1795 results about "Dust abatement" patented technology

The invention relates to the technical field of environmental protection, in particular to a spraying dust removal method, equipment and system. The spraying dust removal equipment comprises an outer cylinder and an adjusting mechanism, wherein a smoke inlet is formed in the lower part of the outer cylinder. The adjusting mechanism comprises an adjusting assembly and a plurality of turbulent balls. The adjusting assembly comprises a pull ring, a net bag and a driving unit. The smaller the initial dust air flow entering the smoke inlet is, the larger the upward moving stroke of the pull ring driven by the driving unit is, the upward moving of the pull ring drives the middle of the net bag to be further sunken downwards, the structure is convenient for weak air flow to preferentially pass through the periphery of the net bag with a small number of turbulent balls, effective turbulent washing is formed in the area, and the working efficiency is improved; and the normal operation and the dust removal effect of the equipment under low load are ensured. The invention provides a spraying dust removal method, equipment and a system, aiming at solving the problems that the dust removal efficiency is low and even the dust removal device cannot work when the flow of dust gas introduced into the existing dust removal device does not reach a preset dust gas flow range value.

The utility model belongs to the technical field of desulfurization and dust removal, and particularly relates to multi-angle desulfurization and dust removal equipment which comprises a desulfurization tower body, one side of the desulfurizing tower body is communicated with a smoke inlet, the top of the desulfurizing tower body is communicated with a smoke outlet, the outer side of the smoke outlet is fixedly connected with a drying ring, the middle part of the desulfurizing tower body is fixedly connected with a desulfurizing agent layer, the top of the desulfurizing agent layer is provided with a limestone layer, and the limestone layer is fixedly connected with the desulfurizing tower body. The two sides of the smoke outlet are provided with water inlet pipes, the water inlet pipes are fixedly connected with the desulfurization tower body, the bottoms of the water inlet pipes are communicated with a spraying plate, one side of the spraying plate is fixedly connected with a rope, and one end of the rope is fixedly connected with the desulfurization tower body; the two spraying plates are arranged to spray flue gas, and the spraying plates are adjusted to be in an inclined state through the rope, so that the spraying plates spray the flue gas from different angles, the flue gas is fully combined with spraying liquid, and the effect of comprehensive desulfurization and dust removal is achieved.

The invention relates to a steelmaking multi-process dust removal coordinated control system in a big data environment, and the system comprises a data collection module which is used for collecting the dust removal data of a converter smelting process, a converter tapping process, a steel ladle transportation sedation process, a steel ladle refining process and a molten steel casting process in real time; the big data platform is used for constructing a CDH multi-server cluster, processing second-level real-time process data by adopting Flink, performing real-time data processing and operational analysis, and storing dust removal related data through HBase; the dust removal valve state monitoring module is used for monitoring the state of each dust removal valve; the automatic reminding and adjusting module is used for automatically recognizing abnormal or non-optimal configuration of the valve state based on big data analysis and optimizing the dust removal process by reminding or automatically adjusting the valve state; the energy-saving analysis model is used for calculating energy consumption under different configurations; and the intelligent control system integrates an intelligent control algorithm, automatically adjusts the state of the valve according to the result of the energy-saving analysis model, and realizes intelligent control of the dust removal process.

The invention discloses a raw coal drying dust removal system with a waste heat recovery function and a raw coal drying method. The raw coal drying dust removal system comprises a crushing assembly, an electric auxiliary heating rotary kiln, a cooling section rotary kiln, a gas-solid separator, a tail gas treatment dust removal assembly, a waste heat recovery heat exchanger and a heat pump system. The crushing assembly, the electric auxiliary heating rotary kiln and the cooling section rotary kiln are communicated in sequence; a first gas outlet of the electric auxiliary heating rotary kiln is communicated with the gas-solid separator; the gas-solid separator is communicated with the waste heat recovery heat exchanger through the tail gas treatment dust removal assembly; the heat pump system is connected with the cooling section rotary kiln and the waste heat recovery heat exchanger, and an air outlet of the heat pump system is communicated with an air inlet of the electric auxiliary heating rotary kiln. By means of the waste heat recovery heat exchanger and the heat pump system, originally discharged waste heat is recycled, energy consumption of electric auxiliary heating is reduced, and recovery and temperature rise of tail gas heat are achieved.

