59 results about "Wind flow" patented technology

This invention discloses an intelligent airflow control device and method for combined axial and radial airflow control at a tunneling face. The device includes an axial diameter opening and closing mechanism, an axial horizontal deflection mechanism, a radial air distribution adjustment mechanism, a telescopic and fixed air duct mechanism, and a load-bearing support mechanism. The method includes the following steps: 1. Installing the intelligent airflow control device for combined axial and radial airflow control at the tunneling face; 2. Fully unfolding and hanging the telescopic air duct; 3. Optimizing the flow field distribution through axial and radial airflow distribution; 4. Unloading the telescopic air duct. This invention can adjust the airflow ratio of the axial and radial outlets for different distances from the face and roadway conditions. Based on the tunneling face conditions, it coordinately adjusts the axial airflow angle, the size of the axial outlet, and the size of the radial outlet in real time. Through combined axial and radial adjustment, the airflow at the tunneling face has both axial pushing force and radial diffusion force, thereby optimizing the flow field distribution, improving dust control, and eliminating dust accumulation dead zones.

The application provides a wind guide device and a ventilation system, comprising a base, a lifting rod, an angle adjusting mechanism and a wind guide plate. The base fixes the wind guide device in the air supply channel, the lifting rod is fixedly connected with the base, the angle adjusting mechanism is fixedly connected with the lifting rod, and the wind guide plate is rotationally connected with the angle adjusting mechanism. The lifting rod can adjust the height of the wind guide plate, and the angle adjusting mechanism can adjust the orientation of the wind guide plate. By adjusting the height and orientation of the wind guide plate, the wind guide plate can guide part of the air flow in the air supply channel to the working point located in the pillar construction area, and the part of the air flow will directly impact the dirty air accumulated at the working point, so as to strongly wash and dilute the dirty air. The diluted dirty air will be dispersed away from the working point under the double actions of air flow dispersion and natural diffusion, and finally flow into the air supply channel and be discharged, so that the ventilation effect at the working point is improved, the dirty air accumulation problem is solved, the occupational health and personal safety of the workers are ensured, and the safety hidden danger is eliminated.

The utility model discloses a kind of cooling mechanisms for wiring harness heat shrink tube baking machine, including upper blowing assembly, lower blowing assembly, air cooler and heat dissipation exhaust component;The upper blowing assembly and the lower blowing assembly are respectively connected by corresponding pipeline The cold air end output port of air cooler, while the upper blowing assembly and the lower blowing assembly are distributed upside down, and both oppositely arranged, by the upper blowing assembly and the lower blowing assembly to heat shrink after wiring harness blowing cooling;And the suction port of the heat dissipation exhaust component is directly opposite the upper blowing assembly, by the heat dissipation exhaust component to the wind flow of the upper blowing assembly blowing towards wiring harness is quickly extracted.The utility model realizes the full range blowing cooling of heat shrink after wiring harness, by cooperating with scroll tube cooler, greatly improves cooling efficiency, effectively shortens the cooling time of wiring harness, to improve overall production efficiency.

The application provides a device for wind flow stabilization and guidance at a corner of a ventilation roadway of a coal mine, and relates to the technical field of ventilation equipment. The device comprises a bent pipe and a flow guide ring arranged in the inner side wall of the bent pipe. The adaptive flow guide structure provided by the application can inhibit vortex and reduce ventilation resistance under high-speed airflow through deformation, and can recover part of energy under low-speed state through flow channel design, so as to enhance the wind flow stability and ventilation efficiency at the corner of the roadway, adapt to different wind conditions, and improve the safety and reliability of the ventilation system.

The utility model discloses a kind of wind screen type seed cleaning machines facilitating adjustment, it is related to seed screening technical field, including first wind flow port, first wind flow port is equipped with first adjusting plate, cleaning machine main body is equipped with first adjusting assembly, the side wall of air channel away from rear air suction duct is equipped with second wind flow port, second wind flow port and first wind flow port between being equipped with feeding mechanism, the below of feeding mechanism is equipped with second adjusting plate, the below of second adjusting plate is equipped with second adjusting assembly, liftable is equipped with wind deflector in rear air suction duct.The beneficial effects of the utility model are that staff controls each adjusting assembly to work independently by the drive plate set in electric control box, so as to realize the air volume adjustment of each air door, to reduce the work burden of worker, and after debugging, record the current setting parameter, directly call previous parameter when the same variety is processed next time, without re-debugging equipment, it is beneficial to improve production efficiency.

