44results about How to "Increase impact area" patented technology

The invention provides a combined type deep purification device for desulfurized wet flue gas. The device comprises a venturi negative absorption demisting layer, an efficient demisting layer, a condensation demisting layer and a hyperfine demisting layer from bottom to top, wherein a cross beam I is arranged between the vacuum negative absorption demisting layer and the efficient demisting layer; hanging plates I are arranged at left and right ends of the cross beam I; support square steel I is arranged at the lower ends of the hanging plates I; a collecting tank is arranged in the middle of the support square steel I; the vacuum negative absorption demisting layer is provided with venturi blades; the efficient demisting layer is provided with efficient demisting layer blades; a cross beam II is arranged between the condensation demisting layer and the hyperfine demisting layer; the condensation demisting layer is provided with condensation demisting layer blades; the hyperfine demisting layer is provided with hyperfine demisting layer blades; and support plates are arranged at left and right ends of the cross beam II. The combined type deep purification device for desulfurized wet flue gas provided by the invention is favorable in purification effect and reliable in operation.

The invention discloses a soybean raw material soaking device for processing bean curds. The soybean raw material soaking device comprises a shell, a height adjusting device, a motor, a rotating column, a first stirring paddle, a U-shaped rod, a columnar net cylinder and a rotating baffling device. An additive is injected into the columnar net cylinder through a communication pipe, impurities in the additive are remained in the columnar net cylinder, and the additive firstly enters an annular hollow plate and then flows out through four dropwise adding holes, so that the additive can relatively uniformly enter the columnar net cylinder; and a soybean raw material and water are impacted by virtue of a D-shaped baffling device in a rotation state, so that the efficiency that moisture enters the soybean raw material is improved; and stirring plates are driven to rotate by the U-shaped rod in a rotation state, and the rigidities of different spiral springs are different due to the centrifugal force, so that the stretching lengths of the stirring plates are different, the impact regions of the stirring plates with the soybean raw material are increased, the combining effect between the soybean raw material and water is further improved, and the soaking time of the soybean raw material is shortened.

The invention discloses a self-propelled intermittent pulse high-pressure spray head for a radial horizontal well. The spray head is provided with a shell which is connected with a concave-type drainage plate through a thread, a spherical groove is formed in the inner wall of the shell, and the two ends of a horizontal shaft are provided with wear-resistant steel balls which are clamped in the spherical groove formed in the inner wall of the shell respectively; an overturning plate is arranged to be hollowed, and the horizontal shaft penetrates through the center. The concave-type drainage plate has a drainage effect and drives the overturning plate to conduct periodic rotation, and the drilling and rock breaking efficiency is improved; high-pressure drilling fluid forms an eddy current under the stirring action of the overturning plate, and the rock breaking speed is increased; along with rotation of the overturning plate, the drilling fluid below the drainage baffle produces an excited oscillation effect, and the energy of the fluid at the outlet of spray nozzles is increased; the groove is formed in the upper portion of the concave-type drainage plate, and the self-propelling capacity of the spray head is improved; the overturning plate adopts a mode that the mass is distributed nonuniformly, when the overturning plate rotates, the spray head is driven to jump continuously, and therefore the friction force between the spray head and a stratum is reduced, and the self-propelling capacity of the spray head is improved.

The invention relates to a methane rotational flow premixing nozzle device. The methane rotational flow premixing nozzle device comprises a mixing pipe, a methane pipe, a gas distribution part and a connecting attachment. The mixing pipe is located under a nozzle. 2n air holes are formed in the upper portion of the mixing pipe. The top of the mixing pipe is welded to the bottom of the methane pipe. The gas distribution part is provided with N methane holes and mounted between the mixing pipe and the methane pipe. The connecting attachment is located in the uppermost position and welded to the top of the methane pipe. Compared with the prior art, the rotational flow effect can be achieved, the contact range of air and methane flow is increased, and thus the purpose of fully mixing and evenly distributing the methane and air is achieved.

