18results about How to "Increase oxygen" patented technology

The utility model relates to the technical field of container breeding, and discloses a container quantitative feeder which comprises a box body and a material storage tank arranged at the top of the box body, a water inlet is formed in the bottom of the box body, a material distributing device is communicated with the lower portion of the material storage tank and comprises a driving device and a frame body, the frame body is communicated with the material storage tank, and the driving device is connected with the driving device. A rotatable material distributing disc is arranged in the frame body, the driving device drives the material distributing disc to rotate, a plurality of grooves are evenly formed in the edge of the material distributing disc, the edge of the material distributing disc except the groove parts is tightly attached to the frame body, a discharging port is formed in the bottom of the frame body, and the width of the discharging port is larger than or equal to the width of the grooves. By means of the design, the feeding amount can be controlled by controlling the rotating angle or the number of turns of the material distributing disc, quantitative feeding is achieved, fishes can be in a reverse flow state in the feeding process, and the fish feeding device conforms to the life habits of the fishes.

The invention provides an edible fungus culture medium filling device, and particularly relates to the technical field of edible fungus cultivation, the edible fungus culture medium filling device comprises a filling table, a right-angle plate is fixedly arranged on the upper surface of the filling table, a storage barrel used for containing an edible fungus culture medium is arranged at the top of the right-angle plate, and a filling pipe is arranged in the center of the bottom of the storage barrel in a communicating mode; a vertical plate is arranged on the groove plate in a sliding mode, a plurality of vibration balls are evenly arranged on the side, close to the filling bottle, of the lower portion of the vertical plate, and the vibration balls capable of continuously doing circular motion around the filling bottle are utilized to intermittently impact the outer wall of the filling bottle in a reciprocating mode, so that the filling bottle is promoted to be subjected to the effect of external vibration force in the process of receiving filling materials, and the filling bottle is prevented from falling off. Under the action of vibration force, the matrix material falling into the filling bottle is promoted to be better and uniformly distributed in the filling bottle, so that the matrix material is effectively prevented from being accumulated in the filling bottle, and subsequent uniform spreading and growth of edible mushroom hyphae in the matrix material are facilitated.

The utility model relates to the technical field of aquatic product transportation, and discloses an aquatic product fresh-keeping transportation box which comprises a dirt filtering mechanism including a magnetic suction filter screen and a pull rod, a box body mechanism including a breeding box, a box cover, a cover lug, a clamping groove, a box lug, a buckle, a ventilation groove and a magnetic frame, and an acting mechanism including a damper, a base, a water outlet, a water pump, a conveying pipe and a filter screen. The magnetic suction filter screen is adsorbed to the top end of the magnetic frame, and the pull rod is fixedly installed at the top end of the magnetic suction filter screen. The aquatic product fresh-keeping transportation box is provided with the dirt filtering mechanism, the position of a magnetic suction filter screen is limited through a magnetic frame, the position of a pull rod is limited through the magnetic suction filter screen, the magnetic suction filter screen is conveniently adsorbed and fixed to the magnetic frame, and therefore muddy water fed into a breeding box through a conveying pipe can be filtered, and the magnetic suction filter screen can be taken out to be cleaned by lifting the pull rod; water in the breeding box can be kept clean all the time, so that the water quality can be improved, oxygen in the water can be increased, and aquatic organisms are fresher and more alive.

The application discloses an energy-saving multifunctional casting blank flame cleaning device, wherein fixed end pistons and floating end pistons are additionally arranged in the cleaning oxygen cavity of the upper and lower horizontal distributor piston cylinder assembly, the cleaning oxygen cavity is divided into three chambers, i.e., a fixed end chamber, an intermediate use chamber and a floating end chamber, the casting blank cross section is divided into eight optional cleaning areas, PID adjustment is performed on the other eight cleaning areas by using independent valve stations, multifunctional combination of the eight optional cleaning areas is realized, the surface defects of the casting blank can be cleaned in a fixed area and a fixed depth, unnecessary area cleaning is reduced, metal loss is reduced, the yield of finished products is increased, cost reduction and benefit increase are achieved, and the energy consumption is reduced. For hot blank, oxygen pressure of the relatively low temperature area at the edge, such as the top fixed end, the top floating end, the bottom fixed end and the bottom floating end, is increased to obtain a target cleaning depth, improve the hot blank hot delivery rate, reduce the energy consumption and help green metallurgy.

