8results about How to "Improve defogging efficiency" patented technology

The utility model belongs to the technical field of waste treatment, and discloses a demisting device for an absorption tower, the demisting device comprises a demisting assembly I and a demisting assembly II, the demisting assembly I is coaxially mounted in an air inducing pipeline, a backflow cavity I is positioned between the side wall of a reaction cavity and the inner side wall of the absorption tower, the top end of the backflow cavity I is open, and the air inducing pipeline is communicated with the backflow cavity I; a second backflow cavity is formed between the outer side wall of the air inducing pipeline and the outer cavity wall of the top end of the reaction cavity, the second backflow cavity is communicated with the air inducing pipeline, a hydrophilic semi-permeable membrane is arranged at the communication position, and the side end of the second backflow cavity is communicated with the first backflow cavity; the bottom of the exhaust cavity communicates with an air inlet pipeline, and the lower end of the air inlet pipeline communicates with the air inducing pipeline and the first backflow cavity. The second demisting assembly is installed in the air inlet pipeline, and an exhaust port communicating with the outside is formed in the top of the exhaust cavity. According to the demisting device, the flowing path of liquid is changed, the situation that the liquid and gas are repeatedly mixed to generate mist again can be reduced, secondary demisting is conducted through the second demisting assembly, and the demisting effect is improved.

This utility model relates to the field of waste gas treatment technology and discloses a spray tower demister, including a tower body. An air inlet pipe and a spray pipe are provided on the outer wall of the tower body, and an air outlet pipe is provided on the top of the tower body. A rotating mechanism is rotatably connected to the inner wall of the tower body. A lifting component is provided on the upper side of the moving component, and a base plate is fixedly provided at the output end of the lifting component. An ultrasonic cleaning device is provided on the lower side of the moving component. Multiple wire mesh demister modules are evenly arranged inside the wire mesh demister support, and an intelligent water cannon is installed inside the tower body. This utility model, through the air inlet pipe, spray pipe, air outlet pipe, tower body, rotating mechanism, moving component, wire mesh demister modules, wire mesh demister support, lifting component, ultrasonic cleaning device, intelligent water cannon, and base plate, solves the problem that the dense structure of the wire mesh easily forms cleaning dead corners, and high-pressure water washing cannot thoroughly remove stubborn dirt, resulting in low cleaning efficiency.

The efficient and uniform demisting device suitable for the stage lamp and the stage lamp provided with the efficient and uniform demisting device are provided, the demisting device comprises the draught fan and the air guiding device, the draught fan generates air flow and guides the air flow to a lens of the stage lamp through the air guiding device, and an air inlet of the draught fan is far away from the lens. The demisting device is arranged in the lamp holder, hot air in the lamp holder can be extracted and blown to the lens, the lens is heated, and therefore demisting is fast and good, the structural arrangement is simple and easy to implement, the demisting efficiency and the demisting effect are improved, and the demisting device is more economical and environmentally friendly; secondly, the air guide device is arranged between the air outlet of the fan and the lens, an outlet air duct of the air guide device is divided into a plurality of shunting air nozzles through a plurality of flow deflectors, and airflow is directionally guided to different areas of the lens through the shunting air nozzles in different directions, so that the airflow is prevented from being concentrated in an edge area or a middle area of the lens; the uniformity of the overall airflow coverage of the lens is improved, and an excellent demisting effect is further provided.

The invention discloses a demisting device and method for a hot continuous rolling production line, and belongs to the field of steel rolling. According to the technical scheme, the demisting device of the hot continuous rolling production line comprises a demisting box, a plurality of pumping and discharging fans are arranged in the demisting box, a suction inlet for forming mist is formed in the bottom of the demisting box in an open mode, a movable mist discharging fan is movably arranged below the suction inlet, the air pumping direction of the movable mist discharging fan is from bottom to top, and the air pumping direction of the movable mist discharging fan is from bottom to top. And the water is discharged into the demisting box. The suction inlet with the open bottom expands the mist adsorption range, the movable mist exhaust fan is matched with the bottom-up air draft direction, the mist generation source can be accurately aligned, mist diffusion is avoided, the suction and exhaust fan and the movable mist exhaust fan form an up-and-down linkage suction and exhaust structure, the flow guide effect on the mist concentration generation position is enhanced, the demisting efficiency is greatly improved, and the demisting effect is improved. And mist escape is reduced.

