46 results about "Sonic soot blowers" patented technology

The invention relates to the technical field of dust removal devices, and discloses a desulfurization, denitrification and dust removal device which comprises a desulfurization, denitrification and dust removal integrated tower, a mounting plate is fixedly mounted at a smoke inlet of the desulfurization, denitrification and dust removal integrated tower, and smoke high-temperature steam inlet pipes are integrally arranged on the mounting plate at equal intervals in a communicating mode. Sound wave mounting chambers are integrally communicated with one side of the desulfurization, denitrification and dust removal integrated tower at equal intervals, a dust removal assembly is arranged in the desulfurization, denitrification and dust removal integrated tower, and the dust removal assembly comprises a steam pipe, a steam spraying cover, a sound wave soot blower and a ceramic fiber filter pipe assembly. By arranging the sound wave soot blower, compressed air energy is converted into sound wave energy through the sound wave generator, the sound wave energy is transmitted to a soot deposition area attached to the ceramic fiber filter pipe assembly through the sound wave guide pipe, and soot deposition particles generate reciprocating vibration through the sound energy so as to be separated from the upper surface of the ceramic fiber filter pipe assembly. And the purpose of removing accumulated dust is achieved.

This utility model relates to the field of flue gas purification technology for industrial silicon DC and AC furnaces. To address the problems of unstable denitrification efficiency, inability to remove high-concentration NOx, catalyst poisoning, and a maximum denitrification efficiency of no more than 90% in existing technologies, this utility model provides an industrial silicon smelting flue gas purification system and production line. The system includes a first-stage waste heat boiler, a medium-high temperature SCR denitrification device, three rake soot blowers, three ultrasonic soot blowers, a second-stage waste heat boiler, a filter dust collector, and a wet desulfurization tower. The rake soot blowers remove ash from the surface of the plate catalyst bed. The industrial silicon smelting flue gas purification system and production line provided by this utility model, through the medium-high temperature SCR denitrification device and the introduction of a pre-stage waste heat boiler to regulate the flue gas temperature to the SCR temperature window, combined with the dual ash removal mechanism of rake soot blowers and ultrasonic soot blowers, prevents catalyst poisoning, blockage, and ash adhesion, thereby improving the denitrification efficiency to as high as 95%.

The utility model discloses a sound wave soot blower convenient to overhaul, and relates to the technical field of sound wave soot blowers. Comprising a positioning device, the positioning device comprises a fixing shell, the inner wall of the fixing shell is fixedly connected with an air inlet pipe through a connecting hole, the inner wall of the fixing shell is fixedly connected with a sound amplifying pipe, the outer wall of the fixing shell is slidably connected with a connecting block, and the outer wall of the connecting block is fixedly connected with a film. Through cooperation of the connecting device and the positioning device, the sound wave soot blower is easy and convenient to mount and dismount, a pressing plate, a damping rod and a compression spring cooperate, operation is stable, dust prevention is achieved, the overhaul difficulty is reduced, time is saved, the durable design is adopted, the overall service life is prolonged, and the maintenance cost is reduced; and reliable guarantee is provided for long-term use.

The present application belongs to the technical field of material drying equipment, and particularly relates to a novel spray drying device for lithium iron phosphate slurry and a drying process. In view of the problems of high energy consumption, large equipment and high operation cost caused by the use of a large amount of hot air convection drying mode in the existing spray drying process, the present application proposes the following scheme, which comprises a spray drying tank, a slurry tank, a circulating pipeline assembly, a bag dust collector, an atomizing nozzle assembly, a sonic soot blower and a coil evaporating assembly. Vacuum negative pressure operation is adopted, no external fresh air is introduced, the hot exhaust gas after drying is respectively preheated for slurry and compressed air through shunting, condensed water is recycled, and non-condensable gas is recycled after purification and pressurization. The present application completely breaks the traditional hot air spray drying technical paradigm through vacuum low-temperature contact drying, reduces the equipment volume by more than 60%, reduces the energy consumption by more than 50%, and the heat recovery rate is more than 40%, and at the same time, the water resource is recycled, which has significant economic and environmental benefits.

