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32results about How to "Calm water" patented technology
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Reaction device for simulating migration and transformation of soil organic pollutant
The invention discloses a reaction device for simulating migration and transformation of a soil organic pollutant, relates to a reaction device, and solves the problem that existing leaching experiment equipment for simulating the migration and transformation of the soil organic pollutant is large in experimental error, low in equipment use ratio and poor in adaptability The reaction device comprises a first water box, a second water box, a water pump, a water inlet pipe, a steady flow pipe, a support, a supporting frame, a base, a fixed plate, a first regulating valve, a second regulating valve, multiple flowmeters, multiple sieve hole plates, multiple earth pillars and multiple fifth regulating valves, wherein the first water box, the support and the supporting frame are all arranged on the base; the fixed plate is connected with the supporting frame, and the second water box is supported through the supporting frame; the supporting frame is provided with the multiple earth pillars which are vertically arranged, each flowmeter is arranged right above each earth pillar, the multiple flowmeters are fixedly arranged on the fixed plate, and the sieve hole plates are fixedly arranged on the support. The reaction device disclosed by the invention is used for simulating the migration and transformation of the soil organic pollutant.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY
Self-cleaning type water tanks
ActiveCN101424088AReasonable designCalm waterWater supply tanksWater conservationWater storageTap water
The invention discloses a self-purification water tank, wherein a tank body is arranged longitudinally; a settling area is under a water storage area; the water storage area and the settling zone are separated by a cone-shaped clapboard; the bottom of the settling zone is in an inverted cone shape; a certain gap is formed between the periphery edge of the cone-shaped clapboard and the inner wall of the tank body; the center of the bottom port of the settling zone is provided with a sewage cleaning opening; the water storage area is provided with a water outlet and inlet pipe, part of the water inlet and outlet pipe is arranged longitudinally and is in the center of the water storage area; the upper end of the water inlet and outlet pipe is open to communicate with a tap water pipe; the lower end of the water inlet and outlet pipe is provided with an opening on the vertical surface of the tank body on the lower part of the water storage area; and the part of the water inlet and outlet pipe arranged longitudinally is provided with a plurality of water inlet and outlet holes at intervals. The water storage area is often in a calm state and does not interfere the settling zone, and is provided with two conical surfaces so that settlings are gathered towards the settling zone and the sewage cleaning opening respectively and automatically; and the lower part of the gap (a first passage) is provided with a plurality of flow guide plates so that the settling zone generates rotary vortex automatically when the sewage is discharged, and water flows into the settling zone from a plurality of directions so that the sewage cleaning speed is improved and the cleaning effect is good, stable and reliable.
Owner:江苏瀚深水业科技发展有限公司
Energy dissipater structure
InactiveCN104141290AEnergy dissipation effect is sufficientAvoid damageBarrages/weirsEcological environmentWater flow
The invention discloses an energy dissipater structure which comprises a bottom side wall, wherein a curve inner side wall, a flip bucket and an overflow channel are connected onto the bottom side wall respectively; a curved-surface wall is formed at one end of the overflow channel, a slope is formed at the upper end of the other end of the overflow channel, an included angle between the slope and the overflow channel ranges from 30 degrees to 60 degrees, two force dissipation ridges are arranged and fixed on the overflow channel, and the bottoms of the force dissipation ridges are communicated and connected with the overflow channel which is arranged parallel to the flip bucket, the top end of the flip bucket is an inclined plane, and a drop ridge in a diffusion shape is formed. The energy dissipation effect of the energy dissipater structure is sufficient, energy can be dissipated through mutual functions of self-buffer, impact and the like of water flow, water flows slowly, the water surface is smooth and good in flexibility, a natural connecting function with downstream tail water can be formed, the problems about energy dissipation of water flow with large flow and larger tail water level range are solved, and damage and influence of construction on the ecological environment in an engineering area are reduced to a certain extent.