The present application relates to the technical field of roadway ventilation control, and particularly relates to an intelligent air door and air window remote linkage control device and method, the method comprising deploying a multi-point differential pressure sensing unit array in a target roadway in a coal mine to obtain a plurality of grid-distributed measuring points; using a preset sampling rate and time alignment algorithm to obtain a high-resolution wind pressure slope field of the target roadway in real time; presetting a time window to extract trend characteristics of a current air flow state; inputting the obtained trend characteristics into a pre-constructed measuring point confidence judgment model to obtain a confidence level of the measuring point, the confidence level comprising a low confidence level, a medium confidence level and a high confidence level. The intelligent air door and air window remote linkage control method provided by the present application relies on a slope field and confidence area determination mechanism, and automatically enters a protection state when the air flow is not reliable to block the occurrence of dangerous operations, thereby reducing the risk of secondary disasters such as gas accumulation and dust surge, and improving the safety guarantee level of underground workers.

The vehicle-mounted wireless charger comprises an installation panel, a shell and a fan, the shell is arranged at the bottom of the installation panel, air inlets are formed in the two sides of the top of the installation panel, protruding parts protruding outwards are arranged on the two sides of the shell, ventilation openings are formed in the tops of the protruding parts, and the fan is arranged in the shell. The shell is provided with an air inlet and a ventilation opening, the ventilation opening is located below the air inlet, the shell is internally provided with a coil assembly, a TEC refrigerator and a cooling fin which are sequentially arranged from top to bottom in an attached mode, the cooling fin comprises a plurality of fins arranged at intervals, the two sides of each fin extend into the corresponding protruding part, the bottom of the shell is provided with an air outlet, and the air outlet is located below the air inlet. The fan is arranged at the bottom of the shell and installed on the air outlet. By means of the structural design that double-side air inlet and double air channels are matched, the utilization efficiency of air flow is effectively improved, and the heat dissipation effect can be remarkably improved.

The utility model provides a kind of integrated double independent air duct refrigeration system, including box, evaporator, condenser;The evaporator and condenser are respectively installed in the two sides of box, the box on the outside of evaporator is opened outdoor air inlet, outside air enters the air duct where evaporator by outdoor air inlet, air duct is equipped with air supply fan, air supply fan pushes air to flow through evaporator;Air is sent into refrigeration area after heat exchange with evaporator;Another side of box is equipped with corresponding outdoor air inlet close to condenser, indoor air outlet is equipped opposite outdoor air inlet, outdoor air enters the air duct where condenser by outdoor air inlet, air duct is configured and installs exhaust fan, exhaust fan will wind flow flow through condenser, condenser releases heat, exhaust fan will absorb heat after hot air discharge outdoor.This new double independent air duct design avoids hot and cold air mixing, evaporator and condenser can efficiently carry out heat exchange in relatively independent airflow environment.

The application is suitable for the technical field of power system analysis, and provides a wind farm wake effect calculation method, device, terminal equipment and computer program product for power system analysis, wherein the method comprises: obtaining geographical position information of a wind farm, parameter information of each wind turbine in the wind farm, and wind speed information and wind direction information of natural wind; determining a first wind speed loss caused by the wake effect of a single upstream wind turbine based on the geographical position information, the parameter information and the wind speed information; determining a second wind speed loss in a wind direction coordinate system based on the first wind speed loss and the wind direction information; and determining downstream wind speed of each wind turbine under the wake effect of all upstream wind turbines considering the influence of all target factors based on the second wind speed loss; the target factors include height factor, terrain factor, wind direction factor, multi-wind turbine superposition factor and wind flow time lag factor. The application embodiment can effectively improve the accuracy of wind farm wake effect calculation.