The utility model discloses a whistle type sound wave soot blower with a dustproof and anti-blocking structure, and relates to the technical field of mechanical engineering. Comprising a box body, the outer wall of the box body is fixedly connected with a motor, and the interior of the box body is fixedly connected with a filtering assembly and a dismounting assembly; the first spring arranged between the brush and the connecting rod plays a buffering role in the brush cleaning process, when the brush encounters large resistance or foreign matter, the first spring is compressed, the situation that the brush is stuck due to too large stress is avoided, normal operation of the cleaning mechanism is guaranteed, in addition, the scraping plate is matched with the limiting rod, and the connecting rod is matched with the clamping groove of the box body, so that the cleaning effect is improved. By rotating a second handle to drive a rotating shaft and a top plate to rotate, the top plate can jack up a sliding plate, so that the connection between the sliding plate and the box body is tighter, and the cleaning effect is better. And the operation stability of the equipment is ensured.

The utility model relates to the technical field of flue gas treatment, in particular to an SCR (Selective Catalytic Reduction) denitration system for flue gas of an oil-gas co-combustion boiler. The system comprises a boiler flue, and further comprises a denitration reactor and an ammonia-air mixing device, and a flue gas inlet of the denitration reactor is communicated with a flue gas outlet of the boiler flue; at least one catalyst bed layer is mounted in the denitration reactor, and a steam soot blower assembly and a sound wave soot blower assembly are arranged in the air inlet direction of each catalyst bed layer; the ammonia-air mixing device comprises an ammonia-air mixer, and an air outlet of the ammonia-air mixer is communicated with the boiler flue. The system can perform effective soot blowing on a catalyst bed layer, and prevents viscous substances carried in flue gas of an oil-gas co-combustion boiler from being attached to the surface of a catalyst to affect the activity of the catalyst; the ammonia-air mixing device is communicated with the boiler flue, so that flue gas can be mixed with ammonia gas and air before entering the reactor, and the denitration efficiency is improved.

The present application relates to a kind of rotary air preheater corrugated plate ash removal effect evaluation method, it is related to the field of cleaning, including the following steps, the corrugated plate on the inner blade of unused air preheater is scanned by ultrasonic probe to obtain ultrasonic image as original image and record;Air preheater is cleaned after use by high-pressure water gun, and is cleaned by adopting acoustic wave soot blower cooperation;Corrugated plate is scanned by ultrasonic probe to obtain ultrasonic image as cleaning image and record;Cleaning image is compared with original image, according to the size of the bright spot in cleaning image, number intuitive judgment ash removal effect, and calculate dust removal rate by the light and shade of bright spot, the present application has the advantages that more accurate, non-destructive evaluation method of degree of fouling cleaning can be provided, to realize the accurate judgment of the inside cleaning condition of corrugated plate.

The invention relates to the field of boilers, and discloses a soot blowing method and system for a boiler smoke well. The soot blowing method comprises the following steps that sound wave soot blowers are arranged in a low-temperature reheater and economizer area of a boiler flue; the smoke temperature is monitored through a sound wave temperature measuring device, and the average temperature is calculated based on the sound wave propagation speed; the control system receives the temperature data, and the start-stop and operation frequency of the sound wave soot blower is dynamically adjusted by analyzing the temperature change trend; the arrangement of sound wave soot blowers is simulated and optimized through CFD, so that sound wave energy accurately acts on the ash deposition hidden danger area; smoke temperature change is monitored in real time by using a sound wave temperature measurement technology, and a basis is provided for intelligent control; a grouping circulating operation mode is adopted, so that the system load is reduced while the ash removal effect is ensured; and in cooperation with filtered and purified compressed air and frequency-adjustable low-frequency sound waves, the efficient and lossless ash removal process is achieved.

