473 results about "Spray tower" patented technology

The invention discloses a microbiological deodorization method, which belongs to the technical field of disinfection and deodorization, and comprises the following steps: S1, preparing a microbial preparation, S2, pre-stirring a strain combination; S3, preparing a deodorant from the prepared composite microbial preparation according to the mass; and S4, putting a prepared deodorant into an ultrasonic atomizer or a spray tower. According to the invention, the microbial preparation is creatively adopted to perform spray deodorization on the odor source, so that the deodorization efficiency is high, the effect is good, the treatment cost of the odor source and odor is effectively reduced, the overall operation difficulty is low, only the polluted area is atomized, the odor is effectively controlled before volatilization, the odor pollution spreading can be effectively controlled, and the influence on the operation environment is avoided; the microbial inoculum is non-toxic, can be naturally degraded, has no residue after deodorization, does not need additional neutralization and filtration, has higher environmental adaptability, and meets the deodorization requirements of small and medium-sized farms and small and medium-sized garbage collection stations.

This invention relates to the field of air pollution control technology, and in particular to a spray tower for effectively purifying air pollution. The spray tower includes an air inlet fixed to the bottom of one side, a suction hood fixed to the upper surface of the spray tower, and an exhaust pipe fixed to the top of the suction hood. An anti-clogging recovery component and a spraying mechanism are installed inside the spray tower, and a collection box is fixed to one side of the spray tower corresponding to the position of the anti-clogging recovery component. This invention utilizes a spray pipe mechanism to enhance the rate of the neutralization reaction through the synchronous rotation of a rotating disk and a rotating block, and enhances the spatial separation of the two solutions through centrifugal force, reducing cross-mixing. This avoids ineffective neutralization of acid and alkali solutions and achieves continuous and efficient treatment. Combined with the anti-clogging recovery component, the activated carbon balls inside the fixed cylinder are promptly recovered and cleaned, ensuring that efficiency is not reduced due to clogging during air pollution purification, and preventing ineffective adsorption of activated carbon balls due to prolonged use.

The invention belongs to the technical field of environmental governance, and particularly relates to a waste gas treatment system, application thereof and a treatment method for malodorous gas generated by a household garbage landfill. The waste gas treatment system provided by the invention comprises an alkali washing spray tower, a biological filter bed of which a bottom first gas inlet is communicated with a top outlet of the alkali washing spray tower, a deodorization spray tower of which a bottom gas second inlet is communicated with a top outlet of the biological filter bed, and an emptying pipe communicated with a top outlet of the deodorization spray tower. When the waste gas treatment system is used for treating malodorous gas, the malodorous gas can be subjected to three-step purification treatment of primary gas-liquid mass transfer, microbial degradation and secondary gas-liquid mass transfer, various harmful substances in the waste gas can be efficiently removed, meanwhile, the system is not prone to leakage, continuous treatment can be achieved, and the waste gas treatment efficiency is improved. And the secondary pollution is reduced while the treatment effect is ensured.

The utility model discloses a flue gas treatment system which comprises a spray tower provided with a spray cavity, a spray cooling device arranged in the spray cavity and used for cooling flue gas to be treated, and a cooling bin of which one side is communicated with equipment to be treated to receive the flue gas to be treated and the other side is communicated with a spray tower main body to introduce the flue gas to be treated into the spray tower, an adjusting assembly, a gas detection assembly and a control module are arranged in the cooling bin, and the adjusting assembly and the gas detection assembly are electrically connected with the control module; the gas detection assembly can detect smoke, and the control module controls the adjusting assembly to adjust the cooling condition in the bin. A spray tower and a cooling bin which are connected with each other are arranged, a spray cooling device, an adjusting assembly and a gas detection assembly are arranged, the adjusting assembly and the gas detection assembly are connected with a control module, and the gas detection assembly detects flue gas and controls the adjusting assembly to adjust cooling conditions by means of the control module. The flue gas can be safely and efficiently treated.

