6788 results about "Dust fall" patented technology

The invention provides a multi-construction-method collaborative dust fall intelligent control method based on deep learning. The method comprises the following steps: collecting mine field data of a mine field in real time; wherein the mine field data comprises mine field environment data, equipment operation data and topographic data; constructing a digital mine field model based on the mine field data; wherein the digital mine field model comprises a terrain model, an equipment model and a dust generation and diffusion model; based on the mine field data and the digital mine field model, constructing a reinforcement learning agent; based on the reinforcement learning agent, performing dust fall control on the mine field; the dust fall control is monitored on the basis of the pre-created human-computer interaction interface, intelligent and efficient control over the mine field dust fall process is achieved, the dust fall effect and the resource utilization efficiency are improved, and meanwhile the flexibility and reliability of the system are improved through human-computer cooperative control.

The invention provides a mining intelligent watering dust fall method and system, electronic equipment and a storage medium, and relates to the field of watering dust fall. The method comprises the following steps: acquiring multi-source heterogeneous environment sensing data; preprocessing the multi-source heterogeneous environment sensing data to obtain preprocessed multi-source heterogeneous environment sensing data, and constructing a mining area holographic environment model based on the preprocessed multi-source heterogeneous environment sensing data; based on the holographic environment model of the mining area, extrapolating and estimating the dynamic change trend of the wind dust concentration by using a space-time sequence prediction algorithm to obtain a wind dust concentration distribution prediction result of each area of the mining area in a future time period; according to the technical scheme, dust suppression is taken as an optimization target, water mist parameters and a nozzle arrangement scheme are taken as decision variables, a mining area holographic environment model and a wind dust concentration distribution prediction result are taken as constraint conditions, an optimal spraying strategy meeting dust falling requirements is solved through a heuristic search algorithm, and the dust falling effect is improved and the water consumption is reduced through the technical scheme.

The utility model discloses a dust falling device for municipal civil engineering, and relates to the related technical field of dust falling devices for municipal civil engineering, the dust falling device comprises a vehicle plate and a water tank fixedly installed on the vehicle plate, a cavity is formed in the vehicle plate, a rotating shaft is rotatably installed in the cavity, a swing assembly is arranged in the cavity, and the swing assembly is connected with the water tank. The top end of the rotating shaft extends out of the sweeping board and is fixedly provided with an installation disc, an installation frame is fixedly installed on the installation disc, a rack is rotatably installed on the installation frame, a fog gun machine is fixedly installed on the rack, an installation ring is fixedly installed at an air outlet of the fog gun machine, and a plurality of air cylinders are hinged to the installation ring. A spraying hose is communicated between each air duct and the fog gun machine, and an adjusting assembly for adjusting the angle of the air duct is arranged on the rack; the spraying angle of the fog gun machine can be adjusted, the spraying dust falling range of the fog gun machine is enlarged, and the dust falling effect of the fog gun machine is improved.

The invention relates to a method, device and equipment for controlling energy conservation of a clean room with an AI algorithm, and the method comprises the steps: collecting real-time environment parameters and equipment power consumption data through a temperature and humidity sensor, a cleanliness monitor, a dust falling particle catcher and an intelligent electric meter which are disposed in the clean room; associating the real-time environment parameters and the equipment electricity consumption data with production scheduling information to generate a dynamic regulation and control strategy; based on the real-time environment parameters, the equipment electricity consumption data, the dynamic regulation and control strategy and historical energy consumption data, a start-stop strategy of the fan filter unit is calculated through a deep learning model, and the start-stop strategy comprises a three-gear hierarchical regulation and control strategy for an alternating current type FFU. And the voltage and the rotating speed of the fan FFU are dynamically adjusted according to the direct current type FFU, so that intelligent linkage of production requirements and environment control is achieved, and the purposes of reducing cost and increasing efficiency are achieved.

