663 results about "Oxygen enhanced" patented technology

The application discloses an aeration tank for sewage treatment and relates to the technical field of sewage treatment.The aeration tank comprises a tank body, a horizontal reciprocating moving mechanism and an aeration mechanism.The tank body is connected with a guide rail through a depth adjusting mechanism at the top.The guide rail is connected with a sliding seat through sliding connection.The bottom outer wall of the sliding seat is fixedly connected with a box.The aeration mechanism comprises a rotary driving assembly, a pipeline switching assembly, a water and air dual-purpose pump, a rotary pipe, an aeration head, an agitating impeller and a cleaning and anti-blocking assembly.The cleaning and anti-blocking assembly can automatically clean the inner wall of the aeration head in a continuous rotating state, thereby effectively avoiding the serious blocking of the air holes of the aeration head.The horizontal reciprocating moving mechanism can expand the aeration range of the aeration head and can uniformly distribute the aeration air into the sewage, thereby effectively improving the oxygenation effect of the sewage.

The invention discloses an aquaculture oxygenation monitoring method and system based on artificial intelligence, and the method comprises the steps: collecting multi-modal environment data, inputting the multi-modal environment data into an ST-BiGRU space-time bidirectional gating circulation unit, processing historical time sequence data through a time channel, and carrying out the processing of the historical time sequence data through a time channel; introducing a dynamic weight attention mechanism to adaptively adjust contribution degrees of different environment factors to obtain a multi-dimensional feature vector; establishing a dissolved oxygen prediction model based on an LSTM (Long Short-Term Memory) network, optimizing hyper-parameters of the model by using an improved IPOS particle swarm optimization algorithm, inputting the multi-dimensional feature vector into the target dissolved oxygen prediction model for prediction, and outputting a water body dissolved oxygen concentration index in a future preset time period; and performing oxygenation resource management according to the water body dissolved oxygen concentration index in combination with a reinforcement learning algorithm and a preset dissolved oxygen safety threshold range. The power consumption and equipment loss are effectively reduced, the breeding cost is reduced, and the resource utilization efficiency of breeding is improved.

The invention relates to the technical field of bamboo pulp bleaching, and particularly discloses a method for preparing all-chlorine-free bleached bamboo pulp and application. The method adopts a three-section enhanced bleaching process and comprises the following steps: firstly, decomposing lignin under an alkaline condition of 100-115 DEG C through oxygen delignification (Op section); removing transition metal ions by using sulfuric acid and a metal chelating agent with a specific structure by adopting acid pickling chelation (AQ section); and finally, deeply oxidizing the residual lignin in a high-pressure oxygen environment through oxygen enhanced bleaching (Po section). In each stage, hydrogen peroxide is used as a main bleaching agent, sodium hydroxide, sodium silicate and other assistants are matched, and ineffective decomposition of hydrogen peroxide is effectively inhibited through staged pH regulation and a metal chelation technology. The whiteness of the obtained bamboo pulp is larger than or equal to 83% ISO, the kappa number is smaller than or equal to 3.0, and the requirements of high-grade paper products are completely met.

The invention discloses an aeration tank for sewage treatment, and relates to the technical field of sewage treatment.The aeration tank comprises a tank body, a horizontal reciprocating mechanism and an aeration mechanism, the upper portion of the tank body is connected with a guide rail through a depth adjusting mechanism, the guide rail is slidably connected with a sliding seat, and the outer wall of the bottom of the sliding seat is fixedly connected with a box body; the aeration mechanism comprises a rotary driving assembly, a pipeline switching assembly, a water-gas dual-purpose pump, a rotary pipe, an aeration head, a stirring impeller and a cleaning anti-blocking assembly. The cleaning and anti-blocking assembly can automatically clean the inner wall of the aeration head in a continuous rotating state, so that the situation that air holes of the aeration head are seriously blocked is effectively avoided; the horizontal reciprocating mechanism is arranged, so that the aeration range of the aeration head can be expanded, the aerated air can be well and uniformly dispersed into sewage, and the sewage aeration effect is effectively improved.

