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208results about How to "Serve evenly" patented technology

Electric surfactant combined repair contaminated soil experimental device

The invention relates to an electric surfactant combined repair contaminated soil experimental device, belonging to the technical field of disposal of pollutants in soil. Contaminated soil (8) and uncontaminated soil (7) are arranged into a main body, and an eluate outlet (11) is formed in the side surface of the main body; two electrode chambers (2) are formed between a porous baffle plate (12) of the electrode chambers and the inner side surfaces of the main body; two electrodes (1) are respectively electrically connected with a direct current power supply (4); eluate in a regulating tank (5) is injected into the electrode chambers (2) via valves; and the porous baffle plate (13) at the bottom of a reactor is arranged above a water inlet and outlet (6). The electric surfactant combined repair contaminated soil experimental device which is provided by the invention can improve the application uniformity of a surfactant in soil, solve the problem of infiltration and pollution of the eluate and improve the disposal efficiency of the contaminated soil. The invention also provides a device for researching test conditions for removing polychlorobiphenyl in the contaminated soil and measuring the removal rate of the pollutants.
Owner:JILIN ELECTRIC POWER RES INST +1

Double-barrelled automatic slag adding machine

The invention relates to a double-barrelled automatic slag adding machine. The technical scheme comprises that the slag adding machine comprises a frame, a slag adding system and an electric control system. The slag adding system is in the structure that: a vibrating motor (4) respectively drives two feed delivery pipe supporting discs (7 and 38) to rotate by virtue of two vibrating output shaftsof a third reduction box (6), namely a first feed delivery pipe (12) and a second feed delivery pipe (35) are driven to vibrate in the horizontal plane; and a translation compensation output shaft (17) of the third reduction box (6) drives a translation compensation cam (18) to rotate, thus the reciprocating linear motion of the slag adding system is realized. Two feed delivery motors (9 and 36) respectively drive a first feed delivery screw rod (49) and a second feed delivery screw rod (43) to rotate, thus a granular material is pushed towards the exit direction. The slag adding machine provided by the invention has the characteristics of compact structure, uniform slag addition, high degree of automation and wide application range and is simple in operation and applicable to automatic, continuous and uniform casting powder addition of a large-section crystallizer of which all the material spreading regions have the lengths in the range of 300-2500mm and the widths in the range of 0-300mm.
Owner:WUHAN UNIV OF SCI & TECH

Automatic mixing, adjusting and feeding system for aquaculture feed

The present invention relates to an automatic mixing, adjusting and feeding system for an aquaculture feed, wherein a feed bin weighing module which is used for automatically feeding back and controlling loading weight and unloading weight is arranged on a combined feed bin; a pneumatic valve on the bottom of the combined feed bin is aligned to a proportioning bin below; an air brake on the bottom of the proportioning bin is aligned to a feed mixing bin below; a vibrating conveyer is arranged in a mixing bin; and the vibrating conveyer is used for filtering a powdery feed to a powdery material collecting barrel; a bacterial (liquid) barrel is communicated with the mixing bin through a liquid conveying pipeline to add a bacterial liquid or a medicinal liquid into the feed, and to uniformly mix by virtue of the vibrating conveyer; the bottom of the vibrating conveyer is communicated with an air pump conveying pipeline through a pipeline; a fan is divided into two air paths through a pneumatic three-way joint, one path is used for blowing the feed and annularly scattering the feed through a rotary material scattering machine floating on the water surface while the other path is used for aerating and oxygenating a water body in a feed feeding region through an underwater aeration pipe in a material scattering region of the material scattering machine so as to improve dissolved oxygen demand of a high-density feeding fish school in the feed feeding region.
Owner:FISHERY MACHINERY & INSTR RES INST CHINESE ACADEMY OF FISHERY SCI

Soil remediation device

The invention relates to the field of soil remediation. The invention particularly discloses a soil remediation device. The soil remediation device comprises a crushing device, a centrifugal device and a stirring device, the crushing device comprises a crushing box, a second crushing roller and a first crushing roller; a feeding hole is formed in the top end of the crushing box; an electromagneticvalve is arranged in the center of the bottom surface of the crushing box; the centrifugal device comprises a barrel body and a screen drum; screen holes are formed in the screen drum; the stirring device comprises a threaded rod, a sliding block and blades; a connecting pipe is communicated with the bottom of the barrel body, a fan is arranged in the connecting pipe, a spray head is arranged atthe bottom end of the sliding block and communicated with a rubber hose, the other end of the rubber hose is communicated with a bacterium storage box, a stirring shaft is arranged at the bottom end of the stirring box, and the blades are fixedly connected to the side wall of the stirring shaft. Soil is crushed by using the crushing device, impurities are screened out by using the centrifugal device, soil is remediated with a biological agent, the agent distribution is uniform, and the remediation efficiency is high.
Owner:山东捷利尔生物工程科技有限公司