Owner:CHENGDU LYUDI TECH
Saturated steam generation device
PendingCN108950951AReduce volumeEasy maintenanceTextile treatment machine arrangementsTextile treatment by spraying/projectingBoiling processEngineering
The invention relates to a saturated steam generation device. The device comprises one or more heating water tanks and / or steam spraying water tanks which are arranged at the bottom of a rapid steamerand communicated with the rapid steamer, each heating water tank comprises a water tank body and multiple coil pipes arranged in the water tank body, heat supply pipes are connected to a heat mediumsupply device, and the heat medium supply device provides heat media for the interiors of the coil pipes through the heat supply pipes; multiple steam spraying devices are arranged in the steam spraying water tanks and communicated with a steam generator outside the rapid steamer through steam pipes. According to the saturated steam generation device, the heating water tanks and / or the steam spraying water tanks are arranged at the bottom, not limited by the size in the rapid steamer and not arranged at the outer side of the rapid steamer, no excessive space is occupied, convenience is provided for maintenance, and the later cost is reduced; through a steam and water mixer, steam and water are sufficiently mixed, the noise is reduced, the humidity of steam is greatly increased, the temperature is lowered to be about 100 DEG C, and color development and fixation requirements of active dye are met; the water surfaces of the water tanks in the water boiling process are stable, and water is not splashed.
Owner:JIANGYIN BEIFA PRINTING & DYEING MACHINERY CO LTD
Gate type breakwater with adjustable angle
Owner:ZHEJIANG OCEAN UNIV
Jet apparatus suitable for physics teaching
The invention discloses a jet apparatus suitable for physics teaching. A high-pressure plunger pump is fixedly connected to a water storage tank and a constant water level tank through pipelines. An energy dissipation chamber is disposed inside the constant water level tank and is arranged at the bottom of the constant water level tank. The constant water level tank is fixedly connected to the water storage tank through a drainpipe. A vertical jet device is fixedly connected to the constant water level tank through a first jet pipeline. A vertical nozzle is disposed inside a jet chamber and is fixedly connected to the first jet pipeline. A symmetrical curved surface is disposed inside the jet chamber and is arranged above the vertical nozzle. A physics demonstration device is fixedly connected to the vertical jet device through a second jet pipeline. The jet apparatus suitable for physics teaching employs a constant hydraulic pressure device, so that water can be recycled, the hydraulic pressure is constant, resources are saved, and an environmental protection energy-saving concept is embodied. Energy can be dissipated through glass balls and buffer boards in the energy dissipation chamber which is disposed inside the constant water level tank, so that the water level in the constant water level tank can be stable.
Owner:黄海滨
Landscape low dam and construction method thereof
PendingCN110453653ALow costSave on shippingBarrages/weirsSelf-acting watering devicesWater channelCofferdam
The invention discloses a landscape low dam. The landscape low dam comprises a masonry foundation, a rockfill dam body, an upstream gabion pad, a downstream gabion cage pannier, a convex bank step ecological frame retaining wall, a concave bank green planting concrete retaining wall, a solar energy water pump, a water intake well, an irrigation pipeline and a moisture sensor. Upstream and downstream cofferdams of a low dam are filled, a foundation pit is cleaned, the masonry foundation is constructed, the upstream gabion pad and the cage pannier are correspondingly installed at the upstream and the downstream of the low dam, and large stones are stacked on the masonry foundation to form the low dam. On a connecting section of both banks of the low dam, the step ecological frame retaining wall is used for a convex bank, the green planting concrete retaining wall is used for the concave bank, a dry masonry is used for the protection of a retaining wall foot, and the water intake well, the solar energy water pump, the irrigation pipeline and the moisture sensor are arranged to realize automatic irrigation according to the soil moisture content. The invention further discloses a construction method of the landscape low dam. An upstream water level can be raised to provide a water channel for fish to swim back, river dredging materials are fully used, the structure is novel, and implementation is convenient.