The invention discloses an efficient thin seam coaling roller for a coal mining machine and a using method, and relates to the field of coal mining equipment. A thin seam efficient coaling roller for a coal mining machine comprises a coal mining spiral roller which is fixedly installed at the power output end of a driving rocker arm of the coal mining machine through a fixing bolt; the mounting cover is fixedly mounted at the position, close to the coal mining spiral drum, of the coal mining machine driving rocker arm; while the coal mining spiral drum rotates to mine coal, water spraying at the rocker arm of the coal mining machine, water spraying at the cutting tooth seat and mist curtains sprayed by the wide-angle fan-shaped atomizing nozzles work cooperatively, the dust falling effect is enhanced, a water mist cover is rapidly formed under the assistance of the mounting cover, and the water mist cover can effectively isolate coal dust inside, so that the dust falling effect is improved. And the coal dust diffusion is greatly reduced, the body health of miners is guaranteed, the occupational health risk is reduced, the abrasion of the coal dust to equipment is reduced, the service life of the equipment is prolonged, the maintenance frequency and cost of the equipment are reduced, and the comprehensive benefits of coal mining operation are improved.

The invention discloses a construction site dust fall and pollution prevention and control method and system based on multi-modal perception, and relates to the technical field of construction management, and the method comprises the steps: collecting PM data at a boundary in real time through a boundary monitoring device preset at the boundary of a construction site, and meanwhile, using an unmanned plane carrying the monitoring device to monitor the PM data at the boundary; performing flight monitoring on the interior of the construction site according to a preset route, and collecting PM data of different areas of the site; performing preliminary analysis on the multi-modal sensing data in real time by using an edge calculation module, and identifying dust abnormal conditions; and the data processing center analyzes a current pollution scene of the construction site, matches an optimal dust falling strategy for the current pollution scene, controls surrounding dust falling equipment to perform dust falling operation, constructs a self-organizing communication network among the dust falling equipment, and adjusts a dust falling operation plan by using dust falling feedback information. According to the invention, real-time data collected by the boundary monitoring equipment and the unmanned aerial vehicle are fused, and environment parameters and construction working conditions are combined, so that precise regulation and control of the dust falling equipment are realized.

The invention provides automatic dust suppressant spraying equipment for building interior construction, and belongs to the field of environmental protection treatment. Comprising a fixing plate, a connecting plate is arranged at the front end of the fixing plate, a round block is arranged at the front end of the connecting plate, a spray head is fixedly connected to the front end of the round block, a hose is fixedly connected to the outer surface of the round block, and a position reciprocating assembly used for reciprocating the position of the spray head is arranged on the fixing plate. The position reciprocating assembly enables the nozzle to perform left-right reciprocating motion for spraying, the angle reciprocating assembly is synchronously started to perform up-down reciprocating motion on the angle of the nozzle, so that the dust suppressant can cover a higher area and a lower area, and the position reciprocating assembly is matched to realize omnibearing coverage of a target area; the dust suppressant can be evenly sprayed to all corners, the wind power is monitored through the monitoring assembly, the device can conveniently carry out dust falling treatment on dust in the air in time, and therefore the dust suppression effect is improved.

The invention discloses dust falling equipment for municipal road construction and a using method, and relates to the technical field of construction dust falling, the dust falling equipment comprises a chassis and universal wheels fixedly installed on the periphery of the bottom of the chassis, the top of the chassis is fixedly connected with a top plate, the dust falling equipment further comprises a water tank, a driving mechanism is fixedly connected to one side of the top of the top plate, and the driving mechanism is arranged on one side of the water tank; a spraying mechanism is arranged on the other side of the top of the top plate; the pressure pump is fixedly installed on one side of the top of the water tank, the end, away from the pressure pump, of the drainage pipe is connected with a telescopic pipe, and a spraying barrel is installed on the top of the top plate; the driving mechanism comprises an upper box body, and the bottom of the drainage pipe is connected with a connecting pipe; the spraying mechanism comprises a cam and a flange plate, the interior of the flange plate is connected with a rack in a sliding mode, and the problems that transverse swing adjustment and vertical swing adjustment of the device are adjusted through a servo motor and an electric hydraulic push rod respectively, operation is inconvenient, the adjustment efficiency is not high, and more energy is consumed are solved.