Energy-saving type automatic feeding fish aquaculture pond

The invention discloses an energy-saving type automatic feeding fish aquaculture pond. The energy-saving type automatic feeding fish aquaculture pond comprises a pond body, wherein a fish aquaculturecavity is formed in the end surface of the top of the pond body; a rack is fixedly arranged between the left end wall and the right end wall of the top of the fish aquaculture cavity; and a feeding device which can move in the left-right direction of the top of the fish aquaculture cavity and quantitatively feed fish in a moving process is arranged on the rack. The energy-saving type automatic feeding fish aquaculture pond is simple in structure and convenient to use; the fish can be quantitatively and uniformly fed; the feeding device can be automatically filled with feed, so that the labor cost is reduced; in a feed filling process, the bottom of the fish pond can be dredged, and cleaning is facilitated; by increasing the water changing frequency of the aquaculture pond, water updating is accelerated, water required for keeping water quality stable is reduced, and water resources are saved; and residual feed accumulated at the bottom of the pond is used for breeding shrimps, the feedutilization rate is increased, and economic benefits are increased while diseases and insect pests are avoided.
Owner:汪亚东

Aquaculture device

The invention discloses an aquaculture device. The aquaculture device comprises a culture pond and a clear water pond, wherein the culture pond and the clear water pond are communicated through a water outlet pipeline and a water inlet pipeline; a longitudinal span beam is arranged at the middle part of the upper part of the front end and the rear end of the culture pond; a transverse span beam isarranged at the middle part of the upper part of the left side and the right side; a feeding and air changing device is arranged on the lower end surface of the transverse span beam and is formed bya vertical round through groove, a driving motor I, a fixed bearing I, a transmission shaft, an annular material storage cabin, feeding pipes, control switch valves, feeding cylinders, air inlet cylinders, air supply pumps and air inlet holes; an auxiliary garbage cleaning device is arranged at two ends of the longitudinal span beam and is formed by a rectangular groove, a fixed bearing II, a screw rod, a driving motor II, a movable nut, a sliding seat, a fishing rod, a fishing net, a rope rack and a rope; the culture pond is internally and additionally provided with a remote monitoring system. The aquaculture device disclosed by the invention has the beneficial effects that the structure is simple, and the practicability is strong.
Owner:贠欢乐

Uniform-feeding aquaculture feed dropping device

The invention discloses an uniform-feeding aquaculture feed dropping device which comprises a culture pond, a feed box, a swinging pipeline, a clean water pond, a toothed plate, a rotating rod and rotating wheel disk. A supporting upright is fixedly erected on the ground of the left side of the culture pond, a support roof, an upper support transverse plate and a lower support transverse plate arerespectively fixedly erected on the right wall of the support upright from top to bottom, a support plate is fixedly erected between the upper support transverse plate and the lower support transverse plate, an annular gear is fixedly mounted on the surface of the central outer ring of the rotating rod, a rotating shaft is rotatably erected on the front wall of the support plate, a guide pillar is fixedly mounted on the surface of the outer ring of the rotating wheel disk and is slidably sleeved with a swinging sleeve plate, a push-pull rod is further fixedly mounted on the right wall of theswinging sleeve plate, and the toothed plate is mounted at the other end of the push-pull rod. The uniform-feeding aquaculture feed dropping device is simple in structure, convenient in use and timesaving and laborsaving, more uniform feed dropping is achieved, feeding grabbing of fish is prevented, and quality of aquaculture is improved.
Owner:宁波华又网络科技有限公司

Water pollution treatment equipment for river channel

The invention relates to the field of environment protection and in particular relates to water pollution treatment equipment for a river channel. The water pollution treatment equipment comprises a collection mechanism, a lifting mechanism, a waste material collection mechanism, a purification mechanism, a medicine feeding mechanism, a floating ring, a driving mechanism, a movement mechanism anda remote controller; the collection mechanism for collecting solid wastes is communicated with the lifting mechanism for lifting the solid wastes and the waste material collection mechanism is used for conveniently collecting the solid wastes; the purification mechanism is used for purifying a water body; the medicine feeding mechanism is for feeding a purification medicament and the driving mechanism is used for driving the floating ring to move; the movement mechanism is convenient for a whole body to move; the remote controller is used for controlling the whole body to be propelled in the water. According to the water pollution treatment equipment provided by the invention, manpower is saved and the utilization is convenient; meanwhile, an operator does not need to enter the water and the safety performance is high; the collection of the solid wastes on the surface of the water body is effectively finished and filtering and purification of the water body are finished; when a purification device moves, a medicament outlet is exposed in a blade rotating manner, so that a medicament flows out to realize the feeding of the medicament and the feeding is uniform and comprehensive.
Owner:迪宜艾(青岛)数字经济产业园有限公司

Feeding box for silkworms, rearing apparatus for silkworms, and integrated machine for automatic rearing of small silkworms