The application discloses a flue gas recovery system in a calcination zinc sulfide process and relates to the technical field of zinc sulfide production. The flue gas recovery system comprises, which are connected by pipelines in sequence, a waste heat recovery boiler, a bag-type dust collector, an electrostatic precipitator, a mixed converter, a cyclone separator, an absorption tower and a spray tower. The mixed converter comprises an outer cavity, an inner cavity and a tail gas inlet pipe. The tail gas inlet pipe is connected with one end of the inner cavity. The outer cavity is provided with a medium inlet at the end far from the tail gas inlet pipe. The outer cavity is provided with a medium outlet at the end far from the medium inlet. The inner cavity is provided with a tail gas outlet pipe at the end far from the tail gas inlet pipe. An oxygen inlet and a powder inlet are installed on the side wall of the inner cavity. The inner cavity is internally provided with a turbulence column. Under the guidance of the turbulence column, the tail gas, oxygen and catalyst powder can be fully mixed, which can accelerate the reaction speed of sulfur dioxide and oxygen in the tail gas, thereby accelerating the generation speed and quality of sulfur trioxide.

The application relates to the field of spray towers, in particular to a tail gas treatment equipment for leftover material recycling production line, which comprises a tower body, the tower body is a core bearing structure for tail gas treatment; an air outlet pipe and an air inlet pipe are fixedly installed on the outer side of the tower body respectively, the air inlet pipe is located below the air outlet pipe, tail gas enters the tower body through the air inlet pipe and is discharged from the air outlet pipe after treatment; a first liquid outlet and a second liquid outlet are formed in the outer side of the tower body respectively, the second liquid outlet is located below the first liquid outlet and is used for discharging waste liquid after spraying in the tower; a flow guide mechanism is arranged on the outer side of the tower body and is used for guiding the tail gas below the tower body to the upper side, so that directional conveying of the tail gas is realized; the tail gas treatment equipment for the leftover material recycling production line can rotate and stir under the action of airflow, the gas-liquid mixing uniformity is improved, and efficient degradation and interception are realized.

The utility model discloses an integral dust removal system for a workshop, which relates to the technical field of dust removal and comprises a dust collection pipeline, a bag-type dust remover, an air compressor, an induced draft fan, a spray tower and an exhaust pipeline, the dust collection pipeline is connected into a plurality of stations, an air inlet of the bag-type dust remover is connected with the dust collection pipeline, and the air compressor is communicated with the bag-type dust remover through a pipeline. An air inlet of the induced draft fan is communicated with an air outlet of the bag-type dust collector through a pipeline, an air inlet of the spray tower is communicated with an outlet of the induced draft fan through a pipeline, and the exhaust pipeline is communicated with an air outlet in the top of the spray tower through a pipeline. According to the utility model, cloth bag dust removal and spray tower dust removal are carried out in sequence, high-efficiency dust removal and deep purification can be realized through graded purification, the ultra-low emission requirement is met, and gaseous pollutants are removed at the same time; the system stability is improved; and dust escape and secondary pollution are prevented. The included angle between the dust collection pipeline and the horizontal plane can prevent smoke dust from accumulating in the pipeline due to horizontal laying of the pipeline.

1. The name of the design product: spray cleaning tower. 2. The use of the design product: spray tower for waste gas cleaning treatment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model relates to the technical field of spray towers, and discloses a spray tower treatment device which comprises a tower body, a mixing mechanism, a spray mechanism and guide plates, a plurality of guide plates are fixed on the left side and the right side in the tower body and form an airflow flowing channel in the tower body, the mixing mechanism extending into the tower body is arranged on the left side of the tower body, and the spray mechanism is arranged on the spray mechanism. A spraying mechanism extending into the tower body is arranged on the right side of the tower body, the spraying mechanism comprises a liquid storage barrel, a conveying pump, a main body pipe, flow dividing pipes and atomizing nozzles, the liquid storage barrel and the conveying pump are both arranged on the ground, the water inlet end of the conveying pump is connected with the liquid storage barrel, the water outlet end of the conveying pump is connected with the main body pipe, and the flow dividing pipes inserted into the tower body are installed on the main body pipe; and a plurality of atomizing nozzles are arranged on each shunting pipe. According to the utility model, the circulation time of airflow in the tower body is prolonged, and the airflow and spraying liquid are mixed for multiple times, so that the mixing is more sufficient, and harmful substances in the airflow react and are eliminated more thoroughly.