The invention discloses a composite bio-based suspension purification system based on a near-natural water ecology concept, and belongs to the technical field of water ecology diversity restoration. The system is composed of an emergent aquatic plant ecological design module, a bio-based suspension core, a microorganism cultivation bed, an intelligent underwater oxygenation and aeration module, an artificial ecological fish reef and a submerged plant planting module. Wherein the bio-based suspension core is of a four-layer gradient composite structure and comprises a polyester fiber filler layer, an active carbon fiber sponge layer and a palm fiber bio-base layer, and synergistic purification of physical adsorption, chemical degradation and biological metabolism is achieved. The intelligent aeration module dynamically regulates and controls the aeration intensity through multi-parameter sensor linkage and a fuzzy PID algorithm, and the oxygen transfer efficiency is larger than or equal to 35%. According to the invention, through coupling design of aperture gradient distribution (80-92% porosity) of the four-layer gradient bio-based suspension core and a dynamic response threshold value of a fuzzy PID algorithm, collaborative optimization of carrier structure parameters and control system parameters is realized for the first time. The innovative technology not only improves the stability and diversity of an ecological system, but also strengthens the natural purification capacity of a water body, and provides a new thought for water environment protection.

The utility model relates to the technical field of full-premixing combustors, in particular to a novel full-premixing combustor for a cracking furnace, which comprises a bearing frame, a gas inlet pipe, a gas inlet component, a gas pump, a gas outlet pipe and a co-combustion component, a gas pipe is arranged on the lower side of the co-combustion component, a heat circulating pipe is arranged at one end of the co-combustion component, and a gas outlet pipe is arranged at the other end of the co-combustion component. A fan is installed at one end of the heat circulating pipe, a heat circulating pipe is arranged at the position, close to the heat circulating pipe, of one end of the mixed combustion component, an oxygen tank is installed at one end of the upper side of the bearing frame, and an oxygen pipe is arranged on the upper side of the oxygen tank. Heat in the mixed combustion component is circulated into the air inlet component, extracted air is preheated, the influence on the mixed combustion temperature of the combustor is avoided, oxygenation operation is conducted on the air inlet component through the oxygen tank and the oxygen pipe, the completeness of gas combustion is facilitated, gas and entering gas are mixed through the mixed combustion component, and the uniformity of gas combustion is improved.

The utility model provides circulation type oxygenation electrolysis equipment. The circulation type oxygenation electrolysis equipment comprises an overflowing cylinder, a first pole piece, a second pole piece and a metal electrode, the overflowing cylinder at least comprises a cathode cylinder, an overflowing channel is arranged in the cathode cylinder, graphite is used as a cathode on the inner wall of the overflowing channel, an oxygen increasing annulus which is ventilated with the overflowing channel is arranged on the cathode cylinder, and an oxygen increasing hole which is communicated with the oxygen increasing annulus is formed in the outer wall of the cathode cylinder; the first pole piece and the second pole piece are respectively connected with two ends of the metal electrode and are used for electrifying the metal electrode; the metal electrode is arranged in the overflowing channel in a suspended manner, and the metal electrode is used as an anode. Oxygen is filled into the oxygenation annulus through the oxygenation holes, the oxygen enters the overflowing channel, aeration is carried out while electrolysis is carried out, the oxygenation efficiency is high, and the removal rate of phosphorus can be effectively increased.

The utility model discloses a surface aerator which comprises a rack, a motor and a centrifugal fan are mounted on the outer surface of the rack, and a transmission component is mounted among the motor, the rack and the centrifugal fan; a fixed air pipe fixedly penetrates through an air outlet of the centrifugal fan, and an annular pipe fixedly penetrates through the other end of the fixed air pipe. According to the sewage oxygenation device, through the arrangement of the transmission assembly, the motor, the centrifugal fan, the fixed air pipe, the annular pipe, the main pipe, the movable pipe, the telescopic adjusting assembly, the triangular pipe and the micro holes, when the impeller is used for carrying out oxygenation on upper-layer sewage, oxygenation operation can be carried out on lower-layer sewage, and the oxygen supplementing effect on the lower-layer sewage is improved; propagation of beneficial bacteria in lower-layer sewage is facilitated, so that the sewage treatment effect is improved, and the lowering depth of the triangular pipe can be adjusted as required, so that the use requirement is met, and the overall practicability is ensured.