The invention discloses a novel bridge guardrail. The novel bridge guardrail comprises a horizontal plate, a dovetail groove, a dovetail block, a first vertical plate, a first sleeve, a balance weightblock, a second vertical plate, a vertical bar, a supporting bar, a first pulley, horizontal bars, baffle blocks, second sleeves, a rubber block, a steel wire rope, first inclined plates, second inclined plates and a second pulley. The first inclined plates are symmetrically and fixedly connected to two side walls of the first vertical plate, the second inclined plates are symmetrically and fixedly connected to two side walls of the second vertical plate, the steel wire rope is made of alloy steel, and the second vertical plate is connected with the vertical bar in a welded mode. The novel bridge guardrail is simple in installation, is convenient for operation by workers and effectively reduces traffic accidents, the dovetail block, the first vertical plate, the rubber block and the second vertical plate are arranged to effectively play a damping effect, when traffic accidents occur, the damage rate of traffic accidents is reduced, the first inclined plates and the second inclined plates are arranged, and when a vehicle hits the novel bridge guardrail, the impact area is increased and the damage to the vehicle is reduced.

The invention relates to the technical field of food processing, in particular to a flour processing method. A wheat wetting device used in the method comprises a material pool, a material barrel, a spiral pipe and a controller. The lower portion of the material barrel communicates with the material pool, and the height of the material barrel is three times that of the material pool. The section area of the material pool is two times that of the material barrel. A pump shell is arranged in the material barrel and located in the center of the material barrel. The pump shell is cylindrical, andthe side wall of the pump shell communicates with the spiral pipe. The spiral diameter of the spiral pipe is increased along with the increasing of the distance between the spiral pipe and the pump shell. According to the wheat wetting device used in the flour processing method, water and wheat grains are driven by an impeller to move, then the wheat grains are impacted on the inner wall of the material barrel through the spiral pipe to be matched, wheat bran is impacted to generate cracks, and therefore the endosperm wetting effect is improved, the endosperm and wheat bran separation effect and the flour yield are improved, and the flour production efficiency is improved.

The invention discloses a sludge crushing and drying device which comprises a machine base; a drying rotary drum is transversely arranged on the machine base, an inner rotating shaft is arranged in the drying rotary drum, a stirring pushing rod assembly is arranged on the inner rotating shaft in the radial direction, and the stirring pushing rod assembly comprises a pushing section and a fine crushing section in the extending direction of the inner rotating shaft; and a material inlet is formed in one end, close to the pushing section, of the drying rotary drum, a hot smoke inlet is formed above the material inlet, and a fine crushing rotary wheel is arranged at the tail end of the stirring pushing rod in the fine crushing section. The stirring pushing rod arranged in the length direction of the drying rotary drum is divided into the pushing section and the fine crushing section, refining and labor division are achieved, the fine crushing rotary wheel at the tail end of the fine crushing section is used for fully crushing sludge in a cementing stage, the treatment effect of a sludge crushing and drying device is effectively improved, the drying efficiency is improved, and the service life of equipment is prolonged.

The invention relates to a vanadium extraction converter and a top-bottom combined blowing method, and belongs to the technical field of vanadium extraction converter equipment. The problems that in the prior art, vanadium extraction converter protective bricks are prone to being corroded due to acid slag generated in a converter, the service life is shortened at high temperature, and large-flow bottom blowing cannot be realized are solved. A vanadium extraction converter bottom blowing element involved in the vanadium extraction converter comprises a bottom blowing protective brick and a three-layer coaxial sleeve pipe, the three-layer coaxial sleeve pipe comprises an inner pipe, a middle pipe and an outer pipe, inert gas is introduced into the inner pipe, crackable gas is introduced intothe middle pipe, and inert gas is introduced into the outer pipe. A top blowing oxygen lance is provided with n main holes which are uniformly distributed and is provided with m auxiliary holes, theauxiliary holes are positioned on the surface where the main holes are positioned and are uniformly distributed between the adjacent main holes, n=3-6, and m=n or 2n. Large-flow bottom blowing of thevanadium extraction converter in the vanadium-containing iron ore smelting process is achieved.