1123 results about "Atomizer nozzle" patented technology

The invention belongs to the technical field of mining, and particularly relates to a movable dust falling assembly for surface mining, which comprises a bottom plate, a U-shaped supporting plate is arranged on the top surface of the bottom plate, a circular shaft is rotatably connected to the top surface of the bottom plate, and the top end of the circular shaft is rotatably connected with the supporting plate. A water storage cylinder is arranged on the inner side, close to the top surface, of the supporting plate, a water spraying cylinder is fixedly connected to the left end of the water storage cylinder, a pressure cylinder is fixedly connected to the inner wall of the water spraying cylinder, and a spraying assembly is arranged on the end face of the water spraying cylinder; two rotating shafts are fixedly connected to the side wall of the water storage cylinder in a front-back symmetry mode, the other ends of the rotating shafts are rotationally connected with the supporting plate, a protective shell is fixedly connected to the front side wall of the supporting plate, and an angle adjusting assembly is arranged in the protective shell. The angle can be manually or electrically adjusted according to requirements, meanwhile, the angle of the atomizing nozzle can be changed, and the dust falling efficiency is improved.

The utility model belongs to the technical field of atomizers, and discloses an atomizing nozzle and an atomizer, the atomizing nozzle comprises a nozzle shell and a nozzle main body, the nozzle shell is provided with an atomizing cavity, an atomizing hole communicated with the atomizing cavity and the outside, and a vent hole communicated with the atomizing cavity and an air source; the first end of the nozzle body is arranged in the atomization cavity, a flow channel penetrating through the nozzle body is formed in the nozzle body, a liquid outlet of the flow channel is formed in the first end of the nozzle body and right faces the atomization hole, and a plurality of flow guide grooves are formed in the first end of the nozzle body at intervals in the circumferential direction. The multiple flow guide grooves extend to the first end face of the nozzle body, the extension lines of the flow guide grooves intersect at a point a, the first end face of the nozzle body is matched with the inner surface of the nozzle shell to form flow guide gaps, and the extension lines of the flow guide gaps intersect at a point b. The point a and the point b are not overlapped. The atomizing nozzle can atomize a medium for three times, and the atomizing effect is good.

A device for preparing chemicals through waste plastic and crude oil mixed feeding grading gas-phase dehydrogenation cracking is composed of a waste plastic self-hot-melting dechlorination pretreatment subsystem, a waste plastic melting liquid and crude oil selective vaporization dehydrogenation cracking subsystem, a high-temperature cracked oil gas gas-phase catalytic cracking subsystem and a cracked oil gas fractionation and refining subsystem. A recycle oil pipeline and a cracking dry gas pipeline of the cracking oil-gas fractionation and refining subsystem are respectively connected to a high-temperature molten oil inlet and a feeding carrying gas inlet of the waste plastic self-heating melting dechlorination pretreatment subsystem, and a waste plastic molten liquid delivery pipeline of the waste plastic self-heating melting dechlorination pretreatment subsystem is connected to a crude oil feeding pipeline; a waste plastic and crude oil mixed feeding pipeline is connected into the waste plastic molten liquid and crude oil selective vaporization dehydrogenation cracking subsystem through an atomizing nozzle, selective vaporization dehydrogenation cracking and gas-phase catalytic cracking are sequentially completed in a grading mode, and then the cracked oil gas fractionation and refining subsystem produces triene tribenzene, high-temperature recycle oil and cracked dry gas.