The invention provides a dust removal device and a dust removal system, and relates to the technical field of tobacco equipment, and the dust removal device comprises a shell, an air inlet pipeline, an air outlet pipeline and a material blocking assembly. A blanking hopper is arranged in the shell, the output end of the air inlet pipeline is located above the blanking hopper, the air outlet pipeline is communicated with the end, away from the air inlet pipeline, of the shell, the input end of the air outlet pipeline is located above the output end of the air inlet pipeline, and the first material blocking part is arranged between the output end of the air inlet pipeline and the input end of the air outlet pipeline in a blocking mode. The first material blocking part and the second material blocking part are arranged at an angle, a gap is formed between the first material blocking part and the second material blocking part, and the gap is located on the side, away from the output end of the air inlet pipeline, of the first material blocking part. According to the dust removal device, the situation that dust or smoke dust entering the shell is directly sucked into the air outlet pipeline is avoided, an airflow path enters the air inlet pipeline through the gap position, the purpose of guiding airflow containing dust is achieved, and then the safety of the dust removal device is improved.

The invention discloses uniform-distribution movable concrete pipe production grouting equipment which comprises a conveying box, stirring rods are rotationally arranged on the front side and the rear side of an inner cavity of the conveying box through driving mechanisms correspondingly, spiral blades are fixedly connected to the surfaces of the stirring rods, and a plurality of stirring blades are fixedly connected to the surfaces of the stirring rods; a feeding port is formed in one end of the top of the conveying box, and the other end of the bottom of the conveying box vertically communicates with a discharging pipe. According to the movable concrete pipe production grouting equipment with the uniform material distribution function, through guiding communication of the transverse pipe, collected dust can be conveyed into an inner cavity of a dust removal cloth bag, then the dust is collected in a centralized mode, airflow is discharged through an exhaust window, the dust is collected, and the device is more environmentally friendly; and the body protection of workers around the device is improved.

The invention discloses a laser etching dust extraction flight following system and a control method, and relates to the technical field of thin film solar cell manufacturing. The following system comprises a focusing dust extraction module, a following driving module, a cooperative control unit and a negative pressure dynamic adjusting module. The cooperative control unit comprises a following PLC controller and a motion control card, the following PLC controller synchronously obtains path planning information from a galvanometer flight system of a laser beam and generates a displacement instruction, and the displacement instruction is sent to a following driving module through the motion control card; and the following driving module and a galvanometer scanning module of the galvanometer flight system are synchronously triggered, and the following driving module moves according to the displacement instruction and controls the center of the dust extraction cover body and the etching point of the laser beam to coaxially move in a following manner. The method is low in dust removal efficiency and series resistance, good in parameter stability, low in equipment maintenance cost and suitable for processing large-size thin film batteries such as perovskite and cadmium telluride.

The invention provides a mine dust concentration prediction and analysis method based on big data, and the method comprises the steps: building a real-time monitoring network of multi-working-face operation in a mine, obtaining the distribution data of dust clouds of each working face and tunnel concentration distribution information, carrying out the data collection according to a dust superposition effect, and obtaining the initial dust diffusion boundary of each region; according to the initial dust diffusion boundary data, the dust concentration superposition coefficient, the interaction influence radius and the diffusion rate of the dust cloud cluster during multi-working-face operation are analyzed, and the diffusion boundary change trend and the key influence area are determined; adjusting a resource allocation optimization scheme of each region according to a real-time change trend of roadway concentration distribution and a control instruction set, and determining operation parameters and distribution positions of dust control equipment; according to the updated concentration distribution state, whether an area with the dust superimposed effect exceeding the standard exists or not is recognized, if yes, control resources of ventilation equipment, dust removal equipment and a spraying device are redistributed, and a new control instruction set is determined.