The invention discloses a feeding box for silkworms, a feeding apparatus for silkworms, and an automatic feeding machine for small silkworms, and belongs to the technical field of sericulture mechanical appliances. The feeding box for silkworms comprises a main box and an auxiliary box, wherein up and down rotating shafts are arranged in the main box, and the bottom of the auxiliary box is provided with a mesh screen and vibration motors. The rearing apparatus for silkworms comprises a machine frame, and chutes and a sliding frame which are arranged on the machine frame, and comprises a firstmotor, travel position-limiting switches, and a light control switch. The automatic rearing machine for small silkworms comprises a clamping assembly, the clamping assembly comprises grippers, a clamping band, clamping arms, a combined motor, and push-pull electromagnets, the automatic rearing machine also comprises the aforementioned feeding box and rearing apparatus for silkworms, and the combined motor not only controls lifting of the clamping assembly, but also drives the clamping assembly to move back and forth along a vertical rod. The beneficial effect of the automatic rearing machine is that the automatic rearing machine can quickly and evenly drop mulberry leaves, sprinkles lime for disinfection, and stacks or removes silkworm dustpans, the labor intensity is reduced, the time andlabor cost is saved, and the automatic rearing machine has the advantages of simple structure, low cost and convenient use.
Owner:韦海任

Painting device for building construction

The invention discloses a painting device for building construction. The painting device comprises an L-shaped fixing frame, a telescopic rod is fixed to the outer wall of one side of the L-shaped fixing frame by bolts, and a fixing mechanism is arranged at the end, away from the telescopic rod, of the L-shaped fixing frame. A painting roller is disposed on the fixing mechanism, and an arc-shapedcover is fixed to the side wall, close to the position of the painting roller, of the L-shaped fixing frame through bolts. Equidistantly-distributed nozzles are connected to the side wall of the arc-shaped cover in a screwed mode, a liquid guiding tube is connected to the side walls of the nozzles, and a liquid supply hose is connected to the side wall of the liquid guiding tube. A collecting hopper is fixed to the outer wall of one side of the L-shaped fixing frame through bolts, and a material flattening plate is hinged to the outer wall of one side of the collecting hopper. The painting device for building construction facilitates the replacement of the painting roller, improves the working efficiency, can reduce shaking of the painting roller when the painting roller rotates, enables rotation of the painting roller to be more labor-saving, can collect and recycle excess materials, avoids waste, and is beneficial to uniform discharge of the materials onto the painting roller, and the materials can be flattened.
Owner:安徽棋然建筑科技有限公司

Chemical dosing equipment for flocculating tank

The invention relates to chemical dosing equipment and in particular relates to chemical dosing equipment for a flocculating tank. The invention aims at providing the chemical dosing equipment for theflocculating tank, which can be used for more uniformly dosing chemicals and reducing the labor intensity of people. According to the technical scheme provided by the invention, the chemical dosing equipment for the flocculating tank comprises guide rails and the like; the guide rails are arranged at left and right sides of the top of a flocculating tank body; guide blocks are arranged on the guide rails in a sliding manner; fixing devices are arranged at the left and right sides of the guide blocks; storage hoppers are arranged at the tops of the fixing devices at the left and right sides ofthe guide blocks; a pipeline is arranged between the storage hoppers at the left and right sides; valves are arranged at the left and right sides of the pipeline; three discharging devices are uniformly arranged at the bottom of the pipeline. According to the chemical dosing equipment for the flocculating tank, the discharging devices are arranged; when people need to add a coagulant, the valvesare opened and a coagulant solution flows into the discharging devices through the pipeline and then is discharged into the flocculating tank body; meanwhile, people push the storage hoppers to move frontward and backward, so that the coagulant solution and sewage are uniformly stirred and the flocculating effect is improved.
Owner:刘君保

Method for screening and immobilizing efficient petroleum hydrocarbon degradation flora

The present invention relates to a method for screening and immobilizing efficient petroleum hydrocarbon degradation flora, wherein the method is applicable for offshore petroleum pollution environment remediation. According to the method, a lot of petroleum hydrocarbon degradation bacterial are enriched, acclimatized and separated from petroleum pollution sea area sediments, the n (n is more than or equal to 3) strains of the bacterial with strong growth activity, different colony morphologies and different cell morphologies are selected, a petroleum hydrocarbon degradation rate of the single strain of the bacterial is determined, 16SrDNA molecule identification is performed on the bacterial, the n strains of the petroleum hydrocarbon degradation bacterial are subjected to mixing culture, the (n-1) strains of the bacterial are randomly selected from the n strains of the bacterial, and are combined to form n groups of different combinations to carry out mixing culture, the optimal combination of the petroleum hydrocarbon degradation bacterial is determined, and the petroleum hydrocarbon degradation flora with the optimal combination is prepared into immobilized bacterial balls to be stored so as to provide a spare use for offshore petroleum pollution environment remediation. The method is an efficient petroleum hydrocarbon degradation flora screening method with characteristics of science, rationality, simplness, feasibility, and meeting of optimal combination principle, wherein the efficient petroleum hydrocarbon degradation flora can be immobilizedly embedded into the ball shape, petroleum pollution impact can be buffered, and petroleum pollution biodegradation efficiency can be increased.
Owner:NATIONAL MARINE ENVIRONMENTAL MONITORING CENTRE
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