A system and method for collecting renewable energy includes a solar panel and a down-sun wind turbine that are mounted on a same crossbeam. In this combination, as the crossbeam is rotated on a support pole, the solar panel is simultaneously rotated through a directional arc θ and an inclination arc Φ in accordance with a predetermined daily schedule that is based on the time of day and the latitude of the system. Also, as the solar panel is moved, the wind turbine is free to follow wind direction and maximize its collection of wind energy. To further maximize the energy collection capability of the system, the wind turbine is located on the crossbeam to remain down-sun from the solar panel and to remain free from wind flow interference that may be caused by the solar panel.

The utility model discloses a kind of drilling cleaning devices for display backboard production, specifically related to display screen production technical field, including limiting mechanism and cleaning mechanism, the upper part of the limiting mechanism is placed with cleaning mechanism, and the limiting mechanism contains screw assembly and sliding assembly, and the side surface of the screw assembly is installed with sliding assembly, and the cleaning mechanism contains jet component and heating component, and the side surface of the jet component is installed with heating component, it is cleaned to the drilling on display backboard by high-pressure air jetted in jet component, compared with traditional washing process, cleaning fluid and water are needed, drilling of display backboard is cleaned constantly, jet component only needs to apply high-intensity wind flow to drilling inside by high-pressure air, so that wind flow flushes out the stain in drilling, to avoid the corrosion of part caused by cleaning fluid flushing in traditional washing process, display backboard.

This invention discloses a dual-sided synchronous spraying system for a guide trough, relating to the field of dust control technology in fully mechanized coal mining faces. It includes a guide trough body and an mounting plate; a sensing mechanism installed on one side of the top of the mounting plate; the sensing mechanism includes a storage box, a sealed door, two partition plates, multiple dust concentration sensors, multiple wind speed and direction monitors, and an intelligent control box. This invention achieves real-time monitoring and dynamic response to underground dust concentration and airflow conditions through the coordinated operation of the dust concentration sensors, wind speed and direction monitors, intelligent control box, electromagnetic control valve, and water pressure regulating valve. When the dust concentration exceeds the standard, the intelligent control box can drive the water pressure regulating valve to increase the spray intensity and the electromagnetic control valve to quickly open the spray branch. When the dust concentration reaches the standard, it controls the electromagnetic control valve to close and the water pressure regulating valve to revert, solving the problem of existing spray devices having a fixed and singular mode and being unable to adaptively adjust, thus avoiding the ineffective consumption of water and electricity.

The present application relates to the technical field of escape route analysis, and discloses a dynamic three-dimensional escape route generation method based on a fire point, comprising: acquiring temperature data, smoke data, train state data and a three-dimensional space structure in a target site in real time, analyzing the preprocessed temperature data, smoke data and train data to obtain three-dimensional coordinates of the fire point and a fire situation-train coupling risk factor, and the target site being a subway station; capturing flow field changes through a three-dimensional transient wind flow field intensity atlas, and finally constructing a dynamic risk avoidance traffic atlas and generating an escape route in combination with regional smoke condition adaptive weight values and exit dynamic evacuation efficiency values, wherein the route generation process is real-time adaptive to dynamic changes of the flow field, smoke and personnel distribution, which ensures route safety and also takes into account evacuation efficiency, and effectively avoids route failure caused by flow field or smoke mutation.

The utility model discloses a kind of air duct structures for electric heater, install at the air inlet of electric heater, it is characterized in that, including fan assembly, air duct structure, air duct structure includes middle connecting part, first side grating, second side grating, first side grating, second side grating link in the two sides of middle connecting part;Middle connecting part includes detachable cover, lower connecting part, form inner air duct between detachable cover, lower connecting part, inner air duct is communicated with the air outlet of fan assembly, detachable cover is provided with fan air outlet along surface;Natural wind vent along inside is provided with natural wind inner partition, first side grating is provided with locking protrusion, side rib plate;Fan assembly operation makes fan wind flow along inner air duct, then blow out along fan air outlet, promote natural wind flow along the inside of electric heater. Middle connecting part along the air of fan air outlet drives the air flow of first side grating, second side grating place more smoothly, solve the problem of low flow efficiency, inharmonious.

