10results about How to "Slow ascent" patented technology

The utility model discloses a kind of nanometer air floatation buffer tubes, including the inner tube and outer tube of each other nesting, inner tube one end is closed, outer tube two ends are coaxially connected with sealing support ring, outer tube is fixedly sleeved on inner tube by the sealing support ring of two ends, and there is spacing between outer tube inner side wall and inner tube outer side wall;Several outer aeration holes are opened through on outer tube side wall, several inner aeration holes are opened through on the side wall surrounded by outer tube, and outer aeration hole and inner aeration hole stagger without overlapping each other.Outer aeration hole inner side wall is curved.The utility model in, outer aeration hole and inner aeration hole staggered each other can avoid gas directly by inner cavity of inner tube directly into water body, gas pressure in inner cavity of inner tube will be buffered part between inner tube and outer tube spacing;In addition, gas pressure will be further absorbed by the inner side wall of curved outer aeration hole, the above two structures greatly reduce the pressure in gas release process, increase sewage treatment efficiency, shorten sewage treatment time.

The air outlet structure comprises a main body shell, an air inlet cavity, an air inlet, an air outlet cavity, a draught fan and a heating assembly, the main body shell comprises an air inlet part and an air outlet part which are rotatably connected, and the air inlet cavity is formed in the air inlet part; the air inlet is formed in one side of the air inlet part and communicates with the air inlet cavity; the air outlet cavity is arranged in the air inlet part and the air outlet part and is communicated with the air inlet cavity; the fan and the heating assembly are arranged in the air inlet cavity in the flowing direction of air. The air conditioner further comprises a plurality of air outlets, an air guide assembly and a heat insulation cavity. The air guide assembly is arranged in the air outlet cavity and distributes air entering the air outlet cavity to the multiple air outlets, and the multiple air outlets are formed in the air outlet part at intervals; the heat insulation cavity is formed in the air outlet part and surrounds the air outlet cavity and the multiple air outlets, the heat transfer amount of the air outlet cavity or the air outlets to the outer surface of the main body shell is reduced, the rising speed of the temperature of the outer surface of the main body shell is slowed down, and a user can make contact with and adjust the air outlet structure conveniently in the using process.

The application discloses a kind of liquid crystal television anti-deformation modular frame structure, including strip frame and corner frame, strip frame and corner frame are installed to television shell outside, the strip frame and corner frame cooperate television shell and limit the fixed display screen assembly, the strip frame is fixedly installed with installation portion between the corner frame, and extruded cotton is provided with installation portion outside, extruded cotton is close to display screen assembly edge position, and the deformation amount of thermal expansion and contraction is compensated by using the elasticity of extruded cotton itself.The liquid crystal television anti-deformation modular frame structure, extruded cotton is close to display screen assembly edge position after assembly, reach the purpose of limiting the fixed display screen assembly, and when temperature rises, the deformation amount of frame is greater than display screen assembly, at this time, extruded cotton is extruded and deformed, compensates deformation amount, avoids the case that frame directly extrudes display screen assembly and causes top screen damage.

The utility model discloses an assembly type steel structure fireproof connection node structure, and relates to the technical field of steel structure connection nodes, the assembly type steel structure fireproof connection node structure comprises four steel structures, each steel structure is integrated with a fireproof mechanism for fire prevention, and the steel structures are connected with the fireproof mechanism. The fireproof mechanism comprises triangular connecting pieces, side expansion fireproof gaskets and heat insulation cotton, and supporting steel is fixedly installed at the ends of the three sides of each triangular connecting piece. The heat insulation cotton, the side expansion fireproof gaskets and the end expansion fireproof gaskets are arranged on the triangular connecting piece and matched with one another, the heat insulation cotton can achieve a good heat insulation effect, the rising speed of the node temperature is delayed, and therefore the fire resistance of the node is improved, and when the fire behavior is serious, the heat insulation effect is good. The side expansion fireproof gaskets and the end expansion fireproof gaskets can expand rapidly to form a thick foam-shaped heat insulation layer to prevent fire from spreading.

The present application relates to the field of water pollution treatment, and provides a water endogenous pollution collaborative treatment device based on three-dimensional in-situ regulation. The water endogenous pollution collaborative treatment device based on three-dimensional in-situ regulation comprises an integrated box, a blue oxygen bubble generating unit, an active mineral adding unit and a monitoring and regulating unit. The water endogenous pollution collaborative treatment device based on three-dimensional in-situ regulation can realize the space-time collaboration of emergency treatment, source control and long-term maintenance, avoid the invalid treatment of traditional technology on water bodies, improve the treatment efficiency, mainly use physical and chemical reactions in the whole treatment process, create suitable conditions for the recovery of submerged plants and benthic animals, and realize non-destructive in-situ repair without the huge dredging and sludge disposal costs of traditional mechanical dredging.