The utility model discloses an enhanced low-frequency diaphragm type sound wave soot blower which comprises a sound wave soot blower body, a connecting pipe is arranged at the output end of the sound wave soot blower body and provided with a sound amplification barrel through a sealing mechanism, the sound amplification barrel is arranged on a boiler body, and an installation plate is fixedly arranged on the side wall of the boiler body. A lifting mechanism matched with the sound wave soot blower body is arranged on the mounting plate, and the bottom end of the sound wave soot blower body is connected with the side wall of the boiler body through an auxiliary mechanism. The sound wave soot blower has the advantages that the sound wave soot blower body can be conveniently driven to move up and down, then the sound wave soot blower body can ascend to be matched with an auxiliary mechanism for guiding and positioning during use, normal work and use are not affected, when maintenance or replacement is needed, the sound wave soot blower body can descend, workers do not need to climb to work, safety is improved, operation is convenient, and work efficiency is improved. And the maintenance efficiency is improved.

The invention relates to the technical field of industrial cleaning equipment, in particular to a novel high-frequency high-pressure sound wave soot blower which comprises a base, and a sound wave horn is fixedly connected to the bottom face of the base. The cover plate is fixedly installed on the top face of the base, a vibration cavity is formed in the connecting position of the base and the cover plate, the two ends of the vibration cavity extend downwards to form communicating cavities, and the sound wave loudspeaker communicates with the vibration cavity; the titanium vibrating diaphragm is arranged in the vibrating cavity; the air inlet adapter is fixedly installed on the side face of the base, and the interior of the air inlet adapter communicates with the communicating cavity; accumulated dust in the boiler can be effectively removed, the possibility that dust removal four corners are formed in local dust removal is reduced, meanwhile, sound wave dust removal cannot directly act on the metal surface, and then the possibility that the surface of equipment is abraded is reduced.

The application discloses a rotating blowing mechanism for a pulse cloth bag dust collector, which comprises a fixing frame, a rotating bearing assembly, a gas pocket tank and a pulse assembly fixed to the bottom end of the gas pocket tank. The rotating bearing assembly is composed of a ring seat, a first gear ring, a second gear ring and a bevel gear shaft. A first driving motor and a second driving motor are respectively engaged with the two gear rings, synchronous driving is realized to rotate and blow the gas pocket tank, and asynchronous driving is realized to adjust the lifting of the gas pocket tank. The gas pocket tank is internally provided with a sliding guide groove and a straight rack, the output gear at the end of the bevel gear shaft is engaged with the straight rack to realize automatic adjustment of the blowing height. The pulse assembly comprises a rotating plate, a pulse blowing valve and a sonic soot blower. The pulse blowing valve is used for releasing high-pressure airflow to blow and clean the filter bag, and the sonic soot blower generates sonic oscillation through membrane resonance to loosen fine dust. The structure realizes the functions of rotating blowing, lifting adjustment and airflow-sonic coordinated soot cleaning, and has the advantages of wide soot cleaning coverage, low energy consumption and stable operation.

The utility model discloses a non-rigid transmission connection whistle type sound wave soot blower which comprises a sound wave modulator assembly, a driving motor and a base plate, the sound wave modulator assembly comprises an air cavity shell, a connecting rotating shaft, a moving ring, a bottom plate and an arc-shaped guide piece, and one side face of the air cavity shell is further provided with a hollow cylindrical connecting part; the arc-shaped guide piece is arranged on the bottom plate, the movable ring is movably arranged in the air cavity shell, and the connecting rotating shaft is connected with a rotating shaft of the driving motor in the mode that the gear is connected with the synchronous belt. According to the scheme, the driving motor and the sound wave modulator assembly are arranged in a split mode, and the driving motor operates independently in a space, so that when the driving motor or the sound wave modulator assembly is abnormal, maintenance is very convenient, the damaged assembly can be independently maintained, and the maintenance efficiency is improved. And in addition, the split type arrangement is also convenient for daily maintenance of the equipment.