The invention discloses a BIM-based bridge high pier construction safety monitoring method and system, and relates to the technical field of BIM, a dust concentration prediction vector P is calculated through an environment feature set T, high-precision prediction of dust diffusion concentration is realized, and the dust distribution condition of a construction site is more prospective. Then, according to the scheme, the dust fall parameter set D is formulated in combination with the dynamic change of the dust concentration, the dynamic dust fall strategy is executed, the spraying scheme can be adjusted according to the real-time environment, the dust fall efficiency is effectively improved, and the problems of water resource waste and uneven coverage existing in a traditional spraying mode are solved. Besides, through a feedback mechanism of a dust concentration error D, an environment safety index ZS is calculated and compared with a preset construction area trigger threshold ST, iterative optimization of a dust fall parameter set D is achieved, it is ensured that the construction environment is always in a controllable range, and potential safety hazards caused by excessive dust are avoided.

The invention relates to the technical field of metal casting polishing devices, in particular to progressive metal casting segmented polishing equipment which comprises a polishing table, a clamping assembly used for clamping a metal casting is arranged at the top of the polishing table, and a supporting frame is further arranged at the top of the polishing table. A grinding assembly used for conducting all-dimensional grinding on the metal casting is arranged at the bottom of the supporting frame, a dust suction pump is matched with a dust suction pipe and a suction nozzle to work so that dust and metal dust can be guided into a separation frame, and magnetic metal dust contained in the metal dust can be attracted to a cylindrical magnet; the non-magnetic metal dust and dust fall on the filter screen, then the filter screen is continuously extruded by the extrusion block, and the filter screen is always in a vibration state under the action of the spring telescopic rod, so that the non-magnetic metal dust on the filter screen is screened out; and finally, the water drops into a second collecting frame through filter holes in a filter screen.

The utility model provides a battery, a battery pack and an energy storage system, the battery comprises a shell, a pole core, a mylar film, an insulating porous film and a bottom support sheet, and the pole core, the mylar film, the insulating porous film and the bottom support sheet are accommodated in the shell; the bottom surface of the pole core, the mylar film, the insulating porous film and the bottom support sheet are sequentially stacked, and the insulating porous film positioned on the bottom surface comprises a plurality of through holes. The through holes of the insulating porous membrane can reduce the circulation of dust falling from the pole core between the pole core and the shell, and reduce the possibility of micro short circuit between the bottom surface of the pole core and the shell.

The utility model belongs to the field of meteorological chromatographic instruments, and particularly relates to a drying and filtering device of a meteorological chromatographic instrument, which comprises a bottom plate, two sides of the top of the bottom plate are respectively and fixedly connected with a collecting box and an instrument body, the top of the inner cavity of the collecting box is fixedly connected with a sealing assembly, and the top of the collecting box is communicated with a filtering box; by arranging the cleaning mechanism, after a motor in the cleaning mechanism is started, a brush plate can be driven to move up and down in a reciprocating mode through cooperation of a mechanical structure to clean the surface of the filter plate, the surface of the filter plate is prevented from being blocked by dust, the gas flowing efficiency is improved, and meanwhile when the brush plate moves to the lowermost portion, a pressing rod can be driven to extrude a sealing assembly; according to the gas chromatograph, the sealing assembly is removed from the communicating position of the filtering box and the collecting box, so that the cleaned dust falls into the collecting box, the manual cleaning process is omitted, the dust can be conveniently collected, and the problems that in the prior art, a gas chromatograph cannot be rapidly cleaned, and impurities are inconvenient to discharge are solved.

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 invention relates to the technical field of tunnel ventilation and environmental protection, in particular to an efficient and energy-saving tunnel ventilation and dust removal integrated system. Data analysis and decision making; ventilation control; dust removal operation; and sewage treatment. The intelligent sensing module is installed in the tunnel, environment parameters of different positions can be accurately obtained in real time and transmitted to the central control system, the efficient and energy-saving draught fan is selected, the frequency conversion and speed regulation device is installed, energy consumption is reduced, and by arranging the air filtering device and the dust falling device, the dust falling efficiency is improved. The dust collection device and the dust blocking device arranged at the tunnel portal effectively control the air environment quality in the tunnel, sewage purification and cyclic utilization are achieved through sewage treatment, and the system is high in intelligent degree, can be flexibly adjusted according to the actual situation and is suitable for popularization and application. The problems that a traditional ventilation and dust removal mode is high in energy consumption, poor in effect, lack of intelligent control and the like are effectively solved, the health of constructors is guaranteed, and pollution to the surrounding environment is reduced.