An aerobic device for a pollution control system in an incineration plant is characterized in that the pollution control system is used for treating leachate generated in a garbage storage pit of the incineration plant, the aerobic device comprises an aerobic tank, an aeration device and a submersible fan device arranged underwater, and the aeration device comprises a submersible pump assembly and a flow guide pipe assembly. The submersible fan device supplies air to the submersible pump assembly, on one hand, the submersible fan device and the submersible pump assembly operate below the liquid level of water or the leachate, on the other hand, the submersible fan device and the submersible pump assembly operate below the liquid level of the leachate, and on the other hand, the submersible fan device and the submersible pump assembly operate below the liquid level of the leachate. Sound generated by operation of the air purifier is refracted into water or percolate at the interface of air and water, noise is low, noise reduction facilities do not need to be additionally added, the input cost of other noise reduction equipment is saved, and the noise reduction effect is good. On the other hand, the submersible pump assembly pushes the percolate to be sprayed out in the extending direction of the flow guide pipe assembly to form circulating water flow, so that the submersible pump assembly also has a stirring effect in the process of introducing air for aeration.

The invention discloses a three-dimensional constructed wetland device which comprises a plurality of groups of constructed wetland modules arranged in the vertical direction, each group of constructed wetland module comprises two constructed wetland boxes, namely a first constructed wetland box and a second constructed wetland box, and the first constructed wetland box and the second constructed wetland box are distributed in a stepped manner; the first artificial wetland box is higher than the second artificial wetland box; each of the first artificial wetland box and the second artificial wetland box comprises an outer frame and a filler frame body; the filler frame bodies in the first artificial wetland box and the second artificial wetland box are obliquely arranged in the corresponding outer frames in opposite directions; and each group of constructed wetland modules comprises two constructed wetland boxes which are arranged in a stepped manner at high and low positions, and the two constructed wetland boxes are matched with the inlet, the outlet and the filler frame body, so that the underflow filtration of the constructed wetland modules is realized, and meanwhile, the water flow of the surface flow can be guided to flow out of the second constructed wetland box from the first constructed wetland box in an S-shaped flowing manner.

The invention relates to the technical field of food antibacterial fresh-keeping packaging materials, in particular to a preparation method and application of a tara gum-chitosan-polyvinyl alcohol-citral antibacterial fresh-keeping film. Tara gum, chitosan and polyvinyl alcohol are used as film forming substrates, citral essential oil is added to serve as a multifunctional additive, and a film casting method is adopted for preparation. The raw materials used by the antibacterial preservative film prepared by the invention are safe, non-toxic and biodegradable; moreover, the preservative has good antibacterial property, can effectively inhibit growth and reproduction of microorganisms such as bacteria and molds, prolongs the shelf life, and can be applied to antibacterial preservation of foods.

This plasma generator belongs to the field of automotive energy-saving equipment technology. The invention includes a base, a negative electrode metal sleeve, an insulating mounting base, and a positive electrode device. The base is an annular structure, with the negative electrode metal sleeve nested inside. The insulating mounting base is mounted on the top of the base, and the positive electrode device is installed at the center of the insulating mounting base and extends into the negative electrode metal sleeve. This invention features an ingenious structural design and quick installation. It can provide combustion assistance to the engine.

This utility model belongs to the field of blast furnace oxygen supply technology, specifically relating to an oxygen supply system. The oxygen supply system includes: a pressure swing adsorption (PSA) oxygen generator station; a cryogenic oxygen generator station; a first connecting pipe, one end of which is connected to the PSA oxygen generator station and the other end of which is connected to the blast furnace; and a second connecting pipe, one end of which is connected to the cryogenic oxygen generator station and the other end of which is connected to the first connecting pipe.