The utility model discloses dragging equipment for a fishpond aerator. The dragging equipment comprises a driving device, a transmission device, a hanging assembly and a limiting block set. The driving device is arranged at one end of the fishpond, and the transmission device is arranged at the other end of the fishpond relative to the driving device; the two ends of the mounting assembly are slidably connected to the driving device and the transmission device, the aerator and the limiting block sets are connected to the mounting assembly, and the aerator is arranged between the limiting block sets. The driving device and the transmission device are arranged at the two ends of the fishpond respectively, the hanging assembly can slide in the whole fishpond range, and therefore the aerator can flexibly move in the needed time and place. Therefore, the efficiency of oxygenation operation is improved, and the uniformity of oxygen distribution in each area of the fishpond is ensured.

The invention relates to the technical field of seed treatment, and provides a pelleting method for alfalfa seeds used in a coastal saline-alkali district, and the alfalfa seeds sequentially comprise seeds, a hormone layer, a first oxygenation breathable layer, a nutrition layer, a second oxygenation breathable layer and an outer protection layer from inside to outside; the raw material of the hormone layer comprises gibberellin; the raw materials of the first oxygen-increasing breathable layer comprise an adhesive and a functional material; the raw material of the second oxygenation breathable layer comprises a functional material; the functional material comprises gypsum and / or calcium peroxide; the raw material of the outer protection layer comprises organic acid. By means of the technical scheme, the problem that the emergence rate of alfalfa seeds is low due to the fact that saline-alkali soil in a saline-alkali area is large in viscosity and poor in air permeability in the prior art is solved.

The invention discloses an aquatic product oxygenation unmanned ship intelligent control method and system based on multi-sensor fusion, and relates to the technical field of unmanned ship control, and the method comprises the following steps: synchronously collecting a variety of data, and generating high-precision pose estimation through extended Kalman filtering fusion; discretizing the fish pond into grids, and dynamically calculating the weight of each grid according to the real-time dissolved oxygen value and a preset threshold value; generating an initial bow-shaped path based on the starting point and the ending point, optimizing the path in real time, and adaptively adjusting the scanning line direction and spacing; when grid dissolved oxygen is lower than a threshold value, an oxygenation pump is started, oxygenation flow is dynamically adjusted according to dissolved oxygen deviation, and the larger the deviation is, the higher the flow is; a double-paddle differential model is adopted to track the course and the speed, and three-level response is triggered when an obstacle is encountered; through 5G data and video streams, when the electric quantity is lower than a threshold value, a Dijkstra algorithm is used to plan a shortest obstacle avoidance path for homeward voyage. According to the method, the dynamic probability distribution diagram is constructed by fusing real-time dissolved oxygen data, and oxygenation targeting control is realized in combination with a path cost function.

The utility model discloses a fish-luring oxygenation generator which comprises an outer shell and an electro-catalysis module, the electro-catalysis module comprises a plurality of electrode plates, positive electrode plates and negative electrode plates, the positive electrode plates and the negative electrode plates are located on the two sides of the electrode plates respectively, the positive electrode plates and the negative electrode plates are arranged in parallel, and the positive electrode plates and the negative electrode plates are arranged in parallel. The electrode plates are arranged in the outer shell and are connected with one another through a plurality of connecting sheets, the electrode plates are arranged at intervals along the horizontal direction and are respectively arranged in the intervals among the connecting sheets in a penetrating manner, a clamping groove matched with the electro-catalysis module is formed in the outer shell, the electro-catalysis module is clamped in the clamping groove, an upper cover with a hollow middle covers the upper end surface of the outer shell, and the upper cover is arranged in the middle of the outer shell. According to the fish-luring oxygen-increasing generator, advanced catalytic oxidation reaction is achieved through the electro-catalysis module, hydroxyl free radical active groups are released, bacterial colonies and microorganisms in a water body are activated, the oxygen content of the water body around the fish-luring oxygen-increasing generator is increased, and therefore the function of attracting and gathering fish schools is achieved.