The invention relates to a combined blast furnace gas pipe network anti-corrosion device and method, and belongs to the technical field of blast furnace gas production devices and methods. According to the technical scheme, the upgraded alkali spraying tower is provided with three spraying gun sets, a first-layer spraying gun (4), a second-layer spraying gun (3) and a third-layer spraying gun (2) are arranged in the upgraded alkali spraying tower in a layered mode from bottom to top, spraying liquid components of the first-layer spraying gun (4) and the second-layer spraying gun (3) are alkali liquid, and spraying liquid components of the third-layer spraying gun (2) are special formula agents; in the blast furnace gas on-line spraying device, a spraying group I (9) and a spraying group II (10) are arranged on the most serious corrosion section of a pipe network. The alkali spraying tower has the beneficial effects that the corrosion degree of pipe network equipment such as an alkali spraying tower body, a gas pipeline, a compensator and a drainer can be effectively reduced, the stability of a gas system is ensured, the service life of a subsequent pipe network and equipment is prolonged, and the power generation efficiency of a unit is improved.

The utility model provides a spray type tail gas absorption tower which comprises a water storage tank and a tower body, the tower body is fixedly arranged at the top of the water storage tank, a lower discharge port is arranged at the bottom end of the tower body corresponding to the top of the water storage tank, a rotating mechanism is arranged in the center of the interior of the tower body, and the rotating mechanism comprises a transverse filter screen, a rotating shaft and a rotating pipe, and the transverse filter screen is fixedly arranged in the tower body. A rotating pipe can be driven to rotate through a servo motor and a rotating shaft, a first spraying pipe and a second spraying pipe can be rotationally adjusted through a rotating mechanism, and the first spraying pipe and the second spraying pipe are arranged in a staggered mode, so that the spraying range of the spraying tower can be widened, spraying liquid and tail gas can be in full contact conveniently, and the spraying efficiency is improved. And meanwhile, impurities in the tail gas can be filtered through a transverse filter screen, a rotating shaft drives a scraping plate to clean the bottom of the transverse filter screen, the transverse filter screen is prevented from being blocked, and the practicability is high.

The utility model provides a spraying desulfurization device for flue gas treatment, and relates to the technical field of flue gas treatment.The spraying desulfurization device comprises a spraying tower shell and a spraying system, a spraying cavity is formed in the spraying tower shell, the spraying system is fixedly welded to the outer wall of the spraying tower shell, and a spraying liquid supplementing opening is formed in the outer side of the spraying tower shell; the spraying system comprises a spraying liquid supplementing opening and a spraying system, the spraying liquid supplementing opening is fixedly connected with the outer wall of the spraying tower shell in an inserted mode, the spraying system comprises a first spraying pipe, a second spraying pipe and a third spraying pipe, and the three spraying systems are arranged in a staggered mode, so that after flue gas needing to be treated passes through spraying areas, desulfurization reactants can be evenly sprayed on each flue gas area needing to be desulfurized, and the desulfurization effect is improved. According to the spraying desulfurization tower, raw material waste caused by traditional single-layer repeated spraying is avoided, the space can be saved through the multi-layer stacking mode, equipment of the spraying desulfurization tower becomes simpler, and the spraying desulfurization tower is suitable for more production scenes.