This utility model relates to an environmentally friendly aerobic fermentation chamber for liquid organic waste, belonging to the field of fermentation equipment technology. It solves technical problems such as the separation of organic waste for fermentation, incomplete fermentation of liquid organic waste, and the generation of odorous gases during fermentation. The environmentally friendly aerobic fermentation chamber for liquid organic waste includes a fermentation chamber and a biological filter. The fermentation chamber contains a solid-liquid separation workshop, a sedimentation tank, an aerobic tank, and a clarification tank. Slide rails are laid along the length of the fermentation chamber on the inner side of the horseshoe-shaped walls on both sides of the sedimentation tank, aerobic tank, and clarification tank. Movable stirring components are installed on the slide rails, allowing them to slide left and right. Filter material is filled into the biological filter to filter odorous gases within the fermentation chamber. This utility model enables solid-liquid separation of organic waste and, through different tanks, ferments the liquid organic waste more completely.

The three-stage aeration fishpond structure comprises a fishpond, a filter, a water pump, an air source, a first jet device and a second jet device, a water source of the fishpond is connected with a water inlet of the filter and a water inlet of the water pump through pipelines, and a water outlet of the water pump is connected with a water inlet of the first jet device and a water inlet of the second jet device in parallel through pipelines. An air inlet of the first jet device is connected with an air source, a water-air mixing opening of the second jet device is connected with a jet opening pipeline of the first jet device, and a jet opening of the second jet device is connected with a backflow opening pipeline of the fishpond. According to the three-stage aeration structure, the oxygen supply efficiency of the fishpond is greatly improved, the improvement of the water body environment can be more effectively facilitated, the growth and reproduction of aquatic organisms are promoted, the culture effect is improved, the accumulation of pollutants is reduced, and the self-cleaning capacity of the water body is enhanced.

The utility model relates to the technical field of tail water treatment devices. The tail water treatment device comprises a treatment barrel, the upper end of the treatment barrel is connected with a barrel cover in a clamped mode, the lower end of the left end face of the treatment barrel is communicated with a water inlet pipe, and the outer wall of the upper end of the barrel cover is rotationally connected with an aeration cleaning mechanism. A first filter plate, an aerobic bacteria storage box and a second filter frame are sequentially and fixedly connected in an inner cavity of the treatment barrel from bottom to top, and a fixing mechanism for fixing a filter element is connected to the upper end of the second filter frame in a clamped mode. The first filter plate is further prevented from being blocked, and the tail water treatment effect of the device is guaranteed.

The utility model relates to the technical field of feeding assemblies, and discloses a feed feeding assembly for shrimp seed culture, which comprises a hopper, and a discharge port of the hopper is fixedly communicated with a mounting frame; the mounting frame is provided with a water pumping and material taking mechanism which rotates along with water inflow; a dispersing mechanism driven by the water pumping and material taking mechanism is arranged on the mounting frame and is used for dispersing materials. According to the feed throwing assembly for shrimp seed breeding, the water pumping and feed taking mechanism is arranged, feed is evenly dispersed while being quantitatively discharged, water is pumped to increase oxygen, manpower use is reduced, and feed scattering convenience is improved.

This application discloses a boiler wall-mounted air supply system for burners arranged on the front and rear walls, including a secondary air duct structure, side air ducts, air boxes, and connecting air ducts installed on the front and rear walls of the boiler; a group of adjacent air outlets are horizontally opened on the water-cooled wall fins of the boiler side walls; one end of each of the multiple air ducts is connected to the secondary air duct structure, and the other end is connected to the air box; the other end of the air box is connected to the connecting air duct, and the connecting air duct is sequentially connected to the air outlets, for forming an air curtain from front to back on the side walls after air is supplied. This application solves the problem of poor corrosion resistance and poor combustion conditions caused by unreasonable air outlet spacing or arrangement in existing systems by opening adjacent air outlets on the boiler side walls to form an air curtain.