An aluminum ash pickling device, which relates to the technical field of pickling devices, and comprises a pickling tower (1); and a filtering mechanism comprises a filter screen (8), a rotating shaft (9), a cleaning brush (10) and a rotating disc (11). By means of the filter screen (8), when an induced draft fan (4) drives waste gas to an air intake pipe (2), the waste gas is filtered by the filter screen (8) before entering the pickling tower (1); and under the action of the induced draft fan (4), wind power generated by the waste gas pushes the rotating disc (11) to drive the rotating shaft (9) to rotate, the rotating shaft (9) drives the cleaning brush (10) to rotate, the cleaning brush (10) agitates dust on a surface of the filter screen (8) during rotation, and at this point, the dust is loosened and comes off the surface of the filter screen (8), thus reducing the probability of the filter screen (8) being blocked, and preventing the circulation of the waste gas from being affected. When the wind power is small, the dust falls downward into a collecting box (12), a rotating cover (14) is rotated to release the connection between the rotating cover (14) and an external thread (13), and at this point, the dust accumulated in the collecting box (12) flows downward, such that a worker can collect the dust, thus preventing a small amount of aluminum ash from entering the pickling tower (1) along with the induced draft fan (4) and mixing with an agent which would otherwise impair the treatment efficiency of ammonia gas.

The invention discloses a building engineering construction site intelligent green spraying dust falling device which comprises an electric trolley, the top of the electric trolley is connected with a base, a supporting plate is installed at the top of the base, a first gear motor used for driving the supporting plate to rotate is fixedly installed on the outer wall of the base, and an air duct is installed at the top of the supporting plate in an angle-adjustable mode. A plurality of atomizing nozzles are hinged to the inner wall of the air outlet end of the air duct through hinge seats, the atomizing nozzles communicate with the annular water supply pipe, a driving mechanism is installed on the outer wall of the air outlet end of the air duct, the atomizing nozzles are in transmission connection with the driving mechanism, and the driving mechanism drives the atomizing nozzles to converge or diverge relative to the axis of the air duct; intelligent control system equipment is arranged on the electric trolley, and the intelligent control system equipment is configured to complete movement control over the electric trolley, orientation control over the air duct and orientation control over all the atomization nozzles on the basis of dust raising monitoring equipment arranged on a construction site and monitoring information collected by a flame detector.

The invention relates to the technical field of construction site dust fall, in particular to a BIM cooperative construction site dust fall spraying device dynamic optimization and construction application system which comprises an environment sensing module, a spraying decision module, an execution regulation and control module and an abnormal response module. The system collects environment parameters through a sensor network to generate a dynamic environment portrait, optimizes a spraying coverage scheme in combination with a BIM model, monitors and adjusts the spraying effect in real time through a closed-loop regulation and control mechanism, and detects abnormal accumulation points to generate a strengthening instruction. According to the invention, precision, dynamic and energy-saving dust fall of the construction site can be realized, the construction environment quality is improved, and the resource consumption is reduced.

The invention relates to the technical field of constructional engineering, in particular to a tunnel construction safety monitoring and automatic spraying dust fall method, which comprises the following steps: acquiring sensing data of a construction area, the sensing data at least comprising dust concentration data, humidity data and airflow data at each detection position; according to the dust concentration data, determining a high dust concentration area and predicted dust concentration data of the high dust concentration area at a future moment; according to the dust concentration data, the predicted dust concentration data, the current position of a spraying device and the position of the high-dust-concentration area, the humidity data and the airflow data are combined, and spraying control logic is determined; according to the spraying control logic, a spraying device is controlled to spray water to the high-dust-concentration area for dust falling. By monitoring the sensing data of the construction area and processing the sensing data to determine the appropriate spraying control logic, the dust falling effect is effectively improved.