This invention discloses an electrostatic precipitator system for dust treatment, relating to the field of rubber production technology. It includes a pretreatment unit, a main treatment unit, and a post-treatment unit. The pretreatment unit includes a cyclone alkali spray tower, the main treatment unit includes a wet electrostatic precipitator, and the post-treatment unit includes a demister filter and an activated carbon adsorber. This invention employs a tiered process: cyclone alkali spray tower pretreatment, wet electrostatic precipitator main treatment, and demister filter and activated carbon adsorber post-treatment, targeting different types of pollutants. The pretreatment stage efficiently removes oily substances, large particulate dust, and hydrogen sulfide, creating suitable conditions for the main treatment; the electrostatic precipitator stage achieves deep dust separation; and the demister filter stage intercepts residual fine dust and water mist. This multi-stage synergy ensures efficient waste gas purification.

The utility model provides a liquid level control system of a spray tower, and relates to the technical field of spray towers. The spray tower comprises a spray tower body, a water supplementing pipe is communicated with the spray tower body, a spray unit is arranged in the spray tower body, a waste gas pipe is communicated with the spray tower body at the lower part of the spray unit, a liquid level detection sensor is arranged on the spray tower body, and a circulating pipeline is arranged between the spray unit and the bottom of the spray tower body. The circulating pipeline conveys liquid at the bottom of the spray tower body to the spray unit, the bottom of the spray tower body is communicated with a blow-off pipe, the blow-off pipe is provided with a control valve, the control valve is electrically connected with the liquid level detection sensor, and the control valve is automatically opened and closed according to liquid level information monitored by the liquid level detection sensor. According to the spray tower disclosed by the utility model, the washing liquid can be replaced without stopping running.

The novel spray tower comprises a first tower body, a second tower body, a vertical spray pipe, a first transverse spray pipe, a second transverse spray pipe and a third transverse spray pipe, the first tower body comprises a waste gas inlet, a first observation opening and a second observation opening, and a first valve, a second valve and a third valve are arranged at the positions, connected with the first transverse spray pipe, the second transverse spray pipe and the third transverse spray pipe, of the vertical spray pipe respectively. The first spraying transverse pipe and the third spraying transverse pipe are located in the first tower body, the second spraying transverse pipe penetrates through the first tower body and the second tower body, the first packing layer and the second packing layer are arranged below the first spraying transverse pipe and the second spraying transverse pipe respectively, the second tower body comprises a third observation opening, a fourth observation opening, a demisting layer and a waste gas exhaust opening, and the bottom of the first tower body is communicated with the bottom of the second tower body. The two-stage spray tower integrated design is adopted, the waste gas purification efficiency is improved, the occupied area of equipment is reduced, the installation process is simple, and the requirement for pretreatment and purification of high-concentration acid and alkali waste gas or dust-containing waste gas can be met.

The application discloses an energy-saving and low-consumption spray powder preparation system, which comprises a dryer, an extraction unit, a dust removal unit, a temperature rising unit, an air induction unit, a first waste heat conveying unit, a second waste heat conveying unit, a spray tower, a combustion-supporting unit and the dust removal unit; the extraction unit is connected with the dryer and is used for extracting flue gas generated by the dryer; an input end of the dust removal unit is connected with an output end of the extraction unit, and the dust removal unit is used for removing dust in the flue gas generated by the dryer; the temperature rising unit is arranged in a slow cooling section of a kiln, an input end of the temperature rising unit is connected with an output end of the dust removal unit, and the temperature rising unit is used for heating the flue gas generated by the dryer; and the application aims to provide the energy-saving and low-consumption spray powder preparation system, which conveys waste heat discharged by the dryer to the spray tower as auxiliary heat after the waste heat is heated, so that the waste heat can be reduced, the consumption of the spray tower can be reduced, and considerable economic benefits can be obtained.

The application discloses a method and system for preparing ammonium bifluoride from hydrofluoric acid waste liquid, which comprises the following steps: (1) adding the hydrofluoric acid waste liquid into an electrolytic cell, transporting the electrolytic cell to a first reaction kettle after electrodepositing treatment, adding silicon dioxide, then stirring and reacting, and returning the generated silicon tetrafluoride and hydrofluoric acid into a spray tower to react and then return to the first reaction kettle, and then adding ammonia water to perform neutralization reaction; (2) filtering the solid-liquid mixture I, evaporating and drying the obtained filtrate I to obtain an ammonium nitrate product, and returning the obtained filter cake I to a second reaction kettle, adding ammonia water to adjust the pH value, and then stirring and reacting; (3) filtering the solid-liquid mixture II, returning the obtained filter cake II to the first reaction kettle for reuse, transporting the obtained filtrate II to a reactor, adding hydrofluoric acid to perform reaction, and then performing evaporation and drying treatment to obtain an ammonium bifluoride product. The method is simple in process, low in energy consumption, convenient to operate and convenient for industrialized production and application.