The invention discloses an ecological restoration device for promoting assimilation and purification of plankton by direct-drive rotary oxygenation in the field of ecological restoration, which comprises an aeration platform, a purification unit, a floating bed for planting aquatic plants and a carrier filler for microbial adsorption, an energy storage unit, a water supply unit, a water supply unit and a water supply unit, comprising a vertical wind driven generator, a solar power generation panel and an energy storage battery, and the control unit comprises a controller and a dissolved oxygen monitoring probe used for monitoring dissolved oxygen in a water body; the energy storage battery supplies energy to the control unit and the air blower. The invention provides an ecological restoration device for promoting assimilation and purification of plankton through direct-drive rotary oxygenation, the device can be directly driven to rotate by using reaction torque of aeration, the device not only can reduce loss of energy conversion, but also can recover energy of aeration airflow, and a controller intelligently controls oxygenation and aeration and adjusts the growth microenvironment of aquatic organisms, so that the ecological restoration device is suitable for ecological restoration of aquatic organisms. The assimilation purification effect is achieved.

The utility model discloses a submerged pure oxygen oxygenation water pushing device, which relates to the technical field of oxygenation devices, and comprises a device body, a water inlet, a water outlet and a water outlet, an atomizing assembly is fixedly mounted on one side of the water-oxygen mixing cavity, and a water pushing assembly is fixedly mounted on the other side of the water-oxygen mixing cavity; the atomization assembly is communicated with the water inlet; the air vent is communicated with the water-oxygen mixing cavity; the water-oxygen mixing cavity is used for mixing water and oxygen introduced from the air vent to obtain oxygen-dissolved water; the atomizing assembly comprises an atomizing pipeline and a plurality of atomizing nozzles, and the atomizing nozzles are used for atomizing water; the air vent can exhaust air and is connected with an air supply device; and the water inlet can be connected with a water supply device. The oxygen dissolving device is mainly used for avoiding waste of oxygen in the oxygen dissolving process and improving the oxygen dissolving efficiency and the oxygen content of a water body.

The utility model provides an integrated culture pond water flow circulation oxygenation device, which relates to the field of aquaculture, and comprises a main pipe, one end of the main pipe is provided with a pump body, the water outlet end of the pump body is connected with the main pipe, the other end of the main pipe is fixedly connected with an oxygenation cylinder, and one side of the pump body is provided with a processing shell. And a water inlet pipe is arranged on the shell wall of the top end of the treatment shell. According to the utility model, through the matching design of the built-in shunting disc and the plurality of fixed shunting pipes, water flow can be accurately distributed, so that small water flow is formed for subsequent efficient oxygenation treatment, dissolved oxygen is ensured to be uniformly distributed in circulating water flow, and a more stable and high-quality dissolved oxygen environment is provided for cultured organisms; a filtering drawing box is arranged in the treatment shell, the drawable design is adopted, a sealing plate is controlled to be opened and closed through a motor and a thread adjusting structure, a steel filter screen in the treatment shell can be conveniently and regularly cleaned, and the water quality can be kept clean by regularly cleaning the filtering drawing box.

The application discloses a crayfish breeding system based on Internet of Things and relates to the crayfish breeding field. The application scheme performs correlation analysis on the environmental parameters, the breeding parameters, the ecological parameters and the dissolved oxygen content data in the oxygenation state and the non-oxygenation state of the test points in the breeding area, screens the dissolved oxygen content influencing factors, obtains the first neural network model and the second neural network model, obtains the first relationship between the dissolved oxygen content influencing parameters in the oxygenation state and the dissolved oxygen content and the second relationship between the dissolved oxygen content influencing factors in the non-oxygenation state and the dissolved oxygen content, sets the dissolved oxygen content standard value at the test points, formulates the oxygenation control strategy according to the obtained first relationship and second relationship, generates the control instruction for adjusting the dissolved oxygen content in the breeding area according to the obtained oxygenation control strategy, and the oxygenation instruction execution module adjusts the dissolved oxygen content in the breeding area in response to the control instruction generated by the oxygenation control strategy generation module.