The invention discloses a denitration and dust removal fault analysis system and method based on ammonia-sulfur ratio calculation, relates to the technical field of environment-friendly emission of coal-fired power plants, and realizes early warning and intelligent response to faults of a denitration system. The method comprises the following steps: collecting flue gas parameters, coal quality parameters and unit parameters; calculating the ammonia escape concentration based on the ammonia spraying amount in the flue gas parameters and the unit parameters to obtain an ammonia escape concentration predicted value; determining a sulfur dioxide concentration and a target conversion rate according to the coal quality parameters and the unit parameters, calculating a sulfur trioxide concentration according to the sulfur dioxide concentration and the target conversion rate, and calculating an ammonia-sulfur ratio according to the sulfur trioxide concentration and an ammonia escape concentration prediction value; determining the generation amount of ammonium bisulfate, and reading the equipment temperature in the unit parameters; and according to the ammonium bisulfate generation amount, the ammonia-sulfur ratio and the equipment temperature, determining an early warning grade and a response measure, adopting an execution mechanism module to execute the response measure, and sending an early warning signal corresponding to the early warning grade to a specified terminal.

The invention discloses an electrostatic dust collector high-voltage power supply dynamic adjustment method based on fuzzy control, and the method comprises the steps: extracting the impedance change and dust concentration based on real-time operation parameters, judging the tripping risk through fuzzy reasoning, and adjusting the output voltage. And in combination with dust distribution characteristics, pulse parameters are optimized through a fuzzy control algorithm, and waveforms matched with particle motion are generated. Environment parameters are collected to construct a working condition model, and a control mode is switched after scene recognition. And predicting a load change trend, and calculating a millisecond-level response strategy. And fusing the dust removal efficiency and the energy consumption target, dynamically distributing weights, calculating a comprehensive control strategy, verifying a balance state, iteratively adjusting a weight coefficient, and realizing dynamic adjustment of the high-voltage power supply. According to the invention, the stability, the dust removal efficiency and the energy consumption balance of the high-voltage power supply are remarkably improved, and intelligent control of multi-objective optimization is realized.

The invention relates to the technical field of wood board processing gas filtration, and discloses an atmospheric dust removal device for high-frequency hot-pressing wood-plastic composite veneer processing, the atmospheric dust removal device comprises a tank shell, the outer wall of the tank shell is provided with a water level observation line, the bottom of the tank shell is fixedly connected with a support frame, the top of the tank shell is internally provided with a transmission fixed column, and the transmission fixed column is fixedly connected with the support frame. A filtering mechanism is arranged at the top of the tank shell, an air dispersing mechanism, a first reciprocating lead screw, a reciprocating moving rod and an inclined material guiding plate are arranged in the tank shell, the air inlet rotating opening is rotationally connected to the inner wall of the tank shell, and the first reciprocating lead screw is rotationally connected to the inner wall of the tank shell; in the rotating process of the material closing piece, blockage to the feeding pipe is lost, then sodium hydroxide is discharged from the material closing piece, then the sodium hydroxide is mixed with reciprocating movement of the spoiler under rotating stirring of the spraying head, smoke, ammonia water and sodium hydroxide in the material closing piece are mixed, reaction is promoted, and therefore formaldehyde generated by gas in plate machining is better removed.

The utility model discloses a dust removal device for reducing particulate matters in a quenching tower, which belongs to the technical field of wet quenching dust removal and comprises four stages of serial dust removal structures arranged in the quenching tower from bottom to top in sequence. Comprising a first-stage dust removal device, a second-stage dust removal device, a third-stage dust removal device and a fourth-stage dust removal device, the first-stage dust removal device is arranged above the top of the quenching car and comprises an upper-layer dust removal baffle group, a middle-layer dust removal baffle group and a lower-layer dust removal baffle group, each layer of dust removal baffle group comprises a plurality of dust removal baffles which are arranged in parallel, and each dust removal baffle is fixedly connected with the inner wall of a quenching tower; the third-stage dust removal device comprises a louvered dust removal plate, the fourth-stage dust removal device comprises a water mist spraying system, and the technical problems that an existing coke quenching tower is low in dust removal efficiency, poor in particulate matter stage treatment capacity, insufficient in harmful gas treatment and the like are effectively solved.

The invention relates to the technical field of laser measurement, and provides a laser detection mechanism for a steel pipe fitting, which comprises a workbench and a mounting frame, a mounting frame is mounted on one side of the top end of the workbench, a three-jaw chuck is mounted on one side of the mounting frame, a steel pipe is mounted on one side of the three-jaw chuck, a mounting box is arranged at the top end of the workbench, and a dust removal structure is arranged on one side of the steel pipe. According to the cleaning device, a brush roller is driven to rotate through a pinion in the rotating process of a large gear, so that dust on the surface of a steel pipe is cleaned, a suction fan is started to generate suction force in the cleaning process of the brush roller, and the swept dust is sucked through a dust suction seat; and the dust collection head is arranged at the bottom end of the steel pipe fitting and moves along with the movement of the connecting block, so that secondary cleaning of dust on the surface of the steel pipe fitting is realized, the cleaning work of the dust on the surface of the steel pipe fitting is completed, and the detection effect is not influenced by the dust on the surface of the steel pipe fitting during detection.