Owner:GUANGDONG TECHN COLLEGE OF WATER RESOURCES & ELECTRIC ENG
Inner cavity type hand wash basin
InactiveCN107675759AEasy to clean and organizeEasy to disassembleTreatment involving filtrationDomestic plumbingWater dischargeClean water
An inner cavity type wash basin mainly includes a wash basin, a waterproof board and a floating ball. A filter inner cavity is installed below the water guide, a water storage bucket is installed below the water guide, a hand dryer is installed below the waterproof plate, a waste water discharge pipe is arranged below the middle of the fixed inner tank, and the waste water discharge pipe is A purification sedimentation layer is installed on the lower and outer sides, a clean water discharge pipe is installed on the lower right side of the waste water discharge pipe, a baffle plate is installed on the left side of the floating ball, and a rotating shaft is connected above the baffle plate. There is a water inlet on the left side. A movable shell and a fixed shell are provided, and the movable shell and the fixed shell form a concave-convex fit, which facilitates the disassembly of the equipment during use, facilitates cleaning and arranging the multi-stage filter layer, and keeps the equipment clean and hygienic. It can effectively filter impurities in water.
Owner:刘乐凝
Stable and typhoon-resistant wind turbine generator system for floating wind farm
PendingCN108757338AReduce volumeLower position heightWind motor supports/mountsWind energy generationEngineeringTower
The invention relates to a stable and typhoon-resistant wind turbine generator system for a floating wind farm. The stable and typhoon-resistant wind turbine generator system for the floating wind farm comprises an offshore platform and a plurality of wind turbine units arranged on the offshore platform; each wind turbine unit comprises a wind turbine generator system, a support tower, a hollow inverted cone and a cylindrical tank of which the interior is filled with seawater; each wind turbine generator system is installed on the top of the corresponding support tower, and the bottom of eachsupport tower is fixed to the bottom surface of the corresponding hollow inverted cone; each hollow inverted cone is arranged in the corresponding cylindrical tank, and floats on the seawater in the cylindrical tank; the height of each cylindrical tank is larger than the height of the offshore platform, and each cylindrical tank penetrates the offshore platform axially; and the side wall of each cylindrical tank is fixedly connected to the offshore platform, and provided with a water inlet / outlet which can be opened and closed. The stable and typhoon-resistant wind turbine generator system forthe floating wind farm has the advantages of stable operation of wind turbines, high typhoon resistance, low construction cost, and easy installation and maintenance.
Owner:GUANGZHOU MARITIME INST
Method and device for controlling the condensator coolant water of a vapour stream vacuum pump
InactiveCN102003370AAvoid cavitationAvoid water shortagePositive displacement pump componentsJet pumpsVacuum pumpCoolant
The invention relates to method and a device for controlling condenser cooling water of a steam-jet vacuum pump in non-barometric installation; wherein an outer measuring pot constructed as communicating container provides the target value for a speed-controlled pump by means of measuring sensors.
Owner:INTECO SPECIAL MELTING TECH
Gate breakwater capable of adjusting water flow
Owner:ZHEJIANG OCEAN UNIV
Energy dissipating water distributor of cross flow type cooling tower with hydrodynamic fan
InactiveCN102538570BEvenly distributedEffective flushingTrickle coolersCooling towerCentral pressure
Owner:NANJING XINGFEI COOLING EQUIP
High-pressure separator
ActiveCN109985422AEasy to separateOptimal separationLiquid degasificationSettling tanks feed/dischargeWater flowEngineering
The invention relates to the technical field of intelligent production, and discloses a high-pressure separator. The high-pressure separator comprises a tank and a feeding pipe, wherein the feeding pipe is installed on the top of the tank, a clamping sleeve is installed in the tank, a diversion plate is installed in the clamping sleeve, a positioning board located on the bottom of the diversion plate is installed in the clamping sleeve, a sliding rod is installed on an end portion of the positioning board, and a sloping board is installed on the sliding rod. According to the high-pressure separator, by changing fixed connection of a traditional baffle into elastic connection, when liquid runs through the feeding pipe, by means of impact force, the clamping sleeve conducts self-adaption adjustment, when a water flow is large, connection between the sloping board and the diversion pipe is cut by the impact force, thus a drain opening of the water flow is transformed into three drain openings, and strength of the water flow during flowing is greatly improved; and by designing elastic connection, buffering strength of the water flow is improved furthest, so that the water flow in the tank calms down, the liquid can be conveniently separated, and meanwhile, the liquid is in an excellent state when separated.