The invention relates to the technical field of coal mine underground dust prevention and control, in particular to a coal mine dust concentration over-limit spraying and dust-settling device and a control system thereof.The coal mine dust concentration over-limit spraying and dust-settling device comprises a dust sensing array composed of a plurality of dust concentration sensors arranged in a spatially separated mode, a main sensor arranged close to a dust generation source, and a dust concentration sensor arranged close to the dust generation source, the at least two auxiliary sensors are sequentially arranged at a set interval; the wind speed sensing unit is mounted in a preset range of the upwind direction of the main sensor and is used for synchronously capturing real-time wind speed; the partition spraying actuator comprises independent spraying units corresponding to the positions of the sensors, and each unit is provided with a quick-response electromagnetic valve and an atomizing nozzle; the multi-source information fusion controller is connected with the dust sensing array, the wind speed sensing unit and the partition spraying actuator through an industrial field bus; through dynamic threshold setting, dust diffusion path monitoring and prediction interception technologies, the problems of response lag and excessive spraying of a traditional fixed threshold system are solved.

The invention relates to a ship unloader material transfer process adaptive flexible dust suppression system, which comprises an environment sensing module, an integrated multi-parameter dust concentration sensor array, a temperature and humidity sensor and a material characteristic detection unit, and is used for collecting dust concentration, environment temperature and humidity and material viscosity / granularity data in a transfer area in real time; the data processing module is based on a dynamic model library constructed by an embedded industrial computer, comprises a fuzzy control algorithm and a lightweight neural network, and is used for fusing multi-source sensing data and generating a dust suppression strategy; the flexible dust suppression execution module is composed of a variable-angle high-pressure atomizing nozzle array, a dynamic pressure regulating valve group and a flexible sealing cover body; and the self-adaptive control module is internally provided with a non-linear mapping table based on the material transfer speed and the dust generation amount, and real-time adjustment of the nozzle pressure and the spraying angle is achieved through PID and expert rule mixed control. Accurate dust suppression for different materials is achieved, and the reliability and environmental protection performance of the system are improved.

The invention relates to spraying equipment and a spraying method, in particular to intelligent spraying equipment and a spraying method, and the intelligent spraying equipment comprises the intelligent spraying equipment which is composed of a base, a multi-axis linkage mechanical arm, a precise spraying assembly, a visual positioning module, a rotary clamping mechanism and a central controller. Wherein the precise spraying assembly comprises a piezoelectric ceramic valve and an atomizing nozzle, and independent control over the micro flow and the atomizing angle can be achieved; the visual positioning module assists in precise positioning; the rotary clamping mechanism supports multi-degree-of-freedom adjustment; and the central controller realizes closed-loop spraying control through a track compensation algorithm. The invention further provides a spraying method, through accurate control over spraying parameters, track optimization and energy consumption management, the spraying precision, the film thickness uniformity and the coating utilization rate are remarkably improved, meanwhile, the overall energy consumption is reduced, and the high-quality spraying requirement of the complex workpiece surface is met.

The utility model discloses an atomizing nozzle, a phosphorus pentachloride synthesis reactor and a phosphorus pentachloride synthesis system, which comprise a nozzle body, a first inlet, a second inlet, a third inlet, a fourth inlet, a fifth inlet and an outlet, the second inlet and the fourth inlet are both used for introducing first gas, and the fifth inlet is used for introducing second gas; the atomizing nozzle disclosed by the utility model can strengthen gas-liquid mixing and control the size and the shape of atomized particles, and in addition, the atomizing nozzle disclosed by the utility model is arranged on the reactor body, so that the distribution uniformity of materials in the space of the reactor body is improved, and a high-temperature area in the reactor body is reduced or eliminated.

The invention relates to the technical field of building construction, and discloses a building construction dust fall structure which comprises an exhaust cylinder provided with an air inlet channel and an air outlet channel, an exhaust fan is arranged in the air inlet channel, an atomizing nozzle is arranged in the air outlet channel, the exhaust cylinder further comprises a plurality of back-flushing channels and an air inlet, a filter is arranged at the air inlet, a partition plate is arranged in each back-flushing channel, and the filter is arranged in the partition plate. The controller is used for controlling the connection between the recoil channel and the air inlet and the connection between the air inlet channel and the air inlet; air flow in the air inlet channel flows to the air outlet channel and the plurality of backflushing channels, under the blocking of the partition plate, the air inlets communicated with the air inlet channel and the corresponding backflushing channels are in a separated state, at least one group of air inlets are communicated with the air inlet channel, and at least one group of air inlets are communicated with the backflushing channels at the same time; the dust falling structure is used for executing the dust falling method capable of being cleaned circularly, and has the advantages that the dust falling structure is not limited by the dust falling structure, and the dust falling structure of the air inlet can still be effectively cleaned during continuous operation.

