12results about How to "Little wind effect" patented technology

The invention relates to the technical field of plant protection unmanned aerial vehicles, and particularly discloses an inclined staggered type windproof pesticide-spreading plant protection unmanned aerial vehicle which comprises a vehicle body, connecting rods are fixedly connected to the outer surface of the vehicle body, propellers are fixedly connected to the ends, away from the vehicle body, of the connecting rods, and the four propellers are symmetrically arranged; supports are symmetrically and fixedly connected to the side face of the bottom of the machine body. According to the inclined staggered type wind-proof pesticide-spreading plant protection unmanned aerial vehicle, the spraying pipe and the vehicle body are arranged in parallel, so that the pesticide spraying direction of the spraying pipe is perpendicular to the wind pressure direction generated by rotation of the propeller, and the problem that pesticide liquid is blown away by the propeller to affect the spraying effectiveness is greatly solved; and meanwhile, the unmanned aerial vehicle flies forwards slowly during working, pesticide liquid is sprayed behind the vehicle body, the sprayed pesticide liquid can be rapidly separated from the agitating range of the propeller, and thus the effectiveness of pesticide liquid spraying is further improved.

The application discloses a solar cell panel support shaking early warning device, and relates to the technical field of solar panel supports, which comprises a base, a supporting cylinder fixedly connected to the upper surface of the base, a motor fixedly connected between the inner walls of the base, a storage rack slidingly connected between the inner walls of the supporting cylinder, a screw rod rotatably connected to the bottom of the inner walls of the supporting cylinder, the output end of the motor being fixedly connected to the bottom end of the screw rod, the screw rod being threadedly connected with the bottom end of the storage rack, and U-shaped pressing rods being slidingly connected to the outer surface of the supporting cylinder at equal intervals. The device can reduce the overall height of the device by sliding the storage rack into the supporting cylinder, thereby reducing the overall gravity center of the device, making the device easier to keep balanced, and reducing the area of the device subjected to wind, the force arm of the device, the torque of the wind force acting on the device, and the influence of the wind force on the device, so that the shaking amplitude of the device is reduced.

The utility model discloses photovoltaic power plant operation and maintenance inspection device, including first stand, second stand, track assembly, mobile inspection assembly, and mobile inspection assembly includes mobile box, rolling mechanism, drive assembly, inspection camera, photovoltaic power generation assembly, rolling assembly is rolled and is established on track assembly, drive assembly is located in mobile box, and drive assembly is equipped with transmission assembly between track assembly, and inspection camera is in mobile box below, and photovoltaic power generation assembly and drive assembly, inspection camera form electric connection. Through first stand, second stand makes mobile inspection assembly installation on certain height, and it is convenient for mobile inspection assembly aerial inspection, and drive assembly passes through transmission assembly, and rolling mechanism rolls on track assembly, to drive inspection camera to carry out the inspection work to photovoltaic power station, relative to present manual inspection, improves work efficiency, relative to unmanned aerial vehicle inspection, and wind force influence is smaller, relative to ground patrol car, and the inspection work is convenient to carry out.

The invention discloses a floating type offshore photovoltaic power generation platform convenient to assemble, and the platform comprises a top frame, a bottom frame, a plurality of first vertical columns, a plurality of buoys, a mounting frame, and a photovoltaic panel. The first stand columns are arranged between the top point of the top frame and the top point of the bottom frame. The mounting frame is arranged in a space defined by the top frame and comprises a plurality of transverse rods and a plurality of longitudinal rods, the transverse rods are arranged at intervals in the first direction and extend to be connected with the top frame in the second direction, and the longitudinal rods are arranged at intervals in the second direction and extend to be connected with the top frame in the second direction. The longitudinal rods extend in the first direction to be connected with the top frame, a plurality of installation frames are defined between the transverse rods and the longitudinal rods, and the photovoltaic panels are fixedly arranged on the installation frames. The floating type offshore photovoltaic power generation platform has the advantages of being easy to assemble and the like.