The utility model discloses a dust falling structure for a concentrating machine, which relates to the field of mine machinery, and comprises a box body, a feed hopper is fixedly arranged at the right part of the upper end of the box body, and screening components are fixedly arranged at the bottom positions of the left part and the right part of the inner wall of the box body. According to the dust falling structure for the concentrating machine, ore particles of different sizes can be classified and collected through the screening assembly, the screening effect can be obvious due to the vibration effect of the screening plate, and the possibility that the three screening net areas are blocked can be reduced. And when the sieve plate vibrates, the plurality of shifting plates drive the ore materials to quickly move on the guide plate, so that the area between the lower part of the feeding hopper and the guide plate can be prevented from being blocked. Dust generated in the box body can be absorbed through the dust falling assembly, dust on the two filter plates can be scraped off through the cleaning assembly, and the dust enters the collecting box through the two inclined grooves.

The utility model discloses a novel high-altitude fog gun machine, and particularly relates to the technical field of high-altitude fog gun machines, which comprises a fixed base, a fixed bottom plate arranged at the top of the fixed base, a fog gun machine air pipe mounted at the top of the fixed bottom plate, a fog gun machine fan fixedly mounted on one side of the fog gun machine air pipe, and an adjusting mechanism arranged inside the fog gun machine air pipe. An angle adjusting mechanism is arranged between the fixed base and the fog gun machine air pipe; the adjusting mechanism comprises a threaded rod, the threaded rod is arranged in the fog gun machine air pipe, and the outer side of the threaded rod is in threaded connection with a threaded sleeve. According to the utility model, by arranging the adjusting mechanism, when dust fall is carried out in a small-range space with more accumulated dust, the plurality of atomizing nozzles move inwards, atomized liquid is concentrated in the small-range space for dust fall, in the large-range dust fall process, the plurality of atomizing nozzles move outwards, so that the dust fall range of the fog gun machine is enlarged, and in different dust fall environments, the dust fall efficiency of the fog gun machine is improved. The spraying angle and range are adjusted, and the applicability of the device is greatly improved.

The invention relates to the technical field of dust fall control optimization, and discloses a construction dust fall control system based on environment monitoring, which comprises an environment monitoring module, a dust fall equipment module and an intelligent control module. The environment monitoring module collects environment data of a construction site in real time, wherein the environment data comprise particulate matter concentration, wind speed, wind direction, humidity, temperature and the like. The dust falling equipment module comprises a spraying device, a wind barrier and a covering material and is used for reducing flying dust. The intelligent control module combines environment monitoring data and construction site image information, automatically adjusts the working mode of the dust falling equipment, and achieves accurate control. By constructing a construction dust fall decision model, a dust fall process is modeled as a Markov decision process, and factors such as dust fall effect, equipment energy consumption, construction safety and avoidance of excessive dust fall are comprehensively considered, so that intelligent decision is realized. The method can remarkably improve the construction dust falling effect, reduce the equipment energy consumption and improve the construction safety, meets the green construction requirement, and has wide application prospects and popularization value.

The invention relates to the technical field of dust separation, in particular to a convenient-to-clean bag-type dust collector for metallurgical casting. The bag-type dust collector convenient to clean for metallurgical casting comprises a bottom frame, an outer frame, a dust falling hopper, a dust discharging pipe, an air inlet pipe, an air outlet pipe, a supporting plate and a cloth bag, the top of the bottom frame is connected with the outer frame, the bottom of the outer frame is connected and communicated with the dust falling hopper, and the bottom of the dust falling hopper is connected and communicated with the dust discharging pipe. The left side of the lower portion of the outer frame communicates with an air inlet pipe. The first electric sliding rail drives the spraying pipe and the spraying head to move downwards and stretch into the cloth bag, it is guaranteed that compressed air can evenly cover the inner surface of the whole cloth bag, especially the lower area of the cloth bag, the problem of dust cleaning dead angles in a traditional dust cleaning mode is solved, and the dust cleaning effect is remarkably improved; due to the fact that the nozzle blows in the cloth bag, airflow cannot directly impact the surface of the cloth bag, physical abrasion of the cloth bag is reduced, and the service life of the cloth bag is prolonged.