The utility model discloses wet-type working condition dust removal equipment for a cutting test, which belongs to the field of dust removal equipment, and comprises a dust removal box and an arranged wet-type dust removal mechanism, can achieve the purpose of wet-type dust removal of dusty gas, and is matched with an online filtering dust removal mechanism for use, so that after the dusty gas is subjected to wet-type dust removal treatment by the wet-type dust removal mechanism, the dust removal box is opened. The treated gas is discharged to the outside through the purified gas discharge port, and when the purified gas discharge port flows upwards, the gas passes through the first-stage filter screen, the second-stage filter screen and the third-stage filter screen which are positioned below the purified gas discharge port in sequence; large, small and tiny dust particles in the gas can be adsorbed, intercepted and filtered again through the first-stage filter screen, the second-stage filter screen and the third-stage filter screen, and the filtered gas is discharged through the purified gas discharge port, so that the dust-containing gas is subjected to dual dust removal treatment through the wet dust removal mechanism and the net type filter dust removal mechanism; dust particles in the gas can be effectively removed, and it is ensured that no pollution is caused to the environment after the gas is discharged.

The venturi tube high-pressure auxiliary dust removal pipeline system comprises a dust removal main pipeline, a high-pressure air blower and a venturi tube, the upstream of the dust removal main pipeline is connected with a dust-containing air source, and the downstream of the dust removal main pipeline is connected with a dust removal device; a plurality of high-pressure airflow nozzles are distributed in the circumferential direction of the section of the dust removal main pipeline, the inlet ends of the high-pressure airflow nozzles are connected in parallel through connecting pipes to form a unified airflow conveying channel, and venturi tubes are arranged at the outlets of the high-pressure airflow nozzles; an outlet of the high-pressure blower is butted with the connecting pipe, and an inlet is butted with the upstream of the dust removal main pipeline; at least two nodes of which the local resistance coefficient K is greater than or equal to 1.5 are provided with partition pressurizing units; through the collaborative design of the venturi tube and the multi-node supercharging unit, precise supercharging is locally formed through high-speed jet flow, and the resistance loss of the whole system is reduced; and meanwhile, dust deposition caused by local stagnant flow in a traditional pipeline is avoided, and the overall circulation efficiency of a pipe network is improved.

The invention relates to the technical field of excavator dust removal, in particular to an intelligent dust removal system and method for mechanical rock breaking, laser beams are emitted to an operation area where an excavator execution component works through a laser module, and when flying dust appears in the operation area, a visual sensor can observe the reflected laser beams; the dust raising range and the dust raising concentration are determined according to the length and the brightness of the laser beams, so that a spraying parameter combination of the spraying module is generated, the spraying parameter combination is sent to the spraying module, the spraying module sprays water mist towards the rock breaking working face generating dust raising, and dust falling is achieved through combination of the water mist and dust raising particles. The whole working process does not need manual intervention, the safety of operators is improved while the good dust falling effect is achieved, meanwhile, manual operation is not needed, and the labor cost is reduced.

The invention belongs to the technical field of house building construction dust removal, and discloses house building dust removal equipment which comprises a dust suction machine, a grating is fixedly arranged on the front side of the dust suction machine through screws, a transmission assembly is arranged at the top of the dust suction machine, and the other end of the transmission assembly communicates with an air pipe extension assembly. The air pipe extension assembly comprises a second extension pipe, the middle position of the bottom of the second extension pipe is provided with a separating and filtering assembly and a transmission assembly, the air pipe extension assembly is matched with an anti-leakage assembly, the wind power dust removal equipment can be directly placed in a building site such as a factory building, and dust is absorbed by a dust absorption fan structure arranged in the dust collector; and through the extended pipeline structure design, the direction can be flexibly changed, the dust can be transferred to different directions for dust removal, the dust at the four corners can be conveniently removed through cooperation with the dust collection head structure which can be directly stretched out to move, use is more convenient, pollution to the ground of a room is avoided, and the construction progress is kept.