Owner:山西盛达威科技有限公司
Large-section flood discharge ditch for mountainous terrain and construction method thereof
ActiveCN112031119AAffect securityImprove construction efficiencySewer pipelinesMountainous terrainWater flow
The invention relates to the technical field of mountainous flood discharge, and particularly relates to a large-section flood discharge ditch for mountainous terrain and a construction method thereof. The large-section flood discharge ditch for the mountainous terrain comprises a flood discharge ditch body, wherein the flood discharge ditch body comprises a flood discharge ditch bottom plate andflood discharge ditch side walls arranged on the two sides of the flood discharge ditch bottom plate, and a water drop energy dissipation structure is arranged on the flood discharge ditch bottom plate. The construction method of the large-section flood discharge ditch for the mountainous terrain comprises the following steps that 1, the flood discharge ditch body is constructed, wherein the flooddischarge ditch bottom plate and the flood discharge ditch side walls are constructed; and 2, according to the plane turning angle and the longitudinal slope gradient of the flood discharge ditch body, the water drop energy dissipation structure is correspondingly constructed on the flood discharge ditch bottom plate; when water flow flows through a channel formed by the flood discharge ditch bottom plate and the flood discharge ditch side walls, the energy dissipation effect of the water drop energy dissipation structure is utilized to reduce the kinetic energy of the water flow, so that theimpact effect of the water flow on the flood discharge ditch body and a downstream reservoir area is reduced.
Owner:CHINA RAILWAY NO 2 ENG GRP CO LTD +1
Sewage purification equipment
InactiveCN114307387AAvoid Outage SituationsEasy to cleanSettling tanks feed/dischargeFiltration circuitsSewageSewage treatment
The invention provides sewage purification equipment, and belongs to the technical field of sewage treatment.The sewage purification equipment comprises a settling tank, the settling tank is provided with a filtering tank through a connecting pipe, a filtering device is arranged in the filtering tank, and the filtering device comprises a shell fixedly connected to the middle of the filtering tank; filtering holes located in the filtering box and cleaning holes located outside the filtering box are formed in the upper side and the lower side of the shell correspondingly, and two mounting plates are slidably connected to the interior of the shell; when the filter plate is cleaned, a clean mounting plate can be pulled into the filter box through the cooperation between a telescopic rod and a tooth row, then the clean mounting plate is fixed through a fixing assembly, the mounting plate needing to be cleaned is loosened, and then the mounting plate needing to be cleaned is pushed into a cleaning hole through the cooperation between the telescopic rod and the tooth row. And then the cleaning assembly is used for cleaning, so that the condition that the equipment is stopped when the filter plate is replaced is avoided.
Owner:开封中环环保工程有限公司
Multifunctional water-surface soilless culture flotation device
InactiveCN104206248AAvoid shockNot easy to impactAgriculture gas emission reductionCultivating equipmentsEngineeringSmall hole
The invention discloses a multifunctional water-surface soilless culture flotation device. The multifunctional water-surface soilless culture flotation device comprises an upper-layer flotation framework, a lower-layer flotation framework, a culture layer, a plurality of positioning columns, a main path air supply pipe, a plurality of branch air supply pipes, micro-pore discs, a ceiling and a fishing net box, wherein the culture layer is fixed between the upper-layer flotation framework and the lower-layer flotation framework; the main path air supply pipe is arranged in front of the culture layer; one end of each branch air supply pipe is connected with the main path air supply pipe; the micro-pore discs are connected with the branch air supply pipes by hoses and are arranged under the bottom of the culture layer; the lower ends of the positioning columns are fixed under water and the upper ends of the positioning columns penetrate through the upper-layer flotation framework and the lower-layer flotation framework; the upper-layer flotation framework and the lower-layer flotation framework can move up and down along the positioning columns under the action of an external force; the ceiling is mounted above the upper-layer flotation framework and a feeding groove is formed in each side of the upper-layer flotation framework; the fishing net box is mounted under the lower-layer flotation framework and a plurality of circular-platform-shaped small holes for culturing plants are formed in the culture layer, so that aquaculture and agricultural production are integrated.