Systems and methods for determining wind speed are disclosed. The system includes a video capture device (e.g., a smartphone camera, a drone-mounted camera, or a satellite) to capture a video time-series of a pre-existing flexible object, such as natural vegetation, interacting with a wind flow. A processor is configured to analyze the video time-series to extract kinematic features of the object's motion and determine a quantitative wind speed. In one embodiment, a physics-informed neural network is used, which is trained to infer the object's mechanical properties (such as stiffness or species) from the video to solve for the wind speed. In another embodiment, a neural network is configured to receive a set of statistical feature maps, derived from the video's temporal signals, to determine the wind speed. In a further embodiment, the wind speed is determined by applying a first-principles physical formula based on the discovery that the fluctuating motion of individual leaves becomes decoupled from the branch structure at certain wind speeds, allowing for a quantitative measurement based on leaf size and measured leaf speed.

The utility model discloses an electric rice cooker, including the pot body with inner pot and the pot cover with metal inner cover, the inner pot is equipped with the first sealing surface, the metal inner cover is equipped with the second sealing surface, the first sealing surface and the second sealing surface are pasted and form the rigid sealing area of annular, still include the fan and the air duct with outside communication, the air duct is along the rigid sealing area circumferential arrangement, the fan is used to send the wind of outside into the air duct, to make the wind flow through the air duct and cool the rigid sealing area. The utility model discloses an electric rice cooker, the steam produced when cooking meets the rigid sealing area of low temperature and will become condensed water, and the condensed water will fill the gap between the metal inner cover and the inner pot and form water seal, which can effectively improve the sealing effect between the metal inner cover and the inner pot, thereby effectively avoiding air leakage.

The application provides a full-wind-direction bladeless wind gathering and energy taking device, which comprises a full-wind-direction wind gathering and accelerating mechanism, a bladeless wind power taking mechanism arranged at a throat position of the full-wind-direction wind gathering and accelerating mechanism, and a power management module connected with the bladeless wind power taking mechanism. The application realizes the wind flow convergence and conditioning through the full-wind-direction wind gathering and accelerating mechanism, especially realizes the 360-degree full-wind-direction wind energy collection, improves the wind energy collection range, and based on the Venturi effect, improves the wind speed and wind energy density at the throat position, provides a high-density wind energy environment for the energy taking device to reduce the starting wind speed and improve the energy taking efficiency, and improves the output capacity under the same wind speed condition. The bladeless wind power taking mechanism converts the vibration energy into output electric energy, and the power management module manages, stores and outputs the electric energy, and solves the problems of high starting wind speed, insufficient wind direction adaptability, complex structure, high failure rate and the like of the existing sensor wind energy taking technology.

The application provides an air conditioner indoor unit and an air conditioner. The air conditioner indoor unit comprises a casing, a wind sweeping structure, a guide vane, a driving control mechanism and a limiting piece. The guide vane is provided with a driving column. A transmission rod is provided with an impeller. The limiting piece is movably supported on the supporting end of the air outlet in the left-right direction. The limiting end of the limiting piece in the left-right direction is provided with a first limiting column. The locking end of the transmission rod in the left-right direction is provided with a first limiting groove. When the driving column forces the limiting piece to move in the left-right direction and close to the locking end, the first limiting column is inserted into the first limiting groove to force the transmission rod to stop rotating. When the driving column forces the limiting piece to move in the left-right direction and away from the locking end, the first limiting column is separated from the first limiting groove, and the airflow driving impeller rotates to drive the transmission rod to rotate. The air conditioner indoor unit can reduce the power consumption of the airflow blown out of the air outlet and can sweep the airflow left and right and guide the airflow up and down, thereby reducing the electricity cost of the user using the air conditioner.