The invention relates to the technical field of particulate matter concentration monitoring, in particular to a particulate matter concentration real-time monitoring system in the dust removal process, and solves the technical problem of poor measurement stability in the prior art. The system comprises a data acquisition unit used for acquiring a particulate matter concentration monitoring value and an environment temperature value, and the particulate matter concentration monitoring value represents the particulate matter concentration measured in real time through a microscale oscillation balance method; the correction factor determination unit is used for respectively determining a temperature deviation reference value and a sequence stability index according to the environment temperature value and the historical particulate matter concentration monitoring value sequence; the temperature deviation reference value is used for representing the measurement deviation caused by the temperature change, and the sequence stability index is used for representing the change condition of the particulate matter concentration monitoring value in the particulate matter concentration real-time monitoring process; and the concentration correction unit is used for obtaining the corrected particulate matter concentration through weighted calculation according to the temperature deviation reference value, the sequence stability index and the current particulate matter concentration monitoring value.

The train type dust falling device comprises a front section train and a rear section train which are arranged on a track of a return airway and connected in series, a horizontal cyclone water film dust remover and an electrostatic dust remover are sequentially arranged on the front section train from front to back, and an air inlet in the front end of the horizontal cyclone water film dust remover is connected with a dust collection pipeline system. A floating dust suction hood, a transfer point dust suction hood and a plurality of working face dust suction hoods are arranged on the dust suction pipeline system, and an electrostatic generator and a counter-rotating axial flow fan are arranged on the rear section of train side by side in the left-right direction. The device can move along with the movement of the coal face, keeps a good dust collection state, and greatly improves the dust collection effect and greatly improves the air environment of the coal face of an underground coal mine in a wet dust collection and electrostatic dust collection combined mode on the premise of ensuring gas safety.

The invention discloses a wet-type cyclone separation dust removal device for dust removal under a mine, and relates to the technical field of cyclone separation dust removal devices, the wet-type cyclone separation dust removal device comprises a shell and a flow guide assembly, a dust removal cavity is formed in the middle of the shell, an air outlet pipe is arranged in the center of the shell, an air inlet is formed in one side of the dust removal cavity, and a push groove is formed in one side of the air inlet; the flow guide assembly is arranged on the upper portion of the dust removal cavity and comprises an outer ring, and the upper portion of the dust removal cavity is connected with the outer ring. When the device is used, the entering angle and the spiral track of airflow can be automatically adjusted according to the air inlet amount of the device so as to guarantee the dust removal effect, meanwhile, the water spraying amount can be automatically adjusted according to the air inlet amount, and water resources are reasonably used while the dust removal effect is guaranteed; and when the air inlet amount reaches the maximum, the air inlet can be cleaned, air flow entering the device can serve as power, water is pumped, a nozzle is cleaned regularly, and dust blockage is avoided.

The utility model belongs to the field of environment-friendly dust removal equipment, and particularly relates to a small-sized dust remover provided with a three-stage air filter, which comprises a small-sized dust remover, a secondary air filter arranged on the back of the small-sized dust remover, a three-stage air filter arranged on the side surface of the small-sized dust remover, a first filter element is arranged in the first shell, and the first air inlet is connected with an air outlet of a silencing pipe of the small dust remover through a ventilation pipe; the third-stage air filter comprises a second shell, a second filter element is arranged in the second shell, and the second air inlet is connected with the first air outlet through a ventilation pipe elbow. The two-stage and three-stage dust removal device realizes two-stage and three-stage dust removal, can be used for in-situ dust collection and three-stage dust removal of'clean workshops' or individual or several dust pollution source points of the'clean workshops', and solves the problem that the space height is limited by the height of the workshops.