The invention relates to the technical field of coking plant flue gas treatment, in particular to an efficient multistage spraying pretreatment coking plant flue gas purification spray tower which comprises a tower body, a water tank and an induced draft fan, the water tank and the induced draft fan are located at the bottom of the tower body, the induced draft fan is connected with a first gas pipe and a second gas pipe, and the second gas pipe extends into the bottom of the tower body. A packing frame is arranged in the tower body, a cleaning mechanism for cleaning packing in the packing frame is arranged in the tower body, the packing is subjected to water spraying cleaning through a cleaning assembly to be subjected to first-layer treatment, supporting on the packing frame is relieved through a limiting assembly, and then the packing frame falls off to impact a first vibration spring after lacking of supporting; the vibration generated by falling and impacting of the filler frame can remarkably improve the treatment effect on filler impurities, high-frequency friction and displacement are generated among filler particles through instant impact force, stubborn dirt and cakes attached to the surface of filler are effectively loosened, and the vibration-scouring synergistic effect is formed in cooperation with flushing, so that the deep cleaning effect is achieved.

The invention discloses a hazardous waste waste gas treatment spray tower, belongs to the technical field of spray towers, and aims to solve the problems that a large amount of waste gas is not in full contact with spray liquid in the rising process and the waste gas is wasted because the waste gas rises in an irregular diffusion manner, the spray range of a fixed spray assembly is limited and the spray liquid only can cover a local area in the tower. The spraying tower comprises a spraying tower body, a gas inlet piece is arranged on one side of the spraying tower body, a liquid storage piece is installed in the spraying tower body, the gas inlet piece communicates with the liquid storage piece, a first driving piece is installed in the liquid storage piece, and a plurality of swing pieces are further installed in the liquid storage piece; the three-stage treatment mode of pre-washing of the liquid storage part, cyclone separation of the spiral Venturi tube and precise coupling of rotary spraying is adopted, full-coverage removal of large-particle-size particles, fine particles, viscous glue mist and water-soluble gaseous pollutants is achieved, and compared with a traditional fixed spraying technology, the removal rate of the fine particles and the gaseous pollutants is increased.

This application relates to the technical field of formaldehyde treatment equipment and discloses an industrial formaldehyde production tail gas treatment device, including a mounting frame fixedly installed in the middle of the inner cavity of a spray tower. The inner cavity of the mounting frame is provided with several sets of spray components. Each spray component includes a support frame fixedly installed at the bottom of the inner cavity of the mounting frame, and a first guide element is movably sleeved inside the support frame. Simultaneously, a second guide element extending to the bottom of the support frame is movably sleeved inside the first guide element. In this industrial formaldehyde production tail gas treatment device, regarding the arrangement of the spray components and their structures, during the operation of the spray tower, as formaldehyde tail gas accumulates at the bottom of the inner cavity, the gas pressure of the formaldehyde tail gas at the bottom of the inner cavity increases accordingly, forcing the second guide element to move upwards. This allows the formaldehyde tail gas to enter the gap formed between the first guide element and the support frame, thereby effectively increasing the contact time between the formaldehyde tail gas and water.