The utility model discloses an adjustable sound wave soot blower which comprises first adjusting assemblies, a furnace body is arranged between the first adjusting assemblies, second adjusting assemblies are arranged on the first adjusting assemblies, parts of the second adjusting assemblies make contact with the furnace body, and the first adjusting assemblies and the second adjusting assemblies are matched with each other to adjust the soot blower. The boiler ash removal effect and efficiency are improved, specifically, in the maintenance and overhaul process of the sound wave ash removal device according to needs through the first adjusting assembly, the problem that in the prior art, the overhaul efficiency of multiple ash removal devices is low can be solved, multi-position accurate adjustment can be achieved through the second adjusting assembly, and the practicability of the boiler ash removal device is improved. The soot blower has the advantages that the soot blower is simple in structure and capable of cleaning soot at multiple angles, sound waves can cover all corners in the boiler, the problem that a traditional fixed sound wave soot blower cannot comprehensively clean the soot is solved, the space occupied by the soot blower is reduced, the heat efficiency of the boiler is improved, the service life of the soot blower is prolonged, and the soot blower has a remarkable energy-saving effect.

The utility model discloses an anti-fouling device for a boiler air pre-heater, which belongs to the technical field of boiler air pre-heaters and comprises a boiler air pre-heater main body, air pre-heater pipe orifices are arranged at two ends of the boiler air pre-heater main body, a plurality of flue gas pipes are arranged in the boiler air pre-heater main body, and the flue gas pipes are horizontally arranged in the boiler air pre-heater main body at equal intervals. A plurality of fixing pieces are arranged in the boiler air pre-heater body at equal intervals, the edges of the fixing pieces are fixedly connected with the inner wall of the boiler air pre-heater body, the flue gas pipe penetrates through the fixing pieces, a pair of mounting holes are symmetrically formed in the upper end of the boiler air pre-heater body, and sound wave soot blowers are arranged in the four mounting holes. The sound wave soot blower is arranged in the tube box air pre-heater, compressed air is used for cleaning floating ash on the surface of a tube box through sound production of a horn, a dirt-blocked air pre-heater pipeline is dredged, the effect of cleaning accumulated ash of the tube box air pre-heater and a flue is achieved, the situation that the current of an induced draft fan is increased due to blockage of the air pre-heater is restrained, and the blowing-out cleaning work is reduced.

The utility model belongs to the technical field of flue gas denitration, and particularly relates to an ammonia injection grid sewage blockage treatment system which comprises a shell, a sewage treatment device and a sewage treatment device, the ammonia spraying pipes are arranged in the shell in a penetrating manner to form a grid structure, and a plurality of ammonia spraying holes are formed in the ammonia spraying pipes; the sound wave soot blowers are arranged on the two sides of the shell; the pressure transmitter is arranged at the inlet end of the ammonia spraying pipe and is used for detecting the pressure value in the ammonia spraying pipe; wherein the sound wave soot blower and the pressure transmitter are both electrically connected with the control module, and the control module is configured to receive a pressure value detected by the pressure transmitter and turn on or turn off the sound wave soot blower according to the pressure value. And blockage substances such as accumulated dust and crystals in the ammonia spraying pipe and at the ammonia spraying holes are loosened and fall off under the vibration action of sound waves, so that the aim of cleaning dirt blockage on the premise that the ammonia spraying pipe is not damaged is fulfilled.

The utility model discloses a kind of acoustic wave soot blower based on ceramic resonant cavity structure, including center axis, the one end of center axis is provided with airflow ejector, the other end of center axis is provided with resonant cavity, the one end of airflow ejector is opened with air inlet, and the gasket is arranged on center axis, the one end of resonant cavity is provided with clamping plate, the one end of airflow ejector is opened with annular slit, the bottom of resonant cavity is opened with connecting hole, the one end of center axis is provided with threaded rod, and nut is arranged on threaded rod.The utility model is replaced by ceramic material more resistant to high temperature, wear-resistant by setting resonant cavity, gasket, clamping plate, connecting hole, threaded rod, nut, this structure the most easily worn, damaged resonant cavity part, the rest part uses high-temperature resistant metal material, significantly improve the service life of resonant cavity acoustic wave soot blower in high-temperature region continuous work, simultaneously adopt the structure of convenient and quick replacement ceramic resonant cavity.