The utility model discloses a door and window for a green building. The door and window comprises a mounting frame and a door and window main body, according to the utility model, the scraping plate and the scraping strip which are manually adjusted are adopted, so that when the outer surface of the door and window main body needs to be cleaned, a user can rotate a hand wheel, drive a driving bevel gear to rotate, further drive a driven bevel gear to rotate, further drive a screw rod to rotate, drive a connecting plate to move, further drive the scraping plate to move and further drive the scraping strip to move; a worker can open the valve located on the surface of the U-shaped pipe indoors, the U-shaped pipe is communicated, filtered rainwater is collected and enters the spraying pipe along the U-shaped pipe, the rainwater is sprayed to the outer surface of the door and window body through the spraying head, the outer surface of the door and window body is cleaned through scraping of the scraping strip, a motor and an electric control valve are omitted, the structure is simpler, and use is more convenient. The cleaning device is simple in structure, low in manufacturing cost, convenient to operate, safer, more reliable and more convenient to install, cleaning work can be completed by rotating the hand wheel forwards and backwards, and meanwhile the trouble of pulling an electric wire for power supply is omitted.

The utility model relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle water first-aid air bag which comprises a machine shell, the inner wall of the machine shell is fixedly connected with a shell, the outer portion of the shell is fixedly connected with a first rotating assembly providing rotating capacity, and the bottom of the first rotating assembly is fixedly connected with a first closing plate. The bottom of the first sealing plate is fixedly connected with a fixing plate, the outer portion of the fixing plate is fixedly connected with a clamping assembly providing rotating capacity, the outer portion of the fixing plate is fixedly connected with two connecting blocks, the inner walls of the two connecting blocks are fixedly connected with fixing shafts, the outer portions of the two fixing shafts are fixedly connected with first clamping jaws, and the outer portions of the first clamping jaws are fixedly connected with second clamping jaws. And clamping jaws II are fixedly connected to the outer parts of the clamping assemblies. According to the device, the independence and the flexibility of the device are improved, the practicability of the device is also improved, and the rescue success rate and the positioning accuracy of air bag throwing are improved.

The utility model belongs to the technical field of waterproof roll construction, and relates to a waterproof roll baking and paving device which comprises a movable chassis, a waterproof roll, a lifting cleaning device, an unwinding device, a baking assembly and a lifting paving device, and the lifting cleaning device, the unwinding device, the baking assembly and the lifting paving device are sequentially and linearly installed on the movable chassis. The waterproof coiled material is in lap joint with the unwinding device through a connecting roller, the waterproof coiled material is erected on the baking assembly through the unwinding device, a pressing adjusting roller is arranged at the end, close to the lifting laying device, of the movable chassis, and the waterproof coiled material sequentially passes through the lifting laying device and the pressing adjusting roller through the unwinding device. The cleaning and laying device can be adjusted in a lifting mode so as to meet different working requirements, the problem that an existing cleaning brush cannot be adjusted in a self-adaptive mode is effectively solved, when the device is stored and the construction position is replaced, the device is simple, convenient, time-saving and labor-saving, the working efficiency is effectively improved, and the situation that collision is caused on an unstable road surface when the construction position is replaced is effectively avoided.

The utility model relates to an air curtain device for a dryer. The air curtain device structurally comprises a fan, an air inlet pipe and an air outlet pipe, wherein the fan is arranged on a dryer box body; the air inlet pipe and the air outlet pipe are connected with the fan; the air inlet pipe is connected with the air inlet end of the fan, and the air outlet pipe is connected with the air outlet end of the fan; an air outlet of the air outlet pipe is formed in the inner top of an opening of the dryer, and the air inlet pipe comprises two door-shaped pipes symmetrically arranged on the two sides of the air outlet, an upper longitudinal pipe communicating the two door-shaped pipes and a connecting pipe communicating the upper longitudinal pipe and the draught fan. The two door-shaped pipes are both parallel to the air outlet. The air inlet pipes are arranged on the two sides of the air outlet of the conveying belt and the air outlet of the air curtain, airflow divided by the conveying belt and workpieces on the conveying belt is sucked in, circulation of the airflow is achieved, the problem that the heat preservation effect of an existing dryer is reduced due to the fact that the conveying belt and the workpieces on the conveying belt block the air curtain is solved, and the heat preservation effect of the dryer is improved.