The utility model relates to the technical field of chemical equipment, in particular to a spray pipe, which solves the problem that the existing spray pipe is easy to deform or short in service life, and is provided with a steel pipe, a first flange, a second flange, an inner anti-corrosion layer and an outer anti-corrosion layer, a transverse pipe section and a vertical pipe section of the steel pipe are connected through a 90-degree bent pipe section, a first flange is sleeved, welded and fixed on the transverse pipe section, and an inner ring of a second flange is hermetically welded and connected with a pipe opening part of the transverse pipe section; with the flowing direction of liquid in the transverse pipe section as the front-back direction, the inner anti-corrosion layer adheres to the inner wall of the steel pipe and extends to the rear end face of the second flange, and the extending part also serves as an anti-corrosion sealing gasket between the second flange and the conveying pipeline flange; the outer anti-corrosion layer adheres to the outer wall of the vertical pipe section, the outer wall of the 90-degree bent pipe section and part of the outer wall of the transverse pipe section and extends to the front end face of the first flange, and the extending part also serves as an anti-corrosion sealing gasket between the first flange and the spray tower installation flange. The inner anti-corrosion layer and the outer anti-corrosion layer are connected into a whole at the end of a pipe opening of the vertical pipe section.

This invention discloses a desulfurization spray tower with rotary dynamic spraying, including a tower body and a spraying device. Two fixed seats are fixedly installed on the tower body, and a flow divider plate is arranged between the two fixed seats. Two rotating shafts are fixedly installed on the flow divider plate, and the two rotating shafts correspond one-to-one with the two fixed seats and are movably connected. A rotating gear is fixedly installed on the rotating shaft. A support plate is fixedly installed on the tower body, and a lifting frame is slidably installed on the support plate. The flow divider plate is supported by the two fixed seats, and the rotating shaft rotates with the rotating shaft through the cooperation of the rotating gear and the gear block. The upward side of the flow divider is rotated to face downward, so that it comes into contact with the flue gas. This avoids the phenomenon that too many impurities adhere to the downward side of the flow divider plate, which would reduce the flue gas diversion effect. The downward side is rotated to face upward for rinsing, which also avoids the downward side of the flow divider plate accumulating too many impurities, which would reduce the service life of the flow divider plate.

This utility model discloses an automatic coating device for the outer protective layer of bamboo-wound composite pipes, comprising a base, a sliding seat mounted on the top of the base, a support component slidably mounted on the top of the sliding seat, a drive motor mounted on the outer wall of the base, and a transmission structure fixedly connected to the output shaft of the drive motor via a coupling. A support seat is mounted on one side of the base, a scraper is mounted on one side of the support seat, and a limit component is fixedly connected to the outer wall of the support seat. A spray tower is provided on one side of the base, a spray pipe is mounted on the outer wall of the spray tower, and a cleaning fan is mounted on the top of the spray tower. This utility model provides an automatic coating device for the outer protective layer of bamboo-wound composite pipes. The cleaning fan continuously blows air through the spray pipe, cleaning the inside of the pipe and maintaining airflow around the spray nozzles. This reduces the possibility of paint particle adhesion and drying, effectively preventing the spray nozzles from becoming clogged.

The utility model discloses a glass fiber reinforced plastic deodorization spray tower which comprises a supporting plate, a spray tower body is fixedly connected to the supporting plate, a water outlet is formed in the bottom end of one side of the spray tower body, a first valve is fixedly connected to the water outlet, and a filler layer is fixedly connected to the interior of the spray tower body. Spraying pipes are fixedly connected to the two sides of the top end in the spraying tower, a plurality of atomizing nozzles are fixedly connected to the spraying pipes, the spraying pipes penetrate through the spraying tower to be fixedly connected with a first three-way pipe, and second valves are fixedly connected to the spraying pipes. According to the device, water absorbing waste in gas is detected through a water quality detector on the detection assembly, whether the waste absorbed by the water reaches the maximum solubility of the waste in the water or not is detected, and if the waste can still be continuously absorbed, the water is fed into the spraying pipe through the water circulation assembly and sprayed out through the atomizing nozzle; therefore, cyclic utilization is achieved, and waste of water resources is avoided.