The utility model provides a movable oxygenation device for aquaculture water, and belongs to the technical field of aquaculture equipment. Comprising an annular frame; the aeration part is positioned on the annular frame and is used for conveying oxygen into the culture water body; the limiting assembly is mounted on the annular frame and is arranged to enable the aeration part to perform aeration around the annular frame in the working process of the aeration part; the gas conveying pipe is positioned on the aeration part and is used for conveying oxygen to the aeration part; and the driving part is positioned on the annular frame. According to the utility model, the aeration part and the annular frame are arranged, so that the aeration pipe can rotate around the annular frame for aeration, and compared with aeration at a fixed position, oxygen can be widely and uniformly conveyed to different areas of an aquaculture water body, and the situation of local oxygen deficit is avoided; in addition, an annular frame structure composed of a plurality of groups of annular rings and a plurality of aeration pipes are arranged, so that the aeration area and the water body contact range are increased, the situation that all cultured organisms inhale oxygen at one place is avoided, and the safety of the equipment is improved.

The utility model discloses an aerobic synergy device and relates to the technical field of aerobic synergy. Comprising a treatment tank and a synergistic structure, the synergistic structure is arranged in the treatment tank and comprises a fixing frame, a diffusion frame, a plurality of dispersion frames, a plurality of supporting rods and an oxygenation assembly, the bottom of the outer wall of the fixing frame is fixedly arranged in the treatment tank, the inner wall of the diffusion frame fixedly sleeves the fixing frame, and the ends, close to each other, of the dispersion frames are fixedly arranged on the diffusion frame; the bottom ends of the outer walls of the multiple supporting rods are fixedly arranged in the treatment pond, the top ends of the outer walls of the multiple supporting rods are fixedly arranged on the multiple dispersion frames correspondingly, and the oxygenation assembly is fixedly embedded in the fixing frame. By means of the diffusion frame, the dispersion frame, the supporting rod and the oxygenation assembly, oxygen can be dispersed and conveyed to all areas in water in the oxygenation process, so that the oxygen content in all the areas in the water is increased, and the biochemical process of microorganisms is improved.

The utility model discloses an aquatic plant base with an oxygenation function, which comprises a body, and further comprises a boss arranged on the surface of the body, and an aeration device arranged on the surface of the body, the cavity is formed in the boss; the air stone is embedded in the opening of the cavity; the connecting pipe is communicated with the interior of the cavity and penetrates through the side wall of the body; the arrangement of the boss facilitates the opening of the cavity. According to the aquatic plant base with the oxygenation function, the cavity is formed in the body, and the air stone is embedded in the cavity, so that the aquatic plant base can be connected to an oxygenation pump through the connecting pipe, on one hand, the functionality of the aquatic plant base is improved, meanwhile, the air stone is prevented from being directly exposed, and the attractiveness of the interior of a water body is improved; the aquatic plant base serves as an aquatic plant base and also serves as an oxygenation device, occupation of the internal space of the fish tank can be reduced, and other landscapes can be additionally arranged in the fish tank conveniently.

The utility model discloses a seafood fishpond filtering oxygenation mechanism which comprises a seafood fishpond body, a second vertical plate is arranged on one side of the top end of the seafood fishpond body, a first vertical plate is arranged on the other side of the top end of the seafood fishpond body, a water quality purification box is arranged on the inner wall of the upper end of the first vertical plate, and a liquid drainage pipe is arranged on the outer wall of the side, away from the first vertical plate, of the water quality purification box. A water pump assembly is arranged on the outer wall of the water quality purification box below the liquid discharging pipe, a first liquid pumping pipe is arranged at the bottom end of the water pump assembly, a second liquid pumping pipe is arranged at the end, away from the water pump assembly, of the first liquid pumping pipe, a third liquid pumping pipe is arranged at the top end of the second liquid pumping pipe, and two limiting rails are arranged on the surface of the second vertical plate. According to the utility model, the air quality is improved, the environmental protection property of the filtering and oxygenation mechanism in use is improved, the purpose of improving the water quality in the seafood pool body is achieved, the quality of a water source in the seafood pool body is guaranteed, the oxygenation range of the filtering and oxygenation mechanism is expanded, and the oxygenation effect of the filtering and oxygenation mechanism in use is improved.