The invention discloses a spraying system for an aeroengine icing test and a high-altitude icing simulation test bed, the spraying system comprises a spraying device, the spraying device comprises a spraying support and a plurality of atomizing pipe groups, and the plurality of atomizing pipe groups are detachably arranged on the spraying support. Each atomizing pipe group comprises a heat insulation coating barrel, a plurality of atomizing nozzles sequentially arranged in the length direction of the heat insulation coating barrel, a water supply pipe and an air supply pipe which are arranged in the heat insulation coating barrel in the length direction of the heat insulation coating barrel, and a heat insulation material filled in the heat insulation coating barrel; the inner side end, located in the heat insulation wrapping barrel, of the atomizing nozzle communicates with a water supply pipe and an air supply pipe, the opposite outer side end of the atomizing nozzle extends out of the heat insulation wrapping barrel, and at least one end of the water supply pipe and at least one end of the air supply pipe extend out of the spraying support to correspondingly introduce water and compressed air. According to the invention, the atomization pipe group can be taken out as required for deep maintenance, and meanwhile, the anti-freezing and anti-blocking capabilities of the water supply pipe and the air supply pipe in the test process are improved, so that the long-time duration of the icing test of the aero-engine is ensured.

The invention provides a tungsten slurry atomizing nozzle. The tungsten slurry atomizing nozzle comprises a plurality of channels and nozzle openings, wherein the channels are coaxially arranged in the nozzle; the nozzle openings are formed in the tail ends of all the channels; the channels comprise at least one feeding channel and at least two rotational flow channels, tungsten slurry is introduced into the feeding channels, and argon is introduced into the rotational flow channels; and the argon shearing force formed by the rotational flow channel at the nozzle opening is used for crushing the tungsten slurry liquid drops sprayed out of the feeding channel, so that the liquid drops with the target particle size are obtained. Tungsten slurry is crushed through argon shearing force generated by all the rotational flow channels of the nozzle, the particle size of atomized liquid drops of the tungsten slurry is controlled to be about 500 nanometers, meanwhile, the tungsten slurry can be rotationally sprayed out, and therefore a large atomization area is formed, and the tungsten slurry can be highly dispersed and atomized; after the water in the liquid drops is evaporated, the irregular tungsten powder in the liquid drops is agglomerated together to form the spherical powder with the particle size of 0.5-5 microns, the spherical powder is uniformly dispersed, and the yield is effectively improved.

The utility model discloses a desulfurization waste water zero discharge wall sticking prevention drying tower, which comprises a flue gas inlet pipe, an ash outlet pipe, a flue gas outlet pipe and a desulfurization waste water spray pipe, an atomizing nozzle is arranged at the tail end of the desulfurization waste water spray pipe, negative pressure operation is performed in a drying tower body, and a primary air distribution plate and a secondary air distribution plate are arranged at the upper part in a straight cylinder body. The secondary air distribution plate is located below the primary air distribution plate, the atomizing nozzle is located below the secondary air distribution plate, the primary air distribution plate is a pore plate or a grating plate, the center of the secondary air distribution plate is a downstream air distribution area, the outer edge of the secondary air distribution plate is a rotating air distribution area, and an air direction isolation plate is arranged between the downstream air distribution area and the rotating air distribution area. The ventilation plane area ratio of the downstream air distribution area to the rotary air distribution area is 2: 1-3: 1, the downstream air distribution area is a pore plate or a grating plate, and the rotary air distribution area is an inclined guide plate. The drying tower can operate normally under the condition that the concentration of the atomized liquid is very low or ultrahigh, so that the adaptability of the drying tower is improved.