The utility model discloses a sound wave soot blower which comprises a sound wave generator and a trumpet-shaped sound wave guide pipe connected with the sound wave generator, and further comprises an opening and closing mechanism arranged at a pipe opening of the sound wave guide pipe and used for opening or closing the pipe opening of the sound wave guide pipe. The opening and closing mechanism comprises a mounting cover, a plurality of opening and closing blades, an annular guide rail and a driving assembly; according to the sound wave soot blower, the connecting rods drive the opening and closing blades to rotate around the first hinge shafts hinged to the opening and closing blades, when the sound wave soot blower does not work, the opening and closing blades can be used for sealing the pipe opening of the sound wave guide pipe, and therefore fly ash is prevented from entering the sound wave guide pipe, and the service life of the sound wave soot blower is prolonged. Due to the fact that the opening and closing processes of the multiple opening and closing blades are located on the same vertical plane, compared with a traditional outward-turning rotary type sealing structure, limitation on the distance between the sound wave guiding pipe and the boiler is small, extra turning space does not need to be reserved, and therefore the distance between the sound wave guiding pipe and the boiler can be adjusted according to the soot blowing requirement.

This invention relates to the field of acoustic soot blower technology, and in particular to a soot blowing control device, comprising: an adjustment assembly including a connecting frame, a connecting shaft disposed on the outer wall of the connecting frame, and a guide plate movably connected to the connecting shaft; and a locking assembly including a connecting post disposed on the outer wall of the connecting shaft, a movable ring disposed outside the connecting post, a ratchet disposed on the inner wall of the movable ring, a receiving groove disposed on the outer wall of the connecting post, a pawl disposed on the outer wall of the receiving groove, and a first elastic element disposed between the receiving groove and the pawl, wherein the ratchet and the pawl are movably engaged. By providing an adjustable guide plate inside the acoustic horn, when cleaning certain locations far from the acoustic source, the opening direction of the guide plate can be adjusted to enhance the acoustic wave transmission intensity in that area, thereby achieving directional cleaning.

The invention discloses a rotary blowing mechanism for a pulse bag-type dust collector. The rotary blowing mechanism comprises a fixed frame, a rotary bearing assembly, an air pocket tank and a pulse assembly fixed at the bottom end of the air pocket tank. The rotary bearing assembly is composed of a ring seat, a first gear ring, a second gear ring and a bevel gear shaft, the first driving motor and the second driving motor are engaged with the two gear rings correspondingly, rotary blowing of the air bag tank is achieved through synchronous driving, and lifting adjustment of the air bag tank is achieved through asynchronous driving. A sliding guide groove and a spur rack are arranged in the air bag tank, output teeth at the tail end of the bevel gear shaft are in meshing transmission with the spur rack, and automatic adjustment of the blowing height is achieved. The pulse assembly comprises a rotating plate, a pulse air blowing valve and a sound wave soot blower, the pulse air blowing valve is used for releasing high-pressure air flow to perform back blowing and soot cleaning on the filter bag, and the sound wave soot blower generates sound wave oscillation through diaphragm resonance to loosen fine dust. The structure realizes the functions of rotary blowing, lifting distance adjustment and airflow-sound wave synergistic ash removal, and has the advantages of wide ash removal coverage, low energy consumption and stable operation.

The application discloses a heat exchange device capable of effectively preventing dust blocking, relates to a flue dust removal device, and solves the technical problem of poor dust removal effect of a steam dust removal method in a current air preheater heat exchange device. The heat exchange device comprises an air preheater, a first sound wave soot blower installed in a flue gas bin, a second sound wave soot blower installed in an air side flue, and a third sound wave soot blower integrated with the second sound wave soot blower. The third sound wave soot blower is used for generating sound pulses capable of driving dust particles in flue gas to vibrate synchronously, so as to prevent the dust particles in the flue gas from depositing on air section heat exchange elements in the air side flue. The application has a reasonable structure, is practical and reliable, and achieves better dust removal and energy saving effects.