Owner:温州鸿马科技有限公司
Ventilation anti-scour structure of overflow cofferdam and anti-scour method
ActiveCN108487272AGood anti-shock effectEnsure engineering safetyFoundation engineeringWater flowCofferdam
The invention discloses a ventilation anti-scour structure of an overflow cofferdam. The structure comprises a main pipe and multiple auxiliary pipes which are arranged in the overflow cofferdam, themain pipe and the auxiliary pipes are arranged on the same horizontal plane close to the top of the overflow cofferdam, the main pipe is perpendicular to the cofferdam top face overflow water flow direction, the two ends of the main pipe penetrate the overflow cofferdam, one ends of the auxiliary pipes are vertically connected with the main pipe, and the other ends of the auxiliary pipes penetratethe downstream cofferdam face. In addition, the invention further provides an overflow cofferdam anti-scour method based on the ventilation anti-scour structure. The main pipe and the auxiliary pipesare pre-buried in the overflow cofferdam, a ventilation channel is formed, the good anti-scour effect is achieved, the air pressure behind the cofferdam can be balanced, the water flow state can be obviously improved, the structure is simple, and design construction is facilitated.
Owner:SICHUAN UNIV
Electromechanical double-control water supplementing device
InactiveCN111120724ADoes not affect the normal opening and closing control water replenishment operationWork lessOperating means/releasing devices for valvesWater heatersElectric signalLiquid level sensor
The invention relates to the technical field of water supplying equipment, in particular to an electromechanical double-control water supplementing device. In the electromechanical double-control water supplementing device, an electromagnetic valve is connected to a water supply pipeline, and when a floating ball valve works normally, the electromagnetic valve is in an opening state; a high-water-level sensor and a low-water-level sensor are embedded in the inner wall of a box body; the height of an induction part of the high-water-level sensor is larger than the liquid level of water in a water supplementing cavity when the floating ball valve is in a completely-closed state; and a control module is electrically connected with the electromagnetic valve and the liquid level sensors and isused for receiving electric signals sent by the high-water-level sensor and the low-water-level sensor and controlling closing or opening of the electromagnetic valve. When the floating ball valve breaks down, the control module receives corresponding electric signals sent by the high-water-level sensor, the electromagnetic valve is controlled to be closed, and water supplementing to the interiorof the box body is stopped; the control module receives corresponding electric signals sent by the low-water-level sensor, the electromagnetic valve is controlled to be opened, and water supplementingto the box body is continuously conducted; and the operation is repeated in such a way, and therefore the water supplementing device can still work normally when the floating ball valve fails.