The present application belongs to the technical field of environmental protection, and particularly relates to a high-concentration odor combined treatment device and method for kitchen waste. The odor pretreatment unit of the treatment device comprises an alkali washing tower and an acid washing tower, and the outlet of the alkali washing tower is connected to the inlet of the acid washing tower. The odor biological treatment unit is a combined biological filter tank, which comprises a biological trickling filter section, a pre-washing section and a biological filter section connected in series, and the inlet of the biological trickling filter section is connected to the outlet of the acid washing tower. The odor deep treatment unit comprises a double-mediator barrier low-temperature plasma equipment, a delay oxidation tower and a spraying tower connected in series, and the inlet of the double-mediator barrier low-temperature plasma equipment is connected to the outlet of the biological filter section. The double-mediator barrier low-temperature plasma equipment is used for removing residual refractory odor substances in the gas. The delay oxidation tower is used for prolonging the gas residence time, and the spraying tower is used for the final purification of the gas. The present application can efficiently and accurately remove odor-causing substances, and the treated gas can meet the environmental protection requirements.

The utility model relates to a high-temperature flue gas spraying treatment device, which belongs to the technical field of flue gas treatment and comprises a spraying tower and a cooling tower, a partition plate is arranged in the middle of the spraying tower and connected with a flow guide pipe, a gas distribution plate is fixed at the top of the flow guide pipe, and gas distribution holes are uniformly formed in the outer side of the bottom of the gas distribution plate. Liquid conveying ring pipes are fixed on the outer wall of the spraying tower above and below the segmentation disc and the outer side wall of the upper part of the cooling tower, a plurality of connecting pipes are arranged above and below the liquid conveying ring pipes in a circular array manner, spraying pipes are fixed at the other ends of the connecting pipes, and atomizing nozzles are fixed at the other ends of the spraying pipes. The gas inlet of the spray tower is connected with the cooling tower through the flue gas conveying pipe, the spray cooling structure is arranged in the cooling tower, flue gas before entering the spray tower can be cooled and dedusted, the influence of high temperature and dust on subsequent flue gas treatment is prevented, liquid sprayed out of the spray tower and the cooling tower is guided through the liquid conveying ring pipe and the connecting pipe, and the spraying effect is good. The liquid distribution is more uniform, and the spraying effect is better.

The waste gas treatment device comprises a spray tower, a box body is connected to the left end of the spray tower, and a mounting plate is mounted on the box body through bolts at the four corners of the left end of the mounting plate. According to the device, the high-temperature waste gas is conveyed to the inner position of the box body through the gas inlet pipeline at the left end of the box body, cooling water is added to the inner position of the box body through a funnel, and the waste gas is conveyed to the inner position of the box body through the water inlet pipeline at the left end of the box body; cooling water enters the interior of the sponge through the mesh plate, when high-temperature waste gas penetrates through the sponge, the high-temperature waste gas is rapidly cooled through the evaporation heat absorption principle, in the process, an operator repeatedly adds the cooling water into the interior of the funnel, and cooling of the waste gas in the sponge is completed; the waste gas passes through the stainless steel protective net and enters the inner position of the spray tower, so that the high-temperature waste gas is prevented from damaging the spray tower.

The utility model provides a water spraying amount control system for a primary high-temperature flue gas spray cooling tower of an electric furnace, relates to the technical field of flue gas purification of the electric furnace, and aims to solve the problem that most of existing projects use a conventional control method for adjusting the water spraying amount according to a single temperature value of an outlet of the spray cooling tower. The problems of slow water spraying reaction (water spraying hysteresis), inaccurate temperature value caused by local supercooling or superheating due to non-uniform flue gas distribution, large temperature fluctuation of an outlet of a spray tower, serious scaling and hardening of smoke dust in the spray tower and a tower outlet pipeline, and increase of use and maintenance cost generally exist in the prior art, including a combustion settling chamber, a combustion chamber, a combustion chamber and a combustion chamber. A flue gas inlet dust removal pipeline is installed at the top of the left side of the combustion settling chamber, a steel structure stand column is installed at the top of the right side of the combustion settling chamber, and a cooling tower is installed on the steel structure stand column through a supporting base.