The invention discloses a sound wave soot blower for an SCR (Selective Catalytic Reduction) denitration catalyst, which comprises an air compression mechanism, a control system, a sound wave soot blower body, a monitoring assembly, an anti-soot-deposition mechanism and a heat consumption device, and is characterized in that the air compression mechanism comprises an air storage tank, an air delivery pipeline, a safety valve and a pressure gauge; the air outlet end of the air storage tank is connected with the sound wave soot blower body through the air conveying pipeline, the safety valve and the pressure gauge are installed on the air conveying pipeline, the control system is connected with equipment through a line and comprises a control cabinet and a main machine DCS control system, and the control cabinet and the main machine DCS control system conduct short-range and long-range control on the equipment respectively. The sound wave soot blower body comprises a soot blower body and a horn installed on the soot blower body. According to the sound wave soot blower designed by the invention, short-distance and long-distance bidirectional control, working environment safety monitoring, plugging treatment and heat elimination treatment of the sound wave soot blower can be realized, and the intelligent degree and safety of the sound wave soot blower in the use process are ensured.

This invention provides an intelligent acoustic sootblower control system based on DCS, comprising: a sensor module for collecting equipment operating parameters; a field control station for preliminary processing and buffering of the equipment operating parameters collected by the sensors; a data acquisition module for integrating and formatting the data; a distributed control module for establishing an optimal sootblowing simulation model and a dynamic adjustment model based on the physical characteristics of the equipment operating parameters, for calculating ideal sootblowing information and dynamic adjustment results determined based on the ideal sootblowing information; controlling the sootblowing action of the acoustic sootblower according to the dynamic adjustment results; and a central monitoring station for providing feedback on the differences in effects before and after sootblowing, and optimizing the dynamic adjustment model based on the differences. This invention aims to solve the problems of decreased heat exchange efficiency and increased resistance caused by ash accumulation in low-temperature economizers, improve the overall operating performance and lifespan of low-temperature economizers, and achieve energy-saving and environmental protection goals.

The utility model provides a boiler intelligent soot blowing control system, the system comprises a control mechanism, a detection mechanism and a soot blowing mechanism, the control mechanism comprises a base table and a PLC controller, the detection mechanism comprises a dust sensor, the dust sensor is arranged on the side wall of the boiler and is electrically connected with the PLC controller, and the soot blowing mechanism is electrically connected with the PLC controller. The soot blowing mechanism comprises a soot blowing cavity and an ultrasonic soot blower electrically connected with the PLC, the soot blowing cavity is arranged on the side wall of the boiler pipeline, and the ultrasonic soot blower is arranged in the soot blowing cavity. According to the system, dust data of the boiler can be monitored in real time through the dust sensor, and the ultrasonic soot blower is intelligently controlled to blow soot through the PLC, so that manual participation is reduced, the safety risk of operators is reduced, and the soot blowing efficiency is improved.

This utility model discloses an acoustic sootblower that facilitates filter replacement, relating to the field of acoustic sootblower technology. It includes a frame, with an air inlet pipe fixedly connected to the inner wall of the frame's bottom, an acoustic tube fixedly connected to the inner wall of the frame, a balance tube fixedly connected to the inner wall of the frame away from the acoustic tube, a balance tube fixedly connected to the inside of the frame, and a diaphragm fixedly connected to the inner wall of the frame. It also includes a replacement device, comprising an anti-detachment device, a connecting rod fixedly connected to the outer wall of the anti-detachment device, a push-out device fixedly connected to the outer wall of the connecting rod, a fixing device engaged with the outer wall of the push-out device, and a filter screen slidably connected to the inner wall of the push-out device. By setting up the replacement device, when replacing the filter screen, simply push the push-out rod to easily push out the old filter screen; installing a new filter screen is the reverse operation. The entire process is simple, saving time and labor costs, making filter screen replacement efficient, and reducing equipment downtime due to maintenance.