The utility model relates to the technical field of dust and smoke dust removal, in particular to a high-efficiency trapping treatment device for dry quenching coke loading smoke dust, which comprises an induced draft fan, a connecting pipe mounted at one end of the induced draft fan, a dust removal box connected with the other end of the induced draft fan, a first dust removal bin and a second dust removal bin arranged in the dust removal box, a coarse filter screen mounted in the first dust removal bin, and a second filter screen mounted in the second dust removal bin, a dust removal filter element is mounted in the second dust removal bin; a pulse tube is mounted at one end of the pulse dust collector; the dust removal device has the beneficial effects that the dust and smoke outlet in the production process of the dry quenching furnace can be connected with the connecting pipe of the induced draft fan, the induced draft fan is started to enable the dust and smoke to enter the dust removal box, and when the dust and smoke pass through the first dust removal bin, coarse dust particles in the dust and smoke can be intercepted by the coarse filter screen and directly fall down; and the fine dust particle airflow enters the dust removal filter element in the second dust removal bin and is captured by the dust removal filter element in the second dust removal bin, and the dust removal filter element can be regularly subjected to dust removal by a pulse pipe through a pulse dust remover to avoid blockage.

This invention belongs to the field of metal smelting technology, and particularly relates to a method and system for drying and removing powder from lump ore using vibrating screening with waste heat recovery. The method includes the following steps: Step S1, a heat pump system heats the fresh air in two stages, and external flue gas is introduced to heat the fresh air in a third stage, forming dry air that is then introduced into the vibrating screen; Step S2, the vibrating screen is turned on, and dry air is introduced from bottom to top to dry the lump ore and remove surface powder; Step S3, the moisture content and inlet air temperature of the lump ore are monitored to set the drying air temperature and vibration intensity; Step S4, the dust-laden, humid waste gas sequentially passes through a cyclone separator, an intermediate heat recovery unit, and a water mist dust collector for two stages of dust removal and two stages of heat exchange; Step S5, the spray water used for air treatment exchanges heat with the evaporator coils to complete heat recovery. This significantly reduces heat loss and dust dispersion during material transfer, and significantly improves processing efficiency.

The invention discloses an electric field parameter coordination control method and system of an electrostatic dust collector, and belongs to the technical field of electrostatic dust collection. The problems that an existing coordination control method depends on artificial experience, electric field parameters are inflexible to adjust, energy consumption is high, and dust removal efficiency is unstable are solved, historical electric field parameters and smoke turbidity are predicted and analyzed through the deep neural network, a prediction result is optimized in combination with a particle swarm optimization algorithm, and the method has the advantages of being high in practicability and the like. The electric field parameter ratio with the lowest energy consumption can be found on the premise that the dust removal efficiency is met, so that the electric field is always in the optimal operation state; meanwhile, by monitoring the electric field parameters in real time, the electric field parameters can be dynamically adjusted according to the change of the working condition parameters, so that the method adapts to complex working condition changes, the dust removal efficiency is further improved, the performance and operation stability of the electrostatic dust collector are effectively improved, and the method has wide application prospects.

The utility model discloses an automatic winding device for artificial turfs, and relates to the technical field of artificial turfs, in particular to an automatic winding device for artificial turfs, which comprises a moving frame, a dust removal box, a tension roller and a winding box, the dust removal box, the tension roller and the winding box are mounted at the top of the moving frame, a surface cleaning mechanism is arranged on the dust removal box, and a filter box is mounted on the outer side wall of the dust removal box. An ejection mechanism is arranged on one side of the winding roller, and a bottom collecting hopper is arranged at the bottom of the winding box. According to the automatic winding device for the artificial turf, through the arrangement of the dust removal box and the surface cleaning mechanism, the purposes of improving the environmental protection property of the device in use and improving the cleaning effect on dust and impurities on the artificial turf are achieved, through the arrangement of a tensioning roller, a synchronous gear and a second belt wheel set, the dust and the impurities are not prone to scattering during follow-up carrying, and the practicability is high. And in addition, a rotating box plate, an end shaft seat and an abutting mechanism are arranged, so that the wound artificial turf is conveniently taken down from the winding roller, and the practicability of the device is further improved.

The utility model relates to the technical field of laminating and laminating machines, in particular to a plastic floor laminating and laminating machine which is characterized in that during use, a plastic floor is placed on a conveying assembly to be conveyed, in the conveying process, a dust removal assembly carries out dust removal operation on the upper surface of the plastic floor, and after dust removal is completed, the plastic floor is subjected to laminating and laminating. The film covering assembly conducts upper surface film covering on the plastic floor subjected to dust removal, and the influence of dust on film covering is reduced; comprising a supporting table, a workbench and a notch, the workbench is arranged at the top end of the supporting table, the notch is formed in the top end of the workbench, the device further comprises a conveying assembly, a dust removal assembly and a film covering assembly, the conveying assembly is arranged in the notch, the dust removal assembly and the film covering assembly are arranged at the top end of the supporting table, and the dust removal assembly and the film covering assembly are both arranged above the conveying assembly.