The utility model provides a gas heat dissipation system and device, and relates to the field of gas internal combustion engines. The coal gas heat dissipation system comprises a box body, a coal gas pipeline, an air cooling device and a water cooling device, the box body is provided with a containing cavity, an air inlet and an air outlet, and the containing cavity is communicated with the air inlet and the air outlet; the gas pipeline is arranged in the accommodating cavity in a penetrating manner and is communicated with the gas inlet and the gas outlet respectively; the air cooling device is arranged in the containing cavity and located above the gas pipeline. The water cooling device comprises a water storage tank and an atomizing nozzle, the water storage tank and the atomizing nozzle are arranged in the containing cavity and located below the gas pipeline, the water storage tank is connected with the atomizing nozzle and supplies water to the atomizing nozzle, and the atomizing nozzle is arranged towards the gas pipeline. According to the cooling process of the air cooling device and the water cooling device, industrial gas in the gas pipeline is cooled, the cooling effect is improved, the occupied area is small, and the industrial use requirement is met.

The utility model relates to the technical field of dust removal equipment, and discloses a waste tire rubber powder preparation device with a dust removal device, which comprises a dust suction device, a screen body is arranged below the dust suction device, a rubber crusher is arranged on the side surface of the screen body, a cleaning device is arranged in the dust suction device, and a dust removal device is arranged in the dust suction device. A limiting device is arranged on the side face of the cleaning device, a collecting frame is arranged in the cleaning device, the dust suction device is composed of a dust suction hood, a connecting pipe, a barrel, a filter screen, a first frame and a fan, and the dust suction hood is arranged at the top of the screen body. According to the waste tire rubber powder preparation device with the dust removal device, dust on the surface of a filter screen can be cleaned through a driving motor and a cleaning brush, the dust can enter a water tank, a water pump is started, water in the water tank can be transferred into a rectangular pipe through a water inlet pipe and a water outlet pipe, and the water is atomized and sprayed out through an atomizing nozzle; and dust can be subjected to dust falling treatment, and the dust removal effect is good.

The invention provides a spray type water working medium quasi-saturated compression high-temperature heat pump system, and belongs to the field of compression heat pumps. The problems that in the water vapor compression process, the exhaust degree is large, and large-amplitude temperature rise flexible heat supply is difficult to achieve are solved. The system comprises a condenser, an expansion valve, a liquid storage tank, an evaporator, a compressor, an atomization buffer tank, a gas-liquid jet atomizer and a regulating valve, the atomization mode comprises a gas-liquid ejector atomization mode, a high-pressure condensate + atomization nozzle mode or an atomization high-pressure pump + atomization nozzle mode, and is used for preparing atomized liquid drops with the particle size of 50-500 nm for quasi-saturation compression; or single-stage compression is further optimized into a two-stage compression form, so that higher heating temperature and more stable system operation are realized. The micro-nano spraying technology is utilized, the mass fraction of liquid in mixed airflow is always kept between 5% and 10%, heat conversion in the system can be achieved, and through multi-stage continuous phase change cooling, the superheat degree of compressed exhaust is effectively reduced, and compression power consumption is reduced.

The invention relates to the technical field of tritium extraction and discloses a double-resonance ultrasonic atomizing nozzle, a preparation method and a tritium extraction system.The double-resonance ultrasonic atomizing nozzle comprises a nozzle body and a vibration assembly, the nozzle body is provided with a nozzle opening and a first space for containing liquid metal, and the nozzle opening is communicated with the first space; and the vibration assembly is arranged in the first space, the vibration assembly is provided with at least two vibration ends extending from the first space to the nozzle, each vibration end generates ultrasonic waves through vibration, and every two adjacent vibration ends are arranged in a spaced mode and resonate with each other so that the liquid metal can be atomized. The double-resonance ultrasonic atomizing nozzle solves the technical problem of further strengthening the atomizing effect of lead and lithium liquid drops. According to the double-resonance ultrasonic atomizing nozzle, the atomizing effect of liquid metal can be enhanced, atomized metal liquid drops are more uniform, the dispersion effect of the liquid metal is improved, and the size of the metal liquid drops can be reduced.