The invention relates to the technical field of planter equipment, in particular to a spacing-adjustable soybean and corn strip-shaped composite planter which comprises a traction frame, a seed-metering device, a seed-metering pipe, a fertilizer applicator and a fertilizer applying pipe, a sliding rail is arranged on the traction frame, a mounting seat is slidably mounted on the sliding rail, the seed-metering device and the fertilizer applicator are both arranged on the mounting seat, and the fertilizer applying pipe is arranged on the mounting seat. A seed metering pipe and a fertilizer applying pipe are arranged on the seed metering device and the fertilizer applying device, two guide rails are arranged on the mounting seat, guide pipes are arranged in the two guide rails, the two guide pipes are respectively sleeved on the seed metering pipe and the fertilizer applying pipe, each guide pipe is divided into an insertion part, a hose and a sliding part, and the insertion part is connected with the sliding part through the hose. The insertion part is connected with the sliding part through the hose, so that the guide pipe can rotate after being inserted into soil, the guide pipe is prevented from pulling the film, the film is prevented from being damaged greatly, the film is prevented from being lifted to generate bumps, the heat preservation, moisture preservation and weed suppression effects of the film are guaranteed, and planting benefits are guaranteed.

This utility model relates to the field of flue gas treatment technology and discloses a boiler environmental protection flue gas treatment reaction tower, including a reaction tower. The reaction tower has a spray mechanism installed inside for spraying a desulfurizer to remove sulfides from the boiler flue gas. The reaction tower also has a turbulence-inducing mechanism inside, which includes a transmission rod and a reciprocating drive assembly for driving the transmission rod to reciprocate. Several equidistant No. 3 hinge seats are arranged on the bottom surface of the transmission rod, and a No. 3 rotating shaft is rotatably connected to each No. 3 hinge seat. The reciprocating drive assembly drives the transmission rod to reciprocate. Through the transmission via the No. 3 hinge seats, the No. 2 connecting rod, and the No. 2 connecting rod, the fan blades on the mounting rod swing back and forth neatly. The resulting airflow resistance can slowly reduce the rising speed of the flue gas, prolonging its contact time with the spray liquid, ensuring that the desulfurizing agent and sulfides react fully, and significantly improving the desulfurization effect.

The invention relates to the technical field of spray towers, discloses a steel mill waste gas energy-saving combustion treatment device and a use method, and aims to solve the problem that the desulfurization effect is reduced due to the fact that spray liquid of an existing waste gas treatment device is difficult to make full contact with hot gas. By flexibly changing the height position of the nozzle, the spraying angle and the coverage range of the desulfurization liquid can be accurately adjusted, so that the slurry wraps dispersed hot flue gas more comprehensively, deep contact and sufficient reaction of the slurry and the dispersed hot flue gas are realized, and finally, the overall desulfurization effect and the treatment efficiency are remarkably enhanced; the rising speed of hot flue gas in the device can be obviously delayed, the contact reaction time of the hot flue gas and a catalyst is prolonged, the hot flue gas is fully permeated into a catalyst system, deep fusion and efficient reaction of the hot flue gas and the catalyst system are ensured, and finally the overall efficiency of catalytic treatment is greatly improved.

The invention discloses ship ballast water treatment equipment, and belongs to the field of sewage treatment.The ship ballast water treatment equipment comprises a treatment part, the treatment part comprises a rotational flow part, a tangential liquid inlet formed in the outer wall of the rotational flow part, a sand settling opening formed in the lower end of the rotational flow part and an overflow pipe fixed to the inner wall of the rotational flow part; the upper end of the overflow pipe is fixedly connected with the inner wall of the rotational flow part; the filter cartridge is arranged at the contraction section of the overflow pipe, and when the second liquid discharge connector is closed, liquid forcibly entering the overflow pipe passes through the filter cartridge, so that small organisms which cannot be separated by cyclone are intercepted; a first spiral flow guide flange in the expansion section can force fluid to rotate at a high speed when the fluid enters the overflow pipe, so that water flow in the contraction section is tangentially swept along the surface of the filter cartridge, and silt and organisms which attempt to be attached to the filter cartridge are continuously stripped off; the effective working time of the filter cartridge is prolonged, and the differential pressure rising speed is slowed down.

The application discloses a flue gas desulfurization and purification device based on an environmental protection system of a thermal power plant, and relates to the technical field of flue gas purification. The flue gas desulfurization and purification device based on the environmental protection system of the thermal power plant comprises a tower body, a flue gas inlet arranged on one side of the tower body, a flue gas outlet arranged on the top of the tower body, and a purification delaying mechanism arranged in the tower body. The purification delaying mechanism comprises a first pipeline and a second pipeline arranged on the tower body, a plurality of spray heads arranged on the first pipeline, and a plurality of spray heads arranged on the second pipeline. The flue gas desulfurization and purification device based on the environmental protection system of the thermal power plant has the advantages that the two layers of spray heads and the two layers of spray heads are arranged in a cross mode, a multi-stage washing field with full coverage can be formed, the particle diameters of the spray drops and the spray mist drops are complementary, there is no dead angle for desulfurization, the contact time of the flue gas with the mist and the drops is prolonged, the blocking round plates arranged at the inlets of the multiple layers form a labyrinth flow channel, the rising speed of the flue gas can be effectively delayed, the residence time of the flue gas in the tower is prolonged, and the flue gas can be fully contacted with the desulfurization medium.