The utility model discloses an oxygenation device for rice and shrimp cultivation, which relates to the technical field of oxygenation appliances for rice and shrimp cultivation and comprises a mounting base, an air exhaust oxygenation device mounted at the top of the mounting base, an air conveying plate arranged on one side of the air exhaust oxygenation device, a plurality of connecting pipes distributed on one side of the air conveying plate at equal intervals, and an air conveying immersed pipe arranged at one end of each connecting pipe. A flange plate used for connection is arranged between the gas transmission plate and the connecting pipe, a floating plate is arranged at the top of the connecting pipe, and a supporting component is arranged on the gas transmission immersed pipe. Through the arrangement of the floating plate, the running reliability of the oxygenation device can be improved; by arranging the supporting component, the stability of the air outlet pipe at the bottom of the water body can be enhanced, the smoothness of the air outlet end of the air outlet pipe is guaranteed, and the problems that the air outlet pipe in a traditional oxygenation device is prone to being affected by sludge and other factors at the bottom of the water body, the position is changed, the air outlet end is blocked and the oxygenation effect is affected are solved.

The present invention discloses an air purification device, which includes: an air supply unit, an oxygenation unit, a carbon removal unit, a carbon dioxide concentration sensor and a controller. The controller is configured to obtain a carbon dioxide concentration value detected by the carbon dioxide concentration sensor, and control the carbon removal unit to operate when the carbon dioxide concentration value is greater than a first preset value and not greater than a second preset value. When the carbon dioxide concentration value is greater than the second preset value and not greater than a third preset value, control the carbon removal unit and the oxygenation unit to operate, and the carbon removal unit is separated from the oxygenation unit and moves indoors. When the carbon dioxide concentration value is greater than the third preset value, control the carbon removal unit, the oxygenation unit and the air supply unit to operate, and the carbon removal unit is separated from the oxygenation unit and moves indoors. The present invention can quickly purify indoor air, ensure that the indoor oxygen concentration value meets the normal needs of indoor users, improve indoor air quality, and enhance user experience.

The utility model relates to the technical field of aeration devices, and discloses a culture pond aeration oxygenation device which comprises a culture pond body, a top plate is arranged at the top of the culture pond body, an aeration mechanism is arranged at the top of the top plate, and a protection mechanism is arranged at the top of the top plate. And the aeration mechanism comprises an aeration fan arranged at the top of the top plate. The inside of the culture pond body can be aerated through the aeration mechanism, and the aeration mechanism and the protection mechanism can be moved through the top plate, so that the top plate, the aeration mechanism and the protection mechanism can be recycled among the culture pond bodies, resources are saved, and during aeration, the aeration mechanism and the protection mechanism can be recycled. The aeration spray head can be protected through the filtering assembly, the situation that impurities in water enter the aeration spray head to cause blockage of the interior of the aeration spray head when aeration is not carried out is avoided, air and water can be in full contact through the filtering assembly during aeration, and the aeration efficiency is improved.

The utility model provides a granular fuel stove oxygenation inner cylinder and oxygenation device, the granular fuel stove oxygenation inner cylinder comprises an inner cylinder body, both ends of the inner cylinder body are fixed with annular sealing plates, the middle part of each sealing plate is communicated with the middle part of the inner cylinder body, and the outer diameter of each sealing plate is greater than that of the inner cylinder body; the inner barrel body comprises an oxygen supplementing section and a maintaining section, a plurality of oxygen increasing holes are formed in the side wall of the oxygen supplementing section, and the side wall of the maintaining section is of a closed structure. According to the utility model, the furnace core is placed in a way that the oxygen supplementing section faces downwards or the keeping section faces downwards, so that the oxygen supplementing time of gasified fuel is controlled, the temperature field distribution of the furnace core is changed as required, the fuel consumption is reduced, and the economical efficiency and the environmental protection property of the furnace are improved. The oxygenation device of the granular fuel stove comprises an oxygenation bin outer cylinder, the oxygenation inner cylinder of the granular fuel stove is arranged in the oxygenation bin outer cylinder, and the peripheral side of the sealing plate is in contact with the inner side wall of the oxygenation bin outer cylinder.