The invention discloses a polyolefin elastomer solution devolatilization system and a polyolefin elastomer solution devolatilization method. The system comprises a horizontal double-shaft kneading devolatilization device and a double-screw extrusion devolatilization machine, a high-temperature atomizer is arranged at a feeding hole of the horizontal double-shaft kneading devolatilization device; the high-temperature atomizer comprises an atomizing nozzle, a gas heater and an air blower; a devolatilization opening is formed above the horizontal double-shaft kneading devolatilization device and is sequentially connected with a condenser and a vacuum pump; a discharge hole of the devolatilization device is connected with a discharge screw rod; a feeding port of the double-screw extrusion devolatilization machine is connected with a discharging screw, a devolatilization port is formed in the upper portion of the double-screw extrusion devolatilization machine and sequentially connected with a condenser and a vacuum pump, and a devolatilized product outlet is formed in the tail of the devolatilization machine. According to the invention, the horizontal double-shaft kneading devolatilization device and the double-screw extrusion devolatilization machine are matched with each other, and the high-temperature atomizer is assisted, so that a large-area heat transfer effect is realized, an efficient devolatilization effect is further realized, and a polymer product with lower residual volatile component content is obtained.

The invention discloses a powder wet-process fluidizing and coating all-in-one machine which comprises a three-phase coating device, a circulating atomizing nozzle and a stirring device, the three-phase coating device is arranged at the top of the stirring device, and the circulating atomizing nozzle is arranged at the bottom of the side portion of the stirring device. A powder inlet, a coating chamber, an air inlet, a solution inlet, a gas jet orifice, a gas-liquid mixing chamber and a gas-liquid jet orifice are arranged in the three-phase coating device, the powder inlet is connected with the coating chamber, the air inlet is connected with the gas jet orifice, the solution inlet and the gas jet orifice are connected with the gas-liquid mixing chamber, and the gas-liquid mixing chamber is connected with the gas-liquid jet orifice. The gas-liquid jet orifice is connected with the gas-liquid mixing chamber and the coating chamber, the circulating atomizing nozzle is connected with the coating chamber, and the stirring device is arranged below the coating chamber. Compared with the prior art, the method has the advantages of good coating effect and low power consumption.

The utility model relates to the technical field of atomizers, in particular to a handheld atomizer which comprises a cup base, a liquid storage assembly detachably arranged above the cup base, an atomizing assembly detachably arranged on one side of the liquid storage assembly and a control assembly arranged in the cup base. The atomizing assembly comprises an atomizing sheet mounting seat, an atomizing sheet fixing seat detachably arranged on the atomizing sheet mounting seat, an atomizing sheet arranged between the atomizing sheet mounting seat and the atomizing sheet fixing seat, an atomizing nozzle arranged on one side of the atomizing sheet fixing seat, and a connecting hole formed in the atomizing sheet mounting seat; the first electric connecting column is inserted into the connecting hole; when the atomization piece needs to be maintained and replaced, the atomization piece can be replaced only by taking down the atomization piece fixing base, maintenance is convenient and fast, only the independent atomization piece needs to be replaced, the whole atomization assembly does not need to be replaced, the maintenance cost is further reduced, and use is convenient.