The utility model discloses a building construction dust fall device which comprises an electric flat car body, a water storage tank is fixedly installed on the top of the electric flat car body, and a water pumping pipe is fixedly installed on the top of the water storage tank in a penetrating and penetrating mode. According to the building construction dust falling device, the electric flat car body, the water storage tank, a backflow hole, an annular collecting box, a water pumping pipe, a water adding pipe, a connecting pipe, a dust falling pipe, an atomizing nozzle, an electric telescopic rod, a filter screen, a water pump, a fixing plate, a mounting block, a movable pipe, a guide pipe and a storage battery are used in cooperation, and a water source in the water storage tank is pumped out; water is conveyed into a dust falling pipe through a movable pipe and is finally atomized and sprayed out through an atomizing spray head, dust falling operation is conducted on the periphery of the device, most of the water and dust fall into an annular collecting box together, a filter screen in the annular collecting box can filter the recycled water, and the dust is intercepted on the upper surface of the filter screen.

The invention discloses indoor test equipment for tunnel dust migration law research based on intelligent control, a main body of the indoor test equipment is a tunnel model test device, the tunnel model test device is electrically connected with a data monitoring device and a control and analysis device, and the top of the tunnel model test device is also provided with a spray dust fall device. The problems that in the prior art, the dust diffusion condition generated by a tunnel drilling and blasting method is difficult to detect, and the construction dust cannot be linked with a spraying and dust falling device, so that optimal spraying parameters cannot be designed and summarized are solved.

The utility model discloses a building construction accumulated water removing environmental protection device, which relates to the technical field of building construction, and comprises a water pumping pipe, one end of the water pumping pipe is fixedly connected with a spiral thread, the surface of the spiral thread is in threaded connection with an isolation ball, and the surface of the isolation ball is fixedly connected with a filter screen. A water suction pump is fixedly connected to one end of the water suction pipe, a damping structure is fixedly connected to the bottom of the water suction pump, and a water storage barrel is fixedly connected to one side of the top of the damping structure; through the arrangement of the spiral thread, the isolation ball and the filter screen, soil can be prevented from being sucked into the water suction pump during use, so that the water suction pipe is prevented from being blocked by the soil, the accumulated water removing efficiency is improved, and the practicability of the device is greatly enhanced; through the arrangement of the water conveying pipe, the atomizer and the water spraying opening, dust falling treatment can be conducted on a construction site during use, so that dust is prevented from floating in air and being sucked into a respiratory tract, pollution to the environment is relieved, and the use effect of the device is improved.

The invention provides a road and bridge pavement construction device, and relates to the technical field of pavement polishing, the road and bridge pavement construction device comprises a mobile vehicle and two polishing mechanisms, the polishing mechanisms are slidably connected to the mobile vehicle, the two polishing mechanisms are symmetrically arranged on the mobile vehicle, and the two polishing mechanisms are connected through a distance adjusting mechanism; a gear type reciprocating mechanism, a piston type water spraying mechanism and a dust collection mechanism are arranged on the moving vehicle, the gear type reciprocating mechanism is in sliding connection with the moving vehicle and connected with the two polishing mechanisms through belt wheel mechanisms, the piston type water spraying mechanism is fixedly connected with the gear type reciprocating mechanism, and the dust collection mechanism communicates with the piston type water spraying mechanism. The gear type reciprocating mechanism drives the grinding mechanisms, the piston type water spraying mechanism and the dust suction mechanism to operate, the distance between the two grinding mechanisms can be conveniently adjusted through the distance adjusting mechanism, atomized water is sprayed out through the piston type water spraying mechanism, dust falling is conducted on dust, and the dust, without dust falling, of the atomized water is sucked through the dust suction mechanism.