The application relates to the technical field of fire extinguishing agents, and particularly discloses a foam fire extinguishing agent compounded by anionic Gemini surfactants and a preparation method thereof, which comprises the following components in percentage by mass: 5-15% of anionic Gemini surfactants; 0.5-3% of fluorocarbon surfactants; 3-9% of hydrophilic monomer oligomers; 2-5% of zwitterionic surfactants; 1.0-2.5% of nonionic surfactants; 3-12% of anti-burning agents; 2-7% of cosolvents; and the balance of water. The biodegradable short-chain fluorocarbon surfactants are precisely compounded with anionic Gemini surfactants of specific structures, hydrophilic monomer oligomers and the like, and a preparation process of step-by-step construction is adopted, so that the environmental friendliness is remarkably improved, the performance of the fire extinguishing agent is comprehensively broken through, the water film on the oil surface is ensured to be rapidly spread and rapidly extinguished, the foam covering layer is endowed with super-strong mechanical stability and thermal stability, the anti-reignition time is greatly prolonged, and the purposes of efficient fire extinguishing, long-lasting anti-burning and environmental friendliness are finally achieved.

The present invention relates to the technical field of composite film preparation, and in particular to an anti-oxidation transparent high-barrier composite film, a preparation device and a method. The composite film comprises a first outer film, a middle film and a second outer film which are arranged in sequence, wherein the thickness of the first outer film is 25 μm to 150 μm; the thickness of the middle film is 50 μm to 100 μm; the thickness of the second outer film is 50 μm to 150 μm; when the first outer film, the middle film and the second outer film are extruded from a co-extrusion die head of a casting machine, ultraviolet rays are irradiated on both sides of the middle film, and the wavelength of the ultraviolet rays is 350 nm to 380 nm, and the light intensity is 15 mw / cm 2 Up to 25mw / cm 2 The irradiation time is 2s to 8s. The anti-oxidation transparent high-barrier composite film prepared by the present invention has not only high mechanical strength but also high light transmittance.

The utility model relates to portable oxygen generator field especially, it is an oxygen inhalation nozzle that realizes fast oxygen inhalation, the oxygen inhalation nozzle is integrated in hand -held oxygen generator, and the oxygen inhalation nozzle is used for contacting mouth or nose to guide oxygen, including cover body, be equipped with the oxygen inhalation portion that extends to the outside side on the cover body, and the oxygen inhalation portion sets up the oxygen outlet, including branch air pipe, the branch air pipe includes the main air pipe for connecting hand -held oxygen generator and respectively extends to the branch pipe of oxygen outlet, and the main air pipe inner diameter of main air pipe is greater than the branch pipe inner diameter of branch pipe, the utility model is especially applicable to in hand -held oxygen generator.

The utility model relates to the technical field of breathing mask equipment, in particular to a breathing mask capable of receiving oxygen and measuring pressure, which comprises a sealing gasket assembly, a frame assembly and a bent pipe assembly which are sequentially and detachably butted and communicated, the bent pipe assembly comprises a bent pipe, an annular silencing part and a buckle cover, a groove part is formed in the bent pipe, a plurality of vent grooves are formed in the inner side of the groove part in the peripheral direction, a hollow cylinder is arranged at the center of the groove part, the annular silencing part is arranged in the groove part, the buckle cover is arranged on the groove part in a buckled mode, and a plurality of exhaust holes are formed in the buckle cover. Exhaled waste gas is exhausted through the vent groove, the annular silencing piece and the exhaust hole in sequence; according to the breathing mask capable of receiving oxygen and measuring pressure, the problems that exhausted waste gas blows a bed accompanying part and noise is generated can be effectively solved, treatment of a patient is facilitated, and meanwhile the comfort of the patient and the bed accompanying part of the patient in the treatment process is improved; and oxygen receiving and pressure measuring functions are added, so that more use requirements are met.