This utility model relates to the field of overhead cable technology and discloses a wind-resistant overhead cable, including an outer layer, inside which an aluminum-clad steel core reinforcing core layer is fixedly connected. This utility model, through the dual protective structure of the outer layer and the protective shell, and the synergistic effect of the wind-guiding groove, the arc-shaped diverting plate, and the guide plate, effectively changes the direction and speed of wind flow. The wind-guiding groove guides the wind to flow along the groove direction, the arc-shaped diverting plate splits the wind from the middle to both sides, and the guide plate and the wind-guiding groove further disperse the wind force, making the wind force more evenly distributed on the cable surface. This significantly reduces the direct impact and concentrated impact force of wind on the cable, reduces the cable's sway amplitude, avoids severe swaying and deformation of the cable due to excessive wind force in strong wind environments, effectively extends the cable's service life, improves the cable's operational stability and reliability under severe wind conditions, and ensures the continuity and safety of power transmission.

The present disclosure belongs to the field of ceramsite production, and particularly relates to a ceramsite rotary kiln tail heat recovery cooler; comprising a feeding port, the feeding port is communicated with a discharge port of the rotary kiln, a flow guide plate is arranged directly below an outlet of the feeding port, a wind distribution plate is arranged directly below the flow guide plate; a wind distribution hole is formed in the wind distribution plate, high-pressure wind flows out upwardly from the wind distribution hole; the high-pressure wind flowing out upwardly from the wind distribution hole forms an air flow channel to drive the ceramsite to move together with the air flow until the ceramsite moves to a discharge hopper, and the ceramsite is in a suspended state in the air flow channel; the ceramsite can be suspended and cooled, and the cooling effect is relatively better than that of a drum type; meanwhile, the heat generated after the ceramsite is cooled can be selectively reused in the rotary kiln by inputting fresh wind, so that the problem of oxygen supply deficiency in the rotary kiln and the problem of chaotic and unclear kiln observation and kiln observation obstruction caused by directly inputting the cooled air into the rotary kiln again are solved.

The application relates to a regenerative air flow generating device and a rotary dehumidifier. The regenerative air flow generating device comprises a circulating air flow pipe with a first pipe section and a second pipe section in communication, a regenerative air blower arranged at an air inlet end of the first pipe section, a heating element arranged in the second pipe section, and a flow dividing element arranged in the circulating air flow pipe. The regenerative air flow generating device and the rotary dehumidifier designed by the application actively guide part of the air flow generated by the air blower to a proximal end region of the heater close to the air blower by arranging the flow dividing element in the circulating air flow pipe, effectively improve the air flow distribution state in the whole heater region, and solve the problem of low local heat exchange efficiency caused by uneven air flow. Therefore, the device can generate regenerative hot air with more uniform flow and temperature distribution, increase the effective regeneration area of the dehumidification rotor, and finally improve the regeneration efficiency of the rotor and the dehumidification performance of the whole machine.

To provide a wind power generation system with an easily driveable turbine. [Solution] The wind power generation device (1) comprises a first member (10) that forms a first flow path (70) through which wind (W) flows from an inlet (71) to an outlet (72), a second member (20) positioned in the first flow path, and a third member (30) that forms a third flow path (90) through which air (A) that drives a turbine (40) for driving a generator (50) flows. The first member has a first opening (11a). The first flow path includes a throttling flow path (100) having a smaller flow path cross-sectional area (S) than the inlet. In the wind flow direction (F), the upstream end (21a) of the second member is positioned downstream (F2) of the inlet and upstream (F1) of the first opening. The throttling flow path is formed between the first member and the second member. The first flow path and the third flow path communicate with each other through the first opening.

This application provides a rice harvester threshing and cleaning device based on adaptive wind speed adjustment, relating to the field of agricultural machinery. It includes an inclined threshing and cleaning device, a re-threshing device for impurities, an air guide device, and an adaptive control unit. The inclined threshing and cleaning device comprises a threshing unit and a cleaning unit. The air guide device is located at the cleaning unit to create a cleaning airflow. The re-threshing device for impurities is located below the screen surface of the cleaning unit to directly transport unthreshed impurities falling from the cleaning unit to the threshing unit for re-threshing. This application utilizes an inclined arrangement of the threshing drum to create a natural stratification and gravity flow effect within the drum, reducing material retention and blockage, and ensuring a continuous and stable threshing process. The widened outlet at the tail of the screen increases the airflow channel, creating a forward airflow in the cleaning zone, resulting in more uniform air pressure distribution and improved light impurity discharge efficiency. Impurities directly enter the drum's re-threshing zone through a dedicated re-threshing channel, eliminating the need for further cleaning via screen return.