The invention discloses a laser welding tool for automatic machining of an electronic throttle valve, and relates to the technical field of laser welding tools, the laser welding tool comprises a fixed bottom plate, the top end of the fixed bottom plate is provided with an ash falling opening, the middle position of the top end of the fixed bottom plate is provided with a mounting frame, and the front end and the rear end of the top of the fixed bottom plate are both provided with threaded rods; a fan is installed in the middle of the bottom end of the installation frame, and an adjusting mechanism used for adjusting the blowing angle of the fan is arranged on the side of the installation frame. According to the laser welding tool for automatic machining of the electronic throttle valve, a movable block can synchronously drive a movable plate to move when moving, and the movable plate can push a workpiece to the middle position when moving, so that the workpiece to be machined is finally located in the middle position of the top end of a fixed bottom plate; and meanwhile, the clamping plates arranged on the inner sides of the moving plates can buffer and clamp the workpieces through elasticity, so that the workpieces have movement allowance when being clamped, and the surfaces of the workpieces are prevented from being damaged.

The invention relates to the technical field of glass pot cover machining, and discloses glass pot cover machining equipment and a method thereof.The glass pot cover machining equipment comprises a protective cover, a conveying mechanism, a clamp, a precise recognition control system, an ultraviolet laser system and a man-machine interaction system, a punching machining area is arranged in the middle of the conveying mechanism, and the clamp comprises two full-wrapping clamping arms and two half-wrapping clamping arms; a cooling and dust-settling mechanism is arranged outside the protective cover and comprises a cooling and dust-settling spray head, and a communicating hose which is integrally communicated with the cooling and dust-settling spray head is arranged outside the cooling and dust-settling spray head. In the process of clamping and positioning the glass pot cover, the cooling and dust falling spray head can spray cooling liquid to pre-cool the surface of the glass pot cover, and in the process of laser drilling of the glass pot cover, the cooling and dust falling spray head can conduct cooling and dust falling on the drilling position along with movement of the laser drilling head; and the punching precision is prevented from being influenced by the heat effect generated at the punching position.

The invention relates to the technical field of highway engineering, and discloses an environment-friendly dust falling device for highway engineering construction, which comprises a vehicle body, a box body is fixedly connected to the top of the vehicle body, a lifting plate is arranged above the box body, and a dust falling mechanism is arranged on the box body. The dust falling mechanism comprises a water tank, a submersible pump, a folding pipe, a hollow pipe, a first motor, a connecting pipe, a three-way pipe and an atomizing nozzle, the water tank is fixedly connected to the top of the inner wall of the box body, and the submersible pump is arranged at the bottom of the inner wall of the water tank. An electromagnet can be driven to move according to the wind direction of a construction site by arranging a wind indicator, an atomizing nozzle can be driven to rotate according to the wind direction of the site by arranging a first motor, a hollow pipe, a rotating disc, a clamping base, the electromagnet, a spring and a magnet block, the atomizing nozzle is opposite to the wind direction, and therefore water mist sprayed by the atomizing nozzle can make better contact with dust; therefore, the dust falling effect of the construction site is improved.

The invention discloses dust falling equipment for building construction, and relates to the technical field of construction dust falling, the dust falling equipment comprises a support, the support is of a U-shaped plate-shaped structure, vertical plates are arranged on the two sides of the upper end face of the support, rotating shafts are rotatably connected to the vertical plates, atomizing nozzles are installed in the middles of the rotating shafts, and the atomizing nozzles are connected to the upper end face of the support; the end part of the rotating shaft is connected with a wind power driving piece for driving the rotating shaft to rotate; the clamping assembly is mounted on the bracket and is used for fixing the dust falling equipment on the construction coaming; the water mist shielding assemblies are installed on the front side and the rear side of the upper end face of the support; through cooperative arrangement of the wind power driving part, the water mist shielding assembly and the telescopic driving assembly, rotation of an atomization spray head and stretching movement of an auxiliary baffle can be driven through power of environmental wind, so that the shielding area of the corresponding position is increased, and water mist floating to one side of the surrounding plate is reduced; therefore, the influence of water mist drifting caused by environmental wind on the environment on the two sides of the coaming is reduced.