The invention discloses a tilt-rotor unmanned aerial vehicle, comprising a fuselage (1), wherein a wing driving mechanism (10) is arranged in the fuselage (1), a rotating shaft (2) is arranged on the fuselage (1), wings (3) are arranged on both sides of the fuselage (1), the ends of the rotating shaft (2) are connected to the wings (3) via a rotating mechanism (50), a propeller (4) is arranged on the rotating mechanism (50), the rotating mechanism (50) comprises a bracket (500), the rotating shaft (2) is connected to the propeller (4) via the bracket (500), a spring (505) is arranged between the bracket (500) and the wing (3), a rotating motor (501) is arranged on the bracket (500), a first rotating rod (502) is arranged at the output end of the rotating motor (501), a second rotating rod (503) is hingedly connected to the end of the first rotating rod (502), and the second rotating rod (503) is rotatably connected to the wing (3) via a first hinge seat (504). The invention has the advantages of long service life, good endurance, less prone to flight accidents and simple maintenance.

The utility model discloses a mine punching device, relates to the field of blasting engineering, and aims to solve the problem that discharged dust is scattered in the air due to the influence of wind power and affects the health of workers. The mine punching device is characterized by comprising a machine body, a drill bit and a connecting plate are arranged on the machine body, and a collecting box used for collecting the dust produced by the drill bit is connected to the connecting plate in a sliding mode; an ash outlet is formed in the collecting box, a distance sensing device is arranged on the ash outlet, a control mechanism is arranged between the connecting plate and the collecting box, and the control mechanism is used for controlling the collecting box to move up and down on the connecting plate. According to the dust collecting device, the collecting box is arranged on the connecting plate to slide, meanwhile, the control mechanism can adjust the distance between the dust outlet and the ground according to information of the distance sensing device, the falling stroke of dust is short when the dust is discharged from the dust outlet, and therefore the influence of wind power on the dust is reduced, and the construction environment is improved.

The invention provides an anti-drifting pesticide application method capable of keeping a deposition distribution effect, which comprises the following steps: mixing a pesticide, a dynamic crosslinking compound thickener, a fiber forming auxiliary agent, a buffer stabilizer, a dissolving auxiliary agent, an anti-freezing component and a solvent to prepare a semitransparent homogeneous colloidal spinnable liquid medicine; the spinnable liquid medicine is sprayed to target crops through centrifugal spinning equipment, and the rotating speed of a centrifugal spray head is controlled, so that the spinnable liquid medicine is sprayed out in a continuous filamentous form. The problems that in the prior art, when pesticide is sprayed, the utilization rate is low, the deposition effect is poor, and drifting resistance and uniform deposition distribution are difficult to consider at the same time due to droplet drifting can be solved, pesticide drifting is remarkably reduced, the crop adhesion rate is increased, the pesticide dosage is reduced, meanwhile, the pesticide activity is kept, and the pesticide application cost and the environment risk are reduced.

The utility model provides a kind of rear cover and wind power cabin cover for wind power cabin cover, rear cover includes rear cover body, and rear cover body is equipped with cabin entrance, and the sliding door is equipped at cabin entrance, and the sliding door is used to slide along the length direction of rear cover body, to open or close cabin entrance;The inside of rear cover body is equipped with lower sliding support plate below sliding door, and lower sliding support plate is equipped with lower slide rail, and lower slide rail extends along the length direction of rear cover body, and the lower side of sliding door is equipped with lower sliding connecting portion slidingly connected in lower slide rail;The inside of rear cover body is equipped with upper sliding support plate above sliding door, and upper sliding support plate is equipped with upper slide rail, and upper slide rail extends along the length direction of rear cover body, and the upper side of sliding door is equipped with upper sliding connecting portion slidingly connected in upper slide rail, to improve the technical problem that existing disassembly is complicated, and security risk is poor.