The present invention discloses an oxygen gas-lift aeration system for aquaculture water bodies, which includes an air pump for circulating oxygen, an air pipeline for conveying oxygen, an air source for providing oxygen, an aeration head, an aeration water-pushing pipeline, and an air storage chamber; wherein the aeration water-pushing pipeline further includes an air inlet and water inlet pipe section, an air collecting pipe section, and an outlet pipe section, the air inlet and water inlet pipe section and the outlet pipe section are both located below the water surface, and the aeration head is arranged within the air inlet and water inlet pipe section; the air storage chamber is at least partially located above the water surface, is connected to an oxygen gas source for providing oxygen, and is connected to the air collecting pipe section and / or the outlet pipe section. The oxygen gas-lift aeration system of the present invention adopts oxygen aeration, and the oxygen can be recycled and reused, so that the utilization rate of oxygen is greatly improved.

1. Name of the product in this design: Oxygen Pump. 2. Purpose of this design: This design is used for oxygenation in fishing or aquariums. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model provides a kind of intelligent feeding device for grouper culture, it is related to aquaculture equipment technical field, including pool body, pool body inside array is equipped with float plate, the inside installation of float plate has impeller, the top of float plate is equipped with rotating rod, and impeller is sleeved on the surface of rotating rod, the top surface of float plate is equipped with feeding structure, and feeding structure includes feeding frame, the top surface of feeding frame is fixed with feeding box, and the outlet of feeding box tail end is equipped with feeding wheel, and feeding box side is equipped with feeding cylinder in interface, the front of pool body is hinged with control box, and impeller rotates in aquaculture pond to generate water flow, to effectively improve the dissolved oxygen content in water, for aquaculture pond to carry out oxygenation treatment, while impeller rotates, fish food can be made to fall by itself to complete feeding, without separately increasing oxygenation equipment, improve the functionality of device while saving the occupied space of equipment, and when feeding, fish food is hit into different positions of fish pond along the direction of impeller rotation, improve feeding effect.

The application discloses an automatic oxygenation device for South American prawn culture ponds, which comprises a floating mechanism, wherein the floating mechanism comprises a floating plate and a float, the float is arranged on the floating plate, and a surge oxygenation mechanism and a non-powered self-translation mechanism are arranged on the floating mechanism. The application relates to the technical field of oxygenation devices, and particularly provides the automatic oxygenation device for South American prawn culture ponds, which can generate more bubbles, has a better oxygenation effect, can generate a surge effect in the oxygenation process, can diffuse the bubbles to a larger range, has a larger oxygenation range, can move in the culture pond in the oxygenation process without any independent drive, has a wider action range, and can actively control the moving speed.

This utility model belongs to the field of air treatment technology and discloses a fresh air oxygenation and purification device with humidity regulation function. It includes a purification shell, a fresh air inlet, a fresh air outlet, an exhaust air inlet, and an exhaust air outlet all located on the purification shell. The purification shell contains a main processing air duct and a bypass dry air duct. A three-way intelligent air valve connected to the fresh air inlet is installed inside the purification shell. The two outlets of the three-way intelligent air valve are respectively connected to the inlets of the main processing air duct and the bypass dry air duct. A filter module, a total heat exchanger, and a rotary humidity control component are sequentially arranged along the fresh air flow direction within the main processing air duct. The outlet of the bypass dry air duct bypasses the total heat exchanger and the rotary humidity control component and connects to the main processing air duct after the rotary humidity control component. This utility model can automatically adjust the fresh air humidity according to indoor and outdoor humidity conditions, achieving precise humidification or dehumidification and adapting to humidity control needs under different climatic conditions.

The invention belongs to the technical field of aquaculture equipment, and relates to a pressure-bearing oxygenation filter vat for aquatic recirculating aquaculture, which comprises a pressure-bearing sealing vat body, a Venturi jet device, a bag filter, a pressure cylinder and a water return pipeline system. The functions of oxygenation, filtration and biological purification are achieved through integrated design, and the problems that a traditional RAS system is low in integration level, prone to blockage, high in energy consumption and poor in adaptability are solved by means of negative pressure oxygenation of a Venturi jet device, gradient pore self-cleaning of a filter bag body and secondary mixing of gathered air of a pressure cylinder. The system is suitable for high-density recirculating aquaculture and has the advantages of energy conservation, simplicity and convenience in maintenance and stability in operation.