The utility model discloses a kind of dust removal skeletons for flue gas filtering, comprising: skeleton body;Skeleton body includes movable lid of upper end and the barrel body of lower end arrangement installation;Movable lid includes the internal thread of its inner end setting;Barrel body includes the upper support ring and lower support ring of its upper and lower end respectively fixed installation, the upper fixed frame and lower fixed frame of upper support ring and lower support ring inner end respectively fixed installation.The utility model said a kind of dust removal skeletons for flue gas filtering, the barrel body of skeleton body lower part, can be carried out convenient thread connection by the stud and the threaded hole of its upper and lower end upper fixed frame and lower fixed frame middle part, to adjust the length of skeleton body whole according to use requirement, to improve its assembly convenience and adjustment convenience, simultaneously, middle support ring welded in barrel body middle part, and the support strip supported to support rod inner end by middle support ring upper and lower end, barrel body middle part's stability and impact resistance can also be enhanced, to improve its stable performance in use.

The utility model discloses a feeding device for gypsum powder production, which relates to the field of feeding equipment and comprises a bucket elevator, a discharging pipe is fixedly mounted on the upper portion of the bucket elevator and sleeved with a material bundling assembly, the material bundling assembly comprises a material bundling pipeline, and dust removal assemblies are fixedly mounted on the discharging pipe and the material bundling pipeline. The dust removal assembly is composed of a dust suction fan, a dust removal pipeline, a protective blocking net and a dust filtering assembly, the dust removal pipeline is fixedly connected with the dust suction fan, and flying dust generated in the gypsum powder discharging process can be effectively collected by arranging the dust removal assembly composed of the dust suction fan, the dust removal pipeline, the protective blocking net and the dust filtering assembly; the dust concentration in a workshop is remarkably reduced, the working environment is improved, the cleaning and maintenance cost is reduced, the material loss can be reduced, the production efficiency is improved, the production cost is reduced, meanwhile, filtered clean air can be directly discharged, and the environmental protection requirement is met.

The utility model relates to the technical field of air inlet and dust removal of a cooling-water machine, in particular to a high-dust-proof air-cooled cooling-water machine, which comprises a dust-proof air inlet mechanism arranged on a cooling-water machine body, the dust-proof air inlet mechanism comprises a front air inlet pipe and a rear air inlet pipe which are used for feeding air into the cooling-water machine body, and the front air inlet pipe is communicated with the rear air inlet pipe through a middle piece. And an atomizing nozzle is arranged at the top of the front air inlet pipe. The dustproof air inlet mechanism is additionally arranged on the cooling-water machine body to prevent dust and dust, and sand and dust in the air are prevented from entering the cooling-water machine body to cause adverse effects. According to the dustproof air inlet mechanism, large-particle gravels are blocked through the filter plate at the top of the air inlet box, then dust in air is removed through spraying, and finally the air is filtered for the last time through the filter element, so that the air entering the cooling-water machine body finally is clean and dustless, the energy consumption of the cooling-water machine is reduced, and the service life of the cooling-water machine is prolonged.

The invention discloses an anti-deformation reinforced composite wood floor processing dust treatment device, and particularly relates to the technical field of wood floor processing device.The anti-deformation reinforced composite wood floor processing dust treatment device comprises two sets of symmetrical supporting legs, a supporting table is fixed to the upper ends of the two sets of supporting legs jointly, and a dust falling groove is formed in the middle of the upper end of the supporting table; two symmetrical first matching grooves are formed in the upper end of the supporting table and located in the left side and the right side of the dust falling groove, and a containing component matched with the dust falling groove is arranged in the middle of the upper end of the supporting table. According to the anti-deformation strengthened composite wood floor processing dust treatment device, through mutual cooperation of the sweeping and dust removing component and the placing component, dust on the upper surface and the lower surface of a wood floor can be cleaned after the wood floor is processed, and dust at the upper end of a placing plate can also be cleaned; the upper end of the placing plate is kept clean and tidy, and a large amount of residual dust can be prevented from affecting the wood floor processing environment and the health of workers.