The utility model discloses a novel turbo type sound wave soot blower structure, which relates to the technical field of soot cleaning equipment and comprises a sound wave generator, a diffuser and a pipeline are arranged on the outer side of the sound wave generator, a shell is arranged at one end of the pipeline, and a height motor and an air inlet are arranged on the outer side of the shell. According to the novel turbo type sound wave soot blower structure, the soot cleaning assembly is arranged on the outer side of the filter plate, and when the filter plate needs to clean dust, the output end of the driving motor is controlled by the external controller to drive the driving gear to rotate, so that the driving gear is meshed with the teeth to drive the driven wheel to rotate; furthermore, the rotating frame drives the cleaning brush to rotate along the outer side of the filter plate to clean dust, at the moment, the output end of the height control motor drives the rotating wheel and the blades to rotate reversely, the dust is blown out of the outer side of the filter plate, the dust cleaning operation is achieved, the structure is simple, operation is convenient, and time and labor are saved.

The utility model discloses a resonant cavity sound wave soot blower which comprises an air inlet pipe, a flow stabilizing pipe, a pressurizing flow guide cone, a resonant cylinder, a reflection cavity, a shell and a silencing cover, the air inlet pipe penetrates through the bottom of the shell and extends into the reflection cavity, one end of the air inlet pipe is fixedly connected with the flow stabilizing pipe, and the other end of the air inlet pipe is fixedly connected with the silencing cover. The pressurizing flow guide cone comprises a cone head and a supporting concentric rod; the noise reduction soot blower has the advantages that the noise generated by the soot blower is absorbed by the external noise reduction cover while the resonance intensity is improved after air flow stabilization, sound wave energy generated by sound wave reflection and resonance is absorbed on the surface of the shell through the noise reduction cover except the sound emission end of the soot blower, noise emitted to the surrounding environment by the soot blower body is reduced, and the noise reduction effect is achieved. And the comfort level of a working place is improved.

The utility model discloses a magnetic frequency-superposed sound wave soot blower, which belongs to the technical field of sound wave soot removal and comprises a shell, and the top and the bottom of the shell are respectively connected with a first sealing cover and a second sealing cover; according to the utility model, gas intermittently enters the highly-rotating generating holes through the two gas inlet holes respectively, so that the gas can realize a double-inlet and double-outlet mode, the same-frequency sound wave waveforms can be superposed in the mode to generate high-sound-level sound, the generated sound wave energy is high, and the rotating speed of the rotating pipe driven by the motor is controlled, so that the high-sound-level sound is generated. The generated sound waves have the characteristics of radiation, diffraction and reflection, and when the fly ash is subjected to the repeated pulling and pressing effects of the sparse and dense waves which are alternately changed at a certain frequency, the fly ash is loosened and falls off due to fatigue and is taken away along with smoke flow, so that the fly ash is prevented from falling off due to the fact that the fly ash is subjected to the repeated pulling and pressing effects of the sparse and dense waves which are alternately changed at a certain frequency. The axial soot blowing distance can reach 18 m, and the dust removal effect is good.

A full-coverage sound wave soot blowing device under the high-ash working condition comprises a protection bin and a lifting seat, the protection bin is arranged in the middle of the lifting seat, a heat dissipation opening is formed in the rear end of the protection bin, first adjusting bins are arranged on the two sides of the protection bin correspondingly, and a screw rod is rotationally connected between the two ends of the interior of each first adjusting bin; a motor is fixed in the protection bin, the output end of the motor is fixedly connected with the driving end of a screw rod, a threaded seat is arranged on the screw rod in a threaded fit mode, a sliding block is fixed to one side of the threaded seat, a positioning block is fixed to one end of the sliding block, and a mounting block is arranged on one side of the positioning block; a sound wave soot blower is fixed to one side of the mounting block, a control panel is arranged at the upper end of the protection bin, and the motor and the sound wave soot blower are electrically connected with the control panel. The sound wave soot blower is wide in soot blowing range and easy to disassemble, assemble and maintain.

The utility model relates to the technical field of industrial flue gas treatment, provide a kind of SCR denitration combined soot blower system, including reactor, the reactor inside is arranged catalyst bed, the sound wave soot blower and harrow type steam soot blower are sequentially arranged above each catalyst bed, first pressure detection device is arranged above the catalyst bed, second pressure detection device is arranged below the catalyst bed.