Owner:SHANDONG HUAYU UNIV OF TECH
Marine mollusc artificial fish reef and construction method thereof
InactiveCN108323464ARealize the eggIncrease the number ofClimate change adaptationPisciculture and aquariaFloor slabMain channel
The invention relates to a marine mollusc artificial fish reef and a construction method thereof and belongs to the technical field of proliferative artificial fish reefs. The marine mollusc artificial fish reef comprises a main reef body; the main reef body consists of reef body units, long streamers and attachment plates; each of the reef body units comprises a left reef body and a right reef body, and a plurality of metal tubes or square prefabricated cavities are transversely formed between the left reef body and the right reef body; through holes are formed in the side wall of each of thereef body units; short streamers are fixed at the top of each of the reef body units; an uneven non-smooth surface is arranged on the inner side wall of each of the reef body units; a plurality of attachment balls extend from the inner side wall of each of the reef body units; the long streamers are fixed at the bottom of a floor slab at a main channel between the two reef body units through bolts; the attachment plates are paved on the surfaces of the reef body units and the surface of the main channel. The marine mollusc artificial fish reef and the construction method thereof provided by the invention have the beneficial effects that the problem that an existing fish reef is unfavorable for the habitat and the reproduction of mollusc marine organisms is solved, the habit that molluscslike to be quiet is met, and the number of hatched eggs is maximized.
Owner:青岛同力汇科技有限公司
Spinning coagulating bath device
ActiveCN112708953AStable startLightweightArtificial thread manufacturing machinesSpinningEngineering
The invention discloses a spinning coagulating bath device, and belongs to the technical field of textile machinery. The spinning coagulating bath device comprises a water tank (1), a water diversion partition plate (8) and a bundling godet assembly (6), wherein the water diversion partition plate (8) is arranged in the water tank (1), so that a containing space in the water tank (1) is divided into a first containing space (17) and a second containing space (14) by the water diversion partition plate (8); the bundling godet assembly (6) is arranged in the first containing space (17); a first through hole (18) is formed in the bottom of the second containing space (14), and the second containing space (14) communicates with the outside through the first through hole (18); and the height of the water diversion partition plate (8) is smaller than the top edge of the water tank (1). According to the spinning coagulating bath device, stable fluid in a coagulating bath body can be guaranteed, and in addition, due to the arrangement of the water diversion partition plate (8), it is guaranteed that the water tank (1) can be completely filled with solvent, and the gap requirement of cooling side blowing is met.
Owner:CHINESE TEXTILE ACAD
A large-section flood drainage ditch used in mountainous terrain and its construction method
Owner:CHINA RAILWAY NO 2 ENG GRP CO LTD +1
Duckweed-culturing wave-eliminating device and application of duckweed-culturing wave-eliminating device in duckweed cultivation
ActiveCN103636480BReduce flow rateReduce the overall heightCultivating equipmentsSoilless cultivationEngineeringWater body
Owner:CHENGDU INST OF BIOLOGY CHINESE ACAD OF S
A high pressure separator
ActiveCN109985422BEasy to separateOptimal separationLiquid degasificationSettling tanks feed/dischargeEngineeringFeeding tube
The invention relates to the technical field of intelligent manufacturing, and discloses a high-pressure separator, which includes a tank body and a feed pipe, the feed pipe is installed on the top of the tank body, a ferrule is installed in the tank body, and the ferrule A deflector is installed inside, and a positioning plate at the bottom of the deflector is installed inside the ferrule. A sliding rod is installed on the end of the positioning plate, and a slanting plate is installed on the sliding rod. In the present invention, by changing the fixed connection of the traditional baffle into an elastic connection, when the liquid passes through the feeding pipe again, the size of the impact force is used to make the ferrule adaptively adjust. The connection between the plate and the guide tube makes the water flow evolve from one vent port to three vent ports, which greatly reduces the force of the water flow when it flows. The design of the elastic connection maximizes the buffering force of the water flow, making the tank body The water flow in the tank tends to be calm, which facilitates the separation of the liquid, and at the same time keeps the liquid separated in a better state.