The invention discloses an atomizing glazing sprayer and an atomizing glazing device.The atomizing glazing sprayer comprises a glaze pipe profile and at least one atomizing nozzle module, and the glaze pipe profile comprises a glaze inlet header pipe and a glaze outlet header pipe; the atomizing nozzle module comprises a module box body, a first liquid inlet pipe, a first liquid outlet pipe and a plurality of glazing nozzles arranged in a straight line, the module box body is provided with a liquid storage cavity, the liquid storage cavity is communicated with the glaze inlet header pipe through the first liquid inlet pipe and is communicated with the glaze outlet header pipe through the first liquid outlet pipe, and the glazing nozzles are arranged in the module box body; and the glazing nozzle is communicated with the liquid storage cavity. According to the application, glaze is sprayed through the plurality of glazing nozzles which are linearly arranged, so that the problem that the glazing amount and the glazing thickness of the two sides and the middle of the ceramic tile are not easy to control is solved, the glaze spraying effect is improved, and the glaze decoration effect of the ceramic tile blank is further improved.

The invention relates to the technical field of atomization devices, and discloses carbonyl iron powder atomization pyrolysis equipment with an atomization nozzle structure, the carbonyl iron powder atomization pyrolysis equipment comprises a collector, the collector is located at the bottom end of the inner wall of a pyrolysis machine and used for collecting iron powder particles, and an atomization nozzle is located above the collector. According to the invention, by arranging the adjusting piece and the blades, high-speed airflow rotates to form a special flow field, liquid hydroxyl iron is more fully mixed with gas under the action of centrifugal force and the rotating airflow after entering the flow field, and the gas can more uniformly apply acting force to liquid due to the full mixing of the gas and the liquid, so that liquid drops are further refined, and the atomization quality is improved; the edge effect that liquid drops are distributed unevenly may occur during spraying in the edge area, the liquid drops in the edge area can be distributed more evenly through rotating airflow generated by the blades, the difference between the spraying amount and the liquid drop distribution of the edge area and the center area is reduced by adjusting the motion trails of the airflow and the liquid drops, and the overall spraying uniformity is improved.

The utility model relates to the technical field of atomization equipment, in particular to liquid zinc atomization equipment. While the zinc liquid outlet quantity can be increased, the zinc liquid can be fully atomized, so that the zinc powder production efficiency is improved; comprising a liquid zinc cup and an atomizing nozzle, wherein the liquid zinc cup is provided with a feeding hole in the upper part and a discharging hole in the lower part; the atomizing nozzle is arranged below the liquid zinc cup and is internally provided with an air cavity with an air inlet in the upper part and a plurality of air outlets in the lower part; the device further comprises a centrifugal throwing disc rotationally installed at the discharging port, a containing cavity communicated with the discharging port is formed in the centrifugal throwing disc, a plurality of throwing openings communicated with the containing cavity are formed in the circumferential outer wall of the centrifugal throwing disc, and a plurality of axial flow blades evenly distributed in the circumferential direction are installed on the circumferential outer wall of the centrifugal throwing disc. The central axis of the air outlet is parallel to the central axis of the centrifugal throwing disc, and the air outlet faces the axial flow blade.

The utility model discloses a collaborative micro-nano bubble water device for mine wastewater utilization and dust fall, and belongs to the technical field of mine environmental protection equipment. The device comprises a gas cylinder and a water storage tank, the water storage tank is sequentially connected with a primary purification device, a secondary purification device and a micro-nano bubble generating device through pipelines, the gas cylinder is connected with the micro-nano bubble generating device through a gas conveying pipeline, and the micro-nano bubble generating device is connected with a micro-nano bubble water storage tank through a pipeline. The micro-nano bubble water storage tank is communicated with the clamping head plate through a conveying pipe provided with a high-pressure water pump, a nozzle mounting base is arranged at the bottom of the clamping head plate, and an atomizing nozzle used for generating water mist is arranged on the nozzle mounting base. According to the utility model, the wastewater treatment unit, the micro-nano bubble preparation unit, the spray dust fall unit and the ultrasonic synergistic unit are integrated into an integrated device, so that resource circulation and cooperative utilization are realized, meanwhile, a multi-nozzle layout capable of being quickly disassembled and assembled is arranged, and the coverage range is flexible and adjustable.