A system for harvesting electrical energy from wind currents produced at an airport is disclosed. The system comprises at least one bladeless energy conversion unit positioned within a jet blast catchment zone of an aircraft runway. The bladeless energy conversion unit captures kinetic energy from airflow produced by aircraft engine exhaust during take-off and landing operations, while the energy conversion means converts the captured kinetic energy into electrical energy. The bladeless energy conversion units may include oscillating vertical column turbines, multi-aerofoil oscillating turbines, enclosed blade turbines, and stationary wind energy capture devices, strategically positioned to minimize interference with airport communication systems while maximizing energy capture. The system incorporates a support structure with a frangible base section, and installation points are carefully selected to prevent signal interference with the Instrument Landing System. Comprehensive power management capabilities ensure seamless integration with airport infrastructure, while advanced monitoring systems maintain operational safety and efficiency.

The utility model discloses a kind of cooling type beehives, including beehive body and top cover, the top of both sides of beehive body is fixedly connected with sun shield, the side of beehive body is equipped with fan, the air outlet end of fan is communicated with air pipe, the utility model relates to beehive technical field.This cooling type beehive is monitored in temperature by temperature sensor in real time, when temperature is too high, single-chip microcontroller controls to start fan, air supply is sent through air pipe, cooperate with air deflector and air vent, ensure the accelerated flow of air, can accelerate to reduce the temperature in box, create suitable living environment for bee, guarantee the health of bee colony and honey production, simultaneously, air deflector can avoid wind flow direct blow, do not disturb normal activity of bee;Sun shield can block direct sunlight in summer high temperature period, reduce the heating of beehive body by sunlight, reduce the amplitude of temperature rise in box to a certain extent.

The utility model discloses a kind of full-sealed small hole acoustic system calibrators, specifically related to logging instrument technical field, including: calibrator body, well diameter leg and installation cylinder, the inside of the installation cylinder is provided with blowing assembly, the inside of the installation cylinder is symmetrically penetrated and is provided with four groups of through slots, the outside of the installation cylinder is symmetrically connected with four groups of connecting shell, the inside top of the connecting shell is connected with guide shell, the inner wall of the guide shell is symmetrically provided with multiple groups of air deflector.The utility model is provided with blowing assembly and air deflector and other components, when blowing assembly operates, the air after acceleration enters the inside of connecting shell through through slot, the flowing wind flow is guided by guide shell, and then the air after acceleration can be blown to sensor by air deflector, the detection end of sensor is continuously blown and cleaned, avoid impurity adsorption in the detection end of sensor to cause cover, effectively improve the accuracy of measurement.

The utility model relates to quick detachable seat mechanism suitable for tricycle, including cushion and frame, the pedal of frame is fixedly installed lower seat bucket, the lower seat bucket front portion can be turned over the overhauling upper seat bucket through the pivot installation, the overhauling upper seat bucket and lower seat bucket are locked through the snap lock, the seam between overhauling upper seat bucket and lower seat bucket is low in front and high in back, through with the traditional seat bucket is separated into overhauling upper seat bucket and lower seat bucket to let the seam of overhauling upper seat bucket and lower seat bucket be low in front and high in back, thereby can expose bigger engine overhauling window when overhauling upper seat bucket is folded to the front, reduces the difficulty of overhauling. Meanwhile, with the help of the deflector plate set up in the front part of lower seat bucket, the wind flow of the vehicle bottom can be changed direction when the vehicle is running, makes it straight blow engine, can effectively improve engine working environment and promote the heat dissipation efficiency, in addition, the cushion of convenient disassembly can effectively reduce its replacement difficulty, makes its maintenance more convenient.