Owner:山西盛达威科技有限公司
Dielectric barrier discharge water treatment device and dielectric barrier discharge water treatment method
InactiveCN102583697BImprove mass transfer efficiencyShorten the timeWater/sewage treatment by irradiationWater/sewage treatment by electrochemical methodsVoltage pulseEngineering
The invention discloses a dielectric barrier discharge water treatment device and a dielectric barrier discharge water treatment method. The dielectric barrier discharge water treatment device comprises a reactor shell, a barrier dielectric layer, a plate-type high voltage electrode, a plate-type grounding electrode, a suspension electrode and a high voltage and high frequency pulse power source.In the invention, a to-be-treated solution serves as the grounding electrode, and applies a high voltage and high frequency pulse voltage to the plate-type high voltage electrode so as to achieve thebreakdown of a barrier dielectric. With the assistant of the suspension electrode, the gas-liquid mixing dielectric barrier discharge is conducted between the to-be-treated solution and the barrier dielectric to produce more plasmas and further generate a large amount of active substances (such as -OH, O3, -O, H2O2 and the like), and the active substances react with organic substances in the to-be-treated solution to achieve the decomposing and completely-removing effects. The invention has the advantages that the gas-liquid mixing discharge is conducted in a highfield, so that the organic substances are effectively degraded, the problem that waste water cannot be sterilized, disinfected, decolorized and deodorized are effectively solved, and the more-effective and lower-cost indexes in ahigh voltage pulse water treatment technology are truly achieved.
Owner:DALIAN MARITIME UNIVERSITY
A jet device suitable for physics teaching
The invention discloses a jet apparatus suitable for physics teaching. A high-pressure plunger pump is fixedly connected to a water storage tank and a constant water level tank through pipelines. An energy dissipation chamber is disposed inside the constant water level tank and is arranged at the bottom of the constant water level tank. The constant water level tank is fixedly connected to the water storage tank through a drainpipe. A vertical jet device is fixedly connected to the constant water level tank through a first jet pipeline. A vertical nozzle is disposed inside a jet chamber and is fixedly connected to the first jet pipeline. A symmetrical curved surface is disposed inside the jet chamber and is arranged above the vertical nozzle. A physics demonstration device is fixedly connected to the vertical jet device through a second jet pipeline. The jet apparatus suitable for physics teaching employs a constant hydraulic pressure device, so that water can be recycled, the hydraulic pressure is constant, resources are saved, and an environmental protection energy-saving concept is embodied. Energy can be dissipated through glass balls and buffer boards in the energy dissipation chamber which is disposed inside the constant water level tank, so that the water level in the constant water level tank can be stable.
Owner:黄海滨
A reaction device for simulating the migration and transformation of soil organic pollutants
The invention discloses a reaction device for simulating migration and transformation of a soil organic pollutant, relates to a reaction device, and solves the problem that existing leaching experiment equipment for simulating the migration and transformation of the soil organic pollutant is large in experimental error, low in equipment use ratio and poor in adaptability The reaction device comprises a first water box, a second water box, a water pump, a water inlet pipe, a steady flow pipe, a support, a supporting frame, a base, a fixed plate, a first regulating valve, a second regulating valve, multiple flowmeters, multiple sieve hole plates, multiple earth pillars and multiple fifth regulating valves, wherein the first water box, the support and the supporting frame are all arranged on the base; the fixed plate is connected with the supporting frame, and the second water box is supported through the supporting frame; the supporting frame is provided with the multiple earth pillars which are vertically arranged, each flowmeter is arranged right above each earth pillar, the multiple flowmeters are fixedly arranged on the fixed plate, and the sieve hole plates are fixedly arranged on the support. The reaction device disclosed by the invention is used for simulating the migration and transformation of the soil organic pollutant.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY
Floating breakwater
PendingCN110644423ADefense against intrusionAddress contention for spaceBreakwatersQuaysMarine aquacultureWater storage
The invention discloses a floating breakwater. The floating breakwater comprises multiple opening and closing box bodies arranged side by side along the embankment, multiple permeable holes are formedin the side face of the box body, a fishing net is arranged in the box body, and is fixedly connected with the inner wall of the box body through net buckles, and a cultivation space is formed; a feed window is formed in the top face of the box body, an opening and closing window cover is arranged on the feed window, an up and down control box is arranged in the box body, a water storage box is arranged in the up and down control box, an electric control water injection and draining system is connected with the water storage box, and a controller controls inflowing and draining of the water storage box through the electric control water injection and draining system. Intrusion of waves, sediment and ice can be prevented, water stability is maintained, ship safety parking and work can be facilitated, meanwhile, the marine product cultivation space is achieved, and the technical problem that the ocean engineering scrambles for space with the sea farming is effectively solved.