The utility model belongs to the technical field of hot melt adhesive production, and particularly relates to an atomization device and an EVA hot melt adhesive production system with the atomization device.The atomization device comprises an auxiliary solution storage tank, a metering pump, a valve FV and an atomization nozzle; a discharging pipe is arranged in an auxiliary solution storage tank in the atomizing device, the distance between an inlet of the discharging pipe and the bottom of the auxiliary solution storage tank is 5-8 mm, and an outlet of the discharging pipe is sequentially connected with a metering pump, a valve FV and an atomizing nozzle. The EVA hot melt adhesive production system with the atomizing device further comprises a dehydrator and a vibrating screen, and the atomizing nozzle is mounted on a pipeline I between the dehydrator and the vibrating screen. Compared with the EVA hot melt adhesive production system without the atomization device, the EVA hot melt adhesive production system with the atomization device has the advantages that the cleaning time of scale deposit of the pipeline I is relatively prolonged by 0.67-1.00 times, and the time from bagging to hardening of EVA hot melt adhesive particles is relatively prolonged by 3.00-4.90 times.

The utility model relates to the technical field of ammonia distillation equipment, in particular to a microwave indirect heating ammonia distillation tower. Comprising a tower body, a wastewater atomization device, a microwave heating device, a liquid sealing disc, a tower disc and a dephlegmator, an atomizing nozzle of the wastewater atomizing device is mounted in the tower body and located at the middle lower part, and the atomizing nozzle downwards sprays atomized wastewater; the microwave heating device is installed outside the tower body and located below the wastewater atomization device, and atomized wastewater is flashed and vaporized through microwave heating of the microwave heating device; the liquid seal disc and the tower disc are mounted in the tower body, the liquid seal disc is positioned above the wastewater atomization device, and the tower disc is positioned above the liquid seal disc; and the dephlegmator is fixedly connected to the top of the tower body. The method has the advantages of high efficiency, low energy consumption, low cost and small environmental pollution.

The invention provides a supersonic rotational flow atomization dust removal spray head device and a spray pipe optimization simulation analysis method, and relates to the technical field of supersonic rotational flow atomization spray heads, the device comprises an air inlet pipe, a liquid inlet, a shell, a Laval spray pipe, an outer rotational flow pipeline and an atomization spray nozzle, the Laval spray pipe is arranged in the outer rotational flow pipeline, and the atomization spray nozzle is arranged in the shell; a wave elimination section of the Laval nozzle is connected with the atomizing nozzle, a spirally distributed liquid film circular seam is formed in the side wall of a mixing chamber at the lower end of a throat part of the Laval nozzle, and a spiral flow deflector is arranged at an outlet of the atomizing nozzle. Efficient dynamic interaction with rotating liquid supplied by the outer ring spiral channel occurs at the outlet of the nozzle, efficient fog drop crushing and uniform spraying are achieved through airflow acceleration and kinetic energy conversion, and it is guaranteed that the particle size of fog drops meets the requirements of capturing coal dust, improving the atomization efficiency, strengthening the wind resistance and reducing water consumption; better fogdrop particle size matching is realized; and the blocking risk is reduced.

The utility model discloses a spraying device for roller production, which comprises a bottom plate, the top of the bottom plate is fixedly provided with a support frame, the top of the bottom plate is fixedly provided with electric push rods positioned on two sides of the support frame, and the movable ends of the tops of the electric push rods are fixedly provided with lifting plates. A protective cover located in the supporting frame is fixedly installed at the bottom of the lifting plate, a material storage barrel is fixedly installed at the top of the protective cover, a material conveying pipe is fixedly installed at the bottom of the material storage barrel, and an atomizing nozzle located in the protective cover is fixedly installed at the bottom of the material conveying pipe; a material pump located on the top of the protective cover is arranged in the middle of the material conveying pipe. By arranging the air suction groove, airflow containing atomized coating in the protective cover enters the air inlet pipe through the air suction groove and is conveyed into the material liquid in the material storage barrel to be absorbed, and the loss of the coating is reduced by sucking the atomized coating escaping from the air into the material storage barrel again.

