the tea can be achieved, so that the tea water is better in mouth feel and is more beneficial to body health.

The invention discloses a water body impurity removal device for water purification equipment. The water body impurity removal device for the water purification equipment comprises a tank body; a first roll wheel is rotationally connected to one side of the top of the tank body through a first supporting plate; a second roll wheel is rotationally connected to the center of a first buffer device; athird roll wheel is rotationally connected between the two opposite sides of the inner wall of the tank body; the first roll wheel, the second roll wheel and the third roll wheel are in transmissionconnection through a rough impurity removal conveyor belt; a fourth roll wheel is rotationally connected to one side, far away from the first supporting plate, of the top of the tank body through a third supporting plate; a fifth roll wheel is rotationally connected to the center of a second buffer device; a sixth roll wheel is rotationally connected between the two opposite sides of the inner wall of the tank body; and the fourth roll wheel, the fifth roll wheel and the sixth roll wheel are in transmission connection through a fine impurity removal conveyor belt. The invention relates to thetechnical field of water purification. The water body impurity removal device for the water purification equipment solves the problem that a water inlet is easily blocked after pollutants float in water, lowers the sand content in water at the same time and improves the subsequent water body purification efficiency.

The present invention discloses a mud-water separation device which comprises: a separation barrel, wherein the separation barrel comprises a barrel body and a barrel cover which cover each other, andthe bottom of the barrel body is of an arc-shaped structure; a base platform, wherein a separation barrel is fixed to the center of the base platform, and a rail is arranged on the outer edge of thebase platform; a magnetic attraction piece which is arranged on the rail, so that the magnetic attraction piece rotates around the bottom of the separation barrel along the rail; a central pipe whichis fixed to and penetrates through the central position of the barrel cover, wherein the central pipe is of a hollow structure, a water suction port is formed in the central pipe, and the top of the central pipe is connected with a power pump; and a rotating rod which is arranged on the outer contour of the central pipe through a rotor, wherein an iron sheet is arranged at the other end of the rotating rod, and the iron sheet extends in the direction where the magnetic attraction sheet is located to be close to the can body, so that the magnetic attraction sheet attracts and drives the iron sheet to rotate in the can body with the central pipe as the axis. Sediment and water can be effectively separated, and the mud-water separation efficiency is improved.

The invention discloses an inclined board sand removing water obtaining device. The inclined board sand removing water obtaining device comprises a water outlet pipe and a shell, wherein the whole shell is of a strip shape. The water outlet pipe is fixedly arranged at one end of the shell. The inclined board sand removing water obtaining device is characterized in that the device further comprises an inclined board sand removing mechanism, the inclined board sand removing mechanism comprises multiple inclined boards fixedly arranged in the shell and arranged at intervals in the length direction of the shell, and the upper portion of each inclined board is provided with a water passing hole; the inclined board sand removing mechanism further comprises a water outlet chamber and a sand removing water obtaining chamber; the water outlet chamber is formed between the end, where the water outlet pipe is located, of the shell and the adjacent inclined board; the sand removing water obtaining chamber is formed between the other end of the shell and the adjacent inclined board; the bottom, where the sand removing water obtaining chamber is located, of the shell is provided with two slopes in the length direction, the inner ends of the two slopes face downwards and are adjacent, a sand discharging groove is formed, and each slope is provided with a filter screen structure used for water inflow. The inclined board sand removing water obtaining device has the advantages of being simple in structure, stable in water obtaining function, small in water obtaining resistance, good in sand removing effect, capable of improving the sand removing water obtaining efficiency and suitable for production, popularization and application.