Owner:FISHERY ENG RES INST CHINESE ACAD OF FISHERY SCI
Spinning coagulation bath device
The invention discloses a spinning coagulation bath device, which belongs to the technical field of textile machinery. It includes a water tank (1), a water separation partition (8), and a bundle godet roller assembly (6). The water separation partition (8) is arranged in the water tank (1), so that the accommodation space inside the water tank (1) It is divided into a first accommodation space (17) and a second accommodation space (14) by a water dividing partition (8), and the bundle godet roller assembly (6) is arranged in the first accommodation space (17); the second The bottom of the accommodating space (14) is provided with a first through hole (18), and the second accommodating space (14) communicates with the outside world through the first through hole (18); 1) The top edge. The spinning coagulation bath device can ensure that the fluid in the coagulation bath is stable. In addition, the setting of the water divider (8) not only ensures that the water tank (1) can be completely filled with solvent, but also meets the gap requirements for cooling side blowing. .
Owner:CHINESE TEXTILE ACAD
A ventilating and anti-scouring structure and anti-scouring method for a water-passing cofferdam
ActiveCN108487272BGood anti-shock effectEnsure engineering safetyFoundation engineeringCofferdamWater flow
The invention discloses a ventilating and anti-scouring structure of a water cofferdam, which comprises a main pipe and a plurality of auxiliary pipes arranged inside the water cofferdam, the main pipe and the auxiliary pipes are arranged on the same horizontal plane close to the top surface of the weir, and The main pipe is perpendicular to the flow direction of the weir top surface, the two ends of the main pipe penetrate the water cofferdam, one end of the auxiliary pipe is vertically connected with the main pipe, and the other end penetrates the downstream weir surface; in addition, the present invention also provides An anti-scouring method for a cofferdam of the above-mentioned ventilated and anti-scour structure, by pre-embedding the main pipe and auxiliary pipes inside the cofferdam to form a ventilation channel, which has a better anti-scour effect, and at the same time balances the air pressure behind the weir , significantly improve the water flow pattern, and the structure is simple, easy to design and construct.
Owner:SICHUAN UNIV
Self-cleaning type water tanks
ActiveCN101424088BReasonable designCalm waterWater supply tanksWater conservationWater storageTap water
The present invention discloses a self-purification water tank, wherein a tank body is arranged longitudinally; a settling area is under a water storage area; the water storage area and the settling zone are separated by a cone-shaped clapboard; the bottom of the settling zone is in an inverted cone shape; a certain gap is formed between the periphery edge of the cone-shaped clapboard and the inner wall of the tank body; the center of the bottom port of the settling zone is provided with a sewage cleaning opening; the water storage area is provided with a water outlet and inlet pipe, part of the water inlet and outlet pipe is arranged longitudinally and is in the center of the water storage area; the upper end of the water inlet and outlet pipe is open to communicate with a tap water pipe; the lower end of the water inlet and outlet pipe is provided with an opening on the vertical surface of the tank body on the lower part of the water storage area; and the part of the water inlet and outlet pipe arranged longitudinally is provided with a plurality of water inlet and outlet holes at intervals. The water storage area is often in a calm state and does not interfere the settling zone, and is provided with two conical surfaces so that settlings are gathered towards the settling zone and the sewage cleaning opening respectively and automatically; and the lower part of the gap (a first passage) is provided with a plurality of flow guide plates so that the settling zone generates rotary vortex automatically when the sewage is discharged, and water flows into the settling zone from a plurality of directions so that the sewage cleaning speed is improved and the cleaning effect is good, stable and reliable.
Owner:江苏瀚深水业科技发展有限公司
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