The invention relates to the technical field of coal bed gas impurity removal equipment, in particular to a coal bed gas impurity removal device which comprises a removal supporting table, the top of the removal supporting table is fixedly connected with a removal box, and the side wall of the removal box is fixedly connected with a gas inlet pipe. Unfiltered coal bed gas enters from the gas inlet pipe, due to the fact that the coal bed gas is small in relative density, lighter than air and prone to flowing to the high position, the coal bed gas penetrates through the screening baffle and drives impurities to pass through the screening baffle, the screening baffle filters the impurities of the coal bed gas, the water pump sucks water at the bottom into the water spraying pipe, and water flows through the spiral rotating plate; a spiral rotating plate rotates to increase the pressure intensity of water, water flow enters a rotating round box through a connecting pipe, centrifugal force is facilitated, the flow speed of the water flow is increased, an arc-shaped guide plate guides the water flow, the water can be sprayed out through an atomizing nozzle through the pressure intensity and the centrifugal force, and impurities filtered in a screening baffle are continuously impacted and separated from the inner wall.

The application relates to the technical field of air conditioning equipment, in particular to an energy-saving fresh air conditioner, which comprises a main machine and an exhaust box, the exhaust box is installed on one side of the main machine, an exhaust port is arranged at the end of the exhaust box away from the main machine, a humidifying part is installed on the exhaust box, the humidifying part comprises water storage boxes, a collecting box, a U-shaped plate, a pressing plate and an air bag, the two ends of the U-shaped plate are slidably connected in the exhaust box, the pressing plate is fixedly connected to one side of the upper end of the U-shaped plate, the air bag is fixedly connected between the upper surface of the exhaust box and the pressing plate, and the two water storage boxes are fixedly connected to the two sides of the exhaust box. In the application, the air bag is intermittently pressed, the liquid in the water storage box continuously passes through the air bag into the collecting box, and is sprayed to one side of the exhaust port through an atomizing nozzle, so that the discharged fresh air is humidified, and the indoor dryness caused by long-time exhaust is avoided, thereby affecting the user.

The present application discloses a jet atomization electronic cigarette, including an electronic cigarette body, a jet atomization component, and a heating net, wherein the electronic cigarette body has an oil tank, a working channel, a battery, and a control board connected to the battery; the heating net is installed in the working channel and close to the upper end outlet, the heating net is connected to the control board, and is powered and controlled by the control board; the jet atomization component is divided into a piston pump and a driving part, wherein the piston pump is located in the oil tank, the driving part is located outside the oil tank, and the driving part at least drives the rod into the oil tank to drive the piston pump to work; the piston pump has an oil inlet near the bottom of the oil tank and an atomization nozzle extending into the working channel and located below the heating net, and the piston pump sucks oil from the oil tank and sprays it from the atomization nozzle when working. The electronic cigarette realizes atomization with a high-pressure nozzle and uses a heating net to adjust the taste temperature, maintains the original taste of the smoke oil, and can provide a more stable and consistent atomization effect.

The invention provides ammonia spraying and mixing equipment for flue gas denitrification, which comprises a main pipeline, an ammonia spraying and mixing device and an ammonia spraying and mixing device, the inner ring pipeline is coaxially arranged in the main channel, the inner ring pipeline sequentially comprises a first pipe section, a reducing pipe section and a second pipe section in the smoke flowing direction, and the inner diameter of the first pipe section is smaller than that of the second pipe section; the spacing distance between the outer surface of the first pipe section and the inner wall of the main channel is larger than the spacing distance between the outer surface of the second pipe section and the inner wall of the main channel. And the atomizing nozzle is arranged at the opening of the side, away from the reducing pipe section, of the second pipe section, and the atomizing nozzle communicates with the reducing agent pipeline. According to the technical scheme, the problems that reactants are not uniformly distributed and a reducing agent is easily adhered to the inner wall can be solved, so that the denitration effect is improved.