The application discloses a sulfuric acid production filtering tower structure and relates to the technical field of sulfuric acid production filtering, which comprises a tower body, filtering units and a vibration and liquid discharge mechanism, the inner wall of the tower body is provided with an upper mounting layer and a lower mounting layer, a plurality of filtering units are arranged in a circumferential manner between the upper mounting layer and the lower mounting layer, the filtering units comprise support assemblies and fiber bed layers, the support assemblies and the fiber bed layers are all in the shape of an inverted cone cylinder with the upper part being larger and the lower part being smaller, the support assemblies comprise inner support cages and outer support cages, and the side of the inner support cage facing the fiber bed layer is provided with spiral flow guide ribs, the vibration and liquid discharge mechanism comprises a flow guide piece and a lever piece, the flow guide piece comprises a plurality of shuttle-shaped flow guide bodies with tapered tips at the upper and lower ends, and the lever piece comprises liquid receiving hoppers corresponding to the flow guide piece. The application has the advantages that the filtering units and the spiral flow guide ribs can balance the load distribution of the fiber bed layers, reduce the coverage of the lower liquid film and improve the overall trapping efficiency; meanwhile, the vibration and liquid discharge mechanism is driven by the gravity of the acid liquid to generate periodic short vibrations, so that the acid liquid can be smoothly discharged.

The utility model provides a deacidification recovery system of nitrogen for refrigerant R134a production, which belongs to the technical field of fluorination and comprises a fluorination water scrubber, a nitrogen recovery alkaline scrubber, a nitrogen buffer tank, a nitrogen compressor, a refrigerated dryer and a nitrogen storage tank which are sequentially connected along the nitrogen flow direction. A first demister is arranged between the fluorination water washing tower and the nitrogen recovery alkaline washing tower, and a liquid phase outlet in the bottom of the first demister is connected with a liquid return port of the fluorination water washing tower; a second demister is arranged between the nitrogen recovery alkaline washing tower and the nitrogen buffer tank, and a liquid phase outlet in the bottom of the second demister is connected with a liquid return port of the nitrogen recovery alkaline washing tower; an outlet of the nitrogen compressor is further connected with a gas return port of the nitrogen buffer tank, and a nitrogen recovery cooler is further arranged between the nitrogen compressor and the gas return port of the nitrogen buffer tank. According to the system, the waste nitrogen is subjected to deacidification treatment and recycling, and the purposes of saving energy, reducing emission and reducing the production cost are achieved.

The utility model relates to a demister baffling structure, which belongs to the technical field of demisters and comprises a plurality of baffle plates positioned in a reaction tower, each baffle plate comprises a first stirring plate section, a second stirring plate section, a first straight plate section, a first folded plate section, a second straight plate section, a second folded plate section and a third straight plate section, and the first straight plate section, the first folded plate section, the second straight plate section, the second folded plate section and the third straight plate section are integrally connected. The first straight plate section, the second straight plate section and the third straight plate section are arranged in the airflow flowing direction. One end of the first stirring plate section is fixed at one end of the second folded plate section; and one end of the second stirring plate section is fixed at the other end of the second stirring plate section. According to the utility model, one end of the first stirring plate section arranged along the inclination direction of the second folded plate section is fixed at one end of the first straight plate section, and then one end of the second stirring plate section arranged parallel to the second straight plate section is fixed at the other end of the second stirring plate section; according to the demister, airflow in the airflow channel can be uniformly distributed, the airflow velocity gradient is slowed down, and the airflow pressure drop is reduced, so that the demisting efficiency and the demisting effect of the demister are improved.

The invention discloses an efficient demister for removing SO3 acid mist, and relates to the technical field of gas purification equipment. The demister comprises a demister shell, wherein the demister shell comprises an electrostatic demister base, an electrostatic demister middle part, an electrostatic demister upper part and an electrostatic demister top part; in the invention, by utilizing the charge adsorption effect of the high-voltage electric field on the acid mist, the demisting efficiency can be obviously improved, the acid mist in the SO3 gas can be effectively removed, and the pollution to the environment and the corrosion risk to subsequent equipment are reduced; the anode tube and the cathode are both made of conductive PVDF materials, the cathode supporting piece is made of non-conductive PVDF materials, the electrostatic demister base, the electrostatic demister middle part, the electrostatic demister upper part and the electrostatic demister top are all made of PP materials, and all-around corrosion-resistant materials are selected, so that the demister can stably run for a long time in a severe SO3 acid mist environment; the service life of equipment is greatly prolonged, and the maintenance cost is reduced.